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Emerson 98 Series Relief Valve or Backpressure Regulator Data Sheet

1. NOMINAL SPRING RELIEF FEON AT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY PRESSURE SETTING SIZES Part Number Color SETTING 2 4 6 8 10 15 20 25 30 NPS DN Code PSIG bar 0 14 0 28 0 41 0 55 0 69 1 0 14 17 2 1 2 0 7 2 1 2 6 3 3 4 3 8 4 5 5 2 5 7 6 2 0 14 2 7 8 0 9 8 11 4 12 9 14 4 17 0 19 7 21 6 23 5 1 992527022 Yellow 5 0 7 29 3 3 37 4 1 4 5 5 2 5 8 6 4 6 9 0 34 2 7 11 0 12 5 14 0 15 5 17 0 19 7 22 0 24 2 26 1 10 22 3 5 4 5 5 5 3 5 5 5 9 6 5 7 0 7 5 1 92627012 Green 0 69 8 3 13 2 17 0 18 9 20 1 20 8 22 3 24 6 26 5 28 4 15 1 8 3 1 4 3 5 5 5 6 6 4 6 9 74 7 8 1 0 6 8 11 7 16 3 18 9 20 8 22 7 24 2 26 1 28 0 29 5 1 4 20 1 8 3 3 4 8 5 7 6 1 6 3 6 7 7 74 7 8 1 92727142 Red 14 68 12 5 182 216 23 1 23 8 25 4 265 28 0 29 5 25 1 8 3 5 5 3 6 1 6 5 6 7 7 1 7 5 79 8 3 1 7 6 8 13 2 20 1 23 1 24 6 25 4 26 9 28 4 29 9 31 4 25 1 8 3 4 47 5 5 6 1 6 6 7 2 7 6 8 8 4 1 7 6 8 12 9 17 8 20 8 23 1 25 0 27 3 28 8 30 3 31 8 30 1 8 3 8 5 2 6 6 7 7 2 7 6 8 8 4 8 5 2 1 68 144 197 22 7 25 4 273 288 303 31 8 322 35 1 8 4 2 5 6 6 5 7 74 8 8 4 8 7 9 2 2 4 6 8 15 9 21 2 24 6 26 5
2. NLET PRESSURE EE OUTLET PRESSURE LOADING PRESSURE M1005 METAL DIAPHRAGMS SPRING FOR TYPE 98HD LD HHD WITH TWO METAL DIAPHRAGMS ASSEMBLE DIAPHRAGM GASKETS UNDER AND ABOVE THE METAL DIAPHRAGMS AS SHOWN ABOVE TYPE 98HD ALSO TYPICAL OF 98LD AND 98HHD Figure 2 98 Series Operational Schematic TO UPSTREAM SENSING LINE PRESSURE EUEEEE OUTLET PRESSURE LLL ATMOSPHERIC PRESSURE M1155 Bulletin 71 4 98 METAL DIAPHRAGMS FOR TYPE 98HM WITH TWO METAL DIAPHRAGMS ASSEMBLE DIAPHRAGM GASKETS UNDER AND ABOVE THE METAL DIAPHRAGMS AS SHOWN ABOVE TYPE 98HM Figure 2 98 Series Operational Schematic continued Once the valve has resealed leakage will not occur again until the bubble point pressure of 10 5 psig 0 72 bar is reached Table 22 shows typical pressure differences between the relief pressure setting and the bubble point and between the relief pressure setting and the reseat point These differences are to be used in conjunction with the capacity tables to determine the total inlet pressure increase required to develop the tabulated flows and to determine the actual inlet pressure reductions required for reseat point Capacity Information Relieving capacities at selected pressures and outlet pressure flows are given in SCFH 60 F and 14 7 psia of air in Tables 6 7 11 12 16 17 18 and 19 To determine the equivalent capacities for other gases
3. BODY BODY AND MAXIMUM INLET REGULATOR SIZE SPRING CASE PRESSURE MATERIALS PSIG bar Cast Iron 60 4 1 Type 98L All Sizes Stee 125 8 6 Stainless Steel 125 8 6 Cast Iron 60 4 1 Type 98LD All Sizes Stee 150 10 3 Stainless Steel 150 10 3 Cast Iron 300 20 7 Type 98H All Sizes 300 20 7 Stainless Steel 300 20 7 Cast Iron 300 20 7 Type 98HD All Sizes Stee 400 27 6 Stainless Steel 400 27 6 Cast Iron 400 27 6 Lon All Sizes Stee 400 27 6 Stainless Steel 400 27 6 300 20 7 Type eer All Sizes Stainless Steel 300 20 7 Relief Pressure Ranges See Table 2 Temperature Capabilities for Elastomer Parts MATERIAL Nitrile NBR Neoprene CR TEMPERATURE RANGE 40 to 180 F 40 to 82 40 to 180 F 40 to 82 C 0 to 300 F 18 to 149 C Limited to 200 F 93 C for hot water 40 to 275 F 40 to 135 C 0 to 425 F 18 to 218 C Fluorocarbon Ethylenepropylene EPDM Perfluoroelastomer FFKM Polytetrafluoroethylene PTFE Diaphragm protector 40 to 400 F 40 to 204 C Loading pressure plus spring setting should not exceed maximum inlet pressure Maximum inlet pressure equals set pressure plus build up Not for use on steam service Not available for Type 98HM Temperature and or the body end connection may decrease these maximum pressures
4. SWE CL150 RF CL300 RF PN 16 25 40 Spring Case Material Select One Cast Iron standard for cast iron bodies WCC Steel standard for steel or stainless steel bodies CF8M Stainless steel optional for stainless Steel bodies Diaphragm See Table 1 Neoprene CR standard for elastomer seat 302 Stainless steel standard for metal seat L Fluorocarbon FKM Ethylenepropylene EPDM Hastelloy Monel Trim Material See Table 1 Select Metal Elastomer Metal Seat Select One 416 Stainless steel standard 316 Stainless steel Hastelloy Monel Elastomer Seat Valve Plug Select One 416 SST 316 SST Hastelloy C Available in Type 98HM 1 2 only Monel Available in Type 98HM 1 2 only O ring Seat Select One O Nitrile NBR Fluorocarbon FKM Ethylenepropylne EPDM Perfluoroelastomer FFKM Relief Differential Relief Pressure Range Select One Type 98L or 98LD NPS 1 4 through 1 2 to 7 psig psi 0 14 to 0 48 bar 6 to 14 psig psi 0 41 to 0 97 bar O 12 to 25 psig psi 0 83 to 1 7 bar O 20 to 38 psig psi 1 4 to 2 6 bar Type 98H or 98HD NPS 1 4 through 1 O 15 to 35 psig psi 1 0 to 2 4 bar O 25 to 75 psig psi 1 7 to 5 2 bar O 70 to 140 psig psi 4 8 to 9 7 bar O 130 to 200 psig psi 9 0 to 13 8 bar Regulators Quick Order Guide RUN
5. SPRING FLOWAT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar RELIEF RELIEF PRESSURE SETTING Part Number Cor SETTING 5 7 10 15 20 30 40 50 75 100 0 34 0 48 0 69 10 1 4 2 4 28 34 52 6 9 PSIG bar uin 58 220 68 1 99127162 257 72 273 76 288 1L380127082 81 307 85 322 88 333 89 337 Dark 15 3 6 115 1E792327092 Gray 1 0 136 435 25 3 6 122 4 7 13 6 462 35 3 6 134 2 4 13 6 507 25 3 17 24 36 48 65 71 77 83 96 105 1 7 11 4 64 3 90 8 136 182 246 269 291 314 363 397 35 3 20 27 40 52 70 80 85 91 103 113 Light 2 4 11 4 757 102 151 197 265 303 322 344 390 428 1E795327082 alie 50 3 24 30 43 57 76 90 98 105 117 128 3 4 11 4 90 8 114 163 216 288 341 371 443 484 65 3 30 35 6 6 80 100 112 125 137 148 4 5 11 4 114 132 174 238 303 379 424 473 519 560 50 2 5 14 23 34 47 65 85 96 110 122 133 3 4 9 5 53 0 87 1 129 178 246 322 363 416 462 503 IB 75 2 5 17 26 37 53 70 92 108 125 150 160 Gray 5 2 9 5 64 3 98 4 140 201 265 348 409 473 568 606 100 2 5 20 30 40 58 76 102 122 140 165 178 6 9 9 5 75 7 114 151 220 288 386 462 530
6. Pressure and or the body end connection may decrease these maximum temperatures The pressure temperature limits in this Bulletin and any applicable standard limitation should not be exceeded Specifications continued Temperature Capabilities for Metal Parts MATERIAL TEMPERATURE RANGE 40 to 406 F 40 to 208 C 20 to 450 F 29 to 232 C Cast Iron WCC Steel CF8M Stainless steel Monel or Hastelloy C 40 to 450 F 40 to 232 C Maximum Spring Case Loading Pressure for Types 98LD and 98HD Spring Setting Plus Loading Pressure 2 Type 98LD Spring Case Cast 50 psig 3 4 bar Steel or Stainless steel 125 psig 8 6 bar Type 98HD Spring Case Cast Iron 235 psig 16 2 bar Steel or Stainless steel 300 psig 20 7 bar Type 98HHD Spring Case Cast Iron 250 psig 17 2 bar Steel or Stainless steel 250 psig 17 2 bar Capacities Types 98L and 98LD See Tables 3 through 7 Types 98H and 98HD See Tables 8 through 12 Type 98HH and 98HHD See Tables 13 through 17 Type 98HM See Tables 18 through 21 Bulletin 71 4 98 Shutoff Classification Per ANSI FCI 70 3 2004 Metal Seats Class IV PTFE Class IV Elastomer Seats Class VI Flow Coefficient C 35 Type 98HM Sensing Line Connection 1 2 1 1 2 or 2 NPT body 1 8 NPT 3 4 or 1 NPT body 1 4 NPT IEC Sizing Coefficients BODY SIZES NPS DN x F F K 1 4 0 91 0 83
7. 200 340 465 612 839 1048 1311 1574 Blue 50 45 350 465 800 1150 1450 2100 2850 3470 4090 1 1 2 2 3 4 20 4 159 211 363 522 658 953 1293 1574 1855 40 50 65 45 400 550 850 1250 1600 2400 3400 4100 4760 4 5 20 4 181 249 386 567 726 1089 1542 1860 2159 50 45 120 350 525 800 1000 1500 2350 2860 3680 3 4 20 4 54 4 159 238 363 454 680 1066 1297 1669 1 795427082 Light 75 45 190 520 775 1150 1500 2200 3000 3500 4030 Gray 5 2 20 4 86 2 236 352 522 680 998 1361 1588 1828 100 45 300 600 900 1300 1700 2500 3300 3850 5000 6 9 20 4 136 272 408 590 771 1134 1497 1746 2268 75 45 145 300 450 700 900 1500 2500 3600 4100 5 2 20 4 65 8 136 204 318 408 680 1134 1633 1860 100 45 150 400 750 1025 1350 2050 3500 4750 5550 6 9 20 4 68 0 181 340 465 612 930 1588 2155 2517 10700927092 125 45 350 450 825 1150 1500 2300 3900 5400 6200 8 6 20 4 159 204 374 522 680 1043 1769 2449 2812 170 45 365 500 850 1200 1600 2400 4100 5800 6750 11 7 20 4 166 227 386 544 726 1089 1860 2631 3062 Bulletin 1 4 98 Table 11 Air Relief Capacities in SCFH Nm h Types 98H 98HD with Elastomer Diap
8. 231 3 4 1 M 20 25 127 210 264 310 246 420 455 497 538 20 25 1 4 11 3 57 6 95 3 120 141 412 191 206 225 244 25 25 136 236 280 328 364 455 500 545 587 17 11 3 61 7 107 127 149 165 206 227 247 266 25 25 91 164 228 272 320 420 500 545 587 1 7 11 3 41 3 74 4 103 123 145 191 227 247 266 30 25 118 190 254 318 354 455 545 590 680 10980127060 BuG 2 1 11 3 53 5 86 2 115 144 161 206 247 268 308 35 25 127 220 280 346 390 500 590 640 730 2 4 11 3 57 6 99 8 127 157 177 227 268 290 331 11 Bulletin 1 4 98 Table 6 Air Relief Capacities in SCFH Nm h Types 981 98LD with Elastomer Diaphragm NOMINAL SPRING RELIEF FLOWAT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY PRESSURE ie SIZES Part Number Color SETTING SCFH 2 4 6 8 10 15 20 25 30 NPS DN Code PSIG bar Nm h 0 14 0 28 0 41 0 55 0 69 1 0 1 4 1 7 2 1 2 150 670 830 960 1080 1200 1430 1650 1870 2100 0 14 4 0 18 0 22 2 25 7 28 9 32 2 38 3 44 2 50 2 56 3 16992927022 5 150 900 1030 1150 1260 1380 1610 1850 2080 2310 0 34 4 0 24 1 27 6 30 8 33 8 37 0 43 1
9. 266 295 10 500 4600 6200 6900 7400 8000 8900 10000 11100 12300 0 69 13 4 123 166 185 198 214 239 268 297 330 15 500 4400 6200 7200 7900 8500 10000 11100 12300 13400 1 0 13 4 118 166 193 212 228 268 297 330 359 3 4 1 dud 20 500 4800 6800 7900 8800 9400 11000 12000 13100 14200 20 25 1 4 13 4 129 182 212 236 252 295 322 351 381 25 500 5800 8000 9000 9800 10000 12000 13000 14000 15100 1 7 13 4 155 214 241 263 268 322 348 375 405 25 500 3600 6000 7400 9000 10000 12000 13000 14000 15100 1 7 13 4 96 5 161 198 241 268 322 348 375 405 Blue 30 500 4800 7000 8600 10000 11000 13000 14000 15000 16 000 2 1 13 4 129 188 230 268 295 348 375 402 429 35 500 5300 7700 9400 11000 12000 13000 15000 16000 17000 2 4 13 4 142 206 252 295 322 348 402 429 456 12 Table 7 Air Relief Capacities in SCFH Nm h Types 981 98LD with Metal Diaphragm Bulletin 1 4 98 NOMINAL SPRING RELIEF FLOWAT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY PRESSURE E SIZES Part Number Color SETTING SCFH 2 4 6 8 10 15 20 25 30 NPS DN Co
10. 38 6 44 7 56 8 64 0 15 1 8 3 4 5 6 7 77 10 11 126 137 16 174 1 0 6 8 11 4 17 0 25 4 29 1 37 9 416 477 51 9 60 6 65 9 25 1 8 5 6 5 8 10 11 7 129 137 147 17 18 6 8 189 246 30 3 37 9 44 3 48 8 51 9 55 6 64 3 68 1 35 1 8 6 9 2 9 5 12 14 165 177 184 20 227 2 4 68 22 7 34 8 36 0 45 4 53 0 62 5 67 0 69 6 75 7 85 9 35 15 3 37 47 6 75 10 107 111 126 13 2 4 57 11 4 14 0 17 8 22 7 284 37 9 40 5 42 0 477 492 50 1 5 37 4 57 75 9 145 165 8 19 Green 52 57 140 17 0 21 6 284 34 1 45 4 54 9 62 5 68 1 71 9 75 1 5 4 2 5 5 72 105 13 17 19 21 245 26 5 2 57 159 20 8 27 3 39 7 49 2 64 3 71 9 79 5 92 7 98 4 us 75 1 3 27 3 5 4 5 6 5 8 11 5 145 17 217 23 5 2 49 10 2 13 2 17 0 24 6 30 3 43 5 54 9 64 3 82 1 87 1 100 13 3 4 5 2 75 97 137 17 195 245 28 1E395727192 Red 6 9 49 114 15 1 19 7 284 36 7 51 9 64 3 73 8 92 7 106 125 1 3 42 5 5 7 9 5 12 165 20 225 28 31 8 6 49 159 20 8 26 5 36 0 454 62 5 757 852 106 117 150 1 3 37 47 6 5 85 115 147 175 24 29 10 3 3 8 11 4 14 0 17 8 24 6 32 2 4
11. 47 6 59 9 77 1 95 3 113 35 25 41 50 59 77 100 132 170 210 250 2 4 11 3 18 6 22 7 26 8 34 9 45 4 59 9 77 1 95 3 113 50 25 55 68 77 91 109 136 190 240 280 1392027012 Green 3 4 11 3 24 9 30 8 34 9 41 3 49 4 61 7 86 2 109 127 75 25 59 82 100 122 150 177 230 300 340 T 5 2 11 3 26 8 87 2 45 4 55 3 68 0 80 3 104 136 154 75 25 50 54 64 68 82 127 195 280 320 5 2 11 3 22 7 24 5 29 0 30 8 37 2 57 6 88 5 127 145 100 25 55 64 77 95 118 155 236 330 410 4F352 2r142 Jagd 6 9 11 3 24 9 29 0 34 9 43 1 53 5 70 3 107 150 186 125 25 64 82 91 113 136 182 270 385 455 8 6 11 3 29 0 37 2 41 3 51 3 61 7 82 6 122 175 206 150 25 45 54 68 91 114 160 250 360 455 10 3 11 3 20 4 24 5 30 8 41 3 51 7 72 6 113 163 206 175 25 48 64 82 100 132 180 280 400 545 16346127142 Blue 12 1 11 3 21 8 29 0 37 2 45 4 59 9 81 6 127 181 247 200 25 50 68 86 104 136 195 310 455 590 13 8 11 3 22 7 30 8 39 0 47 2 61 7 88 5 141 206 268 15 25 68 91 104 160 200 240 320 420 530 1 0 11 3 30 8 41 3 47 2 72 6 90 7 109 145 191 240 25 25 72 95 120 170 220 280 360 470 570 15395627022 1 7 11 3 327 43 1 544
12. 67 0 72 4 80 4 97 6 112 126 140 10 500 2300 2700 2900 3200 3400 4000 4500 5020 5520 0 69 134 616 724 77 7 85 8 91 1 107 121 135 148 15 500 2100 2700 3200 3500 3800 4400 4890 5380 5870 1 0 13 4 56 3 724 85 8 93 8 102 118 131 144 157 4 2 15 20 500 2700 3300 3700 4100 4300 4900 5500 6000 6530 1E999727192 Bed 1 4 13 4 724 884 99 2 110 115 131 147 161 175 25 500 2800 3600 4100 4500 4800 5400 6000 6500 7000 1 7 13 4 750 96 5 110 121 129 145 161 174 188 25 500 1500 2300 3100 3700 4200 5300 6000 6500 7000 1 7 13 4 402 61 6 83 1 99 2 113 142 161 174 188 30 500 1800 2700 3500 4200 4700 5700 6500 7100 7500 2 1 13 4 48 2 724 93 8 113 126 153 174 190 201 35 500 1800 2800 3600 4300 4800 5800 6600 7300 8000 2 4 13 4 48 2 75 0 96 5 115 129 155 177 196 214 2 500 3000 4200 4900 5400 5800 7000 8100 9340 10400 0 14 13 4 80 4 113 131 145 155 188 217 250 279 5 500 4100 5100 5600 6000 6600 7710 8810 9920 11000 0 34 13 4 110 137 150 161 177 207 236
13. 76 5 77 6 90 8 100 110 119 127 15 1 8 5 14 18 5 21 23 5 275 29 7 31 7 33 7 1 0 6 8 18 9 53 0 70 0 79 5 88 9 104 112 120 128 3 4 1 OE 20 1 8 5 2 15 20 23 5 26 30 31 5 33 4 35 2 20 25 1 4 6 8 19 7 56 8 75 7 88 9 98 4 114 119 126 133 25 1 8 5 5 18 23 5 26 5 29 32 33 5 35 5 37 2 17 6 8 20 8 68 1 88 9 100 110 121 127 134 141 25 1 8 25 7 5 12 5 17 20 26 30 5 34 5 37 2 17 6 8 9 5 28 4 47 3 64 3 75 7 98 4 115 131 141 30 1 8 3 9 18 22 275 32 37 5 39 5 11380127082 2 1 6 8 11 4 34 1 53 0 68 1 83 3 104 121 142 150 35 1 8 5 2 11 5 16 5 21 5 25 31 5 36 39 5 42 2 4 6 8 19 7 43 5 62 5 81 4 94 6 119 136 150 159 10 Table 5 Steam Relief Pounds Hour kg h Types 98L and 98LD with Metal Diaphragm Only Bulletin 71 4 98 SPRING FLOW AT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar NOMINAL RELIEF RELIEF BODY PRESSURE SETTING SIZES Part Number Color SETTING POUNDS 2 4 6 8 10 15 20 25 30 NPS DN Code PSIG bar HOUR 0 14 0 28 0 41 0 55 0 69 1 0 1 4 1 7 2 1 kg h 2 7 5 18 30 41 48 54 64 74 1 84 2 94 3 0 14 3 4
14. 99027142 Green 3 4 5 7 94 6 117 140 161 178 197 220 246 269 75 1 5 35 41 45 50 53 58 63 5 68 5 74 5 2 5 7 132 155 170 189 201 220 240 259 280 14 continued Table 8 Water Relief Capacities Gallons per Minute l min Types 98H and 98HD with Elastomer Diaphragm continued Bulletin 71 4 98 NOMINAL SPRING RELIEF 2 PRESSURE BUILD UP OVER RELIEF SETTING PSIG BODY PRESSURE SIZES Number 919 SETTING SETTING 5 7 10 15 20 30 50 75 100 NPS DN Code PsIG bar Pina 0 34 0 48 0 69 1 0 1 4 21 3 4 52 69 75 1 3 19 25 32 37 41 47 57 66 5 72 5 2 4 9 71 9 94 6 121 140 155 178 216 252 273 100 1 3 22 29 35 43 48 5 57 66 5 73 78 6 9 4 9 83 3 110 132 163 184 216 252 276 295 125 1 3 27 34 5 42 50 5 57 67 73 5 78 83 3 4 1 8 6 4 9 102 131 159 191 216 254 278 295 314 20 25 150 1 15 20 27 39 48 62 78 83 88 10 3 3 8 56 8 75 7 102 148 182 235 295 314 333 175 1 19 24 32 50 60 72 82 88 5 94 1039012 082 12 1 3 8 71 9 90 8 121 189 227 273 310 335 356 200 1 22 27 36 53 65 78 88 93 98 13 8 3 8 83 3 102 136 201
15. 28 4 150 1 3 4 7 6 5 8 5 10 12 14 17 21 27 5 32 10 3 3 8 11 4 17 8 24 6 32 2 37 9 45 4 53 0 64 3 79 5 104 121 175 1 3 2 5 5 7 5 9 5 10 7 13 5 15 5 174 21 5 28 33 12 1 3 8 12 1 20 8 28 4 36 0 40 5 51 1 58 7 65 9 81 4 106 125 200 1 3 3 5 6 8 10 2 11 5 15 17 19 22 2 29 5 33 5 NO434274 13 8 3 8 12 5 21 2 30 3 38 6 43 5 56 8 64 3 71 9 84 0 112 127 250 1 3 4 5 8 8 2 10 5 11 7 15 5 17 5 19 5 223 30 34 5 17 2 3 8 12 9 22 0 31 0 39 7 44 3 58 7 66 2 73 8 84 4 114 131 300 1 3 5 6 8 5 11 12 16 18 20 23 30 5 36 20 7 3 8 13 2 22 7 32 2 41 6 45 4 60 6 68 1 75 7 87 1 115 136 375 1 3 6 6 2 8 7 11 5 12 5 25 9 3 8 13 6 23 5 32 9 43 5 47 3 150 1 4 7 11 15 19 22 26 30 37 53 66 10 3 3 8 15 1 26 5 41 6 56 8 71 9 83 3 98 4 114 140 201 250 175 1 4 2 7 5 11 5 15 5 20 24 28 32 38 54 68 12 1 3 8 15 9 28 4 43 5 58 7 75 7 90 8 106 121 144 204 257 200 1 4 4 8 12 16 21 26 30 34 40 55 70 TE T 13 8 3 8 16 7 30 3 45 4 60 6 79 5 98 4 114 129 151 208 265 250 1 4 6 8 5 12 5 17 22 28 32 36 44 57 74 17 2 3 8 17 4 32 2 47 3 64 3 83 3 106 121 136
16. 965 1072 375 500 3700 6400 9400 14 500 20 000 25 9 13 4 99 2 172 252 389 536 150 500 2700 5400 9000 15 000 20 000 25 000 29 000 33 000 38 000 50 000 56 000 10 3 13 4 72 4 145 241 402 536 670 777 884 1018 1340 1501 175 500 3000 6000 10500 16 000 22 000 27 000 31 000 35 000 39 000 52 000 61 000 12 1 13 4 80 4 161 281 429 590 724 831 938 1045 1394 1635 200 500 3500 7200 12 000 17 000 23 000 28 000 32 000 38 000 44 000 57 000 66 000 3 4 1 MNA TD 13 8 13 4 93 8 193 322 456 616 750 858 1018 1179 1528 1769 250 500 3700 8500 13000 22 000 26 000 32 000 36 000 40 000 49 000 65 000 75 000 17 2 13 4 99 2 228 348 590 697 858 965 1072 1313 1742 2010 300 500 3900 9500 17000 25 000 33 000 37 000 45 000 52 000 61 000 77 000 86 000 20 7 13 4 105 255 456 670 884 992 1206 1394 1635 2064 2305 375 500 4000 11 000 25 000 42 000 55 000 25 9 13 4 107 295 670 1126 1474 Shaded areas show where maximum inlet pressures are exceeded 27 Bulletin 1 4 98 Table 17 Air Relief Capacities in SCFH Nm h Types 98HH and 98HHD with Metal Diaphragm NOMINAL RELIEF FLOWAT PRESSURE BUILD UP OVER R
17. 12 1 1 3 8 2 12 1 5 5 20 8 5 36 0 20 5 77 6 33 2 126 Blue 200 13 8 1 3 8 3 12 5 5 6 21 2 i 2 38 6 22 2 84 0 35 132 15 to 35 1 0 to 2 4 15 1 0 1 8 6 8 6 22 7 16 60 6 6 98 4 37 140 49 185 1E398927022 25 1 7 1 8 6 8 13 49 2 19 5 73 8 2 121 40 151 50 189 Yellow 35 2 4 1 8 6 8 16 60 6 23 87 1 3 125 41 155 51 193 25 to 75 1 7 to 5 2 35 2 4 1 5 5 7 8 30 3 16 5 62 5 3 87 1 33 125 41 155 1 99027142 50 3 4 1 5 5 7 11 41 6 18 5 70 0 a 5 108 44 167 53 201 Green 75 5 2 1 5 5 7 14 53 0 26 98 4 7 140 50 189 2 235 70 to 140 4 8 to 9 7 75 5 2 1 3 4 9 7 26 5 14 53 0 6 98 5 46 174 58 220 1E399127162 100 6 9 1 3 4 9 E 84 1 18 68 1 2 121 54 204 68 257 Red 125 8 6 1 3 4 9 1 41 6 20 75 7 8 144 60 5 229 72 273 130 to 200 9 0 to 13 8 150 10 3 1 3 8 7 26 5 12 45 4 3 87 1 51 193 76 288 1L380127082 175 12 1 1 3 8 8 30 3 14 53 0 7 102 59 223 81 307 Blue 200 13 8 1 3 8 9 34 1 17 64 4 E 5 123 66 250 85 322 5 0 3 3 6 13 6 18 68 1 35 132 45 170 66 250 88 333 5 to 35 0 3 to 2 4 10 0 7 3 6 13 6 20 75 7 39 148 47 178 67 254 89 337 1E792327092 15 1 0 3 6 13 6 23 87 1 43 163 64 242 87 329 115 435 Dark gray 25 1 7 3 6 13 6 26 98 4 46 174 75 284 96 363 122 462 35 244 3 6 13 6 29 110 50 189 82 310 107 405 134 507 25
18. 201 220 322 482 590 175 500 1800 2300 3250 4300 5700 6900 8300 9600 13 000 20 000 24 000 12 1 13 4 48 2 61 6 87 1 115 153 185 222 257 348 536 643 200 500 2000 2700 3600 5000 6400 7800 9400 11 000 15 000 22 000 26 000 INATA 13 8 13 4 53 6 72 4 96 5 134 172 209 252 295 402 590 697 250 500 2050 2750 3700 5100 6500 7900 9500 11 500 15 500 22 500 26 500 17 2 13 4 54 9 73 7 99 2 137 174 212 255 308 415 603 710 300 500 2100 2800 3800 5200 6600 8000 9600 12 000 16 000 23 000 27 000 20 7 13 4 56 3 75 0 102 139 177 214 257 322 429 616 724 375 500 2150 2850 3900 5300 6700 25 9 13 4 57 6 76 4 105 142 180 150 500 1500 3000 4500 7500 10000 13 500 15 500 18 000 22 500 35 000 46 000 10 3 13 4 40 2 80 4 121 201 268 362 415 482 603 938 1233 175 500 1650 3400 5000 8000 10 500 14 000 16 000 19 000 23 500 36 500 49 000 12 1 13 4 44 2 91 1 134 214 281 375 429 509 630 978 1313 200 500 1800 3800 5500 8500 11 000 15 000 17 000 20 000 24 000 37 000 50 000 13 8 13 4 48 2 102 147 228
19. 212 Shaded areas show where maximum inlet pressures are exceeded 24 Table 14 Water Relief Capacities Gallons per Minute l min Types 98HH and 98HHD with Diaphragm Bulletin 1 4 98 FLOWAT NOMIN PARTNUMBER RELIEF _ RELIEF PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar SIZES OF ZINC sETTING SETTING 5 10 15 20 25 30 35 40 50 75 100 PLATED SPRING PSIG bar 0 34 0 69 1 0 14 1 7 2 1 24 2 8 3 4 52 69 150 1 1 8 2 8 37 4 7 5 6 6 6 74 8 2 9 6 12 3 14 2 10 3 3 8 6 8 10 6 14 0 17 8 21 2 25 0 28 0 31 0 39 3 46 6 53 7 175 1 2 3 4 2 5 2 6 2 7 2 8 2 9 2 10 8 13 3 15 12 1 3 8 7 57 11 4 15 9 19 7 23 5 27 3 31 0 34 8 40 9 50 3 56 8 200 1 2 2 3 4 4 8 5 9 7 8 8 6 9 7 11 4 13 6 15 6 13 8 3 8 8 3 12 9 18 2 22 3 26 5 30 3 32 6 36 7 43 1 51 5 59 0 250 1 24 3 6 5 6 1 7 1 8 3 9 2 10 11 8 14 0 16 17 2 3 8 9 08 13 6 18 9 23 1 26 9 31 4 34 8 37 9 44 7 53 0 60 6 300 1 27 3 8 5 2 6 3 73 8 5 9 5 10 5 12 14 5 16 5 20 7 3 8 10 2 14 4 19 7 23 8 27 6 32 2 36 0 39 7 45 4 54 9 62 5 375 1 3 4 2 5 5 6 5 7 5 25 9 3 8 11 4 15 9 20 8 24 6
20. 246 295 333 352 371 5 3 6 15 22 33 38 43 50 62 74 85 0 34 13 6 56 8 83 3 125 144 163 189 235 280 322 10 3 6 18 26 37 41 45 52 64 76 87 0 69 13 6 68 1 98 4 140 155 170 197 242 288 329 1E792327092 Dark 15 3 6 21 30 40 55 59 67 81 95 107 Gray 1 0 13 6 79 5 114 151 208 223 254 307 360 405 25 3 6 26 36 50 68 87 96 112 129 144 1 7 13 6 98 4 136 189 257 329 363 424 488 545 35 3 6 32 40 56 75 90 98 112 127 141 2 4 13 6 121 151 212 284 341 371 424 481 534 25 3 16 22 32 50 65 72 84 96 9 108 1 7 11 4 60 6 83 3 121 189 246 273 318 367 409 35 3 20 26 36 55 70 100 114 130 144 Light 2 4 11 4 75 7 98 4 136 208 265 379 431 492 545 1795381094 Bigg 50 3 25 31 40 60 78 115 160 179 196 1 1 2 2 3 4 11 4 94 6 117 151 227 295 435 606 678 742 40 50 65 3 35 41 50 70 95 130 170 187 203 4 5 11 4 132 155 189 265 360 492 643 708 768 50 25 15 24 28 40 62 100 150 168 184 3 4 9 5 56 8 90 8 106 151 235 379 568 636 696 Light 75 25 19 28 32 45 68 110 165 180 194 1E795427082 Gray 5 2 9 5 71 9 106 121 170 257 416 625 681
21. 49 6 55 7 61 9 10 500 1200 1300 1400 1500 1700 1900 2140 2380 2620 139262012 0 69 134 322 34 8 37 5 40 2 456 50 9 574 63 8 70 2 15 500 1100 1400 1600 1700 1800 2100 2330 2560 2800 1 0 13 4 29 5 37 5 42 9 45 6 48 2 56 3 62 4 68 6 75 0 1 4 20 500 1300 1600 1800 1900 2100 2300 2600 2840 3070 Red 1 4 134 34 8 42 9 482 50 9 56 3 616 69 7 76 1 82 3 25 500 1400 1800 2000 2000 2300 2600 2900 3100 3340 1 7 13 4 37 5 48 2 53 6 53 6 61 6 69 7 77 7 83 1 89 5 25 500 1200 1600 1900 2100 2300 2600 2900 3100 3340 1 7 13 4 32 2 42 9 50 9 56 3 61 6 69 7 77 7 83 1 89 5 1348127142 30 500 1300 1700 2000 2300 2400 2700 3000 3300 3500 2 1 13 4 34 8 45 6 53 6 61 6 64 3 72 4 80 4 88 4 93 8 35 500 1400 1900 2300 2500 2600 2900 3200 3500 3800 2 4 13 4 37 5 50 9 61 6 67 0 69 7 77 7 85 8 93 8 102 2 500 1900 2100 2400 2600 2800 3320 3850 4380 4900 0 14 13 4 50 9 56 3 64 3 69 7 75 0 89 0 103 117 131 1E999027022 Yellow 5 500 1900 2200 2500 2700 3000 3640 4170 4690 5220 0 34 13 4 50 9 59 0
22. 50 3 4 900 24 1 6100 163 12000 322 27000 724 70 000 1876 100 000 2680 1E795427082 75 5 2 900 24 1 6200 166 13000 348 29000 777 78 000 2090 112 000 3002 Light gray 100 6 9 900 24 1 6600 177 15000 402 32000 858 90000 2412 130 000 3484 80 to 170 5 510 11 7 75 5 2 900 24 1 4600 123 10000 268 22000 590 67 000 1796 108 000 2894 100 6 9 900 24 1 5600 150 12000 322 26 000 697 78 000 2090 129 000 3457 125 8 6 900 24 1 6200 166 14000 375 30 000 804 86 000 2305 132 000 3538 170 11 7 900 24 1 6500 174 15000 402 32000 858 100 000 2680 157 000 4208 29 Bulletin 1 4 98 Table 19 Air Relief Capacities in SCFH Nm h 98HM with Metal Diaphragm RELIEF SET PRESSURE RELIEF PONAT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY SIZES RANGE PRESSURE SETTING NPT SPRING PART NUMBER SETTING SRM 5 10 20 50 100 AND COLOR PSIG bar PSIG bar Nm h 0 34 0 69 1 4 3 4 6 9 15 to 35 1 0 to 2 4 15 1 0 500 13 4 1500 40 2 2500 67 0 4500 121 7200 193 11700 314 1 95627022 25 1 7 500 13 4 1600 42 9 2700 72 4 4900 131 8000 214 12 600 338 Yellow 35 2 4 500 13 4 1700 45 6 3000 80 4 5600 150
23. 734 100 25 22 32 35 50 75 120 175 190 205 6 9 9 5 83 3 121 132 189 284 454 662 719 776 75 23 7 12 18 34 40 85 135 175 207 5 2 8 7 26 5 45 4 68 1 129 151 322 511 662 783 100 23 9 14 20 37 46 90 145 190 215 6 9 8 7 341 53 0 75 7 140 174 341 549 719 814 17988270820 125 23 12 17 25 40 51 95 150 200 225 8 6 8 7 45 4 64 3 94 6 151 193 360 568 757 852 170 23 15 20 28 45 55 100 158 210 240 11 7 8 7 56 8 75 7 106 170 208 379 598 795 908 Bulletin 1 4 98 Table 9 Water Relief Capacities in Gallons per Minute I min Types 98H and 98HD with Metal Diaphragm NOMINAL SPRING REDE PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY PRESSURE ric SIZES Number Color SETTING SETTING s 7 10 15 20 30 40 50 75 100 NPS DN Code PSIG bar 0 34 0 48 0 69 1 0 1 4 2 1 2 8 3 4 5 2 6 9 15 1 8 2 9 3 4 4 4 9 5 4 6 1 6 8 74 87 98 1 0 68 11 0 12 9 15 1 185 20 4 23 1 257 28 0 32 9 37 1 25 1 8 34 3 8 4 6 5 5 6 2 6 9 74 79 94 102 VENON cpm 6 8 12 9 14 4 17 4 20 8 23 5 26 1 28 0 29 9 344 38 6
24. 777 39 000 1045 1 99127162 100 6 9 500 13 4 6500 174 13 000 348 24000 643 34000 911 45 000 1206 Red 125 8 6 500 13 4 7000 188 14500 389 28 000 750 39 000 1045 50 000 1340 130 to 200 9 0 to 13 8 150 10 3 500 13 4 4700 126 9000 241 19000 509 42 000 1126 56 000 1501 1L380127082 175 12 1 500 13 4 5700 153 10500 281 23000 616 49 000 1313 61 000 1635 Blue 200 13 8 500 13 4 5700 153 12000 322 24000 643 54 000 1447 66 000 1769 5 0 3 900 24 1 6300 169 10000 268 23000 616 41000 1099 70 000 1876 5 to 35 0 3 to 2 4 10 0 7 900 24 1 6500 174 12000 322 26000 697 44 000 1179 73 000 1956 1E792327092 15 1 0 900 24 1 7000 188 13000 348 29 000 777 47 000 1260 76 000 2037 Dark gray 25 1 7 900 24 1 7200 193 15000 402 33000 884 52 000 1394 82 000 2198 35 2 4 900 24 1 9000 241 16000 429 37000 992 59 000 1581 88 000 2358 20 t9 65 1 4 154 5 25 1 7 900 24 1 8500 228 15 000 402 27000 724 48 000 1286 75 000 2010 35 2 4 900 24 1 8600 230 17000 456 29000 777 54 000 1447 80 800 2165 qvi 50 3 4 900 24 1 9300 249 19000 509 33000 884 57 000 1528 89 000 2385 1 1 2 2 9 65 4 5 900 24 1 9600 257 19000 509 37000 992 80 000 2144 115 000 3082 50 to 100 3 5 to 6 9
25. 8 2 13 6 18 6 21 8 24 5 29 0 33 6 33 2 42 8 5 7 5 18 33 46 54 60 70 1 80 2 90 3 100 0 34 3 4 8 2 15 0 20 9 24 5 27 2 31 8 36 4 41 0 45 4 10 25 39 50 54 59 68 86 96 8 108 119 15392021012 EISEN 0 69 11 3 17 7 22 7 24 5 26 8 30 8 39 0 43 9 49 0 54 0 15 25 36 50 54 64 73 91 101 112 122 1 0 11 3 16 3 22 7 24 5 290 33 1 41 3 45 8 50 8 55 3 1 4 20 25 39 52 59 68 77 95 105 115 124 1 4 11 3 17 7 23 6 26 8 30 8 34 9 43 1 47 6 52 2 56 2 25 25 41 54 64 73 82 105 123 132 142 17 11 3 18 6 24 5 29 0 33 1 37 2 47 6 55 8 59 9 64 4 25 25 36 54 64 73 86 109 123 136 147 1 7 11 3 16 3 24 5 29 0 33 1 39 0 49 4 55 8 61 7 66 7 30 25 39 59 66 77 91 113 127 140 155 K gt 2 1 11 3 17 7 26 8 29 9 34 9 41 3 51 3 57 6 63 5 70 3 35 25 41 61 68 82 95 123 140 150 159 2 4 11 3 18 6 27 7 30 8 37 2 43 1 55 8 63 5 68 0 72 1 2 25 59 86 100 114 127 151 175 198 222 0 14 11 3 26 8 39 0 45 4 51 7 57 6 68 5 79 4 89 8 101 5 25 73 95 114 127 136 159 182 205 228 0 34 11 3 33 1 43 1 51 7 57 6 61 7 72 1 82 6 93 0 103 10 25 77 105 122 136 145 173 195
26. 10 3 3 8 13 2 24 6 37 9 49 2 60 6 68 1 75 7 87 1 98 4 129 140 175 1 4 7 5 10 5 14 5 18 21 23 25 29 36 41 12 1 3 8 15 1 28 4 39 7 54 9 68 1 79 5 87 1 94 6 110 136 155 200 1 47 8 11 5 15 20 23 25 28 32 40 45 42 13 8 3 8 17 8 30 3 43 5 56 8 75 7 87 1 94 6 106 121 151 170 250 1 4 8 8 3 11 7 15 5 22 25 27 30 35 44 48 17 2 3 8 18 2 31 4 44 3 58 7 83 3 94 6 102 114 132 167 182 300 1 5 8 5 12 16 24 28 30 33 39 47 52 20 7 3 8 18 9 32 2 45 4 60 6 90 8 106 114 125 148 178 197 375 1 5 1 8 7 12 2 17 25 25 9 3 8 19 3 32 9 46 2 64 3 94 6 150 1 7 15 19 34 43 50 56 61 70 83 88 10 3 3 8 26 5 56 8 71 9 129 163 189 212 231 265 314 333 175 1 8 15 5 20 35 44 52 57 62 72 85 92 12 1 3 8 30 3 58 7 75 7 132 167 197 216 235 273 322 348 200 1 9 16 22 36 45 55 58 64 74 86 95 3 4 1 ipis IBS 13 8 3 8 34 1 60 6 83 3 136 170 208 220 242 280 326 360 250 1 9 5 16 5 24 37 46 61 62 68 76 90 99 17 2 3 8 36 0 62 5 90 8 140 174 231 235 257 288 341 375 300 1 10 17 26 40 48 66 74 79 87 100 109 20 7 3 8 37 9 64 3 98 4 151 182 250 280 299 329 379 413 375 1 11 17 5 30 43 56 25 9 3 8 41 6 66 2 114 163
27. 103 Yellow 35 2 4 1 8 6 8 14 5 54 9 17 2 65 1 19 2 72 7 23 87 1 28 106 25 to 75 1 7 to 5 2 35 2 4 1 8 6 8 7 26 5 9 7 36 7 13 49 2 20 75 7 25 94 6 1D7455T0012 50 3 4 1 8 6 8 7 5 28 4 11 41 6 15 5 58 7 22 83 3 26 98 4 75 5 2 1 8 6 8 10 5 39 8 15 56 8 19 5 73 8 25 94 6 30 114 70 to 140 4 8 to 9 7 75 5 2 1 3 4 9 5 18 9 9 34 1 15 5 58 6 23 7 89 7 29 110 1 95727192 100 6 9 1 3 4 9 4 22 7 11 41 6 19 5 73 8 28 106 34 5 131 125 8 6 1 3 4 9 7 5 28 4 14 53 0 23 5 89 0 31 5 119 37 140 130 to 200 9 0 to 13 8 150 10 3 1 3 8 3 5 13 3 6 5 24 6 12 45 4 23 87 1 34 7 131 11380027142 175 12 1 1 3 8 4 15 1 7 5 28 4 14 53 0 26 98 4 38 2 145 Blue 200 13 8 1 3 8 4 7 17 8 8 30 3 15 56 8 29 5 112 42 5 161 1510 35 1 0 to 2 4 15 1 0 1 8 6 8 18 68 1 27 102 33 125 45 170 59 223 1E398927022 25 1 7 1 8 6 8 26 98 4 33 125 41 155 53 201 67 254 Yellow 35 2 4 1 8 6 8 32 121 37 5 142 45 170 56 212 70 265 25 to 75 1 7 to 5 2 35 2 4 1 5 5 7 20 75 7 28 106 37 140 50 189 63 238 1E399027142 50 3 4 1 5 5 7 25 94 6 37 140 47 178 58 220 71 269 Green 75 5 2 1 5 5 7 35 132 45 170 53 201 63 5 240 74 280 70 to 140 4 8 to 9 7 75 5 2 1 3 4 9 19 71 9 32 121 41 155 57 216 72 273 1 99127162 100 6 9 1 3 4 9 22 83
28. 120 000 132 000 8 6 24 1 166 247 375 590 804 1260 2305 3216 3538 170 900 6500 9400 15000 23000 32000 52000 100 000 135 000 157 000 11 7 24 1 174 252 402 616 858 1394 2680 3618 4208 21 Bulletin 1 4 98 Table 12 Air Relief Capacities in SCFH Nm h Types 98H and 98HD with Metal Diaphragm SPRING FLOWAT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar NOMINAL RELIEF RELIEF BODY PRESSURE SIZES Part Color SETTING 5 7 10 15 20 30 40 50 75 100 NPS DN Number Code PSIG bar id 0 34 0 48 0 69 10 1 4 24 2 8 3 4 52 69 15 500 950 1150 1300 1600 1900 2300 2700 3100 4100 5100 1 0 13 4 25 5 30 8 34 8 42 9 50 9 61 6 72 4 83 1 110 137 25 500 1000 1300 1500 1800 2100 2700 3100 3500 4500 5400 1E392527022 Yell SON 1 7 13 4 26 8 34 8 40 2 48 2 56 3 72 4 83 1 93 8 121 145 35 500 1100 1400 1600 1900 2300 2900 3500 3900 4900 5800 2 4 13 4 29 5 37 5 42 9 50 9 61 6 77 7 93 8 105 131 155 35 500 900 1100 1300 1700 2200 2900 3500 3900 4900 5800 2 4 13 4 24 1 29 5 34 8 45 6 59 0 77 7 93 8 105 131 155 50 500 1200 1500 1700 2000 2400 3000 3600 4200 5400 640
29. 13 4 42 9 56 3 72 4 102 131 166 193 214 276 338 35 500 1700 2200 3000 4100 5600 7400 8100 8470 11200 13 600 2 4 13 4 45 6 59 0 80 4 110 150 198 217 227 300 364 35 500 1400 1500 2300 2900 3700 5800 8000 8900 11 000 13 500 2 4 13 4 37 5 40 2 61 6 77 7 99 2 155 214 239 295 362 50 500 1600 2000 2600 3600 4700 6900 8800 10000 12 500 14 800 10745570012 G Teen 3 4 13 4 42 9 53 6 69 7 96 5 126 185 236 268 335 397 75 500 1800 2400 3200 4400 5700 8300 10000 12 000 15 000 17 000 1 2 15 5 2 13 4 48 2 64 3 85 8 118 153 222 268 322 402 456 75 500 1300 1700 2200 3200 4100 6200 8000 10000 14 000 16 000 5 2 13 4 34 8 45 6 59 0 85 8 110 166 214 268 375 429 100 500 1800 2300 3000 4100 5400 8000 10000 13 000 17 000 19 000 15395421192 seg 6 9 13 4 48 2 61 6 80 4 110 145 214 268 348 456 509 125 500 1900 2500 3300 4600 6000 8700 11 000 14 000 19 000 21 000 8 6 13 4 50 9 67 0 88 4 123 161 233 295 375 509 563 150 500 1700 2200 2800 3800 5000 7500 9000 12 000 18 000 22 000 10 3 13 4 45 6 59 0 75 0 102 134 201 241 322 482 590 175 500 1800 2300 3000 4300 5700 8300 11 000 13 000 20 000 24 000 1L380027142 BI 12 1
30. 167 216 280 300 1 4 8 9 13 18 24 30 34 38 46 65 82 20 7 3 8 18 2 34 1 49 2 68 1 90 8 114 129 144 174 246 310 375 1 5 10 15 21 26 25 9 3 8 18 9 37 9 56 8 79 5 98 4 Shaded areas show where maximum inlet pressures are exceeded 25 Bulletin 1 4 98 Table 15 Steam Relief Capacities in Pounds per Hour kg h Types 98HH and 98HHD with Metal Diaphragm Only FLOWAT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar NOMINAL Bnet PARTNUMBER SIZES OF ZINC SETTING POUNDS 5 10 15 20 25 30 35 40 50 75 100 npr SPRING PSIG bar HOUR 0 34 0 69 1 0 14 157 2 1 24 2 8 34 5 2 69 kg h 150 25 34 61 88 114 136 160 182 204 240 364 430 10 3 11 3 15 4 27 7 39 9 51 7 61 7 72 6 82 6 92 5 109 165 195 175 25 36 63 91 118 145 173 200 209 259 368 455 12 1 11 3 16 3 28 6 41 3 53 5 65 8 78 5 90 7 94 8 117 167 206 200 25 38 66 93 123 150 177 205 214 264 373 477 T 13 8 11 3 17 2 29 9 42 2 55 8 68 0 80 3 93 0 97 1 120 169 216 250 25 41 68 95 127 154 182 214 218 272 410 523 17 2 11 3 18 6 30 8 43 1 57 6 69 9 85 6 97 1 98 9 123 186 237 300 25 4
31. 2 500 13 4 4000 107 7000 188 14000 375 25000 670 35000 938 70 to 140 4 8 to 9 7 75 5 2 500 13 4 2900 77 7 4700 126 9200 247 23000 616 35 000 938 1 99127162 100 6 9 500 13 4 3000 80 4 5000 134 10000 268 26 000 697 40 000 1072 Red 125 8 6 500 13 4 3200 85 8 6200 166 12000 322 31000 831 45 000 1206 130 to 200 9 0 to 13 8 150 10 3 500 13 4 1900 50 9 4500 121 10000 268 28 000 750 50 000 1340 1L380127082 175 12 1 500 13 4 2000 53 6 5000 134 11000 295 30000 804 64 000 1447 Blue 200 13 8 500 13 4 3500 93 8 7000 188 14000 375 35000 938 60 000 1608 5 0 3 900 24 1 6000 161 10500 281 18000 482 32700 876 55 700 1493 5 to 35 0 3 to 2 4 10 0 7 900 24 1 7200 193 13500 362 21000 563 35000 938 58 600 1570 1E792327092 15 1 0 900 24 1 7500 201 14500 389 23000 616 37000 992 61000 1635 Dark gray 25 1 7 900 24 1 8500 228 16000 429 27000 724 42 000 1126 65 600 1758 35 2 4 900 24 1 8700 233 17000 456 30000 804 47 000 1260 70 000 1876 20 t0 65 1 4 154 5 25 1 7 900 24 1 6000 161 11000 295 20000 536 41 000 1099 64 000 1715 35 2 4 900 24 1 6700 180 15000 402 27 000 724 46 000 1233 68 900 1847 qon 50 3 4 900 24 1 7000 188 16000 429 29000 777 57 00
32. 295 402 456 536 643 992 1340 250 500 2000 4000 6000 9000 12 000 17 000 19 000 22 000 26 000 39 000 52 000 17 2 13 4 53 6 107 161 241 322 456 509 590 697 1045 1394 300 500 2100 4200 6500 9500 13000 18 000 20 000 23 000 27 000 43 000 57 000 20 7 13 4 56 3 113 174 255 348 482 536 616 724 1152 1528 375 500 2200 4500 7500 10 500 13 500 25 9 13 4 59 0 121 201 281 362 Shaded areas show where maximum inlet pressures are exceeded 28 Table 18 Air Relief Capacities SCFH Nm h Type 98HM with Elastomer Diaphragm Bulletin 71 4 98 RELIEF SET PRESSURE RELIEF ENT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY SIZES RANGE PRESSURE SETTING NPT SPRING PART NUMBER SETTING SEM 5 10 20 50 100 AND COLOR PSIG bar PSIG bar Nm h 0 34 0 69 1 4 3 4 6 9 1510 35 1 0 to 2 4 15 1 0 500 13 4 2200 59 0 3400 91 1 5200 139 8400 225 13 600 364 1 98927022 25 1 7 500 13 4 2600 69 7 4400 118 6000 161 9400 252 14 600 391 Yellow 35 2 4 500 13 4 2800 75 0 4600 123 6900 185 10500 281 15700 421 25 to 75 1 7 to 5 2 35 2 4 500 13 4 2000 53 6 3600 96 5 6400 172 10500 281 15700 421 1 99027142 50 3 4 500 13 4 3
33. 35 1 8 4 6 44 5 2 6 2 7 8 4 9 0 9 2 10 4 11 5 2 4 6 8 17 4 16 7 19 7 23 5 26 5 31 8 341 34 8 394 43 5 35 1 5 2 2 3 5 37 48 5 8 72 77 8 2 93 102 2 4 5 7 83 13 2 14 0 182 22 0 27 3 29 1 31 0 35 2 38 6 50 1 5 2 8 3 6 4 6 5 2 6 8 8 9 2 107 11 9 129 1 392627012 Green 3 4 5 7 10 6 13 6 17 4 19 7 25 7 30 3 34 8 40 5 45 0 48 8 75 1 5 3 4 4 5 5 8 6 8 4 98 109 118 129 137 us 5 2 57 12 9 17 0 22 0 22 7 31 8 37 1 41 3 447 48 8 51 9 75 13 17 2 25 33 4 5 6 7 82 107 11 1 5 2 49 644 7 57 9 5 12 5 15 1 21 2 26 5 31 0 40 5 42 0 100 13 2 23 29 38 4 3 6 6 8 2 94 118 13 6 1 2727142 6 9 49 7 57 871 11 0 144 163 25 0 31 0 356 447 51 5 125 1 3 2 2 2 6 3 2 44 4 8 74 9 5 11 13 2 15 86 49 83 9 8 12 1 16 7 182 28 0 36 0 41 6 50 0 56 8 150 1 1 8 22 2 8 37 47 6 6 8 2 9 6 123 142 10 3 3 8 68 83 10 6 14 0 17 8 25 0 31 0 36 3 466 53 7 175 1 2 24 3 42 5 2 72 9 2 10 8 13 6 15 6 12 1 38 7 57 9 08 11 4 15 9 19 7 27 3 34 8 40 9 51 5 59 0 200 1 2 2 3 4 4 8 5 9 8 10 2 11 8 5 169 13 8 3 8 83 10 2 12 9 18 2 22 3 30 3
34. 4 75 0 129 166 204 230 295 348 375 429 Bulletin 1 4 98 Table 8 Water Relief Capacities in Gallons per Minute I min Types 98H and 98HD with Elastomer Diaphragm NOMINAL SPRING RELIEF PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY PRESSURE SETTING SIZES Part Number Color SETTING 5 7 10 15 20 30 50 75 100 5 DN Code PSIG 0 34 0 48 0 69 1 0 1 4 2 1 3 4 5 2 6 9 15 1 8 3 2 4 4 2 7 2 74 8 0 8 9 10 4 11 8 1 0 6 8 12 1 15 1 159 27 3 28 0 303 33 7 39 4 44 7 25 1 8 5 5 6 6 3 7 3 7 5 8 1 9 5 11 0 12 2 1E392527022 Yellow 1 7 6 8 18 9 21 2 23 8 27 6 28 4 307 36 0 41 6 46 2 35 1 8 6 2 6 6 7 6 8 8 2 8 9 10 1 11 5 12 7 2 4 6 8 23 5 25 0 28 8 30 3 31 0 33 7 38 2 43 5 48 1 35 1 5 28 4 5 5 8 6 74 8 4 9 5 10 5 2 4 5 7 10 6 15 1 189 22 0 22 7 28 0 31 8 36 0 39 7 50 1 5 3 2 4 3 5 3 6 3 7 2 8 6 10 6 11 8 12 9 1F992627012 Green 3 4 5 7 121 16 3 20 1 23 8 27 3 326 40 1 44 7 48 8 75 1 5 2 5 2 6 4 8 9 10 4 123 13 6 13 2 ia 5 2 67 15 9 19 7 24 2 30 3 34 1 39 4 46 6 51 5 50 0 75 1 3 2 8 3 6 4 4 5 4 6 2 77 10 12 4 13 1 5 2 4 9 10 6 1
35. 51 193 150 568 225 852 170 11 7 2 3 8 7 15 56 8 28 106 55 208 158 598 240 909 31 Bulletin 1 4 98 Table 21 Water Relief Capacities in Gallons per Minute l min Type 98HM with Metal Diaphragm RELIEF SET PRESSURE RELIEF FLOW AT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY SIZES RANGE PRESSURE RELIEF m E 166 SPRING PART NUMBER SETTING SETTING AND COLOR PSIG bar PSIG bar GPM l min 0 34 0 69 1 4 3 4 6 9 15 to 35 1 0 to 2 4 15 1 0 1 8 6 8 3 11 4 6 7 25 4 10 37 9 13 7 51 9 17 4 65 9 1E395627022 25 1 7 1 8 6 8 5 18 9 8 30 3 11 7 44 3 14 7 55 7 18 68 1 Yellow 35 2 4 1 8 6 8 6 22 7 9 5 36 0 14 53 0 18 4 69 7 22 7 85 9 25 to 75 1 7 to 5 2 35 2 4 1 8 6 8 3 11 4 4 7 17 8 5 28 4 11 1 42 0 13 49 2 10745570012 50 3 4 1 8 6 8 7 14 0 5 7 21 6 E 84 1 16 5 62 5 19 71 9 T Green 75 5 2 1 8 6 8 2 15 9 7 2 27 3 13 49 2 21 79 5 26 98 4 70 to 140 4 8 to 9 7 75 5 2 1 3 4 9 2 7 10 2 4 5 17 0 Kk 30 3 17 64 4 23 87 1 1E395727192 100 6 9 1 3 4 9 3 11 4 5 2 19 7 7 36 7 19 5 73 8 28 106 Red 125 8 6 1 3 4 9 4 2 15 9 7 26 5 2 45 4 22 5 85 2 31 117 130 to 200 9 0 to 13 8 150 10 3 1 3 8 3 11 4 4 7 17 8 5 32 2 17 5 66 2 29 110 1L380027142 175
36. 625 674 75 23 8 13 23 33 50 65 81 95 130 140 5 2 8 7 30 3 49 2 87 1 125 189 246 307 360 492 530 100 2 3 10 16 6 3 56 72 89 105 140 165 6 9 8 7 37 9 60 6 98 4 140 212 273 337 397 530 625 1 788827032 Bl ck 125 2 3 13 18 29 42 60 80 98 114 150 180 8 6 8 7 49 2 68 1 110 159 227 303 371 431 568 681 170 23 16 20 32 46 63 85 105 120 165 195 11 7 8 7 60 6 75 7 121 174 238 322 397 454 625 738 Bulletin 1 4 98 Table 10 Steam Relief Capacities in Pounds per Hour kg h Types 98H and 98HD with Metal Diaphragm Only SPRING FLOWAT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar NOMINAL RELIEF RELIEF BODY PRESSURE SETTING SIZES partNumber Color SETTING POUNDS 5 10 15 20 30 50 75 100 5 Code PSIG HOUR 0 34 0 48 0 69 1 0 1 4 2 1 3 4 5 2 6 9 15 25 43 52 59 73 82 101 135 177 220 1 0 11 3 19 5 23 6 26 8 33 1 37 2 45 8 61 2 80 3 99 8 25 25 45 59 68 82 95 118 150 195 235 15392941022 1 7 11 3 20 4 26 8 30 8 37 2 43 1 53 5 68 0 88 5 107 35 25 50 64 73 86 105 132 170 210 250 2 4 11 3 22 7 29 0 33 1 39 0
37. 700 0 34 24 1 161 236 281 429 482 616 750 876 1179 1493 10 900 7200 10000 13500 18 000 21 000 25 700 30 000 35000 46 800 58 600 0 69 24 1 193 268 362 482 563 689 804 938 1254 1570 TE285352082 Dark 15 900 7500 10500 14500 19 500 23 000 28 000 32 700 37 000 49 000 61 000 Gray 1 0 24 1 201 281 389 523 616 750 876 992 1313 1635 25 900 8500 11000 16 000 22 000 27 000 32 700 37 000 42 000 54 000 65 600 1 7 24 1 228 295 429 590 724 876 992 4126 1447 1758 35 900 8700 11700 17000 24 000 30 000 38 000 42 000 47 000 58 600 70 000 2 4 24 1 233 314 456 643 804 1018 1126 1260 1570 1876 25 900 6000 8000 11 000 17 500 20 000 32 000 36 000 41 000 52 000 64 000 1 7 24 1 161 214 295 469 536 858 965 1099 1394 1715 35 900 6700 8800 15000 21000 27 000 37 000 41 600 46 000 57 000 68 900 1 Light 2 4 24 1 180 236 402 563 724 992 1115 1233 1528 1847 Blue 50 900 7000 9300 16000 23000 29 000 42 000 50 000 57 000 69 000 81 600 1 1 2 2 3 4 24 1 188 249 429 616 777 1126 1340 1528 1849 2187 40 50 65 900 8000 1100
38. Groen 3 4 13 4 67 0 93 8 126 201 255 375 482 536 643 766 75 500 4000 5200 7000 10000 14 000 18000 22000 25 000 30 000 35 000 3 4 1 5 2 13 4 107 139 188 268 375 482 590 670 804 938 20 25 75 500 2900 3400 4700 7000 9200 13000 18000 23 000 30 000 35 000 5 2 13 4 77 7 91 1 126 188 247 348 482 616 804 938 T EB68157465 Bod 100 500 3000 3500 5000 7700 10000 15000 20 000 26 000 35 000 40 000 6 9 13 4 80 4 93 8 134 206 268 402 536 697 938 1072 125 500 3200 4500 6200 9500 12000 19000 25 000 31 000 39 000 45 000 8 6 13 4 85 8 121 166 255 322 509 670 831 1045 1206 150 500 1900 3000 4500 7500 10000 16000 22000 28 000 42 000 50 000 10 3 13 4 50 9 80 4 121 201 268 429 590 750 1126 1340 3804220865 Bite 175 500 2000 3200 5000 7700 11000 17 000 23000 30 000 45 000 54 000 12 1 13 4 53 6 85 8 134 206 295 456 616 804 1206 1447 200 500 3500 5000 7000 10000 14 000 21 000 28 000 35000 52 000 60 000 13 8 13 4 93 8 134 188 268 375 563 750 938 1394 1608 5 900 6000 8800 10500 16000 18 000 23 000 28 000 32 700 44 000 55
39. Stainless steel Hastelloy C 316 Stainless steel Hastelloy C Diaphragm Diaphragm retaining washer Not used OPTIONAL 302 Stainless steel Neoprene CR Fluorocarbon FKM PTFE protector available Hastelloy C 1 Available for Type 98HM only 2 Two metal diaphragms will be used except only for Type 98L 1 4 NPT 2 to 7 psi 0 14 to 0 48 bar range which uses only one metal diaphragm see Figure 2 for assembly reference 3 Two diaphragms will be used if elastomer diaphragm is Fluorocarbon FKM Table 2 Spring Ranges for Relief or Differential Relief Pressures BODY SIZES RELIEF SET PRESSURE RANGE PSIG OR PSI bar meu NPS DN Type 98L or 98LD Type 98H 98HD or 98HM 98HH or 98HHD 2107 0 14 to 0 48 bar 15 to 35 1 0 to 2 4 bar mm 1E392527022 Yellow 6 to 14 0 41 to 0 97 bar 25 to 75 1 7 to 5 2 bar P 1E392627012 Green 1 40 12 to 25 0 83 to 1 7 bar 7010 140 4 8 to 9 7 bar cia 1E392727142 Red 20 to 38 1 4 to 2 6 bar 130 to 200 9 0 to 13 8 bar seed 1L346127142 Blue me m 150 to 375 10 3 to 25 9 1N942227142 Light Gray 2107 0 14 to 0 48 bar 15 to 35 1 0 to 2 4 bar 1E395627022 Yellow 6 to 14 0 41 to 0 97 bar 25 to 75 1 7 to 5 2 bar 10745570012 Green 12 to 25 0 83 to 1 7 bar 7010140 4 8 to 9 7 bar EN 1E395727192 Red 1 2 15 20 to 38 1 4 to 2 6 bar 130 to
40. continued NOMINA SPRING REWER NT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY PRESSURE SIZES Part Number SETTING SETTING 5 7 10 15 20 30 50 75 100 NPS DN Code psic bar enin 0 34 0 48 0 69 1 0 1 4 2 1 3 4 5 2 6 9 15 500 5000 6500 7700 9200 9900 11900 15900 20900 25900 1 0 13 4 134 174 206 247 265 319 426 560 694 25 500 7000 8500 9700 12000 13000 13900 17900 22900 27900 1E998927022_ Yellow 1 7 13 4 188 228 260 322 348 373 480 614 748 35 500 9000 10500 12000 13000 14000 17000 20800 26000 31000 2 4 13 4 241 281 322 348 375 456 557 697 831 35 500 4500 5500 8500 13000 14000 17000 20800 26000 31000 2 4 13 4 121 147 228 348 375 456 557 697 831 50 500 6000 7000 11500 15500 17000 20000 24000 29000 34 000 1F999027142 Olsen 3 4 13 4 161 188 308 415 456 536 643 777 911 75 500 7500 10000 15000 20000 22000 25000 29000 34000 39000 3 4 1 5 2 13 4 201 268 402 536 590 670 777 911 1045 20 25 75 500 5000 6500 10000 15000 20000 24000 29000 34000 39 000 5 2 13 4 134 174 268 402 536 643 777 911 1045 100 500 6500 8500 13000 20000 24000 29000 34000 39000 45 000 Bed 6 9 13 4 174 228 348 536
41. 0 17 000 25 000 32 000 48 000 59 000 68 000 82 000 73 700 4 5 24 1 214 295 456 670 858 1286 1581 1822 2198 1975 50 900 2400 7000 10500 16 000 20 000 30 000 39 000 47 000 57 000 67 500 3 4 24 1 64 3 188 281 429 536 804 1045 1260 1528 1809 TE265452685 Light 75 900 3800 10500 15 500 23 000 30 000 44 000 53 000 60 000 70 000 80 600 Gray 5 2 24 1 102 281 415 616 804 1179 1420 1608 1876 2160 100 900 6000 12000 18000 26 000 34 000 50 000 59 000 66 000 77 000 100 000 6 9 24 1 161 322 482 697 911 1340 1581 1769 2064 2680 75 900 2700 6000 9000 14000 18 000 30 000 41 000 50 000 72 000 82 900 5 2 24 1 72 4 161 241 375 482 804 1099 1340 1930 2222 100 900 3000 8000 15000 21 000 27 000 41 000 56 000 70 000 95 000 111 000 6 9 24 1 80 4 214 402 563 724 1099 1501 1876 2546 2975 1P 70894082 Black 125 900 7000 9000 16500 23000 30 000 46 000 63 000 78 000 108 000 124 000 8 6 24 1 188 241 442 616 804 1233 1688 2090 2894 3323 170 900 7300 10000 17 000 24 000 32 000 48 000 66 000 82 000 116 000 135 000 11 7 24 1 196 268 456 643 858
42. 0 1528 81 600 2187 1 1 2 2 g 65 4 5 900 24 1 8000 214 17000 456 32000 858 68 000 1822 73 700 1975 50 to 100 3 4 to 6 9 50 3 4 900 24 1 2400 64 3 10500 281 20000 536 47 000 1260 67 500 1809 1E795427082 75 5 2 900 24 1 3800 102 15500 415 30000 804 60 000 1608 80 600 2160 Light gray 100 6 9 900 24 1 6000 161 18000 482 34000 911 66 000 1769 100 000 2680 80 to 170 5 510 11 7 75 5 2 900 24 1 2700 72 4 9000 241 18000 482 50 000 1340 82 900 2222 TP788927082 100 6 9 900 24 1 3000 80 4 15000 402 27000 724 70 000 1876 11 000 2975 125 8 6 900 24 1 7000 188 16500 442 30000 804 78 000 2090 124 000 3323 170 11 7 900 24 1 7300 196 17000 456 32000 858 82 000 2198 135 000 3618 30 Table 20 Water Relief Capacities Gallons per Minute l min Type 98HM with Elastomer Diaphragm Bulletin 71 4 98 RELEF SETPRESS RE PHONE PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY SIZES RANGE PRESSURE SETTING NPT SPRING PART NUMBER SETTING PM 5 10 20 50 100 AND COLOR PSIG bar PSIG bar l min 0 34 0 69 1 4 3 4 6 9 15 to 35 1 0 to 2 4 15 1 0 1 8 6 8 5 5 20 8 10 37 9 14 7 55 7 20 75 7 26 1 98 8 1E395627022 25 1 7 1 8 6 8 10 37 9 13 5 51 1 17 5 66 2 21 79 5 27 1
43. 0 1E392627012 G te 3 4 13 4 32 2 40 2 45 6 53 6 64 3 80 4 96 5 113 145 172 75 500 1300 1800 2200 2700 3300 3900 4900 5100 6500 7500 m 5 2 13 4 34 8 48 2 59 0 72 4 88 4 105 131 137 174 201 75 500 1100 1200 1400 1500 1800 2800 3600 4300 6100 7000 5 2 13 4 29 5 32 2 37 5 40 2 48 2 75 0 96 5 115 163 188 100 500 1200 1400 1700 2100 2600 3400 4300 5200 7300 9000 1 92727142 Red 6 9 13 4 32 2 37 5 45 6 56 3 69 7 91 1 115 139 196 241 125 500 1400 1800 2000 2500 3000 4000 5000 6000 8500 10 000 8 6 13 4 37 5 48 2 53 6 67 0 80 4 107 134 161 228 268 150 500 1000 1200 1500 2000 2500 3500 4500 5500 8000 10000 10 3 13 4 26 8 32 2 40 2 53 6 67 0 93 8 121 147 214 268 175 500 1050 1400 1800 2200 2900 4000 5100 6200 8900 12000 1L346127142 BI d 12 1 13 4 28 1 37 5 48 2 59 0 77 7 107 137 166 239 322 200 500 1100 1500 1900 2300 3000 4300 5700 6900 10000 13 000 13 8 13 4 29 5 40 2 50 9 61 6 80 4 115 153 185 268 348 15 500 1500 2000 2500 3600 4500 5400 6300 7200 9400 11700 1 0 13 4 40 2 53 6 67 0 96 4 121 145 169 193 252 314 2b 500 1600 2100 2700 3800 4900 6200 7200 8000 10 300 12 600 1 95627022 Yell 1 7
44. 0 69 E 0 62 16 1 1 14 0 96 NA 98H 98HD Blue 7 0 48 12 0 83 1 0 76 20 1 4 17 1 2 NA 98HM Dark Gray 3 0 21 5 0 34 0 0 69 NA 13 0 90 Light Blue 5 0 34 8 0 55 0 69 NA 13 0 90 Light Gray 6 0 41 10 0 69 0 0 69 NA NA 15 1 0 Black 7 0 48 12 0 83 in 0 83 NA 18 1 2 98HH 98HHD Unpainted 8 0 55 14 0 96 13 0 90 24 1 7 20 1 4 1 Size spring combination not available in this type 32 Installation These valves may be installed in any position as long as flow will be in the same direction as that of the arrow cast on the body For dimensional information see Figure 4 Emerson Process Management Regulator Technologies Inc provides an instruction manual with every valves shipped Refer to this for complete installation operation and maintenance instructions Included is a complete listing of individual parts and recommended spare parts TYPES 98L 98H 98HH AND 98HM TYPES 98LD 98HD AND 98HHD gt TAPPED VENT IS OPTIONAL FOR TYPES 98L 98H 98HH AND 98 AL5117 H AL5300 E AP3074 B B2417 Bulletin 71 4 98 Universal NACE Compliance Optional materials are available for applications handling sour gases These constructions comply with the recommendations of NACE International sour service standards The manufacturing processes and materials used by Emerson assure that all produ
45. 0 psi 6 9 bar setpoint and 10 psi 0 69 bar build up The Type 98H will flow 13 000 348 3 air Calculate C for these table conditions using Equation 1 P 100 psig 6 9 10 psig 0 69 bar build up 110 psig or 124 7 psia 7 6 bar g or 8 6 bar a AP 110 psid 7 6 bar d 13000 SCFH 348 Nm h C 35 1 Answer from Equation 1 C 104 Since build up relates to travel this coefficient is valid for all pressure settings on the spring used in the calculation whenever the build up is 10 psi 0 69 bar Now solve for actual flow Q from the original service conditions using Equation 2 P 115 psig 7 9 bar 10 psig 0 69 bar build up 125 psig or 139 7 psia 8 6 bar or 9 6 bar a P 0 therefore AP P 125 psig 8 6 bar 0 125 psid 8 6 bar d 104 from above 35 Answer from Equation 2 14 500 SCFH 389 Nm h rated capacity Since this capacity is greater than the 13 200 SCFH 354 Nm h required the relief valve may be used or the calculation could be repeated to try for a smaller body size Example 2 Service Conditions Setpoint 165 psi 11 4 bar Build up allowed 10 psi 0 69 bar Outlet discharges into pressured system of 50 psi 3 4 bar Require 3000 SCFH 80 4 Nm h air flow rate From Table 11 select NPS 3 4 or 1 DN 20 or 25 body blue spring For 150 psi 10 3 bar setpoint and 10 psi 0 69 bar build up
46. 000 62000 75000 1 7 24 1 228 295 402 563 724 1008 1286 1662 2010 35 900 8600 12000 17000 23000 29000 43000 54000 67300 80 800 iEj68327052 Light 2 4 24 1 230 322 456 616 777 1152 1447 1804 2165 Blue 50 900 9300 13000 19000 25000 33000 48000 57000 75000 89000 1 1 2 2 3 4 24 1 249 348 509 670 884 1286 1528 2010 2385 40 50 65 900 9600 13000 19000 26000 37000 57000 80000 99000 115 000 4 5 24 1 257 348 509 697 992 1528 2144 2653 3082 50 900 6100 8900 12000 20000 27000 41000 70000 85000 100 000 3 4 24 1 163 239 322 536 724 1099 1876 2278 2680 75 900 6200 9000 13000 21000 29000 47 000 78000 97 000 112 000 5 2 24 1 166 241 348 563 777 1260 2090 2600 3002 100 900 6600 9700 15000 23000 32000 54000 90000 110 000 130 000 6 9 24 1 177 260 402 616 858 1447 2412 2948 3484 75 900 4600 6500 10000 17000 22000 36000 67000 94000 108 000 5 2 24 1 123 174 268 456 590 965 1796 2519 2894 100 900 5600 8500 12000 19000 26000 42000 78000 108 000 129 000 6 9 24 1 150 228 322 509 697 1126 2090 2894 3457 17888270921 Black 125 900 6200 9200 14000 22000 30000 47000 86000
47. 06 308 535 726 816 125 25 145 205 280 450 540 860 1400 1770 2000 8 6 11 3 65 8 93 0 127 204 245 390 635 803 907 150 25 86 135 200 340 455 720 1270 1900 2200 10 3 11 3 39 0 61 2 90 7 154 206 327 576 862 998 175 25 91 145 230 350 500 770 1350 2000 2400 13901270820 Blug 12 1 11 3 41 3 65 8 104 159 227 349 612 907 1089 200 25 160 225 320 450 630 950 1600 2300 2700 13 8 11 3 72 6 102 145 204 286 431 726 1043 1225 5 45 300 440 525 820 940 1100 1650 2250 2840 0 34 20 4 136 200 238 372 426 499 748 1021 1288 10 45 360 500 675 945 1060 1300 1780 2370 2960 0 69 20 4 163 227 306 429 481 590 807 1075 1343 1E792327092 Dark 15 45 375 525 725 975 1180 1420 1900 2490 3090 Gray 1 0 20 4 170 238 329 442 535 644 862 1129 1402 25 45 425 550 800 1100 1350 1650 2130 2730 3300 1 7 20 4 193 249 363 499 612 748 966 1238 1497 35 45 435 585 850 1200 1500 1900 2370 2970 3560 2 4 20 4 197 265 386 544 680 862 1075 1347 1615 25 45 300 400 550 875 1000 1620 2080 2660 3240 1 7 20 4 136 181 249 397 454 735 943 1207 1470 35 45 335 440 750 1025 1350 1850 2310 2890 3470 1 795327082 Light 2 4 20 4 152
48. 1 36 2 40 2 48 2 56 3 724 83 1 88 4 93 8 2 500 1300 1900 2200 2500 2800 3320 3850 4380 4900 0 14 13 4 34 8 50 9 59 0 67 0 75 0 89 0 103 117 131 1 5627022 Yellow 5 500 1600 2100 2500 2800 3000 3510 4010 4510 5020 0 34 13 4 42 9 56 3 67 0 75 0 80 4 94 1 107 121 135 10 500 1700 2300 2700 3000 3200 3800 4280 4760 5230 0 69 13 4 45 6 61 6 72 4 80 4 85 8 102 115 128 140 15 500 1300 2100 2700 3100 3400 4100 4560 5020 5480 1 0 13 4 34 8 56 3 72 4 83 1 91 1 110 122 135 147 4 2 15 20 500 1400 2200 2800 3200 3700 4500 5000 5460 5910 1E999727192 Bed 1 4 13 4 37 5 59 0 75 0 85 8 99 2 121 134 146 158 25 500 1500 2400 3000 3600 4000 5000 5700 6300 6790 17 13 4 40 2 64 3 80 4 96 5 107 134 153 169 182 25 500 1100 1700 2200 2700 3100 4200 5100 5800 6250 17 13 4 29 4 45 6 59 0 72 4 83 1 113 137 155 168 30 500 1150 1800 2400 3000 3500 4600 5500 6200 6900 2 1 13 4 30 8 48 2 64 3 80 4 93 8 123 147 166 185 35 500 1200 1900 2500 3200 3700 4900 5800 6500 7200 2
49. 1 2 15 0 83 0 69 3 4 and 1 0 78 0 50 20 and 25 0 88 0 77 1 1 2 and 2 40 and 50 0 92 0 85 Options Handwheel or tee handle for Types 98L 98H and 98HH Tapped spring case vent for Types 98L 98H 98HH and 98HM Seal washer to permit spring case pressure loading for Types 98L 98H 95HH and 98HM Loading pressure plus spring setting should not exceed maximum inlet pressure Pressure and or the body end connection may decrease these maximum temperatures Not available for Type 98HM EXE Differential Pressure Capability Spring loaded PTFE packing and tapped connections permit pressure loading of Types 98LD and 98HD spring cases Handwheels Handwheels standard on the Types 98LD and 98HD and optional on some sizes of the Types 98L and 98H allow easy pressure setting changes Sour Gas Service Capability Optional materials are available for applications handling sour gases These constructions comply with the recommendations of NACE International Standards MR0175 and 0103 Principle of Operation Relief or backpressure valves respond to changes in upstream pressure Pressure changes register under the diaphragm see Figure 2 through a registration The pressure temperature limits in this Bulletin and any applicable standard limitation should not be exceeded hole in the valve body through upstream sensing line connection for Type 98HM When the pressure increases beyond the spring setting the diaph
50. 1 7 3 11 4 17 64 4 36 136 65 246 83 314 105 397 20 5 5 35 2 4 3 11 4 20 75 7 40 151 70 265 91 344 113 428 50 3 4 3 11 4 24 90 9 43 163 76 288 105 397 128 485 1 1 2 2 9 65 4 5 3 11 4 30 114 46 174 80 303 125 473 148 560 50 to 100 3 4 to 6 9 50 3 4 5 9 5 14 53 0 34 129 65 246 110 416 133 503 1 795427082 75 5 2 5 9 5 17 64 4 37 140 70 265 125 473 160 606 Light gray 100 6 9 5 9 5 20 75 7 40 151 76 288 140 530 178 674 75 5 2 2 3 8 7 8 30 3 23 87 1 50 189 95 360 140 530 80 i B EE 7 100 6 9 3 8 7 10 37 9 26 98 4 56 212 105 397 165 625 Blei 125 8 6 3 8 7 13 49 2 29 110 60 227 114 432 180 681 170 11 7 3 8 7 16 60 6 32 121 63 238 120 454 195 738 Table 22 Bubble and Reseat Points Below Relief Pressure Setting Psig bar ELASTOMER SEAT METAL SEAT SPRING Reseat Point TYPES COLOR NPS 1 1 2 and 2 NPS 1 2 3 4 and 1 Bubble Point Reseat Point Bubble Point CODE 114 Body DN 15 20 and 25 2 50 Bodies oces Type 98H Only Yellow 1 0 07 2 0 14 2 0 14 4 0 28 2 0 14 NA eal SED Green 1 0 07 2 0 14 0 14 5 0 34 3 0 21 i Red 2 0 14 3 0 21 4 0 28 8 0 55 5 0 34 NA Blue 2 0 14 4 0 28 5 0 34 9 0 62 7 0 48 NA Yellow 3 0 21 5 0 34 0 34 10 0 69 8 0 55 NA Green 5 0 34 8 0 55 7 0 48 12 0 83 10 0 69 NA Red 6 0 41 10
51. 1286 1769 2198 3109 3618 23 Bulletin 71 4 98 Table 13 Water Relief Capacities Gallons per Minute l min Types 98HH and 98HHD with Elastomer Diaphragm NOMINAL PARS UNBER RELIEF je PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY OF ZINC PRESSURE SETTING SIZES SETTING 5 10 15 20 25 30 35 40 50 75 100 PLATED SPRING PSIG bar am 0 34 0 69 1 0 1 4 157 2 1 2 4 28 34 52 69 150 1 2 2 2 8 4 2 5 6 6 8 7 7 8 6 9 9 12 6 16 10 3 3 8 8 3 10 6 15 9 18 9 22 7 25 7 29 1 32 6 37 5 47 7 60 6 175 1 2 6 3 2 4 8 5 8 6 8 7 8 8 7 9 6 11 14 16 5 12 1 3 8 9 8 12 1 18 2 22 0 25 7 29 5 32 9 36 3 41 6 53 0 62 5 200 1 2 7 4 5 2 6 4 7 4 8 6 9 5 10 4 12 15 1 17 2 14 1N942227442 13 8 3 8 10 2 15 1 19 7 24 2 28 0 32 6 36 0 39 4 45 4 57 2 65 1 250 1 3 6 T 8 10 11 13 14 16 18 20 17 2 3 8 11 4 22 7 26 5 30 3 37 9 41 6 49 2 53 0 60 6 68 1 75 7 300 1 3 5 7 9 10 12 14 15 16 18 20 22 20 7 3 8 13 2 26 5 34 1 37 9 45 4 53 0 56 8 60 6 68 1 75 7 83 3 375 1 4 7 5 10 13 15 25 9 3 8 15 1 28 4 37 9 49 2 56 8 150 1 3 5 6 5 10 13 16 18 20 23 26 34 37
52. 13 4 48 2 61 6 80 4 115 153 222 295 348 536 643 200 500 2000 2700 3600 5000 6400 9400 12000 15000 22000 26000 13 8 13 4 53 6 72 4 96 5 134 172 252 322 402 590 697 continued 22 Bulletin 1 4 98 Table 12 Air Relief Capacities in SCFH Nm h Types 98H and 98HD with Metal Diaphragm continued ON I ALE SPRING no E PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar SIZES Part Color SETIN SETTING 5 7 10 15 20 30 40 50 75 100 NPS DN Number Code PSIG bar 0 34 0 48 0 69 1 0 14 2 1 2 8 3 4 5 2 6 9 15 500 2000 3000 4000 5700 8500 10400 12000 13900 18000 22 500 1 0 13 4 53 6 80 4 407 153 228 279 322 373 482 603 25 500 2700 4000 5200 7200 8700 12100 13900 15600 20000 24 000 1F998927022_ Yellow 1 7 13 4 72 4 107 139 193 233 324 373 418 536 643 35 500 3000 4200 5500 8000 10000 13000 15 600 17 300 21 700 26 000 2 4 13 4 80 4 113 147 214 268 349 418 464 582 697 35 500 1500 2500 3500 5200 7200 11000 13 800 17 000 21 600 26 000 2 4 13 4 40 2 67 0 93 8 139 193 295 370 456 579 697 50 500 2500 3500 4700 7500 9500 14000 18000 20 000 24 000 28 600 1399027142
53. 2 204 233 100 500 2000 2300 3500 5000 5600 6300 7500 8700 9900 1 392727142 Red 6 9 13 4 53 6 61 6 93 8 134 150 169 201 233 265 125 500 2100 2500 3800 5400 6500 7400 8700 9800 11000 8 6 13 4 56 3 67 0 102 145 174 198 233 263 295 150 500 2800 3300 5000 6100 6700 7600 9000 10500 12000 10 3 13 4 75 0 88 4 134 163 180 204 241 281 322 175 500 3000 3600 5200 6600 7300 8200 10000 11500 13000 11346127142 dl 12 1 13 4 80 4 96 5 139 177 196 220 268 308 348 200 500 3200 4000 5600 7500 8200 9300 11500 13000 14 000 13 8 13 4 85 8 107 150 201 220 249 308 348 375 15 500 2200 2600 3400 4400 5200 6300 8400 11000 13600 1 0 13 4 59 0 69 7 91 1 118 139 169 225 295 364 25 500 2600 3600 4400 5400 6000 7300 9400 12000 14 600 1 395627022 Yell 1 7 13 4 69 7 96 5 118 145 161 196 252 322 391 35 500 2800 3900 4600 6000 6900 8400 10500 10500 15 700 2 4 13 4 75 0 105 123 161 185 225 281 281 421 35 500 2000 2500 3600 5000 6400 8100 10500 13000 15 700 2 4 13 4 53 6 67 0 96 5 134 172 217 281
54. 200 9 0 to 13 8 bar 1L380027142 Blue sasa 15 to 10009 1 0 to 6 9 bar 14B9943X012 Unpainted ied 100 to 2759 6 9 to 19 0 bar ude 14 9942 022 Unpainted was 150 to 375 10 3 to 25 9 1N943427142 Light Gray 2107 0 14 to 0 48 bar 15 to 35 1 0 to 2 4 bar 1E398927022 Yellow 6 to 14 0 41 to 0 97 bar 25 0 75 1 7 to 5 2 bar 1E399027142 Green 12 to 25 0 83 to 1 7 bar 70 to 140 4 8 to 9 7 bar PS 1E399127162 Red 25 20 to 38 1 4 to 2 6 bar 130 to 200 9 0 to 13 8 bar ee 11380127082 Blue 15 to 1009 1 0 to 6 9 bar 14 9944 022 Unpainted 100 to 2759 6 9 to 19 0 bar 14 9945 022 Unpainted sama Sies 150 to 375 10 3 to 25 9 1N944127182 Black Stripe 5 to 35 0 34 to 2 4 bar ERU 1E792327092 Dark Gray 1 1 2 2 t 20 to 65 1 4 to 4 5 bar PE 1E795327082 Light Blue 40 50 skis 50 to 100 3 4 to 6 9 bar 1E795427082 Light Gray need 80 to 170 5 5 to 11 7 bar 1P788827082 Black 1 All springs may be backed off to 0 psig 0 bar However highest capacities and best performances are obtained by using these springs in their recommended ranges Psi rather than psig are used for differential relief constructions 2 Not available for Type 98HM 3 Only available for Type 98HM Stainless steel construction Bulletin 1 4 98 Table 3 Water Relief Capacities in Gallons per Minute I min Types 98L and 98LD with Elastomer Diaphragm
55. 216 238 0 69 11 3 34 9 47 6 55 3 61 7 65 8 78 5 88 5 98 0 108 15 25 59 95 122 141 155 187 208 229 250 1 0 11 3 26 8 43 1 55 3 64 0 70 3 84 8 94 3 104 113 1 2 15 20 25 64 100 127 145 168 204 227 248 269 1 4 11 3 29 0 45 4 57 6 65 8 76 2 92 5 103 112 122 25 25 68 109 136 164 182 228 260 286 308 17 11 3 30 8 49 4 61 7 74 4 82 6 103 118 130 140 25 25 50 77 100 123 141 190 232 264 284 1 7 11 3 22 7 349 454 558 64 0 862 105 120 129 30 25 52 82 109 136 159 210 250 282 310 19800271420 Blug 2 1 11 3 23 6 37 2 494 61 7 72 1 95 3 113 128 141 35 25 55 86 114 145 168 220 264 295 317 2 4 11 3 24 9 39 0 51 7 65 8 76 2 99 8 120 134 144 2 25 122 177 210 236 264 313 363 412 462 0 14 11 3 55 3 80 3 95 3 107 120 142 165 187 210 oliin 5 25 127 182 218 246 272 318 364 415 465 0 34 11 3 57 6 82 6 98 9 112 123 144 165 188 211 10 25 136 200 240 280 310 370 417 463 509 16399027142 Green 0 69 11 3 61 7 90 7 109 127 141 168 189 210 231 15 25 100 173 228 272 300 380 423 464 510 1 0 11 3 45 4 78 5 103 123 136 172 192 210
56. 28 0 30 3 31 8 32 9 34 8 2 22 5 2 7 5 8 5 9 5 10 2 12 1 13 8 15 3 16 6 0 14 8 3 19 7 28 4 32 2 36 0 38 6 45 8 52 2 57 9 62 8 1 5 2 0220 Yellow 5 2 2 6 82 9 2 10 2 11 2 12 9 14 5 15 8 17 1 0 34 8 3 227 31 0 34 8 386 424 48 8 54 9 59 8 64 7 10 22 6 7 8 5 10 11 5 12 5 14 2 15 6 16 8 18 0 12745510012 Green 0 69 8 3 25 4 32 2 37 9 43 5 47 3 53 7 59 0 63 6 68 1 15 1 8 4 5 6 7 9 2 11 2 12 6 15 16 2 17 3 18 4 1 0 6 8 17 0 25 4 34 8 42 4 47 7 56 8 61 3 65 5 69 6 1 2 15 20 1 8 5 77 10 5 12 5 13 7 16 2 17 7 18 8 19 9 1 4 6 8 18 9 29 1 39 7 47 3 51 9 61 3 67 0 71 2 75 3 25 1 8 5 5 8 2 11 5 13 2 14 5 16 5 18 2 19 5 20 4 17 6 8 20 8 31 0 43 5 50 0 54 9 62 5 68 9 73 8 77 2 25 1 8 4 2 7 9 7 12 13 5 16 2 18 2 19 5 20 5 17 6 8 15 9 26 5 36 7 45 4 51 1 61 3 68 9 73 8 776 30 5 7 5 10 2 12 5 16 7 18 7 0 21 Blue 2 1 6 8 17 0 28 4 38 6 47 3 53 0 63 2 70 8 75 7 79 5 35 1 8 47 8 10 7 13 14 7 17 5 19 5 21 5 21 2 2 4 6 8 17 8 30 3 40 5 49 2 55 6 66 2 73 8 81 4 80 2 2 2 2 15 18 5 20 22 5 24 28 6 32 5 36 0 39 2 0 14 8 3 56 8 70 0 75 7 852 90 8 108 123 136 148 1639892 022 Yel
57. 28 2 30 5 2 5 7 39 7 49 2 56 8 66 2 73 8 83 3 94 6 107 114 75 1 3 5 6 5 9 13 15 5 19 2 237 27 29 5 2 4 9 18 9 24 6 34 1 49 2 58 7 72 7 89 7 102 110 100 1 3 6 8 11 16 19 5 23 5 28 315 34 5 16995 27192 Red 6 9 4 9 22 7 30 3 41 6 60 6 73 8 88 9 106 119 131 125 13 7 5 10 14 20 5 235 272 315 345 37 8 6 4 9 28 4 37 9 63 0 77 6 88 9 103 119 131 140 150 1 35 47 6 5 9 12 16 5 23 29 34 7 10 3 3 8 13 2 17 8 246 341 45 4 62 5 87 1 110 131 175 1 4 5 5 7 5 10 5 14 19 26 325 38 2 Blue 12 1 3 8 15 1 20 8 28 4 39 7 53 0 71 9 98 4 123 145 200 1 47 6 8 11 5 15 20 5 295 375 425 13 8 3 8 17 8 22 7 30 3 43 5 56 8 77 6 112 142 161 15 1 8 18 23 5 27 31 33 37 45 53 59 1 0 6 8 68 1 88 9 102 117 125 140 170 201 223 25 1 8 26 29 33 38 41 45 53 61 67 JE998927022 Yellow 1 7 6 8 98 4 110 125 144 155 170 201 231 254 35 1 8 32 345 375 42 45 49 5 56 64 70 3 4 1 2 4 6 8 121 131 142 159 170 187 212 242 265 20 25 35 1 5 20 25 28 33 37 44 50 57 63 2 4 5 7 75 7 946 106 125 140 167 189 216 238 50 1 5 25 31 37 42 5 47 52 58 65 71 0 1
58. 3 35 132 48 5 184 66 5 252 78 295 125 8 6 1 3 4 9 27 102 42 159 57 216 73 5 278 83 314 130 to 200 9 0 to 13 8 150 10 3 1 3 8 15 56 8 27 102 48 182 78 295 88 333 11380127082 175 12 1 1 3 8 19 71 9 32 121 60 227 82 310 94 356 Blue 200 13 8 1 3 8 22 83 3 36 136 65 246 88 333 98 371 5 0 3 3 6 13 6 15 56 8 33 125 43 163 62 235 85 322 5 to 35 0 3 to 2 4 10 0 7 3 6 13 6 18 68 1 37 140 45 170 64 242 87 329 1E792327092 15 1 0 3 6 13 6 21 79 5 40 151 59 223 81 307 107 405 Dark gray 25 1 7 3 6 13 6 26 98 4 50 189 87 329 112 424 144 545 35 2 4 3 6 13 6 32 121 56 212 90 341 112 424 141 534 25 1 7 3 11 4 16 60 6 32 121 65 246 84 318 108 409 peed asl 5 35 2 4 3 11 4 20 75 7 36 136 70 265 114 432 144 545 50 3 4 3 11 4 25 94 6 40 151 78 295 160 606 196 742 1 1 2 2 9 65 4 5 3 11 4 35 132 50 189 95 360 170 644 203 768 50 to 100 3 4 to 6 9 50 3 4 2 5 9 5 15 56 8 28 106 62 235 150 568 184 697 1E795427082 75 5 2 2 5 9 5 19 71 9 32 121 68 257 165 625 194 734 Light gray 100 6 9 2 5 9 5 22 83 3 35 132 75 284 175 662 205 776 75 5 2 2 3 8 7 7 26 5 18 68 1 40 151 135 511 207 784 89 100 6 9 2 3 8 7 9 34 1 20 75 7 46 174 145 549 215 814 Black 125 8 6 2 3 8 7 12 45 4 25 94 6
59. 3 5 55 6 66 2 90 8 110 175 1 3 2 42 5 5 75 95 135 172 20 5 8 332 111380027142 Blue 12 1 3 8 12 1 159 20 8 284 36 0 51 1 65 1 77 6 106 126 200 1 3 3 43 5 6 8 10 2 15 19 222 295 35 13 8 3 8 12 5 16 3 21 2 30 3 38 6 56 8 71 9 84 0 112 132 15 1 8 6 13 16 20 26 31 34 37 44 49 1 0 6 8 22 7 49 2 60 6 75 7 98 4 117 129 140 167 185 25 1 8 13 16 195 24 32 35 37 40 46 50 16398927022 Yellow 6 8 492 60 6 73 8 90 8 121 132 140 151 174 189 35 1 8 16 19 23 28 33 37 39 41 47 51 3 4 1 2 4 68 60 6 71 9 87 1 106 125 140 148 155 178 193 20 25 35 15 8 14 16 5 21 23 29 5 31 33 37 41 2 4 57 30 3 53 0 62 5 79 5 87 1 112 117 125 140 155 50 1 5 15 185 24 285 355 40 44 9 53 16399027142 Steen 3 4 57 416 56 8 70 0 90 8 108 134 151 167 185 201 75 1 5 14 20 26 33 37 425 47 50 58 62 5 2 57 53 0 75 7 98 4 125 140 161 178 189 220 235 16 continued Bulletin 1 4 98 Table 9 Water Relief Capacities in Gallons per Minute I min Types 98H and 98HD with Metal Diaphragm continued NOMINAL BODY SIZES NPS DN 3 4 1 20 25 1 1 2 2 40 50
60. 3 6 16 7 20 4 23 5 29 1 37 9 46 9 49 6 100 1 3 37 4 4 5 4 6 6 7 6 9 2 11 8 14 2 15 6 Rog 6 9 4 9 14 0 16 7 20 4 25 0 28 8 34 8 44 7 53 7 59 0 125 1 3 4 5 6 7 6 8 6 10 6 13 3 15 5 16 6 8 6 4 9 15 1 18 9 22 7 28 8 32 6 40 1 50 3 58 7 62 8 150 1 22 2 6 32 4 2 5 6 8 9 9 12 6 16 10 3 3 8 83 98 12 1 159 18 9 25 7 37 5 47 7 60 6 175 1 2 6 3 3 8 4 8 5 8 78 11 14 16 5 Elus 12 1 3 8 9 8 11 4 14 4 18 2 22 0 29 5 41 6 53 0 62 5 200 1 27 3 2 4 5 2 6 4 8 6 12 15 1 17 2 13 8 3 8 10 2 42 1 15 1 19 7 24 2 326 45 4 57 2 65 1 15 1 8 5 5 9 7 10 13 5 14 7 16 7 20 237 261 1 0 6 8 20 8 36 7 37 9 51 1 55 6 632 75 7 89 7 98 8 25 1 8 10 12 13 5 15 5 17 5 18 5 21 25 27 1 1E395627022 Yellow 1 7 6 8 37 9 454 51 1 58 7 66 2 70 0 79 5 94 6 103 35 1 8 14 5 16 17 2 18 192 207 23 26 28 2 4 6 8 54 9 60 6 65 1 68 1 72 7 78 4 87 1 98 4 106 35 1 5 7 8 5 9 7 12 13 16 20 23 25 2 4 5 7 26 5 32 2 36 7 45 4 49 2 60 6 75 7 87 1 94 6 50 1 5 7 5 9 11 13 5 15 5 18 5 22 24 26 10749910912 ote 3 4 5 7 28 4 34 1 41 6 51 1 58 7 70 0 83 3 90 8 98 4 75 1 5 10 5 13 15 17 5 19 5 22 25
61. 3 70 97 132 159 186 218 236 286 455 568 20 7 11 3 19 5 31 8 44 0 59 9 72 1 84 4 98 9 107 130 206 258 375 25 45 72 100 136 163 25 9 11 3 20 4 32 7 454 61 7 73 9 150 25 77 100 145 191 250 295 340 372 545 818 1000 10 3 11 3 34 9 45 4 65 8 86 6 113 134 154 169 247 371 454 175 25 81 104 148 195 259 314 377 436 590 910 1090 12 1 11 3 36 7 47 2 67 1 88 5 117 142 171 198 268 413 494 200 25 91 123 163 227 290 354 427 500 680 1000 1180 13 8 11 3 41 3 55 8 73 9 103 132 161 194 227 308 454 535 250 25 93 125 168 232 295 359 432 522 705 1020 1200 17 2 11 3 42 2 56 7 76 2 105 134 163 196 237 320 463 544 300 25 95 127 172 236 300 364 436 545 727 1045 1225 20 7 11 3 43 1 57 6 78 0 107 136 165 198 247 330 474 556 375 25 97 129 177 240 304 25 9 11 3 44 0 58 5 80 3 109 138 150 25 68 136 204 340 455 614 705 818 1020 1590 2090 10 3 11 3 30 8 61 7 92 5 154 206 279 320 371 463 721 948 175 25 75 154 227 363 477 636 727 864 1070 1660 2220 12 1 11 3 34 0 69 9 103 165 216 288 330 392 485 753 1007 200 25 82 172 250 386 500 680 773
62. 348 421 50 500 3800 4600 6600 8000 8800 10000 12000 14 600 17 000 1D7455T0012 G 3 4 13 4 102 123 177 214 236 268 322 391 456 75 500 4400 5400 8000 10000 11000 12000 14500 16000 18000 aS 5 2 13 4 118 145 214 268 295 322 389 429 482 75 500 2600 3600 5000 8000 10000 12000 14500 16000 18000 5 2 13 4 69 7 96 5 134 214 268 322 389 429 482 100 500 3500 4400 7400 11000 13000 14000 17000 19000 21000 1E395727192 Red 6 9 13 4 93 8 118 198 295 348 375 456 509 563 125 500 3800 5100 7600 11000 14000 16000 19000 21000 23 000 8 6 13 4 102 137 204 295 375 429 509 563 616 150 500 2400 3200 4600 7000 9000 13000 20000 23000 26 000 10 3 13 4 64 3 85 8 123 188 241 348 536 616 697 175 500 3200 4000 5400 8000 11000 16000 23000 26000 28 000 12380027142 12 1 13 4 85 8 107 145 214 295 429 616 697 750 200 500 3400 4100 6000 9000 12000 17000 25000 28000 30 000 13 8 13 4 91 1 110 161 241 322 456 670 750 804 continued Bulletin 1 4 98 Table 11 Air Relief Capacities in SCFH Nm h Types 98H and 98HD with Elastomer Diaphragm
63. 4 13 4 32 2 50 9 67 0 85 8 99 2 131 155 174 193 2 500 2700 3900 4600 5200 5800 6400 7410 8420 9430 0 14 13 4 72 4 105 123 139 155 172 199 226 253 5 500 2800 4000 4800 5400 6000 7010 8020 9030 10000 0 34 13 4 75 0 107 129 145 161 188 215 242 268 10 500 3000 4400 5300 6200 6800 8200 8400 9340 10300 0 69 134 80 4 118 142 166 182 220 225 250 276 15 500 2200 3800 5000 6000 6600 8400 9340 10300 11200 1 0 13 4 59 0 102 134 161 177 225 250 276 300 3 4 1 dud 20 500 2800 4600 5800 6800 7600 9200 10000 10900 11 800 20 25 1 4 13 4 75 0 123 155 182 204 247 268 292 316 25 500 3000 5200 6200 7200 8000 10000 11000 12000 12900 1 7 13 4 80 4 139 166 193 214 268 295 322 346 25 500 2000 3600 5000 6000 7000 9200 11000 12000 12900 1 7 13 4 53 6 96 5 134 161 188 247 295 322 346 Blue 30 500 2600 4200 5600 7000 7800 10000 12000 13000 15000 2 1 13 4 69 7 113 150 188 209 268 322 348 402 35 500 2800 4800 6200 7600 8600 11000 13000 14000 16 000 2 4 13
64. 47 6 2 8 9 2 10 2 11 8 13 2 14 4 15 6 0 34 8 3 17 8 23 5 30 3 34 8 38 6 44 7 50 0 54 5 59 0 10 22 3 8 5 5 7 5 9 10 5 13 14 2 15 4 16 4 0 69 8 3 144 20 8 28 4 34 1 39 7 492 53 7 58 3 62 1 15 18 42 6 2 7 5 8 7 9 7 11 5 12 4 13 3 14 1 1 0 6 8 15 9 23 5 28 4 32 9 36 7 43 5 46 9 50 3 53 4 4 2 15 20 1 8 47 7 8 5 9 7 10 7 12 7 14 14 8 15 6 Red 1 4 6 8 17 8 26 5 32 2 36 7 40 5 48 1 53 0 56 0 59 0 25 1 8 5 7 5 9 2 10 7 12 14 15 16 2 17 0 17 6 8 18 9 28 4 34 8 40 5 45 4 53 0 56 8 61 3 64 3 25 1 8 3 5 5 7 7 5 9 2 10 2 12 7 14 7 16 2 17 0 17 6 8 13 2 216 284 34 8 38 6 48 1 55 6 61 3 64 3 30 1 8 4 6 5 8 5 10 1 11 2 14 16 17 2 18 2 1360027142 BUE 2 1 68 15 1 246 322 38 2 42 4 630 60 6 65 1 68 9 35 18 4 5 72 9 5 11 12 2 15 5 17 2 18 2 19 2 2 4 6 8 17 0 27 3 36 0 41 6 46 2 58 7 65 1 68 9 72 7 2 22 13 16 5 18 5 19 5 20 5 24 4 27 8 30 8 33 5 0 14 8 3 49 2 62 5 70 0 73 8 77 6 93 4 105 117 127 Yelow 5 22 14 7 18 2 20 21 22 25 4 28 4 31 1 33 6 0 34 8 3 55 6 68 9 75 7 79 5 83 3 96 1 107 118 127 10 2 2 11 5 17 5 20 2 20 5 24 26 5 29 0 31 4 33 5 12399027142 Green 0 69 8 3 43 5 66 2
65. 5500 7500 8800 9300 9800 10000 11 500 13 000 14 000 14 1 942227142 13 8 13 4 40 2 107 147 201 236 249 263 268 308 348 375 250 500 1800 4200 6000 8500 10000 10 500 11 000 12 000 13 000 14 500 16 000 17 2 13 4 48 2 113 161 228 268 281 295 322 348 389 429 300 500 2100 4500 7000 9000 10500 12 000 13 000 13 500 15 000 17 000 19 000 20 7 13 4 56 3 121 188 241 281 322 348 362 402 456 509 375 500 2400 4800 7200 10000 13 000 25 9 13 4 64 3 129 193 268 348 150 500 2400 4600 7500 10 000 13 000 16 000 17 000 18 000 20 000 23 000 26 000 10 3 13 4 64 3 123 201 268 348 429 456 483 536 616 697 175 500 3200 5400 8000 11 000 15 000 17 000 18 500 20 000 23 000 26 000 28 000 12 1 13 4 85 8 145 214 295 402 456 496 536 616 697 750 200 500 3400 6000 9000 12 000 16 000 18 000 23 000 24 000 26 000 30 000 32 000 12 1 943427142 13 8 13 4 91 1 161 241 322 429 482 616 643 697 804 858 250 500 3500 6200 9200 12 500 16 500 20 500 24 000 25 000 27 000 31 000 34 000 17 2 13 4 93 8 166 247 335 442 549 643 670 724 831 911 300 500 3600 6300 9300 13 500 17 000 22 500 27 000 29 000 31 000 36 000 40 000 20 7 13 4 96 5 169 249 362 456 603 724 777 831
66. 643 777 911 1045 1206 125 500 7000 9000 14500 23000 28000 33000 39000 45000 50 000 8 6 13 4 188 241 389 616 750 884 1045 1206 1340 150 500 4700 6000 9000 14000 19000 28000 42000 50000 56 000 10 3 13 4 126 161 241 375 509 750 1126 1340 1501 175 500 5700 7000 10500 17000 23000 34000 49000 56000 61 000 Blug 12 1 13 4 153 188 281 456 616 911 1313 1501 1635 200 500 5700 7500 12000 18000 24000 36000 54000 61000 66 000 13 8 13 4 153 201 322 482 643 965 1447 1635 1769 5 900 6300 7000 10000 20000 23000 29000 41000 55000 70 000 0 34 24 1 169 188 268 536 616 777 1099 1474 1876 10 900 6500 8000 12000 18000 26000 32000 44000 58000 73000 0 69 24 1 174 214 322 482 697 858 1179 1554 1956 15 900 7000 9000 13000 20000 29000 35000 47000 61000 76000 Gray 1 0 24 1 188 241 348 536 777 938 1260 1635 2037 25 900 7200 10000 15000 22000 33000 41000 52000 67600 82000 1 7 24 1 193 268 402 590 884 1099 1394 1812 2198 35 900 9000 11000 16000 24000 37000 37000 59000 74000 88000 2 4 24 1 241 295 429 643 992 992 1581 1983 2358 25 900 8500 11000 15000 21000 27000 37600 48
67. 77 1 99 8 127 163 213 259 35 25 77 100 135 185 250 330 410 511 610 2 4 11 3 34 9 45 4 61 2 83 9 113 150 186 232 277 35 25 64 68 105 130 165 260 400 511 610 2 4 11 3 29 0 30 8 47 6 59 0 74 8 118 181 232 277 50 25 73 91 118 160 210 310 455 570 675 10745919012 Gragn 3 4 11 3 33 1 41 3 53 5 72 6 95 3 141 206 259 306 75 25 82 110 145 200 260 380 540 680 780 sie 15 5 2 11 3 37 2 49 9 65 8 90 7 118 172 245 308 354 75 25 59 77 100 145 185 280 455 630 725 5 2 11 3 26 8 34 9 454 65 8 83 9 127 206 286 329 100 25 82 105 136 185 245 360 590 770 860 17895727192 Red 6 9 11 3 37 2 47 6 61 7 83 9 111 163 268 349 390 125 25 86 114 150 210 270 400 630 860 950 8 6 11 3 39 0 51 7 68 0 95 3 122 181 286 390 431 150 25 77 110 125 173 225 340 545 820 1000 10 3 11 3 34 9 49 9 56 7 78 5 102 154 247 372 454 175 25 82 105 135 195 260 380 590 910 1100 1380027142 ML 12 1 11 3 37 2 47 6 61 2 88 5 118 172 268 413 499 200 25 91 120 160 225 290 425 690 1000 1180 13 8 11 3 41 3 54 4 72 6 102 132 193 313 454 535 continued 18 Bulletin 1 4 98 Table 10 Steam Relief Capacities in Pounds per Hour k
68. 800 102 6600 177 8800 236 12000 322 17000 456 Green 75 5 2 500 13 4 4400 118 8000 214 11 000 295 14500 389 18 000 482 70 to 140 4 8 to 9 7 75 5 2 500 13 4 2600 69 7 5000 134 10000 268 14500 389 18 000 482 1 99127162 100 6 9 500 13 4 3500 93 8 7400 198 13 000 348 17000 456 21000 563 Red 125 8 6 500 13 4 3800 102 7600 204 14000 375 19000 509 23 000 616 130 to 200 9 0 to 13 8 150 10 3 500 13 4 2400 64 3 4600 123 9000 241 20000 536 26 000 697 1L380127082 175 12 1 500 13 4 3200 85 8 5400 145 11000 295 23000 616 28000 750 Blue 200 13 8 500 13 4 3400 91 1 6000 161 12 000 322 25000 670 30000 804 1510 35 1 0 to 2 4 15 1 0 500 13 4 5000 134 7700 206 9900 265 15900 426 25900 694 1 98927022 25 1 7 500 13 4 7000 188 9700 260 13 000 348 17900 480 27900 748 Yellow 35 2 4 500 13 4 9000 241 12000 322 14000 375 20 800 557 31 000 831 25 to 75 1 7 to 5 2 35 2 4 500 13 4 4500 121 8500 228 14000 375 20 800 557 31000 831 1 99027142 50 3 4 500 13 4 6000 161 11500 308 17000 456 24 000 643 34000 911 Green 75 5 2 500 13 4 7500 201 15000 402 22 000 590 29 000 777 39 000 1045 70 to 140 4 8 to 9 7 75 5 2 500 13 4 5000 134 10000 268 20 000 536 29 000
69. 8470 227 13600 364 25 to 75 1 7 to 5 2 35 2 4 500 13 4 1400 37 5 2300 61 6 3700 99 2 8900 239 13500 362 10745510012 50 3 4 500 13 4 1600 42 9 2600 69 7 4700 126 10000 268 14 800 397 Green 75 5 2 500 13 4 1800 48 2 3200 85 8 5700 153 12 000 322 17 000 456 70 to 140 4 8 to 9 7 75 5 2 500 13 4 1300 34 8 2200 59 0 4100 110 10000 268 16000 429 1 95727192 100 6 9 500 13 4 1800 48 2 3000 80 4 5400 145 13000 348 19000 509 Red 125 8 6 500 13 4 1900 50 9 3300 88 4 6000 161 14000 375 21000 563 130 to 200 9 0 to 13 8 150 10 3 500 13 4 1700 45 6 2800 75 0 5000 134 12 000 322 22000 590 1L380027142 175 12 1 500 13 4 1800 48 2 3000 80 4 5700 153 13 000 348 24 000 643 Blue 200 13 8 500 13 4 2000 53 6 3600 96 5 6400 172 15000 402 26 000 697 1510 35 1 0 to 2 4 15 1 0 500 13 4 2000 53 6 4000 107 8500 228 13 900 373 22 500 603 1E398927022 25 1 7 500 13 4 2700 72 4 5200 139 8700 233 15600 418 24000 643 Yellow 35 2 4 500 13 4 3000 80 4 5500 147 10 000 268 17 300 464 26 000 697 25 to 75 1 7 to 5 2 35 2 4 500 13 4 1500 40 2 3500 93 8 7200 193 17000 456 26000 697 1 99027142 50 3 4 500 13 4 2500 67 0 4700 126 9500 255 20000 536 28 600 766 Green 75 5
70. 910 1090 1680 2270 T 13 8 11 3 37 2 78 0 113 175 227 308 351 413 494 762 1030 250 25 91 181 272 408 545 772 864 1000 1180 1770 2360 17 2 11 3 41 3 82 1 123 185 247 350 392 454 535 803 1070 300 25 95 191 295 432 590 818 910 1045 1225 1950 2590 20 7 11 3 43 1 86 6 134 196 268 371 413 474 556 885 1175 375 25 100 204 340 477 614 25 9 11 3 45 4 92 5 154 216 279 Shaded areas show where maximum inlet pressures are exceeded 26 Bulletin 1 4 98 Table 16 Air Relief Capacities in SCFH Nm h Types 98HH and 98HHD with Elastomer Diaphragm NOMINAL RELIEF FLOWAT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY PART NUMBER PRESSURE RELIEF OF ZINC SETTING 5 10 15 20 25 30 35 40 50 75 100 SIZES PLATED SPRING 5 PSIG Nm h 0 34 0 69 1 0 1 4 1 7 21 2 4 2 8 3 4 5 2 6 9 150 500 1300 3600 5100 6500 7200 7600 8000 8400 9000 10 500 12 000 10 3 13 4 34 8 96 5 137 174 193 204 214 225 241 281 322 175 500 1400 3800 5300 7000 7700 8200 8500 9000 10000 11 500 13 000 12 1 13 4 37 5 102 142 188 206 220 228 241 268 308 348 200 500 1500 4000
71. Bulletin 71 4 98 November 2009 98 Series Backpressure Regulators and Relief Valves W6155 TYPE 98H W6158 TYPE 98HD Figure 1 Typical 98 Relief Valves Introduction The 98 Series Figure 1 is used for backpressure or relief applications in liquid gas air and steam Service The Types 98L 98H and 98HH are direct operated and spring loaded The Types 98LD and 98HD use additional pressure loading to maintain relief differential pressures backpressures or for remote setpoint adjustment The Type 98HM is a direct operated spring to close regulator for backpressure or relief applications in liquid gas or steam service The regulator requires no external power to operate and features a sensing line connection for sensing pressure externally from the regulator A seal washer for the set screw can be included when applications require pressure loading of the spring case not available on NPS 1 1 2 and 2 bodies DN 40 and 50 Using a Type 98HM as a relief valve does not exclude the installation of an ASME certified full flow valve as specified by local codes and regulations or system design Hastelloy C is a mark owned by Haynes International Inc is a mark owned by Special Metals Corporation W6157 TYPE 98LD W6156 TYPE 98L Features Versatility Typical applications include backpressure on pumps maintaining differential pressure across lubricated seals steam header press
72. ELIEF SETTING PSIG bar BODY PART NUMBER pRessure RELIEF SIZES OF ZINC SETTING 5 10 15 20 25 30 35 40 50 75 100 Npr PLATED SPRING PSIG bar frein 0 34 0 69 1 0 1 4 4 7 21 2 4 28 34 52 69 150 500 750 1350 1950 2500 3000 3500 4000 4500 5300 8000 9500 10 3 13 4 20 1 36 2 52 3 67 0 80 4 93 8 107 121 142 214 255 175 500 800 1400 2000 2600 3200 3800 4400 4600 5700 8100 10000 12 1 13 4 21 4 37 5 53 6 69 7 85 8 102 118 123 153 217 268 200 500 850 1450 2050 2700 3300 3900 4500 4700 5800 8200 10500 m 13 8 13 4 22 8 38 9 54 9 72 4 88 4 105 121 126 155 220 281 250 500 900 1500 2100 2800 3400 4000 4700 4800 6000 9000 11 500 17 2 13 4 24 1 40 2 56 3 75 0 91 1 107 126 129 161 241 308 300 500 950 1550 2150 2900 3500 4100 4800 5200 6300 10 000 12 500 20 7 13 4 25 5 41 5 57 6 77 7 93 8 110 129 139 169 268 335 375 500 1000 1600 2200 3000 3600 25 9 13 4 26 8 42 9 59 0 80 4 96 5 150 500 1700 2200 3200 4200 5500 6500 7500 8200 12 000 18 000 22 000 10 3 13 4 45 6 59 0 85 8 113 147 174
73. Readily Available for Shipment Allow Additional Time for Shipment Special Order Constructed from Non Stocked Parts Consult your local Sales Office for Availability Availability of the product being ordered is determined by the component with the longest shipping time for the requested construction Bulletin 71 4 98 Type 98H or 98HD continued NPS 1 1 2 through 2 5 to 35 psig psi 0 35 to 2 4 bar L1 20 to 65 psig psi 1 4 to 4 5 bar 50 to 100 psig psi 3 4 to 6 9 bar L1 80 to 170 psig psi 5 5 to 11 7 bar Type 98HM 1 2 through 1 NPT L1 15 to 35 psig 1 0 to 2 4 bar L1 25 to 75 psig 1 7 to 5 2 bar 70 to 140 psig 4 8 to 9 7 bar O 130 to 200 psig 9 0 to 13 8 bar 15 to 100 psig SST construction 1 0 to 6 9 bar L1 100 to 275 psig SST construction 6 9 to 19 0 bar 1 2 through 1 NPT L1 5 to 35 psig 0 35 to 2 4 bar L1 20 to 65 psig 1 4 to 4 5 bar L1 50 to 100 psig 3 4 to 6 9 bar L1 80 to 170 psig 5 5 to 11 7 bar Type 98HH or 98HHD 1 4 through 1 NPT 150 to 375 psig 10 3 to 25 9 bar Replacement Parts Kit Optional Yes send one replacement parts kit to match this order 35 Bulletin 1 4 98 Industrial Regulators Emerson Process Management Regulator Technologies Inc USA Headquarters McKinney Texas 75069 1872 USA Tel 1 800 558 5853 Outside U S 1 972 548 3574 Asia Pacific Shanghai China 201206 Tel 86 21 2892 9000 Europe B
74. SIG bar 0 14 0 28 0 41 0 55 0 69 1 0 1 4 1 7 2 1 2 0 7 12 18 2 5 3 0 3 3 3 9 4 5 4 9 5 4 0 14 2 7 4 5 6 8 9 5 11 4 12 5 14 8 17 0 18 5 20 4 Mellow 5 0 7 1 3 2 1 3 0 3 5 3 8 4 4 4 9 5 4 5 8 0 34 2 7 4 9 8 0 11 4 13 2 14 4 16 7 18 5 20 4 22 0 10 22 3 4 4 4 5 4 8 5 1 5 5 6 0 6 5 7 0 1 92627012 Green 0 69 8 3 12 9 15 1 17 0 18 2 19 3 20 8 22 7 24 6 26 5 15 1 8 3 3 9 45 5 5 4 5 8 6 3 6 7 7 1 1 0 6 8 11 4 14 8 17 0 18 9 20 4 22 0 23 8 25 4 26 9 114 20 18 34 4 46 5 2 5 5 6 3 6 7 7 1 7 5 1 92727142 Red 14 68 11 7 15 1 17 4 197 20 8 238 25 4 26 9 284 25 1 8 3 3 4 3 5 1 5 7 6 1 6 7 7 1 7 5 79 1 7 6 8 12 5 16 3 19 3 21 6 23 1 25 4 26 9 28 4 29 9 25 1 8 2 6 37 45 5 5 5 6 5 7 1 7 5 79 1 7 6 8 9 8 14 0 17 0 18 9 20 8 24 6 26 9 28 4 29 9 30 1 8 3 1 4 1 4 9 5 5 6 7 7 5 79 8 3 11346127142 Blue 2 1 68 11 7 15 5 185 20 8 227 26 5 284 29 9 31 4 35 1 8 3 2 4 4 5 3 6 6 5 7 5 79 8 3 8 7 2 4 6 8 12 1 16 7 20 1 22 7 24 6 28 4 29 9 31 4 32 9 2 22 3 7 6 7 2 8 2 9 2 11 0 12 5 13 8 15 0 0 14 8 3 14 0 22 7 27 3 31 0 34 8 41 6 47 3 52 2 56 8 1 395627022 Yellow 5 22
75. cts specified for sour gas service comply with the chemical physical and metallurgical requirements of NACE 0175 and or NACE MR0103 Customers have the responsibility to specify correct materials Environmental limitations may apply and shall be determined by the user gt OR SWE TYPE 98H FLANGE DIMENSION INCHES mm NOMINAL A Maximum J Handwheel TYPES TES B Type 98L Type 98LD D E NPT Poe SWE Flanged 98H or Only 98HH 98HD 1 4 3 19 81 1 00 25 5 50 140 8 38 213 5 06 128 1 8 2 75 70 981 9810 112 15 4 25 108 14 356 0 88 22 7 25 184 10 62 270 7 00 178 1 4 4 00 102 3 4 1 20 25 5 00 127 14 356 1 25 32 9 81 249 12 50 317 10 19 259 1 4 4 00 102 1 4 3 19 81 1 00 25 5 50 140 8 31 211 3 19 81 1 8 2 75 70 98 98HD 1 2 15 4 25 108 14 356 0 88 22 7 19 183 10 50 267 4 25 108 1 4 4 00 102 98HM 3 4 1 20 25 5 00 127 14 356 1 25 32 9 69 246 12 31 313 6 06 154 1 4 4 00 102 1 1 2 2 40 50 6 62 168 14 356 1 88 48 14 12 359 18 06 459 8 19 208 1 4 6 75 171 1 4 3 19 81 1 00 25 7 75 197 3 19 81 1 8 2 75 70 98HH 98HHD 1 2 4 25 108 14 356 0 88 22 10 00 254 4 25 108 1 4 4 00 102 3 4 1 5 00 127 14 356 1 25 32 12 38 314 6 06 154 1 4 4 00 102 F
76. de PSIG bar Nm h 0 14 0 28 0 41 0 55 0 69 1 0 1 4 1 7 2 1 2 150 360 610 830 960 1080 1350 1560 1770 1980 0 14 4 0 97 163 22 2 257 289 362 418 474 63 1 5 150 360 670 920 1080 1200 1470 1690 1900 2110 0 34 4 0 9 7 18 0 24 7 28 9 32 2 39 4 45 3 50 9 56 5 10 500 850 1100 1200 1300 1500 1900 2140 2380 2620 139262012 0 69 134 22 8 29 5 322 34 8 40 2 50 9 574 63 8 70 2 15 500 800 1100 1200 1400 1600 2000 2220 2450 2670 1 0 13 4 214 29 5 322 37 5 42 9 53 6 59 5 65 7 71 6 1 4 20 500 850 1150 1300 1500 1700 2100 2300 2510 2720 Red 1 4 13 4 22 8 308 348 40 2 456 56 3 61 6 67 3 72 9 25 500 900 1200 1400 1600 1800 2300 2700 2900 3120 1 7 13 4 24 1 32 2 37 5 42 9 48 2 61 6 72 4 77 7 83 6 25 500 800 1200 1400 1600 1900 2400 2700 3000 3230 17 13 4 214 32 2 37 5 42 9 50 9 64 3 72 4 80 4 86 6 30 500 850 1300 1450 1700 2000 2500 2800 3100 3400 1346127142 2 1 134 22 8 34 8 38 9 456 53 6 67 0 75 0 83 1 91 1 35 500 900 1350 1500 1800 2100 2700 3100 3300 3500 2 4 13 4 24
77. f any product Responsibility for proper selection use and maintenance of any Emerson Process Management product remains solely with the purchaser N lagement Emerson Process Management Regulator Technologies Inc 1969 2009 All Rights Reserved Process
78. g h Types 98H and 98HD with Metal Diaphragm Only continued SPRING FLOWAT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar NOMINAL RELIEF RELIEF BODY PRESSURE SETTING SIZES Number C9 SETTING POUNDS 5 T 10 15 20 30 50 75 100 NPS DN Code PSIG HOUR 0 34 0 48 0 69 1 0 1 4 2 1 3 4 5 2 6 9 kg h 15 25 91 135 180 260 360 440 580 770 950 1 0 11 3 41 3 61 2 81 6 118 163 200 263 349 431 25 25 120 180 230 330 395 510 660 850 1030 1996927022 Yellow 1 7 11 3 54 4 81 6 104 150 179 231 299 386 467 35 25 135 190 250 360 455 590 730 920 1100 2 4 11 3 61 2 86 2 113 163 206 268 331 417 499 35 25 68 110 160 230 330 500 625 785 940 2 4 11 3 30 8 49 9 72 6 104 150 227 284 356 426 50 25 110 160 210 340 430 640 910 1100 1300 1380127082 Green 3 4 11 3 49 9 72 6 95 3 154 195 290 413 499 590 75 25 180 230 320 445 630 820 1100 1350 1550 3 4 1 5 2 11 3 81 6 104 145 202 286 372 499 612 703 20 25 75 25 130 155 210 320 410 590 1050 1350 1550 5 2 11 3 59 0 70 3 95 3 145 186 268 476 612 703 100 25 135 160 230 350 455 680 1180 1600 1800 6 9 11 3 61 2 72 6 104 159 2
79. h internal pressure registration and handwheel adjustment for 5 to 200 psi 0 35 to 13 8 bar differential set pressure range Type 98HH Direct operated high pressure backpressure relief valve with internal pressure registration and standard adjusting screw for 150 to 375 psig 10 3 to 25 9 bar set pressure range Type 98HHD Pressure loaded high pressure backpressure relief valve with internal pressure registration and handwheel adjustment for 150 to 375 psi 10 3 to 25 9 bar differential set pressure range Type 98HM Direct operated high pressure backpressure relief valve with external pressure registration and standard adjusting screw for 5 to 275 psig 0 35 to 19 0 bar set pressure range Body Sizes and End Connection Styles BODY MATERIAL WCC Steel CF8M Stainless steel Hastelloy C Monel 1 4 through 1 NPT NPS 1 2 through 1 SWE CL150RF CL300RF PN 16 25 40 RF 1 4 through 2 NPT NPS 1 2 through 2 SWE CL150 RF CL300 RF PN 16 25 40 RF 1 2 3 4 1 1 1 2 2 NPT 1 4 1 2 3 4 1 NPT Cast 98L 9810 1 4 1 2 3 4 1 1 4 1 2 3 4 1 98H and 98HD 1 1 2 2 98HM 98HH 98HHD Construction Materials BODY Cast iron WCC Steel CF8M Stainless steel Monel or Hastelloy C SPRING CASE Cast iron WCC Steel or CF8M Stainless steel Trim Materials See Table 1 Maximum Cold Working Pressures of Body Size and Material 9
80. hragm 20 NOMINAL SPRING RELIEF FLOWAT PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY PRESSURE RELIEF SIZES Part Number SETTING SETTING 5 7 10 15 20 30 50 75 100 NPS DN Code PSIG bar nem 0 34 0 48 0 69 1 0 1 4 2 1 3 4 5 2 6 9 15 500 1600 1700 1800 2100 2290 2700 3600 4800 6000 1 0 13 4 42 9 45 6 48 2 56 3 61 4 72 4 96 5 129 161 25 500 1800 1900 2200 2500 2800 3200 4100 5300 6400 1 392527022 Yell T 1 7 13 4 48 2 50 9 59 0 67 0 75 0 85 8 110 142 172 35 500 2000 2300 2700 2900 3200 3700 4600 5700 6850 2 4 13 4 53 6 61 6 72 4 77 7 85 8 99 2 123 153 184 35 500 1200 1400 2100 2700 3100 3700 4600 5700 6800 2 4 13 4 32 2 37 5 56 3 72 4 83 1 99 2 123 153 182 50 500 1600 2100 2800 3400 3700 4300 5300 6400 7600 1E392627012 G 3 4 13 4 42 9 56 3 75 0 91 1 99 2 115 142 172 204 75 500 2300 2800 3700 4300 4700 5400 6500 7600 8700 25 5 2 13 4 61 6 75 0 99 2 115 126 145 174 204 233 75 500 1300 1600 2500 3500 4300 5200 6400 7600 8700 5 2 13 4 34 8 42 9 67 0 93 8 115 139 17
81. igure 4 Dimensions 33 Bulletin 71 4 98 Ordering Information When ordering specify 1 ONDA Type number Body size Maximum inlet pressure relief pressure setting plus maximum allowable build up over setting Maximum spring case loading pressure Relief pressure range Maximum temperature of process fluid Body spring case and trim materials Desired options Ordering Guide Type Select One 0000 981 98H high pressure up to 200 psig 13 8 bar setting 98HH high pressure up to 375 psig 25 9 bar setting 98LD low pressure differential 98HD high pressure differential up to 200 psig 13 8 bar setting 98HHD high pressure differential up to 375 psi 25 9 bar setting 98HM high pressure monitor Body Size Select One 0000 1 4 not available for 98 1 2 15 3 4 20 NPS 1 DN 25 NPS 1 1 2 DN 40 not available for Types 98L 98HH NPS 2 DN 50 not available for Types 98L 98HH Body Material and End Connection Style Select One Cast Not available for Type 98HM NPT WCC Steel 34 NPT SWE CL150 RF CL300 RF PN 16 25 40 CF8M Stainless steel NPT SWE CL150 RF CL300 RF PN 16 25 40 Hastelloy C SWE CL150 RF CL300 RF PN 16 25 40 Monel
82. kine F 460 P Absolute inlet pressure psia psig 14 7 C 35 1 AP Calculate coefficient the setting and build up nearest to the desired service conditions within the selected spring range Then use this C to calculate the approximate flow available for the actual setpoint and build up desired Available C will vary based upon setpoint differential pressure build up and spring range Step 2 Calculate the actual flow rate available using the coefficient from Step 1 and the actual inlet pressure setpoint plus build up and actual outlet pressure if not atmospheric Equation 2 520 3417 Qasa GT C P SIN EE P DEG Example 1 Service Conditions Setpoint 115 psi 7 9 bar Build up allowed 10 psi 0 69 bar Outlet discharges to atmosphere Require 13 200 SCFH 354 Nm3 h air flow rate 16 1 1 12 PSIG 0 83 bar RELIEF SETTING 500 SCFH 13 4 Nm h FLOW AT RELIEF SETTING NPS 1 2 DN 15 TYPE 98L BUBBLE POINT 14 0 97 12 0 83 9 0 62 INLET PRESSURE PSIG bar 5 a 5 ES M 8 0 55 0 500 13 4 1000 26 8 1500 40 2 AIR FLOW STANDARD CUBIC FEET PER HOUR Nm h M and INCREASING INLET PRESSURE and DECREASING INLET PRESSURE 1309 1 Figure 3 Typical Bubble Point and Reseat Point Performance From Table 11 select NPS 3 4 or 1 DN 20 or 25 body red spring for 10
83. low 5 22 15 5 19 21 23 24 5 28 9 33 5 36 7 39 6 0 34 8 3 58 7 71 9 79 5 87 1 92 7 109 127 139 150 10 2 2 16 5 21 5 24 5 26 5 27 5 29 5 32 3 34 9 37 3 16399027142 0 69 8 3 62 5 81 4 927 100 104 12 122 132 141 15 1 8 14 21 25 5 28 30 32 34 6 36 9 39 2 1 0 6 8 53 0 79 5 96 5 106 114 121 131 140 148 3 4 1 1 380197162 20 1 8 16 5 24 28 5 30 5 32 34 36 38 2 40 2 20 25 1 4 6 8 62 5 90 8 108 115 121 129 136 145 152 25 17 5 25 5 30 5 33 34 36 38 0 42 0 17 6 8 66 2 96 5 115 125 129 136 144 151 159 25 1 8 10 20 25 29 32 36 38 40 42 0 1 7 6 8 37 9 75 7 94 6 110 121 136 144 151 159 30 1 24 3 33 5 35 5 38 40 2 44 Dius 2 1 6 8 41 6 90 8 114 127 134 144 151 159 167 35 1 8 19 5 30 34 5 36 5 38 40 42 44 51 2 4 6 8 73 8 114 131 438 144 151 159 167 193 Bulletin 71 4 98 Table 4 Water Relief Capacities Gallons per Minute l min Types 98L 9810 with Diaphragm NOMINAL SPRING RELIEF Powar PRESSURE BUILD UP OVER RELIEF SETTING PSIG bar BODY PRESSURE SETTING SIZES Part Number Color SETTING 2 4 6 8 10 15 20 25 30 NPS DN Code P
84. multiply the table capacities by the following appropriate conversion factors 1 29 for 0 6 specific gravity natural gas 0 808 for propane 0 707 for butane or 1 018 for nitrogen For gases of other specific gravities divide by the square root of the appropriate specific gravity Then if capacity is desired in normal cubic meters per hour at 0 and 1 01325 bar multiply SFCH by 0 0168 Typical relieving capacities in pounds per hour and kilogram per hour of saturated steam are shown in Tables 5 10 and 15 Tables 3 4 8 9 13 14 20 and 21 gives relieving capacities in U S gallons per minute and in liters per minute of water Sizing Determine Flow Rates for units used as differential relief valves as follows Air and Steam Service When the Capacity Information section do not cover the actual service conditions it will be necessary to calculate the flow rate available from the relief valve Step 1 From the Capacity Information section determine a flow rate using the closest available data for setpoint Bulletin 1 4 98 and build up With this information calculate a flow coefficient using the following Equation 1 520 P SIN GT Q 3417 AP DEG C P Calculated Flow coefficient Q Flowrate from tables SCFH P Inlet pressure from table set pressure and build up converted to absolute pressure G Specific gravity T Absolute temperature of gas at inlet degrees Ran
85. ologna Italy 40013 Tel 39 051 4190611 Middle East and Africa Dubai United Arab Emirates Tel 971 4811 8100 Natural Gas Technologies Emerson Process Management Regulator Technologies Inc USA Headquarters McKinney Texas 75069 1872 USA Tel 1 800 558 5853 Outside U S 1 972 548 3574 Asia Pacific Singapore Singapore 128461 Tel 65 6777 8211 Europe Bologna Italy 40013 Tel 39 051 4190611 Gallardon France 28320 Tel 33 0 2 37 33 47 00 TESCOM Emerson Process Management Tescom Corporation USA Headquarters Elk River Minnesota 55330 2445 USA Tel 1 763 241 3238 Europe Selmsdorf Germany 23923 Tel 49 0 38823 31 0 For further information visit www fisherregulators com The Emerson logo is a trademark and service mark of Emerson Electric Co All other marks are the property of their prospective owners Fisher is a mark owned by Fisher Controls Inc a business of Emerson Process Management The contents of this publication are presented for informational purposes only and while every effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees express or implied regarding the products or services described herein or their use or applicability We reserve the right to modify or improve the designs or specifications of such products at any time without notice Emerson Process Management does not assume responsibility for the selection use or maintenance o
86. ragm pressure overcomes the spring compression This causes the valve plug to move away from the orifice The flow line through the valve is open and excess pressure is vented When upstream pressure drops back to normal the valve resumes its closed position The chart in Figure 3 illustrates the operation of an NPS 1 2 DN 15 body used in air service As the inlet pressure increases initial flow occurs at the bubble point of 10 5 psig 0 72 bar Flow increases with further rises in the inlet pressure reaching 500 SCFH 13 4 Nm h at the relief pressure setting of 12 psig 0 83 bar Greater capacities are obtained with higher build ups over the relief pressure setting as shown in the capacity tables When the inlet pressure decreases flow decreases until the valve reseals to reseat point of 9 psig 0 62 bar Bulletin 71 4 98 REGISTRATION HOLE DIAPHRAGM VALVE PLUG O RING SEAT ORIFICE NLET PRESSURE OUTLET PRESSURE LLL ATMOSPHERIC PRESSURE 6925 METAL DIAPHRAGMS SPRING P d FOR TYPE 98H WITH TWO METAL DIAPHRAGMS ALSO TYPICAL OF 98HH AND 98L EXCEPT FOR TYPE 98L 1 4 NPT 2 TO 7 PSI 0 14 TO 0 48 bar RANGE METAL DIAPHRAGMS uS SPRING TYPE 98L 1 4 NPT 2 TO 7 PSI 0 14 TO 0 48 bar RANGE WITH ONE METAL DIAPHRAGM TYPE 98H ALSO TYPICAL OF 98L AND 98HH HANDWHEEL lt amit CONTROL SPRING VALVE PLUG GUIDE
87. relief service C AP G G Specific gravity of fluid Maximum Allowable Pressure Drop for Liquid Service Pressure drops in excess of allowable will result in choked flow and possible cavitation damage To determine maximum allowable pressure drop for water AP alow P AP Valve differential PSI K Valve recovery coefficient from table E Valve inlet pressure psig To determine maximum allowable pressure drop for fluids other than water see Fisher Catalog 10 Bulletin 1 4 98 Table 1 Trim Materials ELASTOMER SEAT Orifice O ring retainer Valve plug Valve plug guide Pusher post Diaphragm retaining washer Diaphragm O ring seat METAL SEAT Orifice Valve plug Valve plug guide Pusher post STANDARD 416 Stainless steel 416 Stainless steel 416 Stainless steel 416 Stainless steel 416 Stainless steel 316 Stainless steel Neoprene CR Nitrile NBR STANDARD 416 Stainless steel hardened 416 Stainless steel hardened 416 Stainless steel 416 Stainless steel 302 Stainless steel OPTIONAL 316 Stainless steel 316 Stainless steel 316 Stainless steel 316 Stainless steel 316 Stainless steel 302 Stainless steel Fluorocarbon FKM or Ethyleneproplylene EPDM PTFE protector available 302 Stainless steel Fluorocarbon FKM Ethyleneproplylene EPDM Perfluoroelastomer FFKM 316 Stainless steel Hastelloy C 316 Stainless steel Hastelloy C 316
88. the Type 98H will flow 9000 SCFH 241 Nm h air Calculate C for these table conditions using Equation 1 P inlet 150 psig 10 3 bar 10 psig 0 69 bar build up 160 psig or 174 7 psia 11 0 bar g or 12 0 bar a AP P P 160 psig 11 0 bar 0 160 psid 11 0 bar d Q 9000 SCFH 241 Nm h C 35 1 Answer from Equation 1 51 5 Since build up relates to travel this coefficient is valid for all pressure settings on the spring used in the calculation whenever the build up is 10 psi 0 69 bar Now solve for actual flow Q from the original service conditions using Equation 2 165 psig 11 4 10 psig 0 69 build up 175 psig or 189 7 psia 12 1 bar g or 13 1 bar a AP P 170 psig 11 7 bar 50 psig 3 4 bar 120 psid 8 3 bar d 51 5 from above C 35 Bulletin 71 4 98 Answer Equation 2 9500 255 Nm h rated capacity Since this capacity is greater than the 3000 SCFH 80 4 Nm h required the relief valve may be used or the calculation could be repeated to try for a smaller body size Liquid Sizing for Liquids Other than Water Step 1 Determine C at build up conditions of application Q TAP Q Flow from capacity tables AP Pressure drop in psi setpoint and build up C Valve sizing coefficient Step 2 To determine flow rate for liquids other than water or flow rate for differential
89. ure fuel and oil lines air supply systems pump bypass applications for API general and special purpose lube and seal oil systems relief applications for flash tanks and accumulators and other process and industrial uses Excellent Fluid Compatibility Diaphragms come in stainless steel Monel Hastelloy C or elastomers and is available in cast iron and steel as well as stainless steel Hastelloy C and Monel Corrosion resistant trims are available Close Stable Regulation Diaphragm is isolated from the main flow stream Slotted valve plug and pusher post assembly provides positive guiding for improved shutoff Compact Design Small size allows easy installation in limited spaces Management EMERSON D100153X012 Bulletin 1 4 98 Specifications Available Constructions Type 98L Direct operated low pressure backpressure relief valve with internal pressure registration and standard adjusting screw for 2 to 38 psig 0 14 to 2 6 bar set pressure range Type 98LD Pressure loaded low pressure backpressure relief valve with internal pressure registration and handwheel adjustment for 2 to 38 psi 0 14 to 2 6 bar differential set pressure range Type 98H Direct operated high pressure backpressure relief valve with internal pressure registration and standard adjusting screw for 5 to 200 psig 0 35 to 13 8 bar set pressure range Type 98HD Pressure loaded low pressure backpressure relief valve wit

Emerson 98 Series Relief Valve or Backpressure Regulator Data Sheet

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