Complete GASKCADD ® User`s Manual
Contents
1. 7 41 Pear RING RS 8 USER TIBUS 42 44 CONSTRUCTI ON Rectangular Bolt Pattern 9 10 ERGOE 45 Bolt CCIE 11 Dovetail ROT 12 REFERENCE CARD e m RTT 13 Basic Shapes amp Construction 47 Gasket Hole 14 Heat Exchanger Shapes 48 EIER 14 HEAT EXCHANGER SHAPES ED E ANS 15 e feb nd 16 SI NR NEP T TRE 17 EIS uinea NOTER 18 e OPIDO PPP RH 19 Leine Rp USA 20 og MEER 21 coo em 22 23 berba 24 25 MN EEE S ENET m 26 a EE ENE NE A AEE E PEE 27 lino EEE EE SP 28 Re a 29 E S AEE E EE E E 30 E ees 31 e 32 33 34 GASKCADD Software Documentation Page 2 GASKCADD consists of a customized menu and set of programs written to run within the low cost drawing package General CADD Pro Version 7 or higher It s features are aimed at commercial gasket makers but will enhance the capabilities of anyone involved in the design or construction of pressure vessels or heat exchangers INSTALLATION Before you install GASKCADD make sure have successfully completed2. 3 12 A DOVETAIL AUTOMATIC i 4 16 5 CL 3 4 600 RING 3 7 OVAL ELLIPSE PEAR SPECIAL 4 CE 2 D 3 HOLETAB 7 USER SPEC 41 6 CN B16 24 CL 300 F F GASKCADD HEAT EXCHANGER SHAPES REFERENCE CARD INPUT VALUES REQUIRED FOR STEPS 1 5 ARE THE i SAME FOR ALL HEAT EXCHANGER SHAPES SEE C 1 IF SHAPE INCLUDES VARIABLE LOCATION OF RIB 6 STEP 6 7 OR 8 THEN VERTICAL HORIZONTAL RIGHT UP LEFT DOWN CENTERED 0
3. PROGRAM VERIFIES SELECTION lt lt CIRCULAR TAB JOINT gt gt Enter Desired TAB Diameter Select Left End of Joint w TAB UP Mouse or Key Enter Select Right End of Joint w TAB UP Mouse or Key Enter PROGRAM CREATES CIRCULAR TAB JOINT STEP 4 RIGHT STEP 3 LEFT STEP 4 RIGHT 3 LEFT STEP 2 DIAMETER _ v STEP 3 LEFT STEP 4 RIGHT FILE FUNCTION NOTE STEP 1 STEP 2 STEP 3 COMMAND FUNCTION COMMENT STEP 1 STEP 2 STEP 3 STEP 4 NOTE STEP 5 STEP 6 STEP 7 STEP 8 GASKCADD Software Documentation Page 14 Construct GASKET HOLE GASKHOLE xxx Program to create holes for gasket layouts Add a hole to any gasket layout PROGRAM VERIFIES SELECTION CHOSEN lt lt GASKET HOLE gt gt Select Center of Hole with Mouse or Key Enter Enter Diameter of Hole PROGRAM CREATES HOLE CIRCLE Construct FILLET Fillet on GASKCADD Construct menu Built in General Cadd command FI Fillet to insert an arc of specified radius between two nonparallel lines or arcs Before insertion of the radius is begun the menu executes the built in General Cadd command FR Fillet Radius to prompt the current fillet radius value If this is the needed value it may be used you may key enter the value you need Many of the GASKCADD design programs include steps that set a number of fillet radii after prompting for an input value If your gasket design contains a fil
4. Enter Fillet Radius Enter Rib Spacing CL to CL PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS RIBS amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID A 4 STEP 1 CENTER W STEP 5 RAD 2 RIB WIDTH STEP 4 Y A 4 GASKCADD Software Documentation Page 20 Heat Exchanger G 3 FILE NAME G_THREE xxx FUNCTION Program to create G 3 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 SIEP G Full Vertical Rib w One Left amp One Right Rib PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style G 3 gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Ribs Enter Fillet Radius Enter Rib Spacing CL to CL PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS HALF HORIZONTAL RIBS amp THEN FULL VERTICAL RIB TO INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID 4 Y A STEP 1 E STEP 4 o RIB WIDTH e oc STEP 5 RAD 4 GASKCADD Software Documentation Page 21 Heat Exchanger G 4 FILE NAME G_FOUR xxx FUNCTION Program to create G 4 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 8 STEP 6 4 Partial Vertical
5. Y STEP 4 RIB WIDTH E A GASKCADD Software Documentation Page 31 Heat Exchanger 7 FILE SEVEN xxx FUNCTION Program to create 7 heat exchanger gaskets Partial Vertical Rib w 2 Left Ribs amp 1 Right Rib 2 Full Ribs NOTE PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style l 7 gt gt STEP 1 Select Center of Gasket with Mouse or Key Enter STEP2 Enter Inside Diameter of Gasket STEP 3 Enter Outside Diameter of Gasket STEP 4 Enter Width of Gasket Rib STEP 5 Enter Fillet Radius STEP 6 Enter DIST between CL of INNER forked Ribs STEP 7 Enter DIST between CL of OUTER full Ribs STEP 8 Enter DIST from Gasket CL to CL of Vertical Rib Right Left STEP 9 PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS HORIZONTAL RIBS amp THEN PARTIAL VERTICAL RIB CENTERED OR OFFSET TO INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID A 2 4 A Y STEP 1 A CENTER STEP 4 _ STEP 5 RAD RIB WIDTH STEP 8 DIST CL TO CL RIGHT LEFT FORKED RIB SPACE STEP cuiii STEP 7 OUTER FULL RIB SPACE GASKCADD Software Documentation Page 32 Heat Exchanger I 8 FILE NAME EIGHT xxx FUNCTION Program to create 8 heat exchanger gaskets COMMENT NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 8 TOP RIB SPACE BOTTOM RIB SPACE STEP
6. Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Rib Enter Fillet Radius Enter DIST between CL of OUTSIDE Horizontal Ribs Enter DIST from Gasket CL to CL of Vertical Rib Right Left PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS HORIZONTAL RIBS amp THEN PARTIAL VERTICAL RIB CENTERED OR OFFSET TO INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID A y i STEP 4 STEP 1 o RIB WIDTH CENTER a LLi i gt STEP 7 DIST CL TO CL RIGHT LEFT Y STEP 5 2 GASKCADD Software Documentation 29 Heat Exchanger I 1 FILE ONE xxx FUNCTION Program to create 1 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 8 STEP 9 LEFT RIB SPACE Partial Vertical Rib w Three Left Ribs amp Two Right Ribs PROGRAM VERIFIES STYLE CHOSEN lt lt HX Gasket Style l 1 gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Rib Enter Fillet Radius Enter DIST TOP LEFT Rib is above Horizontal CL of Gasket Enter DIST between CL of Right Ribs Enter DIST from Gasket CL to CL of Vertical Rib Right Left PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO A
7. oom Co 0 O GASKCADD Gasket Layout and Design Software WWW GASKCADD COM GASKCADD P O Box 725 Gonzalez FL 32560 0725 850 476 6816 WWW GASKCADD COM Copyright 2010 All rights reserved GASKCADD Software Documentation GASKCADDG LICENSE AGREEMENT Upon the purchase of this software the authors hereby grant non exclusive limited license to the original purchaser for use on a single computer The licensee may not lend sub license or otherwise transfer any part of the program or its accompanying materials without the written consent of the authors By using the software the purchaser acknowledges the validity ownership of the trademarks trade names and copyrights of the authors DISCLAIMER The authors make no representations or warranties expressed or implied including but not limited to warranties of merchantability and fitness for a particular purpose use or application In no event shall the authors be liable for any loss of profit or any other commercial damage including but not limited to special incidental consequential or other damages HELP The first source of assistance are the software HELP files General CADD Pro and GASKCADD both supplied with HELP files that document the use of all commands The third party e book Inside General CADD Pro by Ralph Grabowski is an excellent source of additional training on General
8. Software Documentation Page 16 Heat Exchanger E 1 FILE NAME E ONE xxx FUNCTION Program to create E 1 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 6 m RIB SPACE i Two Equally Spaced Ribs PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style E 1 2 Ribs gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Rib Enter Fillet Radius Enter Rib Spacing CL to CL PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS RIBS amp FILLETS TO INSIDE RING OUTSIDE CIRCLE 15 DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID 4 STEP 1 RIB WIDTH CENTER STEP 4 Y STEP 5 RAD 4 GASKCADD Software Documentation Page 17 Heat Exchanger E 2 FILE NAME E_TWO xxx FUNCTION Program to create E 2 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 Full Horizontal Rib w Half Vertical Rib PROGRAM VERIFIES STYLE CHOSEN lt lt HX Gasket Style E 2 gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Rib Enter Fillet Radius PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS HORIZONTAL RIB amp THEN HALF VERTICAL RIB TO INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE 15 DRAWN CONCENTRI
9. Turn the paper over and plot the results full scale on the pen plotter GASKCADD Software Documentation Page 46 THIS PAGE INTENTIONALLY LEFT BLANK BASIC SHAPES GASKCADD RECTANGLE RIB WIDTH RECTANGLE HOLE 9 9 9 5 2 2 REFERENCE CARD i INPUT VALUE REQUIRED FOR STEP 6 11S THE SAME FOR ALL SHAPES 7 3 7 ENTER 0 0 BY KEYBOARD VALUES FOR OTHER STEPS ARE DISTANCES AS ILLUSTRATED OR 4 R 8 R 4 R 8 R R RAD D DIA NUM OR Y N DIAMOND DIAMOND SPECIAL OBRQUND TR 3 3 E CONSTRUCT BOLTING Em 8 RECT BOLT UNIFORM BOLT SPECIAL 6 6 6 46 9 4 3 e 4 D P 78 ap e 6 m M e 110 9 6 gt 6 6 6 4 7 amp HOR 9 8 VERT 4 7 HOR 8 9 VERT 5 MISCELLANEOUS SHAPES TOUN TO eR VALVE BONNET ROD VALVE BONNET QUTSIDE THERMOSTAT STANDARD GASKETS TO DRAW SHEET GASKETS PER ASME 16 21 STANDARD DIMENSIONS CHOOSE FLANGE TYPE FROM LIST B16 5 TABLES 4 amp 5 16 47 MSS SP 44 TABLE 7 B16 47B 605 TABLE 8 B16 1 TABLES 1 2 amp 3 816 24 TABLE 6 MSS SP 51 TABLE 9 THEN SELECT FLANGE FACE FULL FACE OR RING AND CLASS FOR SELECTED TYPE CHOOSE FROM LIST OF AVAILABLE SIZES FOR CLASS AND FACING TYPE 2 m 16 5 CL 150 F F RING R 3 D 2 D UNIFORM BOLT CIRCLE 5 LINE UP OR SPLIT
10. including all drawing entities is wanted use either the deselect feature of one of the other methods such as Window select As the calculation of the total cut length proceeds a status display indicates the number of entities processed and the percentage completed This calculation can take some time depending on the gasket complexity ands the processor speed of your computer PROGRAM PROMPTS lt lt TOTAL CUT LENGTH __ gt gt The program also displays the number of lines circles arcs amp ellipses in the calculation PROGRAM PROMPTS lt PRESS ANY KEY gt when complete Utility SHEET LAYOUT SHEETLAY xxx Program to make estimate of sheet yield for a gasket design This utility program does not nest the gasket design but instead is designed to give quick estimates of the minimum sheet yield Complete gasket design using GASKCADD Select SHEET LAYOUT from GASKCADD gt UTILITY sub menu PROGRAM PROMPTS lt lt SHEET LAYOUT PROGRAM gt gt Enter Side 1 Horizontal Dimension of Sheet Enter Side 2 Vertical Dimension of Sheet Enter Clearance between parts amp around outside PROGRAM DRAWS TOTAL NUMBER OF GASKETS DESIGNS THAT WILL FIT ON SHEET SIZE SPECIFIED AND DISPLAYS Total Items Fit on Horiz x Vert sheet xx Press any key to return control to Command prompt GASKCADD Software Documentation Page 41 Utility MOVE POINTS FILE NAME MVPTSLYR xxx FUNCTION COMMENT STEP 1 STEP 2
11. pipe flanges per ASME STD 16 21 The drawings for standard gaskets supplied with GASKCADD are stored as General CADD Pro components If editing of a standard gasket is required the component must first be exploded with the General CADD Pro command CE Component Explode The gaskets are drawn with values listed in ASME STD B16 21 tolerances for these values are given in Paragraph 6 of the standard Select STD GASKETS from GASKCADD menu Select Flange Type from list of choices Select Facing FF or Ring and Class from list of choices for selected flange type B16 5 Dimensions per ASME B16 21 Tables 4 amp 5 B16 5 150F 20 sizes from 1 2 to 24 NPS B16 5 150R 20 sizes from 1 2 to 24 NPS B16 5 300R 20 sizes from 1 2 to 24 NPS B16 5 400R 20 sizes from 1 2 to 24 NPS B16 5 600R 20 sizes from 1 2 to 24 NPS B16 5 900R 19 sizes from 1 2 to 24 NPS B16 47A MSS SP 44 Dimensions per ASME B16 21 Table 7 B16 47A 150R 19 sizes 22 amp 26 to 60 NPS B16 47A 300R 19 sizes 22 amp 26 to 60 NPS B16 47A 400R 19 sizes 22 amp 26 to 60 NPS B16 47A 600R 19 sizes 22 amp 26 to 60 NPS B16 47B API 605 Dimensions per ASME B16 21 Table 8 B16 47B 075R 18 sizes from 26 to 60 NPS B16 47B 150R 18 sizes from 26 to 60 NPS B16 47B 300R 18 sizes from 26 to 60 NPS B16 47B 400R 6 sizes from 26 to 36 NPS B16 47B 600R 6 sizes from 26 to 36 NPS
12. 7 Full Vertical Rib w Two Left Ribs amp Two Right Ribs This program is designed to place one horizontal in each of the four quarters of the completed gasket the location for the lower right rib is mirrored from the upper left rib and the upper right from the lower left PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style l 8 gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Rib Enter Fillet Radius Enter Distance TOP left Rib CL is ABOVE Gasket Horizontal CL Enter Distance BOTTOM left Rib CL is BELOW Gasket Horizontal CL PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS DRAWS FULL VERTICAL RIB amp THEN HALF HORIZONTAL RIBS TO INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE 15 DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID 4 RIB WIDTH x STEP 4 E 7 Y A i E STEP 7 CENTER Yo STEP 5 RAD GASKCADD Software Documentation Page 33 Heat Exchanger J 4 FILE NAME J FOUR xxx FUNCTION Program to create J 4 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 8 LEFT RIB SPACE Full Vertical Rib w Three Left Ribs amp Two Right Ribs PROGRAM VERIFIES STYLE CHOSEN lt lt HX Gasket Style J 4 gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of
13. CIRCLE gt gt Select Center of Bolt Circle with Mouse or Key Enter Enter Diameter of Bolt Circle Enter Number of Bolt Holes Enter Diameter of Bolt Holes Select Line up Hole at TOP OR Split Holes at TOP PROGRAM CREATES BOLT CIRCLE ARRAY STEP 5 LINE UP HOLE OR SPLIT HOLES AT TOP _ STEP 3 NO BOLT HOLES 16 STEP 4 DIA BOLT HOLES STEP 1 CENTER STEP 2 BC DIA GASKCADD Software Documentation Page 12 Construct DOVETAIL FILE NAME DOVETAIL xxx FUNCTION Program to create dovetail joint s for gasket ribs COMMENT Before starting a dovetail the user will find it helpful to place a construction line at the location on the gasket rib where the dovetail is to be placed Draw the line with a method that will insure that the line is perpendicular to both sides of the rib After the dovetail is placed the construction line should be erased Note that the dovetail will be offset from the construction line either right or left up or down depending on which end is selected first STEP 3A or 6U STEP 1 PROGRAM VERIFIES SELECTION CHOSEN lt lt DOVETAIL JOINT gt gt STEP 2 Specify Automatic OR User Specified Dimensions IF AUTOMATIC IS SELECTED THEN STEP Select Left End of Joint w Dovetail UP Mouse or Key Enter STEP 4A Select Right End of Joint w Dovetail UP Mouse or Key Enter STEP 5A PROGRAM CREATES DOVETAIL PROPORTIONED FROM DISTANCE BETWEEN LEFT amp RIGHT E
14. Gasket Enter Width of Gasket Rib Enter Fillet Radius Enter DIST TOP LEFT Rib is above Horizontal CL of Gasket Enter DIST between CL of Right Ribs PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS HORIZONTAL RIBS amp THEN FULL VERTICAL RIB INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID A A Y A n 4 T S RIB WIDTH STEP 1 M CENTER m A I t ud 5 STEP 5 RAD GASKCADD Software Documentation Page 34 Heat Exchanger K 1 FILE NAME K_ONE xxx FUNCTION Program to create K 1 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 8 STEP 9 STEP 10 RIB 5 STEP 7 Seven Horizontal Ribs spaced from centerline PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style K 1 7 Ribs gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Ribs Enter Fillet Radius PROGRAM DRAWS INSIDE CIRCLE Enter Spacing from CL to Rib 3 PROGRAM BREAKS CIRCLE INTO ARCS DRAWS TWO HORIZONTAL RIBS amp FILLETS RIBS TO INSIDE RING Enter Spacing from CL to Rib 2 PROGRAM BREAKS ARCS DRAWS TWO HORIZONTAL RIBS amp FILLETS RIBS TO INSIDE RING Enter Spacing from CL to Rib 1 PROGRAM BREAKS ARCS DRAWS TWO HORIZONTAL RIBS amp FI
15. HORIZONTAL RIBS amp THEN HALF VERTICAL RIB CENTERED OR OFFSET TO INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE 3 OD STEP 2 ID A 4 Y 2 i Lu 4 STEP 1 lt RIB WIDTH p CENTER STEP 7 o z 7 DIST CL CL RIGHT LEFT STEP 5 RAD 4 GASKCADD Software Documentation Page 23 Heat Exchanger G 9 FILE G_NINE xxx FUNCTION Program to create G 9 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 Full Horizontal Rib w Full Vertical Rib PROGRAM VERIFIES STYLE CHOSEN lt lt HX Gasket Style G 9 gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Rib Enter Fillet Radius PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS HORIZONTAL RIB amp THEN VERTICAL RIB TO INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID 4 RIB WIDTH STEP 4 grEp 1 lt CENTER P STEP 5 RAD 4 GASKCADD Software Documentation Page 24 Heat Exchanger H 1 FILE NAME ONE xxx FUNCTION Program to create 1 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 6 m Full Vertical Rib w Two Left Ribs amp One Right Rib PR
16. a B16 1 Cast lron Dimensions per B16 21 Tables 1 2 amp 3 B16 1 025F 20 sizes from 4 to 96 NPS B16 1 025R 20 sizes from 4 to 96 NPS B16 1 125F 22 sizes from 1 to 48 NPS B16 1 125R 22 sizes from 1 to 48 NPS B16 1 250R 22 sizes from 1 to 48 NPS B16 24 Cast Copper Alloy Dimensions per B16 21 Table 6 B16 24 150F 15 sizes from 1 2 to 12 NPS B16 24 300F 15 sizes from 1 2 to 12 NPS MSS SP 51 Dimensions per ASME B16 21 Table 9 SP 51 150LWF 21 sizes from 1 4 to 24 NPS Select Size from list of sizes Select Placement Location with Mouse or Key Enter PROGRAM DRAWS GASKET FOR FLANGE TYPE FACING STYLE CLASS AND SIZE SELECTED Enter ZA command Zoom All at prompt line GASKCADD Software Documentation Page 37 Miscellaneous Shapes VALVE BONNET FILE NAME VBONNET1 xxx FUNCTION Program to create valve bonnet gaskets per description in Kitz NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 Corp catalogue PROGRAM VERIFIES STYLE CHOSEN lt lt Valve Bonnet Gasket gt gt Select Center of Gasket with Mouse or Key Enter Enter INSIDE Gasket Wiath Enter INSIDE Gasket Height Enter INSIDE Top Bottom Arc Radius Enter INSIDE Right Left Arc Radius Enter INSIDE Corner Radius Specify OUTSIDE Dimensions by Face Width OR Outside Dimensions IF FACE WIDTH IS SELECTED THEN STEP 8F Enter Gasket Face Wiath STEP 9F PROGRAM COMPLETES DRAWING OF VALV
17. gt RIB WIDTH 2 4 GASKCADD Software Documentation Page 27 Heat Exchanger H 5 FILE FUNCTION Program to create H 5 heat exchanger gaskets Partial Vertical Rib w Three Left Ribs amp One Right Rib NOTE PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style H 5 gt gt STEP 1 Select Center of Gasket with Mouse or Key Enter STEP 2 Enter Inside Diameter of Gasket STEP 3 Enter Outside Diameter of Gasket STEP 4 Enter Width of Gasket Rib STEP 5 Enter Fillet Radius STEP 6 Enter DIST between CL of OUTSIDE Left Ribs STEP 7 Enter DIST from Gasket CL to CL of Vertical Rib Right Left STEP 8 PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS HORIZONTAL RIBS amp THEN PARTIAL VERTICAL RIB CENTERED OR OFFSET TO INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID E STEP 5 RAD P A i STEP 4 STEP 1 RIB WIDTH CENTER STEP 714 DIST CL RIGHT LEFT uiii OUTSIDE LEFT RIB SPACE STEP 6 GASKCADD Software Documentation Page 28 Heat Exchanger H 8 FILE H EIGHT xxx FUNCTION Program to create H 8 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 8 OUTSIDE RIB SPACE Partial Vertical Rib w Two Left Ribs amp Three Right Ribs PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style H 8 gt gt
18. segments joined by dovetails to either facilitate installation or fabrication The general shape and details as well as the number of segments dictates the method used to place the dovetails RECTANGLES Dovetails for these designs are generally placed based on available sheet size and utilization Natural center lines may be selected so that segments are mirror images if desired 6B RINGS WITH NO BOLT HOLES Based on the ring size decide on the number of segments N deisred After placing one dovetail make sure that any construction lines are removed Then use General CADD Pro command RC Radial Copy to place the dovetails around the ring gasket 6C 6D GASKCADD Software Documentation Page 43 6B1 Enter RC Radial Copy at prompt line 6B2 Window select dovetail objects NOTE Quantity shoud be 5 objects for a GASKCADD Dovetail 6B3 Enter an axis for rotation NOTE If you have used 0 0 as recommended in User Tip 3 then you may enter that value at the prompt lien Another method would be to use the General Cadd command SN Snap to ceNter to select the center of the gasket ring 6B4 Enter the total number of degrees to span 360 6B5 Enter the total number of items N NOTE The value entered is equal to the number of segments chosen 6B6 PROGRAM DRAWS N DOVETAILS EQUALLY SPACED AROUND RING GASKET 6B7 After you have determined that you now have created a gasket design with the numb
19. the installation of General CADD Pro in its default directory C Program Files General Cadd where the represents the version of General Cadd being installed Make sure your installation has successfully recognized the hardware security device Insert the GASKCADD CD into your CD drive Open Windows Explorer and click on the drive letter that corresponds to your CD drive Then drop and drag the GASKCADD subdirectory from the CD into the root directory of your C drive At this point you are ready to start up General CADD Pro With GCP running type in the two letter command LB Load Batch and pick the command RESET GXME in the GASKCADD subdirectory At this point you are ready to install the custom commands which allow you to between the General CADD Pro menu and the GASKCADD menu Go to the CUSTOM drop down menu Custom gt Edit Custom Commands gt Fkeys Scroll down to ALT M and ALT N and type in the following ALT M gt VX LV gaskcadd gaskcadd mnu ALT N gt VX LV GCPPATH generalcadd mnu where represents GCP version This will allow the user to select the GASKCADD menu with ALT M and the General CADD Pro menu with ALT N GASKCADD Software Documentation Page 3 Basic Shapes RECTANGLE FILE NAME RECTRING xxx FUNCTION Program to create rectangular ring gaskets NOTE PROGRAM VERIFIES STYLE CHOSEN Hectangular RING Gasket gt gt STEP 1 Select Center of Rectangu
20. 3 Window select dovetail objects NOTE Quantity shoud be 5 objects for GASKCADD Dovetail 6D4 Enter an axis for rotation NOTE If you have used 0 0 as recommended in User Tip 8 then you may enter that value at the prompt lien Another method would be to use the General Cadd command SN Snap to ceNter to select the center of the gasket ring 6D5 Enter the total number of degrees to span 360 Bolt Holes YY N 1 NOTE Enter the numberical values of the items as described on the General CADD Pro prompt line The calculation will be GASKCADD Software Documentation Page 44 completed supplying the span angle required 6D6 Enter the total number of items N 1 NOTE The value entered is equal to the number of segments chosen minus one 6D7 PROGRAM DRAWS N 1 DOVETAILS SPACED AROUND RING GASKET 6B8 After you have determined that you now have created a gasket design with the number and arrangement of segments desired it is only necessary to plot two segments for a pattern one of the N 1 identical segments and the odd segment GASKCADD Software Documentation Page 45 GASKCADD Gasket Layout Exercise These problems are designed to familiarize you with the operation of the GASKCADD software If you encounter difficulties please make notes on your questions 1 4a 4b Ac Draw a full face gasket for a 2 1 2 Class 300 flange flange OD is 7 1 2 Use the dimensions from th
21. 8U NO HOLES VERT ROW 4 GASKCADD Software Documentation Page 10 Construct RECTANGULAR BOLT PATTERN continued IF SPECIAL PATTERN IS SELECTED THEN STEP 35 STEP 4S STEP 5S STEP 65 STEP 7S STEP 8S STEP 9S STEP 10S STEP 11S STEP 125 STEP 13S Y STEP 6S HEIGHT A raid 4 4 105 VERT SPACE PROGRAM VERIFIES SELECTION CHOSEN Special Rectangular Hole Pattern Center Placement Holes at corners or not Enter Diameter of Holes Enter Width of Pattern Vertical Bolt CL to CL Enter Height of Pattern Horizontal Bolt CL to CL Enter Total Number of Holes Horizontal Row Enter Uniform Horizontal Hole Spacing Enter Total Number of Holes Vertical Row Enter Uniform Vertical Hole Spacing Are there holes at the CORNERS of pattern Yes OR No IF YES PROGRAM PLACES CORNER HOLES IF NO SKIP TO THE NEXT STEP PROGRAM THEN COMPLETES HOLE PATTERN STEP 5S WIDTH wm STEP 85 HORIZ SPACE STEP 4S DIA OF HOLES 4 STEP 1 CENTER STEP 115 HOLES AT CORNERS Y N STEP 7S NO HOLES HORIZ ROW 8 STEP 9S NO HOLES VERT ROW 5 GASKCADD Software Documentation Page 11 Construct BOLT CIRCLE FILE BOLTCIRC xxx FUNCTION Program to create bolt circle pattern for gaskets For any gasket with bolt holes in a circle NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 PROGRAM VERIFIES SELECTION CHOSEN lt lt BOLT
22. C TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID b 4 F RIB WIDTH SERE S 2 STEP 1 CENTER Pete 7 STEP 5 A4 GASKCADD Software Documentation Page 18 Heat Exchanger F 2 FILE NAME F TWO xxx FUNCTION Program to create F 2 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 5 RIB SPACE Partial Vertical Rib w One Left amp One Right Rib PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style F 2 gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Ribs Enter Fillet Radius Enter Rib Spacing CL to CL PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS RIBS amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID A 4 Y STEP 1 STEP 4 y CENTER RIB WIDTH STEP 5 RAD GASKCADD Software Documentation 19 Heat Exchanger G 1 FILE NAME G_ONE xxx FUNCTION Program to create G 1 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 6 lt RIB SPACE pi Three Equally Spaced Ribs PROGRAM VERIFIES STYLE CHOSEN lt lt HX Gasket Style G 1 3 ribs gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Rib
23. CADD Pro with excellent appendices and tutorial files This GASKCADD manual includes a User Tips section documenting questions posed by users Additional help is available by contacting the authors by phone at 850 476 6816 by e mail at support qaskcadd com We will attempt to respond to all inquiries within 24 hours O O O O O O O O es B ou Gasket Layout Design Software Q O P O Box 725 Gonzalez FL 32560 0725 O 850 476 6816 O WWW GASKCADD COM 0 OQ o O X Copyright 2010 All rights reserved GASKCADD Software Documentation Page 1 TABLE OF CONTENTS LICENSE 0 STANDARD GASKETS 36 6 1 0 PME 0 MISCELLANEOUS SHAPES TABLE OF CONTENTS 1 Valve 37 INSTALLATION 2 TES 38 BASIC SHAPES UTILITY 3 39 4 PATINA Lam 39 Oval Ellipse Ring 5 CU Le D 40 Obround RINg 6 Sheet Layout 40 Diamond RING
24. E BONNET GASKET IF OUTSIDE DIMENSIONS IS SELECTED THEN STEP 80 Enter OUTSIDE Gasket Width STEP 90 Enter OUTSIDE Gasket Height STEP 100 Enter OUTSIDE Top Bottom Arc Radius STEP 11O Enter OUTSIDE Right Left Arc Radius STEP 120 Enter OUTSIDE Corner Radius STEP 130 PROGRAM COMPLETES DRAWING OF VALVE BONNET GASKET STEP 8W WIDTH STEP 4 Y INSIDE RADIUS STEP 6 IN CORNER RAD STEP 1 STEP 5 CENTER INSIDE RADIUS LEFT RIGHT STEP 110 OUTSIDE RADIUS LEFT RIGHT STEP 120 b OUT CORNER RAD STEP 2 WIDTH gt STEP 100 E STEP 80 WIDTH OUTSIDE RADIUS TOP BOTTOM me STEP SO HEIGHT STEP 3 HEIGHT P GASKCADD Software Documentation 38 Miscellaneous Shapes THERMOSTAT FILE NAME THERMOST xxx FUNCTION Program to create thermostat gasket diamond shape with one NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 8 STEP 9 center hole and two bolt holes PROGRAM PROMPTS STYLE TYPE Thermostat Gasket gt gt Select Center of Gasket with Mouse or Key Enter Enter Overall Width of Gasket Enter Overall Height of Gasket Enter Center Distance of Bolt Holes Enter Diameter of Bolt Holes Enter Diameter of Center Hole Enter Radius of Left Right Ends Enter Radius of Top Bottom PROGRAM COMPLETES DRAWING OF THERMOSTAT GASKET t STEP 5 DIA BOLT HOLE E P B b 5 f STEP 1N dw CENTE
25. H IS SELECTED THEN STEP 7U Enter Sealing Surface Width STEP 8U PROGRAM COMPLETES DRAWING OF UNIFORM PEAR RING IF SPECIAL PEAR SHAPE IS SELECTED THEN STEP 7S Enter Overall Width of Gasket OUTSIDE STEP8S Enter OUTSIDE Left Radius STEP 9S Enter OUTSIDE Right Radius STEP 105 PROGRAM COMPLETES DRAWING OF SPECIAL PEAR RING STEP 85 OUT L RAD STEP 1 pe STEP 4 X CENTER IN R RAD gt 4 STEP 7U y SEAL WIDTH STEP 3 AN IN L RAD STEP 9S OUT L RAD STEP 2 WIDTH r STEP 7S WIDTH gt GASKCADD Software Documentation Page 9 Construct RECTANGULAR BOLT PATTERN FILE HOLERECT xxx FUNCTION Program to create bolt holes in rectangular gaskets NOTE PROGRAM VERIFIES SELECTION CHOSEN lt lt Aectangular Bolt STEP 1 Select Center of Rectangular Pattern with Mouse or Key Enter STEP 2 Specify Uniform OR Special w or w o corner holes IF UNIFORM PATTERN IS SELECTED THEN STEP 3U STEP 4U STEP 5U STEP 6U STEP 7U STEP 8U STEP 9U p STEP 6U HEIGHT radi PROGRAM VERIFIES SELECTION CHOSEN Uniform Rectangular Hole Pattern Center Placement Enter Diameter of Holes Enter Width of Pattern Enter Height of Pattern Enter Number of Holes Horizontal How Enter Number of Holes Vertical Row PROGRAM PLACES CORNER HOLES THEN COMPLETES THE PATTERN STEP 5U WIDTH m STEP 4U DIA OF HOLES 4 STEP 1 CENTER STEP 7U NO HOLES HORIZ ROW 9 STEP
26. LLETS RIBS TO INSIDE RING PROGRAM BREAKS ARCS DRAWS HORIZONTAL RIB CENTERLINE amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID A 4 Y m STEP EP 1 A O winx STEP 5 RAD O 5 o A T o 7 qm STEP 4 RIB WIDTH m tc GASKCADD Software Documentation Page 35 Heat Exchanger K 2 FILE NAME K_TWO xxx FUNCTION Program to create K 2 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 SIEP 7 STEP 6 4 RIB SPACE D Full Vertical Rib w Three Horizontal Ribs PROGRAM VERIFIES STYLE CHOSEN lt lt HX Gasket Style K 2 gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Ribs Enter Fillet Radius Enter Rib Spacing CL to CL PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS HORIZONTAL RIBS amp THEN VERTICAL RIB TO INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID 4 STEP 1 i STEP 5 RAD RIB WIDTH STEP 4 Y y FUNCTION COMMENT STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 GASKCADD Software Documentation 36 STANDARD GASKETS Menu selection to draw of the 400 nonmetallic flat gaskets for
27. NDS IF USER SPECIFIED IS SELECTED THEN STEP 3U Enter Root Bottom Width of Dovetail STEP 4U Enter Top Width of Dovetail STEP 50 Enter Height of Dovetail STEP 6U Select Left End of Joint w Dovetail UP Mouse or Key Enter STEP 70 Select Right End of Joint w Dovetail UP Mouse or Key Enter STEP 8U PROGRAM CREATES DOVETAIL STEP 7U 4A RIGHT STEP 6U 3A LEFT am Lu l STEP 7U 4A RIGHT Ld To a 0 STEP 6U 3A LEFT gt 4 STEP 40 WIDTH 4 v 4 STEP 3U ROOT WIDTH STEP 7U 4A RIGHT STEP 6U 3A LEFT GASKCADD Software Documentation Page 13 Construct HOLETAB FILE NAME HOLETAB xxx FUNCTION Program to create circular tab joint s for gasket ribs COMMENT This program is similar in function to the dovetail joint but for a die STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 fabricated segmented gasket this shape is easier to make modified punch like those used for bolt holes is utilized to make the tab Before starting a holetab the user will find it helpful to place a construction line at the location on the gasket rib where the holetab is to be placed Draw the line with a method that will insure that the line is perpendicular to both sides of the rib After the holetab is placed the construction line should be erased Note that the holetab will be offset from the construction line either right or left up or down depending on which end is selected first STEP 3
28. NGS OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 STEP 2 ID A 4 STEP 1 p CENTER O lt STEP 5 RAD Y STEP 4 RIB WIDTH A GASKCADD Software Documentation Page 26 Heat Exchanger H 4 FILE NAME H_FOUR xxx FUNCTION Program to create H 4 heat exchanger gaskets Partial Vertical Rib w Two Left Ribs amp Two Right Ribs COMMENT This program is designed to place one horizontal rib in each of the four NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 8 BOTTOM RIB SPACE TOP RIB SPACE quarters of the completed gasket the location for the lower right rib is mirrored from the upper left rib and the upper right from the lower left PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style H 4 gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Rib Enter Fillet Radius Enter Distance TOP left Rib CL is ABOVE Gasket Horizontal CL Enter Distance BOTTOM left Rib CL is BELOW Gasket Horizontal CL PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS HALF HORIZONTAL RIBS amp THEN PARTIAL VERTICAL RIB TO INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID 4 Y a LLI o 1 T Y Y ii A E XN 4 STEP 5
29. OGRAM VERIFIES STYLE CHOSEN HX Gasket Style 1 gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Rib Enter Fillet Radius Enter Rib Spacing DIST TOP LEFT Rib is above Horizontal CL of Gasket PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS HALF HORIZONTAL RIBS amp THEN VERTICAL RIB INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID 4 O an STEP 1 m CENTER STEP 5 RAD 4 RIB WIDTH STEP 4 Y A GASKCADD Software Documentation Page 25 Heat Exchanger H 2 FILE NAME H TWO xxx FUNCTION Program to create H 2 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 8 RIB 2 SPACE SIEP 7 STEP 8 5 Four Horizontal Ribs spaced from centerline PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style H 2 4 Ribs gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Ribs Enter Fillet Radius PROGRAM DRAWS INSIDE CIRCLE Enter Spacing from CL to Rib 2 PROGRAM BREAKS CIRCLE INTO ARCS DRAWS TWO HORIZONTAL RIBS amp FILLETS RIBS TO INSIDE RINGS Enter Spacing from CL to Rib 1 PROGRAM BREAKS ARCS DRAWS TWO HORIZONTAL RIBS amp FILLETS RIBS TO INSIDE RI
30. R N STEP 7 RAD X LEFT RIGHT Y e SN ES y STEP 6 DIA y E CENTER HOLE STEP 8 RAD STEP 2 WIDTH FILE FUNCTION COMMENT STEP 1 STEP 2 FILE NAME FUNCTION COMMENT STEP 1 STEP 2 STEP 3 GASKCADD Software Documentation Page 39 Utility RESET RESET xxx Program to reset General CADD Pro defaults for GASKCADD During the course of using GASKCADD the user inadvertently set the status of General CADD functions differently than is expected This utility provides an easy means to restore all of these settings Select RESET from GASKCADD gt UTILITY sub menu Program restores settings and does an environment save program automatically returns control to the command prompt Utility AUTOTEXT AUTOTEXT xxx Program to automatically set text and dimension size based on drawing size This utility program provides a way to automatically set text size and dimension size arrows offset etc based on the drawing size Complete gasket design using GASKCADD Select AUTOTEXT from GASKCADD gt UTILITY sub menu PROGRAM PROMPTS lt lt AUTO TEXT SIZE PROGRAM gt gt Program calculates a text size based on the drawing extents encountered in the current design PROGRAM PROMPTS CALCULATED TEXT SIZE __ Specify Continue Automatic OR User Specified Size IF AUTOMATIC IS SELECTED THEN STEP 4A Program assigns sizes t
31. RCS THEN DRAWS HORIZONTAL RIBS amp THEN PARTIAL VERTICAL RIB CENTERED OR OFFSET TO INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID y STEP 5 RAD O STEP 4 m RIB WIDTH STEP 1 0 CENTER m A LE STEP 8 rv DIST CL TO CL RIGHT LEFT cc GASKCADD Software Documentation Page 30 Heat Exchanger I 6 FILE NAME SIX xxx FUNCTION Program to create 6 heat exchanger gaskets Five Horizontal Ribs spaced from centerline NOTE PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style 1 6 5 Ribs STEP 1 Select Center of Gasket with Mouse or Key Enter STEP 2 Enter Inside Diameter of Gasket STEP 3 Enter Outside Diameter of Gasket STEP 4 Enter Width of Gasket Ribs STEP 5 Enter Fillet Radius STEP 6 PROGRAM DRAWS INSIDE CIRCLE STEP 7 Enter Spacing from CL to Rib 2 PROGRAM BREAKS CIRCLE INTO ARCS DRAWS TWO HORIZONTAL RIBS amp FILLETS RIBS TO INSIDE RING STEP 8 Enter Spacing from CL to Rib 1 PROGRAM BREAKS ARCS DRAWS TWO HORIZONTAL RIBS amp FILLETS RIBS TO INSIDE RING STEP 9 PROGRAM BREAKS ARCS DRAWS HORIZONTAL RIB ON CENTERLINE amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID 4 LLI E Y n ei ri M SERTER m y gt Chow a lt STEP 5 RAD 4 o o
32. Rib w Two Left Ribs amp One Right Rib PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style 4 gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Rib Enter Fillet Radius Enter Rib Spacing DIST TOP LEFT Rib is above Horizontal CL of Gasket Enter DIST from Gasket CL to CL of Vertical Rib Right Left PROGRAM DRAWS INSIDE CIRCLE BREAKS INTO ARCS THEN DRAWS HALF HORIZONTAL RIBS amp THEN PARTIAL VERTICAL RIB TO INTERSECT amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRIC TO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID A 4 Lu O 2 o STEP 1 m CENTER STEP 5 RAD 4 lt STEP 7 RIB WIDTH DIST CL TO CL STEP 4 RIGHT LEFT Y y GASKCADD Software Documentation Page 22 Heat Exchanger G 5 FILE NAME FIVE xxx FUNCTION Program to create G 5 heat exchanger gaskets NOTE STEP 1 STEP2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 STEP 8 Partial Vertical Rib w Two Horizontal Ribs PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style G 5 Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Ribs Enter Fillet Radius Enter Rib Spacing CL to CL Enter DIST from Gasket CL to CL of Vertical Rib Right Left PROGRAM DRAWS INSIDE CIRCLE BREAKS NTO ARCS THEN DRAWS
33. STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 m STEP 3 INSIDE HEIGHT PROGRAM VERIFIES STYLE CHOSEN OVAL RING GASKET Select Center of Oval Ring Gasket with Mouse or Key Enter Enter Inside Width of Oval Enter Inside Height of Oval Enter Ring Face Wiath PROGRAM DRAWS INSIDE ELLIPSE amp OUTSIDE ELLIPSE TO FORM OVAL RING m STEP 2 INSIDE WIDTH gt STEP 4 m RING WIDTH STEP 1 CENTER GASKCADD Software Documentation Page 6 Basic Shapes OBROUND RING FILE NAME OBROUND xxx FUNCTION Program to create obround ring gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 3 gt INSIDE HEIGHT PROGRAM VERIFIES STYLE CHOSEN lt lt OBROUND RING GASKET gt gt Select Center of Obround Ring Gasket with Mouse or Key Enter Enter Inside Width of Obround Ring Enter Inside Height of Obround Ring Enter Ring Face Width PROGRAM DRAWS INSIDE ARC amp OUTSIDE ARC TO FORM OBROUND RING STEP 2 INSIDE WIDTH gt v STEP 4 RING WIDTH STEP 1 CENTER GASKCADD Software Documentation Page 7 Basic Shapes DIAMOND FILE NAME DIAMONDR xxx FUNCTION Program to create diamond ring gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 PROGRAM VERIFIES STYLE CHOSEN lt lt Diamond RING Gasket gt gt Select Center of Gasket with Mouse or Key Enter Enter Width of Gasket Opening INSIDE Enter Height of Gasket Opening INSIDE Enter Radius
34. STEP 3 STEP 4 Program to move points to another layer automatically for automated cutting compatibility This utility program provides way to automatically move STANDARD POINTS to another layer For manual cutting and die making opertaions these points are displayed and plotted They are not required for automated cutting equipment this utility provides an easy method to move them to an inactive layer of the user s choice Complete gasket design using GASKCADD Select MOVE POINTS from GASKCADD gt UTILITY sub menu PROGRAM PROMPTS Enter LAYER to MOVE ALL POINTS TO between 0 and 255 PROGRAM PROMPTS POINTS NOW ON LAYER _ PROGRAM PROMPTS PRESS ANY KEY when complete GASKCADD Software Documentation Page 42 USER TIPS For optimum use ofthe GASKCADD software we recommend that the user become familiar with the General CADD Pro two letter keyboard commands This will minimize the need to leave the GASKCADD menu because virtually all General CADD Pro commands are accessible in this manner When using the GASKCADD Q software the user may inadvertently set the status of General CADD Pro functions differently than is expected Use the utility command RESET to restore all of settings and update the working environment for your current design When starting any GASKCADD design macro that requests that the center be entered by the keyboard or cursor selected we recommend that the values 0 0 be entered b
35. e reference such as ASME ANSI B16 5 Make the bolt holes 1 8 larger in diameter than the bolt size Print the results full scale on the laser printer at 150 dpi Compare your results with this standard gasket included in GASKCADD Draw a H 1 heat exchanger gasket using the dimensions listed below Print the results full scale on the laser printer at 150 dpi Inside diameter 35 Outside diameter 7 1 2 Rib width 1 4 Fillet radius 1 8 Rib spacing CL to CL 1 5 8 Draw a G 1 heat exchanger gasket using the dimensions listed below Print the results full scale on the laser printer at 150 dpi Inside diameter 6 3 4 Outside diameter 7 1 4 Rib width 1 4 Fillet radius 1 8 Rib spacing CL to CL 1 5 8 Draw a rectangular gasket using the dimensions listed below Overall width 30 Overall height 18 Outside corners are square Rib width 1 1 2 Inside corner radius 3 8 Draw a uniform rectangular bolt pattern using the dimensions listed below Plot the results full scale on the pen plotter Hint Use D size paper Diameter of holes 5 8 Width of pattern 28 5 Height of pattern 16 5 No of horizontal holes 20 No of vertical holes 12 Draw a 1 2 wide vertical rib at the center of the gasket completed in steps 4a and 4b above Hint Use SM Snap to Midpoint command and L2 Double Line command to make this rib Remember to enter the correct double line offsets before beginning the DRAW operation
36. er of segments desired it is only necessary to plot one segment for a pattern RINGS WITH BOLT HOLES 4HOLES ZSEGMENTS INTEGER This discussion is for the case when you will be producing a segmented gasket with N identical segments i e the number of bolt holes divided by the number of gasket segments is an integer value Because the dovetail is offset from the construction line it will not be centered between bolt hoels if the construction line is centered between two bolt holes Adjust as required to center the dovetail then follow the steps outlined in 6B above RINGS WITH BOLT HOLES gt HOLES HSEGMENTS FRACTION This discussion is for the case when you will be producing a segmented gasket with two different segments N 1 identical segments plus an odd segment i e the number of bolt holes divided by the number of gasket segments is not an integer value Because the dovetail is offset from the construction line it will not be centered between bolt hoels if the construction line is centered between two bolt holes Adjust as required to center the dovetail then follow the steps outlined in below 6D1 Calculate the number of bolt holes in N 1 segments Bolt Holes Segments rounded up down to integer value YY With this method there will be N 1 segments with YY calculated number holes plus one segment with different number of holes Bolt Holes N 1 YY Enter RC Radial Copy at prompt line 6D
37. lar Gasket with Mouse or Key Enter STEP 2 Enter Overall Gasket Width STEP 3 Enter Overall Gasket Height STEP 4 Enter Outside Corner Radius STEP 5 Specify inside dimensions by Rib Width OR Hole Dimensions IF RIB WIDTH IS SELECTED THEN STEP6R Enter Vertical Rib Width STEP 7R Enter Horizontal Rib Width IF HOLE DIMENSIONS IS SELECTED THEN STEP 6H Enter Inside Hole Width STEP 7H Enter Inside Hole Height STEP 8 Enter Inside Corner Radius STEP 9 PROGRAM DRAWS INSIDE RECTANGLE amp FILLETS CORNERS STEP 10 PROGRAM DRAWS OUTSIDE RECTANGLE amp FILLETS CORNERS STEP 7R HORIZ RIB STEP 2 WIDTH Y Y I A A STEP 6 WIDTH LL N STEP 6R m e VERT RIB a a y STEP 1 CENTER o v STEP 8 INSIDE RADIUS STEP 4 OUTSIDE RADIUS GASKCADD Software Documentation Page 4 Basic Shapes RING R FILE RINGASK xxx FUNCTION Program to create simple ring gaskets NOTE PROGRAM VERIFIES STYLE CHOSEN RING Gasket Style R gt gt STEP 1 Select Center of Gasket with Mouse or Key Enter STEP 2 Enter Inside Diameter of Gasket STEP 3 Enter Outside Diameter of Gasket STEP 4 PROGRAM DRAWS CONCENTRIC CIRCLES TO FORM RING STEP 3 OD STEP 2 ID 4 STEP 1 gt y GASKCADD Software Documentation Page 5 Basic Shapes OVAL RING FILE NAME ELIPRING xxx FUNCTION Program to create oval elliptical ring gaskets NOTE
38. let radius value that differs from others in the group use this command to insert the fillet After inserting the revised fillet erase the other fillet with the General Cadd command OE Object Erase Menu Select FILLET command MENU EXECUTES FR Eillet Radius COMMAND Enter the radius value at the prompt Press the ENTER key to set the value If the value displayed in Step 3 is correct press the ENTER key MENU EXECUTES FI Flllet COMMAND Cursor select first object Cursor select second object PROGRAM DRAWS FILLET AT INTERSECTION OF SELECTED OBJECTS GASKCADD Software Documentation Page 15 Heat Exchanger C 1 FILE NAME C ONE xxx FUNCTION Program to create C 1 heat exchanger gaskets NOTE STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 Single Full Horizontal Rib PROGRAM VERIFIES STYLE CHOSEN HX Gasket Style C 1 1 Rib gt gt Select Center of Gasket with Mouse or Key Enter Enter Inside Diameter of Gasket Enter Outside Diameter of Gasket Enter Width of Gasket Rib Enter Fillet Radius Enter DIST from Gasket CL to CL of Horizontal Rib Above Below PROGRAM DRAWS INSIDE CIRCLE BREAK INTO ARCS THEN LOCATES AND DRAWS RIB amp FILLETS TO INSIDE RING OUTSIDE CIRCLE IS DRAWN CONCENTRICTO FORM RING amp COMPLETE SHAPE STEP 3 OD STEP 2 ID RIB WIDTH STEP 4 STEP 1 5 Vv Y STEP 6 DIST CL TO CL ABOVE BELOW GASKCADD
39. o text and dimension values based on calculated size STEP 5A PROGRAM PROMPTS TEXT SIZE NOW __ STEP 6A PROGRAM PROMPTS PRESS lt 5 gt TO CONTINUE IF USER SPECIFIED SIZE IS SELECTED THEN STEP 4U PROGRAM PROMPTS ENTER USER TEXT SIZE __ STEP 5U Program assigns sizes to text and dimension values based on user input size STEP 6U PROGRAM PROMPTS TEXT SIZE NOW __ STEP 7U PROGRAM PROMPTS PRESS lt ESC gt TO CONTINUE FILE FUNCTION COMMENT STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 FILE NAME FUNCTION COMMENT STEP 1 STEP 2 STEP 3 STEP 4 STEP 5 STEP 6 STEP 7 GASKCADD Software Documentation Page 40 Utility CUT LENGTH CUTLNGTH xxx Program to calculate the total cut length required for a gasket design This utility program provides a way to automatically calculate the total length of all the entities lines arcs circles and ellipses that comprise a complete gasket design This will be useful in cost estimating for gaskets cut with automated cutting equipment as well as gaskets cut by hand The maximum number of entities whose length can be totalled in a single operation is 4096 Complete gasket design using GASKCADD Select CUT LENGTH from GASKCADD gt UTILITY sub menu PROGRAM PROMPTS SE Selection built in General CADD Pro Selection Utility User would normally choose Drawing to select all the entities within the current gasket design If a cut length calculation not
40. of INSIDE Left Right Ends Enter Radius of INSIDE Top Bottom PROGRAM DRAWS INSIDE BEFORE PROMPTING FOR OTHER INPUTS Select Uniform Sealing Width OR Special Diamond Shape IF UNIFORM SEALING WIDTH IS SELECTED THEN STEP 8U Enter Sealing Surface Width STEP9U PROGRAM COMPLETES DRAWING OF UNIFORM DIAMOND RING IF SPECIAL DIAMOND SHAPE IS SELECTED THEN STEP 8S Enter Overall Width of Gasket OUTSIDE STEP 95 Enter Overall Height of Gasket OUTSIDE STEP 10S Enter OUTSIDE Left Right Radius STEP 11S Enter OUTSIDE Top Bottom Radius STEP 125 PROGRAM COMPLETES DRAWING OF SPECIAL DIAMOND RING D HEIGHT STEP 9S STEP 5 Y INSIDE RADIUS _ X CENTER INSIDE RADIUS A LEFT RIGHT 4 TT 7 STEP 105 X OUTSIDE RADIUS LEFT RIGHT 1 y STEP 8U d SEALING WIDTH STEP 2 WIDTH gt uis SE OUTSIDE RADIUS TOP BOTTOM GASKCADD Software Documentation Page 8 Basic Shapes PEAR FILE PEARR xxx FUNCTION Program to create pear ring gaskets NOTE PROGRAM VERIFIES STYLE CHOSEN lt lt Pear Shaped RING Gasket gt gt STEP 1 Select Center of Gasket with Mouse or Key Enter STEP 2 Enter Width of Gasket Opening INSIDE STEP 3 Enter Radius of INSIDE Left End STEP 4 Enter Radius of INSIDE Right End STEP 5 PROGRAM DRAWS INSIDE BEFORE PROMPTING FOR OTHER INPUTS STEP 6 Select Uniform Sealing Width OR Special Pear Shape IF UNIFORM SEALING WIDT
41. y the keyboard If you select a center for a gasket pattern and then have to select a center for its bolt pattern the use of 0 0 will ensure that they are coincident After a gasket layout is complete you may wish to verify that all keyboard entries are correct The General Cadd command OI be used to obtain Object Information When this command is entered the General Cadd selection command is started up allowing the user to select an object or group of objects based on their location type and or characteristics Select the object objects which you wish to verify a text screen will be displayed with the characteristics of the entities selected Use of TIP 3 above will make the object information easier to read as points will all be referenced to a 0 0 reference The default GASKCADDQO dimensions are inches displayed as a 3 place decimal If you wish to design layout a gasket in other units for example follow these steps Enter the General CADD Pro command UN UNit Display to obtain alist of options Press for inches F for feet inches T for feet for millimeters C for centimeters or S for meters format of the numbers fractions or decimals is controlled by the NF Numeric Display Format command If you select a metric unit however the value is always displayed in decimal format We do not recommend mixing English and metric units in a drawing as rounding errors can occur Large gaskets are often made of
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