Lincoln Electric NR-212 User's Manual
Contents
1. 5 19 2008 MSDS No CAN CW42 Date LINCOLN Trade Name Innershield NR 212 Sizes ELECTRIC All Supersedes 5 19 05 MATERIAL SAFETY DATA SHEET For Welding Consumables and Related Products Conforms to Workplace Hazardous Materials Information System WHMIS Rev November 1988 Section I amp II Preparation and Product Information Product Type ux Core ectrode The Lincoln Electric Company of Canada LP Representative Classifications AWS are H16 179 Wicksteed Avenue Toronto Ontario M4G 2B9 CANADA Prepared by The Lincoln Electric Company Cleveland Ohio USA Phone 416 421 2600 216 481 8100 on the date shown above Section III Hazardous Ingredients 1 IMPORTANT This section covers the materials from which this product is manufactured The fumes and gases produced during welding with the normal use of this product are covered by Section VII see it for industrial hygiene information AS Number shown is representative for the ingredients listed All ingredients listed may not be present in all sizes 1 The term hazardous in Hazardous Ingredients should be interpreted as a term required and defined in the Hazardous Products Act and does not necessarily imply the existence of any hazard TLV LDso LCs mg m Ingredients CAS No2. Wt mg m Route Species Route Species Iron 7439 89 6 1 5 10 Not Available Not Available Barium compounds as Ba 513 77 9 1 5 RRR eens a ane Not Available Aluminum and or aluminum alloys as Al 7429 90 5 1 5 10 Not Available Not Available Manganese and or manganese alloys and compounds as Mn 7439 96 5 1 5 0 2 iad E e aes Strontium compounds as Sr 1633 05 2 1 5 10 Not Available Not Available Magnesium and or magnesium alloys and compounds as Mg 7439 95 4 1 5 10 aT Bi Not Available Fluorides as F 7789 75 5 1 5 2 5 eal Not Available i 50 mg kg LDL Nickel metal 7440 02 0 1 5 1 5 arave o tein aise Not Available ae 590 g kg LDLo Mineral silicates 1332 58 7 1 5 Sek oral rat reproductive Not Available Silicon and or silicon alloys and compounds as Si 7440 21 3 0 1 1 10 Not Available Not Available Zirconium alloys and compounds as Zr 12004 83 0 0 1 1 5 Not Available Not Available oats 4111 mg kg LDLo Lithium compounds as Li 554 13 2 0 1 1 10 oral human Not Available Carbon steel tube 7439 89 6 60 100 10 Not Available Not Available Notes LDLo LCLo Lowest published toxic concentration Not listed Nuisance value maximum is 10 milligrams per cubic meter TLV value for iron oxide is 5 milligrams per cubic meter There is no listed value for insoluble barium compounds As respirable dust The TLV for soluble barium compounds is 0 5 mg m Section IV Physical Data Physical data
3. such as odor vapor pressure density evaporation rate and freezing or boiling points are not listed as they are not applicable to this product and its use Section V Hazard Data Non Flammable Welding arc and sparks can ignite combustibles and flammable products See CSA W117 2 Section 9 7 as referenced in Section VIII Product is inert no special handling or spill procedures required Rev 9 07 CONTINUED ON SIDE TWO 4 Extreme Flammability 3 High Product Innershield NR 212 Date 5 19 2008 1 Slight 0 Insignificant See Text Section VI Health Hazard Data and Toxicological Properties Acute Lethality Values LC50 means the concentration of a substance in air that when administered by means of inhalation over a specified length of time in an animal assay is expected to cause the death of 50 of a defined animal population LD5 0 means the single dose of a substance that when administered by a defined route in an animal assay is expected to cause the death of 50 of a defined animal population Threshold Limit Value The ACGIH recommended general limit for Welding Fume NOS Not Otherwise Specified is 5 mg m The TLV TWA is the time weighted average concentration for a normal 8 hour workday and a 40 hour workweek to which nearly all workers may be repeatedly exposed day after day without adverse effect See Section VII for specific fume constituents which may modify th
4. be performed in damp locations or with wet clothing on metal structures or when in cramped positions such as sitting kneeling or lying or if there is a high risk of unavoidable or accidental contact with workpiece use the following equipment Semiautomatic DC Welder DC Manual Stick Welder or AC Welder with Reduced Voltage Control Section VII Reactivity Data Hazardous Decomposition Products Welding fumes and gases cannot be classified simply The composition and quantity of both are dependent upon the metal being welded the process procedure and electrodes used Other conditions which also influence the composition and quantity of the fumes and gases to which workers may be exposed include coatings on the metal being welded such as paint plating or galvanizing the number of welders and the volume of the worker area the quality and amount of ventilation the position of the welder s head with respect to the fume plume as well as the presence of contaminants in the atmosphere such as chlorinated hydrocarbon vapors from cleaning and degreasing activities When the electrode is consumed the fume and gas decomposition products generated are different in percent and form from the ingredients listed in Section III Decomposition products of normal operation include those originating from the volatilization reaction or oxidation of the materials shown in Section III plus those from the base metal and coating etc as noted above Rea
5. is TLV Threshold Limit Values are figures published by the American Conference of Government Industrial Hygienists Effects of Overexposure Electric arc welding may create one or more of the following health hazards Fumes and Gases can be dangerous to your health Common entry is by inhalation Other possible routes are skin contact and ingestion Short term acute overexposure to welding fumes may result in discomfort such as metal fume fever dizziness nausea or dryness or irritation of nose throat or eyes May aggravate pre existing respiratory problems e g asthma emphysema Long term chronic overexposure to welding fumes can lead to siderosis iron deposits in lung and may affect pulmonary function Manganese overexposure can affect the central nervous system resulting in impaired speech and movement Bronchitis and some lung fibrosis have been reported Repeated exposure to fluorides may cause excessive calcification of the bone and calcification of ligaments of the ribs pelvis and spinal column May cause skin rash Nickel and its compounds are on the ARC International Agency for Research on Cancer and NTP National Toxicology Program lists as posing a cancer risk to humans Nickel compounds are skin sensitizers with symptoms usually occurring after repeated exposure ranging from a slight itch to severe dermatitis Arc Rays can injure eyes and burn skin Skin cancer has been reported Electric Shock can kill If welding must
6. le Respiratory Protection Use respirable fume respirator or air supplied respirator when welding in confined space or general work area when local exhaust or ventilation does not keep exposure below TLV Eye Protection Wear helmet or use face shield with filter lens shade number 12 or darker Shield others by providing screens and flash goggles Protective Clothing Wear hand head and body protection which help to prevent injury from radiation sparks and electrical shock See W117 2 At a minimum this includes welder s gloves and a protective face shield and may include arm protectors aprons hats shoulder protection as well as dark substantial clothing Train the welder not to permit electrically live parts or electrodes to contact skin or clothing or gloves if they are wet Insulate from work and ground Disposal Information Discard any product residue disposable container or liner as ordinary waste in an environmentally acceptable manner according to Federal State and Local regulations unless otherwise noted No applicable ecological information available Deposit in a sealed container in an approved hazardous waste landfill Section IX Emergency and First Aid Procedures Call for medical aid Employ first aid techniques recommended by the Canadian Red Cross IF BREATHING IS DIFFICULT give oxygen IF NOT BREATHING employ CPR Cardiopulmonary Resuscitation techniques INCASE OF ELECTRICAL SHOCK turn off power and follow recom
7. mended treatment In all cases call a physician
8. sonably expected fume constituents of this product would include Primarily iron oxides secondarily complex oxides of aluminum barium calcium magnesium manganese nickel and strontium Maximum fume exposure guideline for this product is 5 0 milligrams per cubic meter Gaseous reaction products may include carbon monoxide and carbon dioxide Ozone and nitrogen oxides may be formed by the radiation from the arc Determine the composition and quantity of fumes and gases to which workers are exposed by taking an air sample from inside the welder s helmet if worn or in the worker s breathing zone Improve ventilation if exposures are not below limits See ANSI AWS F1 1 F1 2 F1 3 and F1 5 available from the American Welding Society 550 N W LeJeune Road Miami FL 33126 Section VIII Preventive Measures and Precautions for Safe Handling and Use Read and understand the manufacturer s instruction and the precautionary label on the product Request Lincoln Safety Publication E205 See Canadian Standards Association Standard CSA W117 2 Safety in Welding Cutting and Allied Processes published by the Canadian Standards Association 178 Rexdale Blvd Rexdale Ontario M9W1R3 for more details on many of the following Ventilation Use enough ventilation local exhaust at the arc or both to keep the fumes and gases from the worker s breathing zone and the general area Train the welder to keep his head out of the fumes Keep exposure as low as possib
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