Product ID:L-TEC TUNGSTEN ARC WELDING ELECTRODES
MSDS Date:08/01/1989
FSC:3439
NIIN:00-505-6013
MSDS Number: BMDRS

L-TEC WELDING AND CUTTING SYSTEMS

EBENEZER RD
FLORENCE, SC 29501-9510
US

Emergency Phone: 803-664-4237

Info Phone: 803-664-4237

Cage: 30367

L-TEC WELDING AND CUTTING SYSTEMS

F-6000 FLORENCE, SC 29501-9510 US

Telephone: 803-664-4237/803-669-4411

Cage: 30367

TUNGSTEN

CAS: 7440-33-7

RTECS: YO7175000

Fraction By Weight: 98-100%

OSHA PEL 5 MG/M3/ 10 STEL

ACGIH TLV: 5 MG/M3/10 STEL;9192

THORIUM DIOXIDE (SARA III)

CAS: 1314-20-1

RTECS: XO6950000

Fraction By Weight: 0-2%

ZIRCONIUM

CAS: 7440-67-7

RTECS: ZH7070000

Fraction By Weight: 0-1%

OSHA PEL 5 MG/M3/10 STEL

ACGIH TLV: 5 MG/M3/10 STEL;9192

RARE EARTH COMPOUNDS

Fraction By Weight: 0-2%

LD50 LC50 Mixture:ACGIH RECOMMENDED LIMIT 5 MG/M3
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ALTHOUGH THE INHALATION OF TUNGSTEN
HAS THE POTENTIAL FOR CAUSING TRANSIENT OR PERMANENT LUNG DAMAGE,
IT IS GENERALLY CONSIDERED TO EXHIBIT A LOW DEGREE OF TOXICITY.
CONSIDERABLE EXPERIENCE IN REFININ G AND USE OF THORIUM HAS NOT HAS
NOT REVEALED ANY ADVERSE EFFECTS FROM INDUSTRIAL EXPOSURE.
Effects of Overexposure:SHORT-TERM (ACUTE) OVEREXPOSURE TO WELDING
FUMES MAY RESULT IN DISCOMFORT SUCH AS DIZZINESS, NAUSEA, OR
DRYNESS OR IRRITATION OF THE NOSE, THROAT, OR EYES. LONG-TERM
(CHRONIC) OVEREXPOSURE TO WELDING FUMES CAN LEAD TO SIDEROSIS
(IRON IN LUNGS) AND AFFECT PULMONARY FUNCTION.
Medical Cond Aggravated by Exposure:ALLERGIC REACTION IS POSSIBLE IN
SENSITIVE INDIVIDUALS; HOWEVER, SUCH REACTION CANNOT BE PREDICTED
DUE TO VARIATION IN COMPOSITION AND QUANTITY OF THE DECOMPOSED
PRODUCTS.

First Aid:CALL FOR MEDICAL AID. EMPLOY FIRST AID TECHNIQUES RECOMMENDED
BY THE AMERICAN RED CROSS. IF BREATHING IS DIFFICULT, GIVE OXYGEN.
CALL A PHYSICIAN. IN CASE OF ELECTRICAL SHOCK DISCONNECT AND TURN
OFF P OWER. IF NOT BREATHING, BEGIN ARTIFICIAL RESPIRATION,
PREFERABLY MOUTH-TO-MOUTH. IF NO DETECTABLE PULSE, BEGIN EXTERNAL
HEART MASSAGE, IMMEDIATELY CALL A PHYSICIAN. FOR ARC BURN, CALL A
PHYSICIAN.

Flash Point:NON-FLAMMABLE
Extinguishing Media:AS APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:WEAR THE APPROPRIATE PROTECTIVE EQUIPMENT FOR
FIGHTING FIRES INVOLVING WELDING ELECTRODES.
Unusual Fire/Explosion Hazard:UNDER FIRE CONDITIONS, HAZARDOUS WELDING
FUMES AND GASES COULD BE GENERATED.

Handling and Storage Precautions:NONE SPECIFIED BY MANUFACTURER.
Other Precautions:NONE SPECIFIED BY MANUFACTURER.

Respiratory Protection:USE RESPIRABLE FUME RESPIRATOR OR AIR SUPPLIED
RESPIRATOR WHEN WELDING CONFINED SPACE OR WHERE LOCAL EXHAUST OR
VENTILATION DOES NOT KEEP EXPOSURE BELOW TLV.
Ventilation:USE ENOUGH VENTILATION AND/OR LOCAL EXHAUST AT THE FLAME TO
KEEP THE FUMES AND GASES BELOW TLV'S.
Protective Gloves:WEAR HAND PROTECTION TO PREVENT INJURY.
Eye Protection:WEAR HELMET OR USE FACE SHIELD
Other Protective Equipment:WEAR HAND, HEAD, AND BODY PROTECTION WHICH
HELP TO PREVENT INJURY FROM RADIATION AND SPARKS.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
NONE

HCC:N1
Boiling Pt:B.P. Text:10220F,5660
Melt/Freeze Pt:M.P/F.P Text:6170F,3410C
Spec Gravity:19.3
Solubility in Water:NOT SOLUBLE
Appearance and Odor:GREY METAL ROD, NO ODOR.

Stability Indicator/Materials to Avoid:YES
NONE SPECIFIED BY MANUFACTURER.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:WELDING FUMES AND GASES CANNOT BE
CLASSIFIED SIMPLY. THE COMPOSITION AND QUANTITY OF BOTH ARE
DEPENDENT UPON THE METAL.

Waste Disposal Methods:DISCARD ANY PRODUCT, RESIDUE, DISPOSABLE
CONTAINER OR LINER IN AN ENVIRONMENTALLY ACCEPTABLE MANNER, IN FULL
COMPLIANCE WITH FEDERAL, STATE, AND LOCAL REGULATIONS.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.