JOSEPH T RYERSON & SON INC -- NICKEL  -- 9510-00N036671
<pre>=====================  Product Identification  =====================

Product ID:NICKEL
MSDS Date:11/08/1985
FSC:9510
NIIN:00N036671
=== Responsible Party ===
Company Name:JOSEPH T RYERSON & SON INC
Address:2621 WEST 15TH PL
City:CHICAGO
State:IL
ZIP:60608
Country:US
Info Phone Num:312-762-2121
Emergency Phone Num:312-762-2121
CAGE:52660
=== Contractor Identification ===
Company Name:JOSEPH T RYERSON AND SONS INC.;SUB INLAND STEEL
Address:2558 W 16TH ST
Box:City:CHICAGO
State:IL
ZIP:60608
Country:US
Phone:312-762-2121
CAGE:52660
Company Name:JOSEPH T. RYERSON & SON, INC. SUB OF INLAND STEEL
Address:2621 W. 15TH PLACE
Box:City:CHICAGO
State:IL
ZIP:60608
Country:US
Phone:312-762-2121
CAGE:9Y791

=============  Composition/Information on Ingredients  =============

Ingred Name:SILICON
CAS:7440-21-3
RTECS #:VW0400000
OSHA PEL:15 MG/M3 TDUST
ACGIH TLV:10 MG/M3 TDUST; 9293

Ingred Name:TITANIUM. PEL:10 MG/M3 TDUST (AS OXIDE). TLV:10 MG/M3 TDUST
    (AS OXIDE)
CAS:7440-32-6
RTECS #:XR1700000
OSHA PEL:SEE INGREDIENT NAME
ACGIH TLV:SEE INGREDIENT NAME

Ingred Name:TUNGSTEN. PEL:5 MG/M3; 10 STEL (INSOL COMP). TLV:5 MG/M3;
    10 STEL (INSOL COMP)
CAS:7440-33-7
RTECS #:YO7175000
OSHA PEL:5 MG/M3; 10 STEL
ACGIH TLV:5 MG/M3; 10 STEL

Ingred Name:RESP PROT:RESPIRATORY PROTECTION & 1910-SUBPART Z, TOXIC &
    HAZARDOUS SUBSTANCES.
RTECS #:9999999ZZ

Ingred Name:ALUMINUM  (SARA III)
CAS:7429-90-5
RTECS #:BD0330000
OSHA PEL:15MG/M3 DUST; 5 FUME
ACGIH TLV:10MG/M3 DUST; 5 FUME

Ingred Name:BORON. PEL:10 MG/M3 TDUST (AS OXIDE)
CAS:7440-42-8
RTECS #:ED7350000
OSHA PEL:SEE INGREDIENT NAME
ACGIH TLV:10 MG/M3 (AS OXIDE)

Ingred Name:COBALT  (SARA III)
CAS:7440-48-4
RTECS #:GF8750000
OSHA PEL:0.1 MG/M3;AS CO
ACGIH TLV:0.05 MG/M3;DUST 9293

Ingred Name:CHROMIUM  (SARA III)
CAS:7440-47-3
RTECS #:GB4200000
OSHA PEL:1 MG/M3
ACGIH TLV:0.5 MG/M3
EPA Rpt Qty:1 LB
DOT Rpt Qty:1 LB

Ingred Name:COPPER  (SARA III)
CAS:7440-50-8
RTECS #:GL5325000
OSHA PEL:0.1MG/M3 FUME;1 DUST
ACGIH TLV:0.2MG/M3 FUME;1 DUST
EPA Rpt Qty:5000 LBS
DOT Rpt Qty:5000 LBS

Ingred Name:IRON
CAS:7439-89-6
RTECS #:NO4565500
OSHA PEL:10 MG/M3 (AS OXIDE)
ACGIH TLV:5 MG/M3 (AS OXIDE)

Ingred Name:MANGANESE  (SARA III)
CAS:7439-96-5
RTECS #:OO9275000
OSHA PEL:(C) 5 MG/M3 DUST
ACGIH TLV:5 MG/M3 DUST 9293

Ingred Name:MOLYBDENUM. PEL:10 MG/M3 (INSOL COMP); 5 (SOL COMP). TLV:10
    MG/M3 (INSOL COMP); 5 (SOL COMP)
CAS:7439-98-7
RTECS #:QA4680000
OSHA PEL:15 MG/M3 TDUST
ACGIH TLV:10 MG/M3; 9293

Ingred Name:NICKEL  (SARA III)
CAS:7440-02-0
RTECS #:QR5950000
OSHA PEL:1 MG/M3
ACGIH TLV:0.05 MG/M3

=====================  Hazards Identification  =====================

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:YES
Reports of Carcinogenicity:NTP:YES    IARC:YES	  OSHA:NO
Health Hazards Acute and Chronic:ACUTE: DUST/FUME MAY CAUSE IRRIT TO
    EYES/NOSE/THROAT; LEAVE A METALLIC TASTE IN MOUTH; RSLT IN METAL
    FUME FEVER; OR PRDCE FLU-LIKE SYMPS. CHRONIC: ALUMINUM:MAY INITIATE
    FIBROTIC CHANGES TO LUNG TISS.  COBALT:POLYCYTHEMIA, HYPERLASIA OF
    BONEMARROW & THYROID, PERICARDIAL EFFUSION & DAM TO ALPHA CELLS
    (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NICKEL:GROUP 2B,IARC MONOGRAPHS, VOL 49,
    P.257, 1990; ANTICIPATED TO BE CARCINOGEN,NTP SIXTH ANNUAL REPORT
    (OTHER PREC)
Effects of Overexposure:HLTH HAZ:OF PANCREAS. BORON/COPPER/TITANIUM:NO
    CHRONIC DEBILITATING SYMPS INDICATED. CHROMIUM:SKIN ULCERATION,
    IRRITATIVE DERM, ALLERGIC RXN, ULCERATION OF MUC MEMB, PERFORATION
    OF NASAL SEPTUM, BRONC H CARCINOMA, ADENOCARCINOMA, MUTGAGEN(?).
    IRON:SIDEROSIS. MANGANESE:BRONCH, PNEUMONITIS, LACK OR COORD. (SUPP
    DATA)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

=======================  First Aid Measures  =======================

First Aid:INHAL:REMOVE TO FRESH AIR. ADMINISTER OXYGEN & SEEK A MD'S
    ASSISTANCE. INGEST:CALL MD IMMEDIATELY . SKIN:FLUSH W/COPIOUS
    AMOUNTS OF WATER. CALL MD . EYES:IMMEDIATELY FLUSH W/POTABLE WATER 
    FOR A MINUMUM OF 15 MINS. SEEK ASSISTANCE FROM MD .

=====================  Fire Fighting Measures  =====================

Extinguishing Media:USE METHODS APPLICABLE TO SURROUNDING AREA.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
    PROTECTIVE EQUIPMENT .
Unusual Fire/Explosion Hazard:NONE.

==================  Accidental Release Measures  ==================

Spill Release Procedures:NOT APPLICABLE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:NOT APPLICABLE.
Other Precautions:NOT APPLICABLE. EXPLANATION OF CARCINOGENICITY: ON
    CARCINOGENS, SUMMARY 1991. COBALT: GROUP 2B, IARC MONOGRAPHS VOL
    52, P. 363, 1991 .

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:IF OPERATIONS ARE SUCH AT ATMOSPHERIC LEVELS OF
    CONTAMS EXCEED PRESCRIBED LIMITS, PROVIDE ADEQ NIOSH/MSHA APPRVD
    RESP PROT. CONSULT YOUR REGIONAL CODES/CODE OF FED REGS, TITLE 29,
    PART 1910.252, WELDI NG, CUTTING & BRAZING, 1910.134,(ING 13)
Ventilation:IF OPERATIONS ARE SUCH AT ATMOSPHERIC LEVELS OF
    CONTAMINANTS EXCEED PRESCRIBED LIMITS, PROVIDE LOCAL EXHST
    VENTILATION.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:NONE SPECIFIED BY MANUFACTURER.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
MP:>2300F, >1260C. EFTS OF OVEREXP:MOLYBDENUM:MORPHOLOGICAL CHANGES IN
    LIVER, KIDNEYS & SPLEEN, ANEMIA, DIARR, BONE DEFORMITY & GROWTH
    RETARDATION. NICKEL:INFLAMM OF RESP TRACT, PNEUMOCONIOSIS. SKIN S
    ENSITIZER. TUNGSTEN:OVEREXPOS TO TUNGSTEN DUST CAN RSLT IN HARD
    MENTAL DISEASE WHOSE SYMPS ARE COUGH DYSPNEA & WHEEZING.

==================  Physical/Chemical Properties  ==================

Melt/Freeze Pt:M.P/F.P Text:SUPP DATA
Spec Gravity:>7 (H*2O=1)
Solubility in Water:NEGLIGIBLE
Appearance and Odor:GRAYISH TO SILVERY ODORLESS
    SHEET/STRIP/PLATE/BAR/STRUCTURAL SHAPE/PIPE/TUBING.

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
NOT INCOMPATIBLE W/MATERIALS.
Stability Condition to Avoid:MAY LIBERATE METAL FUMES, METAL OXIDES OR
    OTHER OXIDES IF EXPOSED TO ELEVATED TEMPERATURES.
Hazardous Decomposition Products:NOT APPLICABLE.

====================  Disposal Considerations  ====================

Waste Disposal Methods:THIS MATERIAL MAY BE RECLAIMED FOR REUSE.
    DISPOSAL MUST BE IN ACCORDANCE W/FEDERAL, STATE & 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.