Lincoln Electric MC-439 User Manual
For welding consumables and related products, Us-cw353, Outershield mc-439
Date:
11/1/06
MSDS No.:
US-CW353
Trade Name:
Outershield MC-439
Sizes: All
Supersedes:
7/1/99
M A T E R I A L S A F E T Y D A T A S H E E T
For Welding Consumables and Related Products
Conforms to Hazard Communication Standard 29CFR 1910.1200 Rev. October 1988
SECTION I - IDENTIFICATION
Product Type:
Cored Electrode
Manufacturer/
Supplier:
The Lincoln Electric Company
22801 St. Clair Avenue
Cleveland, OH 44117-1199
(216) 481-8100
Classification:
None
SECTION II - HAZARDOUS MATERIAL (1)
I M P O R T A N T !
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 V; see it for industrial hygiene information.
CAS Number shown is representative for the ingredients listed. All ingredients listed may not be present in all sizes.
(1) The term “hazardous” in “Hazardous Materials” should be interpreted as a term required and defined in the Hazards Communication
Standard and does not necessarily imply the existence of any hazard. All materials are listed on the TSCA inventory.
Ingredients:
CAS No.
Wt.%
TLV
mg/m
3
PEL
mg/m
3
Chromium and chromium alloys or compounds (as Cr)***
7440-47-3
20
0.5(b)
1.0(b)
Titanium and/or titanium alloys (as Ti)
12719-90-3
< 5
10*
10*
Manganese and/or manganese alloys and compounds (as Mn)***
7439-96-5
0.5
0.2
1.0(c)
Silicon and/or silicon alloys and compounds (as Si)
7440-21-3
0.5
10*
10*
Iron
7439-89-6
< 0.5
10*
10*
Aluminum and/or aluminum alloys (as Al)***
7429-90-5
< 0.5
10
15
Carbon steel tube
7439-89-6 80
10*
10*
Supplemental Information:
(*) Not listed. Nuisance value maximum
is 10 milligrams per cubic meter. PEL value for iron oxide is 10 mg/m
3
. TLV
value for iron oxide is 5 milligrams per cubic meter.
(***) Subject to the reporting requirements of Sections 311, 312, and 313 of the
Emergency Planning and Community Right-to-Know Act of 1986 and of
40CFR 370 and 372.
(b) The OSHA PEL for chromium (VI) is 5 micrograms
(0.005 milligrams) per cubic meter. The TLV for water
soluble chromium (VI) is 0.05 milligrams per cubic meter
and the TLV for insoluble chromium (VI) is 0.01
milligrams per cubic meter.
(c) Values are for manganese fume. STEL (Short Term
Exposure Limit) is 3.0 milligrams per cubic meter.
Values are those proposed by OSHA in 1989. Present
PEL is 5.0 milligrams per cubic meter (ceiling value).
SECTION III - HAZARD DATA
Non Flammable; Welding arc and sparks can ignite combustibles and flammable products. See Z49.1 referenced in Section VI. Product is inert, no
special handling or spill procedures required. Not regulated by DOT.
Rev 11/06b
(CONTINUED ON SIDE TWO)