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1-3. Proposition 65 Warnings
Welding or cutting equipment produces fumes or gases which contain chemicals known
to the State of California to cause birth defects and, in some cases, cancer. (California
Health & Safety Code Section 25249.5 et seq.)
This product contains chemicals, including lead, known to the state of California to cause
cancer, birth defects, or other reproductive harm. Wash hands after use.
1-4. Lens Shade Selection Table
Process
Shielded Metal Arc
Welding (SMAW)
Gas Metal
Arc Welding
(GMAW)
Flux Cored
Arc Welding
(FCAW)
Gas Tungsten Arc
Welding (TIG)
Air Carbon
Arc Cutting (CAC-A)
Plasma Arc
Cutting (PAC)
Plasma Arc Welding
(PAW)
Reference: ANSI Z49.1:2005
* Start with a shade that is too dark to see the weld zone. Then, go to a lighter shade which gives a
sufficient view of the weld zone without going below the minimum.
1-5. Principal Safety Standards
Safety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1, is available as a free down-
load from the American Welding Society at http://www.aws.org or purchased from Global Engineering
Documents (phone: 1-877-413-5184, website: www.global.ihs.com).
Safe Practice For Occupational And Educational Eye And Face Protection, ANSI Standard Z87.1,
from American National Standards Institute, 25 West 43rd Street, New York, NY 10036 (phone:
212-642-4900, website: www.ansi.org).
Electrode Size
in. (mm)
Less than 3/32 (2.4)
3/32−5/32 (2.4−4.0)
5/32−1/4 (4.0−6.4)
More than 1/4 (6.4)
Light
Heavy
Arc Current
Minimum
in
Protective
Amperes
Shade No.
Less than 60
60−160
160−250
250−550
Less than 60
60−160
160−250
250−500
Less than 50
50−150
150−500
Less than 500
500−1000
Less than 20
20−40
40−60
60−80
80−300
300−400
400−800
Less than 20
20−100
100−400
400−800
Suggested
Shade No.
(Comfort)*
7
−−
8
10
10
12
11
14
7
−−
10
11
10
12
10
14
8
10
8
12
10
14
10
12
11
14
4
4
5
5
6
6
8
8
8
9
9
12
10
14
6
6−8
8
10
10
12
11
14
OM-272 158 Page 3
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