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 USES:
TYPE: STEEL - GMA (low-to-medium-
Primary: Used for most mild steels.
carbon) AWS/ASTM E-70, S-3, or S-6
Secondary: Buildup for wearfacing.
NSN: 9GD 3439-00-593-2241
PROCEDURES:
(.035 X 2 1/2 lb. spool)
During welding, wire stickout (tip to work distance)
9GD 3439-00-903-7832
should be approximately 5/16 in. Poor fit up will
(.045 x 25 lb. roll)
require lower amps and slower speed. At 17 volts or
less, Argon-C0 2 mixtures may offer better arc
POSITION: All
characteristics than C0 2. Use only welding grade
C0 2 gas at a flow of 15-20 cubic feet per hour.
POLARITY: DC Reverse
Mixed gas should be 75-percent argon to 25-percent
C0 2. Use wind shield and increase flow rate in
WELDING DATA - ALL POSITIONS
windy conditions. This wire can be used with the
GMA Spool-On Gun.
Travel
Material
volts
Speed
Amps
Thickness
(ipm)
CHARACTERISTICS:
(in.)
20-40
70
17
.037
deposited molten metal; only a shielding gas prevents
20-50
85
18
.050
the atmosphere from coming in contact with the arc
25-35
100
18
.062
stream. Any moisture, dirt, or oil on the base material,
15-25
150
20
.125
welding wire, or feed rolls will cause a defective weld.
10-20
150
20
.187
Tensile Strength: 78,000 psig
(NOTE: The above are typical values. Specific
welding applications may require changes.)
1-5
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