GMA Welding Parameters – Stainless Steel

MIG Welding GMA Welding Parameters – Stainless Steel
Base-material
thickness, in.		 Wire-feed speed,
in./min, 0.035-in.		 VOLTAGE, v Current, A
75-Ar-
25 CO2		 90 He-7.5
Ar-2.5CO2		 Ar 98-Ar-
2 O2
  0.048
0.060
0.075
0.10
3/16
1/4
5/16
3/8
7/16
1/2 and up		 120-150
180-205
230-275
300-325
350-375
400-425
450-475
use 0.045
use 1/16
—		 16
17
17.7
18
18.5
19
19.5
20.2
22
26		 19.7
20
20.5
20.7
20.7
21.2
21.5
—
—
—		 —
—
20
20.5
21.5
22.5
23.5
25
29		 —
—
—
—
23.5
24.5
25
26.5
31		 50-60
70-80
90-110
120-130
140-150
160-170
180-190
200-210
220-250
300