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
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20
20.5
21.5
22.5
23.5
25
29		  
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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