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OM-194 430 Page 18
3-2. Weld Parameters
Wire Type, Wire
Operator
Material Thickness
Shielding Gas,
And Flow Rate
Diameter
(inch)
Operator
Control Settings
3/8 in 5/16 in 1/4 in 3/16 in 10 ga 12 ga 14 ga 16 ga 18 ga 20 ga 22 ga 24 ga
Volts – – – 20.0 19.5 19.0 18.0 18.0 18.0 17.5 17.0 17.0
.023
Feed Speed% – – – 38 34 32 24 19 15 14 12 12
Volts – – 21.5 20.5 19.0 19.0 19.0 19.0 18.5 18.5 18.0 17.5
Mild Steel
ER70S-6
.030
Feed Speed% – – 45 36 27 26 19 15 13 11 10 9
ER70S-6
CO
2
20 cfh
Volts 22.5 22.0 20.5 20.0 20.0 19.5 19.0 19.0 18.5 18.5 – –
20 cfh
.035
Feed Speed% 40 33 30 27 21 21 16 12 10 8 – –
Volts 24.5 23.5 23.5 23.0 22.0 21.0 20.0 20.0 19.5 – – –
.045
Feed Speed% 27 25 22 19 18 17 15 11 10 – – –
Volts – – – 19.5 19.5 19.0 18.5 18.0 18.0 16.5 16.5 16.5
.023
Feed Speed% – – – 55 49 49 42 35 26 21 19 15
Volts – – 21.0 20.5 20.0 18.5 18.0 17.0 16.5 16.5 16.0 15.5
Mild Steel
ER70S-6
.030
Feed Speed% – – 58 43 41 33 28 22 21 15 13 10
ER70S-6
75% Ar
25% CO
2
Volts 21.5 21.5 20.5 20.0 19.5 19.0 18.5 17.5 17.5 16.5 – –
20 cfh
.035
Feed Speed% 55 50 44 38 36 28 27 23 16 12 – –
Volts 21.5 21.0 20.5 20.5 19.5 19.5 19.0 18.0 17.0 – – –
.045
Feed Speed% 33 30 28 26 24 21 19 12 10 – – –
Mild Steel
Volts 29.5 29.0 29.0 28.5 26.5 – – – – – – –
98% Ar, 2% O
2
20 cfh
.035
Feed Speed% 65 64 64 60 54 – – – – – – –
Volts – 24.0 23.5 23.5 22.5 22.5 22.5 22.0 20.5 – – –
Stainless Steel
308L
.030
Feed Speed% – 63 56 47 42 38 34 28 23 – – –
308L
HeArCO
2
20 cfh
Volts 26.0 25.0 24.0 24.0 22.5 21.5 21.5 21.5 20.0 19.5 – –
20 cfh
.035
Feed Speed% 67 60 53 45 39 32 26 20 14 12 – –
Stainless Steel
Volts 28.5 27.5 26.5 25.5 25.0 – – – – – – –
98% Ar 2% O
2
20 cfh
.035
Feed Speed% 64 60 56 50 48 – – – – – – –
Volts – – – – 16.0 15.0 14.0 13.0 12.5 12.5 12.5 –
.030
Feed Speed% – – – – 30 26 20 12 11 9 9 –
Flux Cored
Volts – – – – 16.0 14.5 13.5 13.0 12.5 12.5 12.5 –
E71T-GS
(No Gas)
.035
Feed Speed% – – – – 20 12 10 7 5 2 0 –
Volts – 19.0 18.5 18.0 16.5 15.5 14.5 14.0 13.5 – – –
.045
Feed Speed% – 22 20 16 12 10 9 7 0 – – –
.035 Feed Speed% – 58 50 41 36 33 33 – – – – –
Flux Cored
E71T-1
CO
2
Volts 26.0 25.5 25.5 25.0 24.5 24.0 – – – – – –
CO
2
20 cfh
.045
Feed Speed% 33 28 26 21 20 19 – – – – – –
Volts – 25.5 24.5 24.0 21.5 20.0 19.5 – – – – –
Flux Cored
E71T-1
.035
Feed Speed% – 73 65 46 36 33 30 – – – – –
E71T-1
75% Ar
25% CO
2
Volts 25.5 25.5 24.5 24.0 23.5 23.5 – – – – – –
20 cfh
.045
Feed Speed% 33 28 26 21 20 19 – – – – – –
Aluminum 5356
Volts 26.0 25.0 24.0 22.5 21.0 16.0 15.5 – – – – –
Aluminum 5356
Argon
3/64
Feed Speed% 70 64 58 50 36 34 31 – – – – –
S-185 221