Current:
|
|
| SMAW |
DC
Reverse (electrode positive) Polarity |
| GMAW |
DC
Reverse (electrode positive) Polarity with 100% Argon or a 75-25%
Argon/Heliu mixture |
| GTAW |
DC
Straight (electrode positive) Polarity and ACHF using 100% Argon
or Helium |
|
|
Recommended
Welding Amperage:
| |
Electrode
Diameter |
Amperes* |
| SMAW
|
3/32" |
50-110 |
| (dcp) |
1/8" |
90-160 |
| (electrodes+) |
5/32" |
130-180 |
| |
3/15" |
150-225 |
|
| |
Wire
Diameter |
Voltage |
Amperes* |
| GMAW |
0.035" |
20-26 |
100-200 |
| (dcp) |
0.045" |
22-28 |
100-250 |
| (electrodes+) |
1/16" |
29-32 |
250-400 |
| |
3/32" |
32-34 |
350-500 |
|
| |
Wire
Diameter |
Electrode
Diameter |
Amperes* |
| GTAW |
1/16" |
1/16" |
90-130 |
| (dcsp) |
3/32" |
1/16", 3/32" |
120-160 |
| (electrodes+) |
1/8" |
3/32", 1/8" |
150-300 |
| |
3/16" |
1/8", 1/16", 3/32" |
175-350 |
|
*Use low range
for iron-base or nickel-base alloys; middle range for bronze alloys:
high range for copper |
