With E7028 Electrode
No. of Passes | 1 | 1 | 1 | 1 | 2 | 2 | 3 | 4 |
Leg Size – L (in.) | 5/32 | 3/16 | 1/4 | 5/16 | 3/8 | 1/2 | 5/8 | 3/4 |
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Electrode/AWS Class |
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Diameter (in.) | 5/32 | 3/16 | 7/32 | 7/32 | 7/32 | 1/4 | 1/4 | 1/4 |
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Current (Amps) | 215 | 260 | 335 | 335 | 335 | 390 | 390 | 390 |
Polarity | AC | AC | AC | AC | AC | AC | AC | AC |
Arc Speed In./Min.(1) | 13 | 12 | 12.5 | 10 | 12 | 9.5 | 9.5 | 8.5 |
Ft. of Weld/Hr.(2) | 65 | 60 | 63 | 50 | 30 | 24 | 15 | 11 |
Lbs. of Elec./Ft. of | .112 | .157 | .236 | .320 | .483 | .819 | 1.28 | 1.82 |
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(1)First pass only. On later passes, adjust arc speed to obtain proper bead size.
(2)Total for all passes. 100% operating factor.
Note: E7028 can produce code quality welds. E7028 is recommended for making high speed low cost welds using
L
L