Spoolarc 53 is designed for single or multipass welding on carbon and low alloy steels. It provides higher strength deposits and good impact toughness.
Designed for single or multipass welding on carbon and low alloy steels. Provides higher strength deposits with moderate rust and mill scale tolerance. Produces good impact toughness. Applications include pressure vessel fabrication and offshore oil rig structures.

| C | 0.10 % |
|---|---|
| Mn | 1.6 % |
| Si | 0.6 % |
| P | 0.012 % |
| S | 0.009 % |
| Typical wire analysis | |
| C | 0.11 % |
| Mn | 1.50 % |
| Si | 0.36 % |
| P | 0.008 % |
| S | 0.010 % |
| Diameter | Amps | Deposition Rate | Average Deposition Efficiency |
|---|---|---|---|
| 1/16 in, 1.6 mm | 400 | 13.0 lbs./hr., 5.9 kg./hr. | 99 % |
| 500 | 17.0 lbs./hr., 7.71 kg./hr. | 99 % | |
| 5/64 in, 2.0 mm | 300 | 10.8 lbs./hr., 4.9 kg./hr. | 99 % |
| 400 | 14.5 lbs./hr., 6.58 kg./hr. | 99 % | |
| 500 | 18.2 lbs./hr., 8.26 kg./hr. | 99 % | |
| 3/32 in, 2.4 mm | 400 | 13.2 lbs./hr., 5.99 kg./hr. | 99 % |
| 500 | 17.0 lbs./hr., 7.71 kg./hr. | 99 % | |
| 600 | 22.0 lbs./hr., 9.98 kg./hr. | 99 % | |
| 1/8 in, 3.2 mm | 400 | 11.0 lbs./hr., 4.99 kg./hr. | 99 % |
| 500 | 14.5 lbs./hr., 6.58 kg./hr. | 99 % | |
| 600 | 18.0 lbs./hr., 8.16 kg./hr. | 99 % | |
| 700 | 21.2 lbs./hr., 9.62 kg./hr. | 99 % | |
| 5/32 in, 4.0 mm | 500 | 12.5 lbs./hr., 5.67 kg./hr. | 99 % |
| 600 | 16.0 lbs./hr., 7.26 kg./hr. | 99 % | |
| 700 | 19.5 lbs./hr., 8.85 kg./hr. | 99 % | |
| 800 | 23.0 lbs./hr., 10.43 kg./hr. | 99 % | |
| 900 | 26.0 lbs./hr., 11.79 kg./hr. | 99 % | |
| 3/16 in, 4.8 mm | 600 | 13.9 lbs./hr., 6.31 kg./hr. | 99 % |
| 700 | 17.5 lbs./hr., 7.94 kg./hr. | 99 % | |
| 800 | 21.0 lbs./hr., 9.53 kg./hr. | 99 % | |
| 900 | 25.0 lbs./hr., 11.34 kg./hr. | 99 % | |
| 1000 | 29.2 lbs./hr., 13.25 kg./hr. | 99 % | |
| 1100 | 34.0 lbs./hr., 15.42 kg./hr. | 99 % |