Suitable for joining of crack resistant steel, Low alloy steel. It is used for welding of pipelines in oil reneries, high temp. synthetic chemical industries, Electric power plant, Steam pipes of boiler tubes super heaters etc.
1G 2F 3G 4G 5G
1) Redry electrode at 250 °C for 2 hours.
2) Keep the arc as short as possible.
| C% | Mn% | Si% | S% | P% | Cr% | Mo% |
|---|---|---|---|---|---|---|
| 0.050 Max | 0.90 Max | 1.0 Max | 0.030 Max | 0.030 Max | 1.0 – 1.50 | 0.40 – 0.65 |
| U.T.S.(N/mm²) | Y.S.(N/mm²) | ELONGATION ( L = 4d ) % |
|---|---|---|
| 520 Min | 390 Min | 19 Min |
| SIZE ( mm ) | PIECES PER PACKET | PIECES PER CARTON | Current (Amps) | In Amps |
|---|---|---|---|---|
| 2.50 X 350 | 5 | 20 | AC/DC (+) | 60 – 90 |
| 3.15 X 350 | 5 | 20 | 100-140 | |
| 4.00 X 350 | 5 | 20 | 140-180 | |
| 5.00 X 350 | 5 | 20 | 180-230 |