Welding of high tensile steel such as USS – T – 1. Welding of Penstocks, Earth moving equipment’s. Heavy duty structural steel, fabrication for High Tensile Steel.
1G 2F 3G 4G
1) Dry the electrode at 250 – 300 °C for 60 Min- before use.
2) Keep the arc as short as possible.
| C% | Mn% | Si% | S% | P% | Cr% | Ni% | Mo% |
|---|---|---|---|---|---|---|---|
| 0.10 Max | 0.75 – 1.70 | 0.60 Max | 0.030 Max | 0.030 Max | 0.35 Max | 1.40 – 2.10 | 0.25 – 0.50 |
| U.T.S.(N/mm²) | Y.S.(N/mm²) | ELONGATION ( L = 4d ) % | IMPACT ( CVN ) AT – 50 o C ( J ) |
|---|---|---|---|
| 690 Min | 600 Min | 16 % Min | 27 Joules Min |
| SIZE ( mm ) | KG PER PACKET | KG PER CARTON | Current (Amps) | In Amps |
|---|---|---|---|---|
| 2.50 X 350 | 5 | 20 | AC/DC (+) | 80 – 100 |
| 3.15 X 350 | 5 | 20 | 100-140 | |
| 4.00 X 350 | 5 | 20 | 140-180 | |
| 5.00 X 350 | 5 | 20 | 180-230 |