It is used for welding of 5% Cr, 0.5% Mo steel for high temp application in oil refeneries. Power plants, Petrochemical plants. Fertilizer Industries.
1G 2F 3G 4G
K.N.P.C. ,IOCL
1) Preheat at 150 – 250 °C and postheat at 690 ± 14 °C.
2) Dry the electrode at 250 – 300 °C for 60 Min- before use.
| C% | Mn% | Si% | S% | P% | Cr% | Mo% |
|---|---|---|---|---|---|---|
| 0.05 – 0.09 | 0.50 – 0.90 | 0.25 – 0.50 | 0.030 Max | 0.030 Max | 4.0 – 6.0 | 0.45 – 0.65 |
| U.T.S.(N/mm²) | Y.S.(N/mm²) | ELONGATION ( L = 4d ) % |
|---|---|---|
| 550 Min | 460 Min | 19 % Min |
| SIZE ( mm ) | PIECES PER PACKET | PIECES PER CARTON | Current (Amps) | In Amps |
|---|---|---|---|---|
| 2.50 X 350 | 5 | 20 | 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 | 190-240 |