Suitable for welding 2.25% Cr, 1% Mo steels. Low alloy steel boilers and pipeline operation, Repair of high tensile steel castings. Pipelines for oil refenery, power plant at service temperature up to 600oC.
1G 2F 3G 4G
E.I.L., K.N.P.C ,IOCL,IBR, N.P.C.I.L.
1) Preheat at 150 – 250 °C and postheat at 690 ± 15 °C.
2) Dry the electrode at 250 – 300 °C for 60 Min- before use.
| C% | Mn% | Si% | S% | P% | Cr% | Mo% |
|---|---|---|---|---|---|---|
| 0.05- 0.12 | 0.90 Max | 0.80 Max | 0.030 Max | 0.030 Max | 2.0 – 2.50 | 0.90 – 1.20 |
| U.T.S.(N/mm²) | Y.S.(N/mm²) | ELONGATION ( L = 4d ) % | Hydrogen(Mercury method) in 100grm weld meta |
|---|---|---|---|
| 620 Min | 530 Min | 17 % Min | 5ml Max |
| SIZE ( mm ) | KG PER PACKET | KG PER CARTON | Current (Amps) | In Amps |
|---|---|---|---|---|
| 2.50 X 350 | 5 | 20 | AC/DC (+) | 60 – 90 |
| 3.15 X 350 | 5 | 20 | 100-130 | |
| 4.00 X 350 | 5 | 20 | 140-180 | |
| 5.00 X 350 | 5 | 20 | 190-230 |