These electrodes are used primarily for welding of type 904 L material for the handling of sulphuric acid and many chloride contain media. It is also used for HV – 9 A and HV-9 stainless steel and similar alloy for high temperature services in the jet aircraft industry
Vaccum Pack
1G 2F 3G 4G
1) Dry the electrodes at 350° C for 60 min. before use.
2) Keep the current as low as possible.
3) Remove rust, water, oil, paint etc. from groove.
| C% | Mn% | Si% | S% | P% | Cr% | Ni% | Mo% | Cu% |
|---|---|---|---|---|---|---|---|---|
| 0.03 Max | 1.0 – 2.5 | 0.90 Max | 0.020 Max | 0.030 Max | 19.5 – 21.5 | 24.0 – 26.0 | 4.20 –5.20 | 1.2 – 2.0 |
| U.T.S.(N/mm²) | ELONGATION ( L = 4d ) % |
|---|---|
| 550 | 30 |
| SIZE ( mm ) | KG PER PACKET | KG PER CARTON | LBS PER PACKET | LBS PER CARTON | In Amps | Current (Amps) |
|---|---|---|---|---|---|---|
| 2.50 X 350 | 2 | 10 | 4.40 | 22.05 | 50 – 70 | AC/DC (+) |
| 3.20 x 350 | 2 | 10 | 4.40 | 22.05 | 80 – 100 | |
| 4.00 x 350 | 2 | 10 | 4.40 | 22.05 | 100 – 140 | |
| 5.00 x 350 | 2 | 10 | 4.40 | 22.05 | 140 – 180 |