Hydrogen controlled iron powder Electrode for welding Creep-Resistant 2Cr-1Mo steels.
CLASSIFICATION : AWS/SFA-5.5: E 9018 B3
IS-1395: E63 BB 326Fe
CHARACTERISTICS : A medium heavy coated, hydrogen controlled, iron powder type, all position radiographic quality electrode to weld 2.25% Cr-1.00% Mo steel, having increased working efficiency. Electrode has properties of creep resistance up to 575°C.
APPLICATION :
1) Suitable to weld high tensile.
2) Low alloy steels with 2.25% Cr and 1% Mo used in oil refinery/ power plants, steam boilers.
3) Equipments subjected at high temperatures in synthetic chemical units.
4) Repairs of cast steel components.
5) Parts of automobiles / earthmoving machineries.
6) Includes marine applications.
RE-DRY CONDITION : Re-Dry the electrode at 250°C for 1 hrs before use.
| C | Mn | Si | Cr | Mo | S&P |
| 0.05-0.12 | 0.90 Max | 0.60 max | 2.00-2.50 | 0.90-1.20 | 0.030 Max. |
| YS (N/mm²) |
UTS (N/mm²) |
EL % (l=4d) |
| 530-630 | 620-700 | 20-25 |
| Size(mm) (Dia) | Size(inch) (Dia) | Current Condition (DC+)Amps | No. of Pcs./pkt. | No. of Pcs./Case |
| 2.50/ 2.40 X 350 | 3/ 32” X 14” | 60-80 | 170 | 640 |
| 3.15/ 3.20 X 450 | 1/ 8” X 18 | 100-140 | 110 | 440 |
| 4.00 X 450 | 5/ 32” X 18” | 140-180 | 72 | 288 |
| 5.00 X 450 | 3/ 16” X 18” | 190-240 | 50 | 200 |
