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OK 76.98
SMAW
Welding current, A
DC+
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| Classifications | Approvals | Typical all weld metal composition | Typical properties all weld metal | | SFA/AWS 5.5-96 | | E9015-B9 (nearest) | | EN 1599 | | ECrMo 91 B 42 H5 |
| | | C | 0,1 | | Si | 0,4 | | Mn | 0,7 | | Cr | 9,0 | | Ni | 0,7 | | Mo | 1,0 | | N | 0,05 | | V | 0,2 | | Nb | 0,06 |
| Recovery
115%
Yield stress, MPa
650
Tensile strength, MPa
760
Elongation, %
18
Elongation, %
18
| Charpy V | | Test temps, °C | Impact values, J | | +20 | 70 | | 0 | 50 |
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| Diameter, mm | 2,5 | 3,2 | 4,0 | | Length, mm | 350 | 350 | 450 | | Arc voltage, V | 21 | 22 | 23 | | Welding current, A | 70-100 | 90-135 | 130-200 | | N. Kg weld metal/kg electrodes | 0,66 | 0,6 | 0,64 | | B. No. of electrodes/kg weld metal | 71,4 | 45,5 | 22,6 | | H. Kg weld metal/hour arc time | 0,9 | 1,2 | 1,9 | | T. Burn-off time, secs/electrode | 56 | 68 | 85 |
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