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OK 67.75
SMAW
Welding current, A
DC+
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| Classifications | Approvals | Typical all weld metal composition | Typical properties all weld metal | | EN 1600 | | E 23 12 L B 4 2 | | SFA/AWS A5.4 | | E309L-15 | | Werkstoff Nr. | | 1.4332 |
| | ABS | Stainless | |
| DNV | 309 | |
| LR | SS to C/Mn Steels | |
| Sepros | UNA 409820 | |
| UDT | EN 1600 | |
| VdTÜV | 00633 | |
| | C | <0,04 | | Si | 0,5 | | Mn | 2,2 | | Cr | 24,0 | | Ni | 13,0 | | Mo | <0,5 | | Cu | <0,3 |
| Redrying temperature, °C
200
Redrying time, hours
2
Recovery
120
Yield stress, MPa
470
Tensile strength, MPa
600
Elongation, %
35
Elongation, %
35
Ferrite content
FN 12-22
| Charpy V | | Test temps, °C | Impact values, J | | +20 | 75 | | -80 | 55 |
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| Diameter, mm | 2,5 | 3,2 | 4,0 | 5,0 | | Length, mm | 300 | 350 | 350 | 350 | | Arc voltage, V | 22 | 24 | 26 | 27 | | Welding current, A | 50-80 | 80-110 | 100-150 | 160-220 | | N. Kg weld metal/kg electrodes | 0,73 | 0,73 | 0,73 | 0,73 | | B. No. of electrodes/kg weld metal | 78,0 | 39,0 | 25,0 | 16,5 | | H. Kg weld metal/hour arc time | 1,1 | 1,5 | 2,3 | 3,4 | | T. Burn-off time, secs/electrode | 42 | 60 | 62 | 65 |
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