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OK 67.43
SMAW
Welding current, A
AC, DC+ OCV 65 V
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| Classifications | Approvals | Typical all weld metal composition | Typical properties all weld metal | | EN 1600 | | E 18 8 Mn B 1 2 | | SFA/AWS A5.4 | | (E307-16) | | Werkstoff Nr. | | 1.4370 |
| | DB | 30.039.07 | |
| VdTÜV | 06797 | |
| Ü | 30.039 | |
| | C | 0,13 | | Si | 0,9 | | Mn | 6,0 | | Cr | 18,5 | | Ni | 8,5 | | Mo | 0,4 | | Cu | <0,5 |
| Redrying temperature, °C
350
Redrying time, hours
2
Recovery
95-100
Yield stress, MPa
440
Tensile strength, MPa
630
Elongation, %
35
Elongation, %
35
| Charpy V | | Test temps, °C | Impact values, J | | +20 | >47 | | -60 | >32 |
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| Diameter, mm | 2,5 | 3,2 | 4,0 | 5,0 | 6,0 | | Length, mm | 300 | 350 | 350 | 450 | 450 | | Arc voltage, V | 22 | 23 | 23 | 24 | 22 | | Welding current, A | 60-80 | 90-115 | 100-150 | 130-210 | 210-270 | | N. Kg weld metal/kg electrodes | 0,51 | 0,54 | 0,56 | 0,60 | 0,66 | | B. No. of electrodes/kg weld metal | 106 | 57 | 35 | 17 | 12 | | H. Kg weld metal/hour arc time | 0,8 | 1,3 | 1,7 | 2,8 | 3,3 | | T. Burn-off time, secs/electrode | 46 | 54 | 61 | 86 | 95 |
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