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OK 62.53
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 | | | | C | 0,07 | | Si | 1,6 | | Mn | 0,7 | | Cr | 23,0 | | Ni | 10,5 | | Mo | <0,5 | | Cu | <0,2 | | N | 0,18 |
| Redrying temperature, °C
300
Redrying time, hours
2
Yield stress, MPa
550
Tensile strength, MPa
730
Elongation, %
35
Elongation, %
35
Ferrite content
FN 8-12
| Charpy V | | Test temps, °C | Impact values, J | | +20 | 60 |
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| Diameter, mm | 2,5 | 3,2 | 4,0 | | Length, mm | 300 | 350 | 350 | | Arc voltage, V | 26 | 25 | 26 | | Welding current, A | 50-90 | 70-110 | 110-150 | | N. Kg weld metal/kg electrodes | 0,55 | 0,55 | 0,56 | | B. No. of electrodes/kg weld metal | 104 | 54 | 35 | | H. Kg weld metal/hour arc time | 0,8 | 1,0 | 1,3 | | T. Burn-off time, secs/electrode | 44 | 66 | 77 |
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