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OK 83.53
SMAW
Welding current, A
DC+, AC OCV 65 V
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| Classifications | Approvals | Typical all weld metal composition | Typical properties all weld metal | | | | C | 0,5 | | Si | 0,8 | | Mn | 1,3 | | Cr | 7,4 | | Mo | 1,3 | | Nb | 0,6 |
| Redrying temperature, °C
300
Redrying time, hours
2
Weld metal hardness, a w
58 HRC
Tempering resistance
Temp°C/1h.HRC
200.54
300.51
400.51
500.53
550.52
600.49
650.42
700.37
750.32
Machinability
Grinding only
Metal-to-metal wear resistance
Excellent
Abrasion resistance
Excellent
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| Diameter, mm | 3,2 | 4,0 | | Length, mm | 450 | 450 | | Arc voltage, V | 21 | 21 | | Welding current, A | 90-140 | 115-170 | | N. Kg weld metal/kg electrodes | 0,66 | 0,65 | | B. No. of electrodes/kg weld metal | 35,7 | 23,8 | | H. Kg weld metal/hour arc time | 1,2 | 1,5 | | T. Burn-off time, secs/electrode | 83 | 99 |
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