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OK 93.01
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 | | SFA/AWS A5.13 | | ECoCr-C | | DIN 8555 | | E 20-UM 55 CTZ |
| | | C | 2,2 | | Si | 1,2 | | Mn | 1,0 | | Cr | 30 | | W | 12,5 | | Co | 48 | | Fe | 3 |
| Redrying temperature, °C
300
Redrying time, hours
2
Recovery
175%
Tensile strength, MPa
620
Weld metal hardness, a w
~55 HRC
Hot hardness
600°C-800°C
~44 HRC-~34 HRC
Machinability
Grinding only
Abrasion resistance
Excellent
High temp. wear resistance
Excellent
Corrosion resistance
Excellent
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| Diameter, mm | 3,2 | 4,0 | 5,0 | | Length, mm | 350 | 350 | 350 | | Arc voltage, V | 30 | 30 | 28 | | Welding current, A | 90-130 | 120-170 | 150-200 | | N. Kg weld metal/kg electrodes | 0,60 | 0,60 | 0,55 | | B. No. of electrodes/kg weld metal | 30 | 20 | 14 | | H. Kg weld metal/hour arc time | 1,4 | 2,0 | 2,0 | | T. Burn-off time, secs/electrode | 88 | 95 | 124 |
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