| |
OK 84.52
SMAW
Welding current, A
AC, DC+ OCV 70 V
|
      |
| Classifications | Approvals | Typical all weld metal composition | Typical properties all weld metal | | | | Redrying temperature, °C
200
Redrying time, hours
2
Recovery
105-115
Weld metal hardness, a w
49-55 HRC
Hardening temperature, °C
950-1000
Hardening oil/air
Quenching medium
Soft annealing, °C
780-800
Tempering resistance
Temp°C/1h.HRC
100.52
200.50
300.50
400.52
500.55
600.47
700.35
Machinability
Grinding only
Abrasion resistance
Very good
High temp. wear resistance
Very good
Corrosion resistance
Very good
|
| Diameter, mm | 2,5 | 3,2 | 4,0 | 5,0 | | Length, mm | 350 | 450 | 450 | 450 | | Arc voltage, V | 22 | 24 | 25 | 31 | | Welding current, A | 70-110 | 100-160 | 140-220 | 220-310 | | N. Kg weld metal/kg electrodes | 0,55 | 0,58 | 0,58 | 0,60 | | B. No. of electrodes/kg weld metal | 80,0 | 35,0 | 23,0 | 14,5 | | H. Kg weld metal/hour arc time | 0,9 | 1,4 | 2,0 | 3,0 | | T. Burn-off time, secs/electrode | 48 | 70 | 80 | 80 |
|
|