OK 86.30
SMAW


Welding current, A
DC+ -, AC OCV 60 V


ClassificationsApprovalsTypical all weld metal compositionTypical properties all weld metal
DIN 8555
E7-UM-200-KR
C0,3
Si0,5
Mn14,0
Cr18,0
Ni1,5
V<0,1
Redrying temperature, C
300
Redrying time, hours
2
Recovery
160
Yield stress, MPa
600
Tensile strength, MPa
800
Elongation, %
30
Weld metal hardness, a w
190-210 HB
Weld metal hardness, w h
40-44 HRC
Machinability
Grinding
Metal-to-metal wear resistance
Excellent

Diameter, mm3,24,0
Length, mm 450 450
Arc voltage, V 23 25
Welding current, A 105-155 120-200
N. Kg weld metal/kg electrodes 0,61 0,61
B. No. of electrodes/kg weld metal 23 15
H. Kg weld metal/hour arc time 1,6 2,4
T. Burn-off time, secs/electrode 97 99

 

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