OK 67.52
SMAW


Welding current, A
DC+, AC OCV 70 V


ClassificationsApprovalsTypical all weld metal compositionTypical properties all weld metal
EN 1600
E 18 8 Mn B 8 3
SFA/AWS A5.4
(E307-25)
Werkstoff Nr.
1.4370
C<0,15
Si1,1
Mn6,0
Cr18,0
Ni9,0
Cu<0,2
Redrying temperature, C
350
Redrying time, hours
2
Recovery
185%
Yield stress, MPa
420
Tensile strength, MPa
630
Elongation, %
45
Elongation, %
45
Ferrite content
FN <3
Machinability
Fair
Charpy V
Test temps, CImpact values, J
+2070

Diameter, mm2,53,24,05,0
Length, mm 350 450 450 450
Arc voltage, V 25 34 40 48
Welding current, A 90-115 120-165 150-240 200-340
N. Kg weld metal/kg electrodes 0,64 0,68 0,68 0,65
B. No. of electrodes/kg weld metal 49,0 20,5 13,5 9,0
H. Kg weld metal/hour arc time 1,4 2,3 3,7 6,0
T. Burn-off time, secs/electrode 52 76 72 66

 

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