OK 68.53
SMAW


Welding current, A
DC+, AC OCV 60 V


ClassificationsApprovalsTypical all weld metal compositionTypical properties all weld metal
EN 1600
E 25 9 4 N L R 3 2
Werkstoff Nr.
(1.4410)
VdTV07377
C<0,04
Si0,6
Mn0,8
Cr25,2
Ni9,8
Mo4,0
N0,25
Redrying temperature, C
250
Redrying time, hours
2
Recovery
106
Yield stress, MPa
700
Tensile strength, MPa
850
Elongation, %
30
Elongation, %
30
Ferrite content
FN 35-50
Charpy V
Test temps, CImpact values, J
+2050
-4040

Diameter, mm2,53,24,0
Length, mm 300 350 350
Arc voltage, V 22 22 23
Welding current, A 55-85 70-110 110-150
N. Kg weld metal/kg electrodes 0,60 0,60 0,60
B. No. of electrodes/kg weld metal 94 47 32
H. Kg weld metal/hour arc time 0,9 1,2 1,7
T. Burn-off time, secs/electrode 43 62 67

 

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