OK 86.28
SMAW


Welding current, A
AC, DC+ OCV 70 V


ClassificationsApprovalsTypical all weld metal compositionTypical properties all weld metal
SFA/AWS A5.13
EFeMn-A
DB20.039.05
SeprosUNA 409820
C0,8
Si<0,3
Mn14,0
Ni3,5
Redrying temperature, C
350
Redrying time, hours
2
Recovery
155-160
Yield stress, MPa
440
Tensile strength, MPa
690
Elongation, %
30
Weld metal hardness, a w
160-180 HB
Weld metal hardness, w h
42-46 HRC
Machinability
Grinding (overheating must be avoided)
Metal-to-metal wear resistance
Excellent
Charpy V
Test temps, CImpact values, J
+20100
-2080
-8045
-12025

Diameter, mm3,24,05,0
Length, mm 450 450 450
Arc voltage, V 30 30 31
Welding current, A 100-160 130-210 170-300
N. Kg weld metal/kg electrodes 0,54 0,54 0,56
B. No. of electrodes/kg weld metal 26,5 17,5 11,0
H. Kg weld metal/hour arc time 1,5 2,0 2,9
T. Burn-off time, secs/electrode 90 105 114

 

Vorige pagina