OK 63.20
SMAW
Type Rutile

OK 63.20 is an electrode designed for welding 304/316L steel types and also stabilized steels like 321/347. Diameters 1.6-2.5 mm can be used in all positions when welding root runs in butt weld and thin plates in general.
Welding current, A
DC+, AC OCV 50 V


ClassificationsApprovalsTypical all weld metal compositionTypical properties all weld metal
EN 1600
E 19 12 3 L R 1 1
SFA/AWS A5.4
E316L-16
Werkstoff Nr
1.4430
CSA W48
E316L-16
CWBCSA W48
SeprosUNA 409820
VdTV09716
CEEN 13479
C<0,03
Si<0,9
Mn0,9
Cr18,3
Ni12,0
Mo2,8
Cu<0,3
Redrying temperature, C
350
Redrying time, hours
2
Recovery
94-106
Yield stress, MPa
480
Tensile strength, MPa
590
Elongation, %
35
Elongation, %
35
Ferrite content
FN 3-10
Charpy V
Test temps, CImpact values, J
+2056
-6048

Diameter, mm1,61,62,02,02,53,2
Length, mm 300 265 300 265 300 350
Arc voltage, V 23 23 25 22 22 26
Welding current, A 15-40 15-40 18-60 18-60 25-80 55-110
N. Kg weld metal/kg electrodes 0,63 0,52 0,62 0,65 0,63 0,60
B. No. of electrodes/kg weld metal 227 249 152 167 96 52
H. Kg weld metal/hour arc time 0,3 0,3 0,5 0,6 0,8 1,2
T. Burn-off time, secs/electrode 53 48 49 44 54 65

 

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