OK 22.48P SMAW
Type Cellulosic E 50 2 1NiMo C 21
Description
Cellulosic-coated electrode designed for the site
welding of pipe and pipelines.
Recovery
90%
Welding current
DC+
123456
Classifications
EN 499 E 50 2 1NiMo C 21
SFA/AWS A5.5 E9010-G
Typical all weld metal composition, %
C Si Mn Ni Mo Cu
0.1 0.2 1.0 0.8 0.5 <0.3
Typical mech. properties all weld metal
Yield stress, MPa 560
Tensile strength, MPa 700
Elongation, % 22
Charpy V
Test temps, °C Impact values, J
-20 60
Approvals
Welding parameters
Diameter,
mm
Length,
mm
Welding
current, A
Arc voltage,
V
N.
Kg weld
metal/kg
electrodes
B.
No. of electrodes/
kg
weld metal
H.
Kg weld
metal/hour
arc time
T.
Burn-off
time, s/
electrode
3.2 350 65-120 32 0.67 56 0.82 79
4.0 350 90-180 34 0.63 39 1.17 78
5.0 350 150-240 32 0.67 24 1.67 90