Carbon steel welding wire

Co2 gas shielded welding wire has the excellent mechanical performance.
AWS
Chemical Composition(%)
Main Applications
C
Mn
Si
S
P
Cr
Ni
Cu
ER70S-3
0.06-0.15
0.9-1.4
0.45-0.75
≤0.035
≤0.025
-
-
≤0.50
Used for welding 450 and 500MPa structural steel with single and mutipass welding.
ER70S-6
≤0.15
1.40-1.85
0.80-1.15
≤0.035
≤0.025
-
-
≤0.50
Used for welding 500MPa low alloy steel single and mutipass welding;also for high speed thin plates ,pipe line steel welding