ER70S-6 CO2 gas shielded welding wire is a kind of welding wire, also called mig welding wire which is matched with CO2 gas or Arc gas in welding. It has strong resistance to surface scales and oil stains on the base metal. It has low blowhole sensitivity.
Application: Used for welding all kinds of 500MPa structural steel parts and all kinds of 500MPa plates and pipes. It is widely used in marine containers, vehicles, ships and machines.
Chemical composition of welding wire(%):
Standard Value: C 0.06~0.15 Mn 1.4~1.85 Si 0.8~1.15 S≤ 0.035 P≤ 0.025 Cu≤ 0.50
General value: C=0.078 Mn=1.5 Si=0.9 S=0.014 P=0.015 Cu=0.12
Mechanical properties of the deposited metal(%):
Standard value: σ B ≥ 500MPa σ S ≥ 420MPa δ 5 ≥ 22 (%) AKV (J) -30º C ≥ 27
General value: σ B= 550MPa σ S= 460 MPa δ 5= 28(%) KV (J) -30º C= 108
Diameter: 0.8mm 1.0mm 1.2mm 1.6 mm
Current(A): 50-100 50--220 80--350 170--550
CO2 Flow Rate(L/min): 15 15~ 20 15~25 20~25
Packing: 15kg/spool in carton, 72cartons/pallet. 21.6MT -25.2MT per 1X20" FCL.