... high efficiency, stable arc, little splash, good welding CO2 welding wire AWS ER70s-6 Welding wire have depositing speed and high efficiency, stable ... arc, little splash, good welding seam CO2 welding wire AWS A5.18 ER70s-6 factory AWS ER70s ... D200mmD270mm D300mm K300mm 1kg, 5kg, 15kg, 18kg, 20kgchemical compositionof welding wire(%)CMnSiPSCrNiCu0.06~0.151.40~1.850.80~1 ...