... shielded welding wire ER70s-6 welding carbon steel,500MPa high strength steels,welding in cars,building,bridges copper coated co2 gas ... .025≤0.035--≤0.20Mechanical Propertiesor Deposited MetalYield strengthσ0.2(Mpa)Tensile strengthσb(Mpa)Elongationδ5(%)AKV impact(J)≥420 ...