... properties CO2 welding wire, low diffusible hydrogen content. CO2 welding wire E70T-5 ... welding wire products are of alkaline residue, with good mechanics property, low expansive hydrogen content, good crack proof, for ... building of machines, water, electric and petrochemical equipment, etc. Shielding GasCO2 or 80%Ar+20%CO2 CO2 welding wire E70T-5,Co2 flux cored welding wire ...