瑞典伊萨Formerly OK Tubrod 14.28双相不锈钢药芯焊丝A rutile, flux-cored, tubular wire for the all-bal welding of ''super duplex'' stainless steels. The rutile-based bulation ensures that the arc b is smooth and stable, leaving a weld deposit of consistent appearance with easy slag removal. The weld bl comb affords the highest resistance to pitting and crevice corrosion, as well as stress corrosion. Shielding gas Ar+20% CO2.