韩国现代HYUNDAI焊材2009-12-3韩国“现代”(HYUNDAI)焊丝类别品名AWS型号熔敷金属化学成分(%)熔敷金属力学性能特性与用途CMnSiCrNi其他σ0.2(MPa)σb(MPa)δ(%)IV(J)实芯焊丝SM-70ER70s-60.091.10.41--43054030-29℃/70CO2气保焊丝,用于低碳钢及50kgf高强钢焊接SM-70GER70S-G0.091.070.52--45056030-29℃/140CO2气保焊丝,因焊丝中含特殊元素,故韧性比SM-70高SM-80GER80S-G0.081.350.5--Mo:0.2858066028-20℃/140CO2气保焊丝,用于60kgf级高强钢焊接SM-100MER100S-10.0571.320.330.11.7Mo:0.3662872628-18℃/127