ER50-6气保焊丝/通用焊丝焊丝牌号Brand符合国标GB/T8110-95美国标准AWS焊丝的化学成份ChemicalcompositionofweldingwireCMnSiSPNiCrMoVCuCHS49-1ER49-1≤0.111.80~2.100.65~0.95≤0.030≤0.030≤0.30≤0.20≤0.50CHS50-4ER50-4ER70S-40.06~0.151.00~1.500.65~0.85≤0.025≤0.025≤0.15≤0.15≤0.50CHS50-6ER50-6ER70S-60.06~0.151.40~1.850.80~1.15≤0.025≤0.025≤0.15≤0.15≤0.15≤0.03≤0.50CHS55-B2ER55-B2ER80S-B20.07~0.120.40~0.700.40~0.70≤0.025≤0.025焊丝牌号Brand符合国标GB/T8110-95美国标准AWS焊丝的化学成份ChemicalcompositionofweldingwireCMnSiSPNiCrMoVCuCHS49-1ER49-1≤0.111.80~2.100.65~0.95≤0.030≤0.030≤0.30≤0.20≤0.50CHS50-4ER50-4ER70S-40.06~0.151.00~1.500.65~0.85≤0.025≤0.025≤0.15≤0.15≤0.50CHS50-6ER50-6ER70S-60.06~0.151.40~1.850.80~1.15≤0.025≤0.025≤0.15≤0.15≤0.15≤0.03≤0.50CHS55-B2ER55-B2ER80S-B20.07~0.120.40~0.700.40~0.70≤0.025≤0.025)