日本神钢MIG焊丝类别品名AWS型号熔敷金属化学成分(%)熔敷金属力学性能保护气体简明与用途CMnSiCrNi其它σ0.2(MPa)δb(MPa)δ(%)IV(J)MIG焊丝MG-1CMER80S-G0.071.060.561.32-Mo:0.57510630<pclass="MsoNormal"align="left"style="margin:0cm0cm0pt;text-align:left;mso-pagination:widow-o)