高强度钢和低温钢用实芯焊丝类别品名AWS型号焊丝化学成分(%)熔敷金属力性能特征与用途CSiMnPSNiCrMoCuAlTi+Zrσ0.2(MPa)δb(MPa)δ(%)Akv(J)实芯焊丝MG-60ER80S-G0.040.851.950.0070.0100.320.230.010.2059067028-18℃:150用于对接焊和角焊，可进行全位置焊MGS-63BER90S-G0.090.691.360.0040.0070.050.450.280.2158066029-18℃:150用于焊接500-610Mp***高强度钢MGS-70ER100S-G0.080.471.410.0060.0082.020.170.390.2165072025-40℃:100用于焊接690Mp***高强度钢MG-80ER110S-G0.080.671.880.0080.0092.160.650.2368080022-18℃:85用于焊接780Mp***高强度钢MGS-88AER120S-G0.060.501.590.0050.0053.560.780.1877088022-80℃:78用于焊接低温使用的780Mp***高强度钢MGS-1NER70S-G0.040.431.300.0050.0061.760.2141052032-60℃:140用于焊接低温钢MGS-3NER70S-G0.030.261.180.0070.0034.140.2247057032-101℃:130用于焊接3.5%Ni钢)