熔敷金属化学成分(%)[按AWS]CSiMnPSNiCrMo例值0.060.611.280.0010.0050.57-0.25保证值<=0.090.40~0.750.80~1.40<=0.020<=0.0200.45~0.85-0.20~0.35--熔敷金属力学性能[按AWS]Q0.2QbQAkv热处理(Mpa)(Mpa)(%)(J)(℃xh)例值57066025-18℃:170焊态保证值>=530>=620>=17-18℃:110焊态推荐焊接参数直径3.2mm4.0mm5.0mmF90~130A130~180A180~240AVU,OH80~120A100~170A极性认可例值交流AB保证值交流，直接反接5YQ500（H10）包装直径长度（mm）(mm)2.6-3.23504.04005.0400)