产品牌号类别分类标准及标号基本化学成份典型值（%）热处理σ0.2σbδ5AKWAWSA…EN…CMnSiCrMoNiNbWVMPaMPa%℃JUnionICrMoGTAW5.28:ER80S-G12070:WCrMo1Si0.101.000.601.100.50----SR145056022+2090UnionICrMo*GMAW5.28:ER80S-G12070:GCrMo1Si0.091.050.601.100.50----SR145056022+2080ThyssenMVCrMoMCAW5.28:E80C-B2H412071:TCrMo1MM2H50.071.00.351.000.50----SR147056020+20100UnionICrMo910GTAW5.28:ER90S-G12070:WCrMo2Si0.071.000.602.551.00----SR147059020+2080UnionICrMo910*GMAW5.28:ER90S-G12070:GCrMo2Si0.090.900.552.551.00----SR146057020+2065UnionICr2WVGTAW5.28:ER90S-G12070:WZCrWV20.070.50.32.2---1.70.22AW850950-+2030UnionICr2WV*GMAW5.28:ER90S-G12070:GZCrWV20.070.50.32.2---1.70.22AW850950-+2030)