常用焊接材料选用表

..1材钢(钢管)低合35公金斤级结料钢号A3，A3FA3R20g (锻件) (J422)J427 (J422)J427 (J422)J427 (J422)J427 (J502)J507J507 (J502)J507埋弧焊焊丝AAH10Mn2(低档)H10MnSi(高档)H10Mn2(低档)H10MnSi(高档)H10MnSi(低档)焊剂注(1)注(1)注(注(1)注(注(1)δ≥38时H08H08Mn2SiA注(2)(3)HJ431100~150℃HJ431δ≥32时H08Mn2SiA注(2)(3).HH08MnMoA(高档)100~150℃18MnMoNbRJ707H08MnMoA(高档)HJ250G≥170℃注(4)12CrMo热207H13CrMoAHJ250G≥150℃H13CrMoA钢斤级公 (续表1)焊丝MoAHCrNiTiHCrNi12Mo2HCr9Ni12Mo2焊剂GHJ260MoAHCrNiTiHCrNiMo2HCrNi2Mo2材料类别钢号iMoTiNiMo.材料钢号RSt37-2RSt360-2SM41CSt45.5st35.8(钢管)焊丝焊剂预热温度氩弧焊焊丝备注 (续表1)钢号，，AST-41St52-3FG9CBHW-352.25Cr-1Mo焊丝焊剂g选择焊材及预热温度西德钢号同上西德钢号nJ507HJ431≥150℃H08Mn2SiA西德钢号nSiJ507H08MnMoAHJ431≥150℃西德钢号MnVR日本钢号日本钢号按18MnMoNbR选择焊材及预热温度西德钢号按15CrMo选择焊材及预热温度西德钢号注5美国钢号日本钢号7HCrMo910HJ250G≥200℃注6美国钢号HCrMo910HJ250G≥200℃西德钢号rMoCrMoMnA (钢管)oGG (续表1)焊剂MoNiTio氩弧焊焊丝备注材料类别钢号 (钢管).e)焊接操作环境温度低于0℃时，除上述情况外，均可选用J502焊条施焊(包括δ≥20mm的自动焊手工打底焊缝)。MnMoNbRG代用。.SSUSmm. (表2)nCrNiMoTi+A3CrNiMoTi+16MnCrNiMo2Ti+A3CrNiMo2Ti+16MnCr18Ni11Ti+15CrMoRH8A/H08MnAHMn/H10MnSiHA/H08MnAHMn2/H10MnSiHA/H08MnAHMn2/H10MnSiHA/H08MnAHMn2/H10MnSiMoAJ422/J427J502/J507J422/J427J502/J507J422/J427J502/J507J422/J427J502/J507.A3+16MnA3+18MnMoNbR20MnMo+18MnMoNbRA3+15CrMoA3+2.25Cr-1MoA3+Cr5Mo.25Cr-1Mo+Cr5MoJ422/J427J427J507J507J427J427J427J507HA/H08MnAHA/H08MnAHMn2/H10MnSiHMn2/H10MnSiHAH08MnAHA/H08MnAHAH08MnAHMn2