焊接中母材类别及抗拉强度对照

表1母材金属的分类和代号类别代号母材类别母材钢号示例Ⅰ标准规定屈服强度下限≤300MPa的碳钢Q235,20g,20HD,20HR,ZG230Ⅱ（1）标准规定屈服强度下限300MPa的碳钢、碳锰钢、弥散强化钢（2）锰—钼钢（3）铬—钼钢（0.5%Cr,0.5%Mo）（4）镍含量≤2%的钢16MnR,16MnHR,20MnHR(A52)20MnMo12CrMo,14Cr1Mo15MnNi,20CrNiMoⅢ轧制状态或调质型弥散强化钢SA508-3,20MnNiMo(18MND5)18MnMoNb,13MnNiMo54Ⅳ13%Cr和马氏体或铁素体不锈钢0Cr13,1Cr13,2Cr13Ⅴ2.25%Ni——3.5%Ni镍钢Ⅵ奥氏体不锈钢1Cr18Ni9Ti,0Cr18Ni9,0Cr18Ni11Nb,0Cr18Ni10Ti,0Cr19Ni9N,00Cr19Ni10,0Cr17Ni12Mo2,0Cr19Ni13Mo3,00Cr17Ni13Mo2N,00Cr18Ni10N,Cr25Ni20Ⅶ镍基合金Inconel600,Inconel690,Incoloy800Ⅷ铜及铜合金Ⅸ特种金属钛、铬、锆、钴、高铬铁素体钢（17～26%Cr）等TA1,TA2,Zr4表2母材类别表及最小抗拉强度对照表序号母材类别钢号材料类型母材最小抗拉强度1IA216GRWCC碳钢4852IA216GRWCB碳钢4853IA234GRWPB碳钢4154IS235JRG2碳钢3605IQ235B碳钢3706ITU42C碳钢4107IAE250B1碳钢4108IA105碳钢4859ITU48C碳钢47010IP295GH碳钢46011IP280GH碳钢47012IA48碳钢47013IA48AP碳钢47014I16MnHD碳钢47015I20R碳钢40016I20碳钢41017IA106GRB碳钢41518ITUE250B碳钢41019IA42碳钢41020IA42AP碳钢41021I20HD碳钢41022IQ245R碳钢40023IZG275-285H碳钢48524I20M5M碳钢47025IP235GH碳钢36026I16Mn碳钢47027I20HR碳钢41028I20HR-B碳钢41029IP265GH碳钢41030II20MnHR碳钢51031II16MnHR碳钢47032VIZ2CN1810不锈钢不含钼33VI304L不锈钢不含钼34VI316L不锈钢含钼35VI06Cr19Ni10（0Cr18Ni9）不锈钢不含钼36VI022Cr19Ni10（00Cr18Ni9）不锈钢不含钼37VIZ2CND1712不锈钢含钼38VIZ2CND1812N不锈钢含钼