常用管件材料（国标和美标）对比表

　常用管件材料（国标和美标）对比表ComparisonListofPipeFittings（NationalandASTMStandards）国标材料InternationalMaterialASTM标准材料ASTMStandardMaterials旧商标OldBrand新商标NewBrand标准Standard标准&商标Standard&Brand20GB/T8163、GB9948A106Gr.BGB3087、GB647920GGB5310A106Gr.B20gQ245R（GB713）GB713ASTMA515Gr.60、Gr.6520RGB665416MngQ345R（GB713）GB713ASTMA515Gr.7016MnRGB665412CrMoGB9948、GB6479ASTMA335P212CrMoGGB531015CrMoGB9948、GB6479ASTMA335P1215CrMoGGB531015CrMog15CrMoR（GB713）GB713ASTMA387Gr.1215CrMoRGB665412Cr2MoGB6479ASTMA335P2212Cr2MoGGB53101Cr5MoGB9948ASTMA335P51Cr5MoGB647912Cr1MoVGGB5310/0Cr18Ni906Cr19Ni10GB/T14976ASTMA312TP304ASTMA240Gr.304GB/T4237、GB/T328000Cr19Ni10022Cr19Ni10GB/T14976ASTMA312TP304LASTMA240Gr.304LGB/T4237、GB/T32800Cr17Ni12Mo206Cr17Ni12Mo2GB/T14976ASTMA312TP316ASTMA240Gr.316GB/T4237、GB/T328000Cr17Ni14Mo2022Cr17Ni12Mo2GB/T14976ASTMA312TP316LASTMA240Gr.316LGB/T4237、GB/T32800Cr18Ni10Ti06Cr18Ni10TiGB/T14976ASTMA312TP321ASTMA240Gr.321GB/T4237、GB/T32800Cr18Ni11Nb06Cr18Ni11NbGB/T14976ASTMA312TP347ASTMA240Gr.347GB/T4237、GB/T3280