附件5：
中国美国GB/T700ASTMUNSQ235AA570Gr.33 K02502 Q235B碳素结构钢Q235CQ235DQ255A中美金属材料对照表
Q255BQ275A570Gr.50——Q235B K02502A570Gr.40K02502优质碳素结构钢中国美国GB/T699AISIUNSGB/T699AISIUNS08FM1008—551055G10550081008G10080601060G1060010FM1010—651065G10650101010G1010015Mn1016G10160151015G1015020Mn1022G10220201020G1020025Mn1026G10260251025G1025030Mn1033G10330301030G1030035Mn1037G10370351035G1035040Mn1039G10390401040G1040045Mn1046G10460451045G1045050Mn1053G10530中国美国合金钢结构中国美国GB/T3077AISIUNSGB/T3077AISIUNSGB/T3077AISIUNS20Mn21320—40Cr5140G5140020CrMn5120G5120030Mn230G1330045Cr5145G5145035Mn21335G1335050Cr5150G5150040Mn21340G1340045Mn21345G1345020CrMo4118G4118050CrNi40B45B14B35 14B50—35CrMo 35CrMoV4135G4135012CrNi23415—12CrNi33310G33100MnB15Cr5115G5115042CrMo4140G4140030CrNi33435—20Cr5120G5120020CrV6120—12cr2Ni430Cr5130G5130050CrVA6150G6150020Cr2Ni4 18C3316—中国美国12CrMo 12CrMoV4119—20CrNi40CrNi3140G31400中国美国20CrMnMo40CrMnMo4119—4142G414202515—中国美国GB/T3077AISIUNS20CrNiMo40CrNiMo 45CrNiMoVA8620G862004340G43400弹 簧 钢中国美国GB/T1222AISIUNS651065G10650701070G10700851086G1086065Mn1066—55Si2Mn55CrMnA9255G9255060CrMnA5160G5160050CrVA6150G6150060CrMnBA51B60G516015155G51550铬 轴 承 钢中国美国YB(T)AISIUNSGCr6E50100G50986GCr9E51100G51986GCr15E52100G52986501050G1050060Mn1062—35Cr5135G5135015CrMn5115G511504 18Cr2Ni4WA3316—
