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鋼牌號及化學(xué)成分,,,,,,,,,,,,,,
一、結(jié)構(gòu)鋼牌號及化學(xué)成分,,,,,,,,,,,,,,
1、普通碳素結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分（%）,,,,,,,,,,,,
,,C,Si,Mn,P,S,,,,,,,,
GB700-1988,Q195,0.06～0.12,0.12～0.30,0.25～0.50,≤0.045,≤0.050,,,,,,,,
,Q215A,0.09～0.15,0.12～0.30,0.25～0.55,≤0.045,≤0.050,,,,,,,,
,Q315B,0.09～0.15,0.12～0.30,0.25～0.55,≤0.045,≤0.045,,,,,,,,
,Q235A,0.14～0.22,0.12～0.30,0.30～0.65,≤0.045,≤0.050,,,,,,,,
,Q335B,0.12～0.20,0.12～0.30,0.30～0.70,≤0.045,≤0.045,,,,,,,,
,Q235C,≤0.18,0.12～0.30,0.35～0.80,≤0.040,≤0.040,,,,,,,,
,Q235D,≤0.17,0.12～0.30,0.35～0.80,≤0.030,≤0.030,,,,,,,,
,Q255A,0.18～0.28,0.12～0.30,0.40～0.70,≤0.045,≤0.050,,,,,,,,
,Q255B,0.18～0.28,0.12～0.30,0.40～0.70,≤0.045,≤0.045,,,,,,,,
,Q275,0.28～0.38,0.15～0.35,0.5～0.80,≤0.045,≤0.050,,,,,,,,
2、優(yōu)質(zhì)碳素結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分（%）,,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,Cu,,,,,
GB/T699,08F,0.05～0.11,≤0.03,0.25～0.50,0.035,0.035,0.1,0.3,0.25,,,,,
GB/T699,10F,0.07～0.13,≤0.07,0.25～0.50,0.035,0.035,0.15,0.3,0.25,,,,,
GB/T699,15F,0.12～0.18,≤0.07,0.25～0.50,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,8,0.05～0.11,0.17～0.37,0.35～0.65,0.035,0.035,0.1,0.3,0.25,,,,,
GB/T699,10,0.07～0.13,0.17～0.37,0.35～0.65,0.035,0.035,0.15,0.3,0.25,,,,,
GB/T699,15,0.12～0.18,0.17～0.37,0.35～0.65,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,20,0.17～0.23,0.17～0.37,0.35～0.65,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,25,0.22～0.29,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,30,0.27～0.34,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,35,0.32～0.39,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,40,0.37～0.44,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,45,0.42～0.50,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,50,0.47～0.55,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,55,0.52～0.60,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,60,0.57～0.65,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,65,0.62～0.70,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,70,0.67～0.75,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,75,0.72～0.80,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,80,0.77～0.85,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,85,0.82～0.90,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,Mn15,0.12～0.18,0.17～0.37,0.70～1.00,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,Mn20,0.17～0.23,0.17～0.37,0.70～1.00,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,Mn25,0.22～0.29,0.17～0.37,0.70～1.00,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,Mn30,0.27～0.34,0.17～0.37,0.70～1.00,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,Mn35,0.32～0.39,0.17～0.37,0.70～1.00,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,Mn40,0.37～0.44,0.17～0.37,0.70～1.00,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,Mn45,0.42～0.50,0.17～0.37,0.70～1.00,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,Mn50,0.48～0.56,0.17～0.37,0.70～1.00,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,Mn60,0.57～0.65,0.17～0.37,0.70～1.00,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,Mn65,0.62～0.70,0.17～0.37,0.90～1.20,0.035,0.035,0.25,0.3,0.25,,,,,
GB/T699,Mn70,0.67～0.75,0.17～0.37,0.90～1.20,0.035,0.035,0.25,0.3,0.25,,,,,
3、低合金高度結(jié)構(gòu)鋼號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分（%）,,,,,,,,,,,,
,,C,Mn,Si,P,S,Cr,Ni,V,Nb,Ti,AL,,
,,≤,,≤,,,,,,,,≥,,
GB/T1591,Q295A,0.16,0.80～1.50,0.55,0.045,0.045,,,0.02～0.15,0.015～0.060,0.02～0.20,,,
GB/T1591,Q395B,0.16,0.80～1.50,0.55,0.04,0.04,,,0.02～0.15,0.015～0.060,0.02～0.20,,,
GB/T1591,Q345A,0.2,0.10～1.60,0.55,0.045,0.045,,,0.02～0.15,0.015～0.060,0.02～0.20,,,
GB/T1591,Q345B,0.2,0.10～1.60,0.55,0.04,0.04,,,0.02～0.15,0.02～0.20,0.02～0.20,,,
GB/T1591,Q345C,0.2,0.10～1.60,0.55,0.035,0.035,,,0.02～0.15,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q345D,0.18,0.10～1.60,0.55,0.03,0.03,,,0.02～0.15,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q345E,0.18,0.10～1.60,0.55,0.025,0.025,,,0.02～0.15,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q345A,0.2,0.10～1.60,0.55,0.045,0.045,0.3,0.7,0.02～0.20,0.02～0.20,0.02～0.20,,,
GB/T1591,Q390B,0.2,0.10～1.60,0.55,0.04,0.04,0.3,0.7,0.02～0.20,0.02～0.20,0.02～0.20,,,
GB/T1591,Q390C,0.2,0.10～1.60,0.55,0.035,0.035,0.3,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q390D,0.2,0.10～1.60,0.55,0.03,0.03,0.3,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q390E,0.2,0.10～1.60,0.55,0.025,0.025,0.3,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q420A,0.2,1.00～1.70,0.55,0.045,0.045,0.4,0.7,0.02～0.20,0.02～0.20,0.02～0.20,,,
GB/T1591,Q420B,0.2,1.00～1.70,0.55,0.04,0.04,0.4,0.7,0.02～0.20,0.02～0.20,0.02～0.20,,,
GB/T1591,Q420C,0.2,1.00～1.70,0.55,0.035,0.035,0.4,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q420D,0.18,1.00～1.70,0.55,0.03,0.03,0.4,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q420E,0.18,1.00～1.70,0.55,0.025,0.025,0.4,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q460C,0.2,1.00～1.70,0.55,0.035,0.035,0.7,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q460D,0.2,1.00～1.70,0.55,0.03,0.03,0.7,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q460E,0.2,1.00～1.70,0.55,0.03,0.03,0.7,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
4、合金機構(gòu)鋼牌號及化學(xué)成分,,,,,,,,,,,,,,
（1）、錳合金機構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,Cu,,,,,
,,,,,≤,,,,,,,,,
GB/T3077,20Mn2,0.17～0.24,0.17～0.37,1.40～1.80,0.035,0.035,0.3,0.3,0.3,,,,,
GB/T3077,30Mn2,0.27～0.34,0.17～0.37,1.40～1.80,0.035,0.035,0.3,0.3,0.3,,,,,
GB/T3077,35Mn2,0.32～0.39,0.17～0.37,1.40～1.80,0.035,0.035,0.3,0.3,0.3,,,,,
GB/T3077,40Mn2,0.37～0.44,0.17～0.37,1.40～1.80,0.035,0.035,0.3,0.3,0.3,,,,,
GB/T3077,45Mn2,0.42～0.49,0.17～0.37,1.40～1.80,0.035,0.035,0.3,0.3,0.3,,,,,
GB/T3077,50Mn2,0.47～0.55,0.17～0.37,1.40～1.80,0.035,0.035,0.3,0.3,0.3,,,,,
(2)、錳釩合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
GB/T1591,Q345B,0.2,0.10～1.60,0.55,0.04,0.04,,,0.02～0.15,0.02～0.20,0.02～0.20,,,
GB/T1591,Q345C,0.2,0.10～1.60,0.55,0.035,0.035,,,0.02～0.15,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q345D,0.18,0.10～1.60,0.55,0.03,0.03,,,0.02～0.15,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q345E,0.18,0.10～1.60,0.55,0.025,0.025,,,0.02～0.15,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q345A,0.2,0.10～1.60,0.55,0.045,0.045,0.3,0.7,0.02～0.20,0.02～0.20,0.02～0.20,,,
GB/T1591,Q390B,0.2,0.10～1.60,0.55,0.04,0.04,0.3,0.7,0.02～0.20,0.02～0.20,0.02～0.20,,,
GB/T1591,Q390C,0.2,0.10～1.60,0.55,0.035,0.035,0.3,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q390D,0.2,0.10～1.60,0.55,0.03,0.03,0.3,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q390E,0.2,0.10～1.60,0.55,0.025,0.025,0.3,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q420A,0.2,1.00～1.70,0.55,0.045,0.045,0.4,0.7,0.02～0.20,0.02～0.20,0.02～0.20,,,
GB/T1591,Q420B,0.2,1.00～1.70,0.55,0.04,0.04,0.4,0.7,0.02～0.20,0.02～0.20,0.02～0.20,,,
GB/T1591,Q420C,0.2,1.00～1.70,0.55,0.035,0.035,0.4,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q420D,0.18,1.00～1.70,0.55,0.03,0.03,0.4,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q420E,0.18,1.00～1.70,0.55,0.025,0.025,0.4,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q460C,0.2,1.00～1.70,0.55,0.035,0.035,0.7,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q460D,0.2,1.00～1.70,0.55,0.03,0.03,0.7,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
GB/T1591,Q460E,0.2,1.00～1.70,0.55,0.03,0.03,0.7,0.7,0.02～0.20,0.02～0.20,0.02～0.20,0.015,,
4、合金機構(gòu)鋼牌號及化學(xué)成分,,,,,,,,,,,,,,
（1）、錳合金機構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,Cu,,,,,
,,,,,≤,,,,,,,,,
GB/T3077,20Mn2,0.17～0.24,0.17～0.37,1.40～1.80,0.035,0.035,0.3,0.3,0.3,,,,,
GB/T3077,30Mn2,0.27～0.34,0.17～0.37,1.40～1.80,0.035,0.035,0.3,0.3,0.3,,,,,
GB/T3077,35Mn2,0.32～0.39,0.17～0.37,1.40～1.80,0.035,0.035,0.3,0.3,0.3,,,,,
GB/T3077,40Mn2,0.37～0.44,0.17～0.37,1.40～1.80,0.035,0.035,0.3,0.3,0.3,,,,,
GB/T3077,45Mn2,0.42～0.49,0.17～0.37,1.40～1.80,0.035,0.035,0.3,0.3,0.3,,,,,
GB/T3077,50Mn2,0.47～0.55,0.17～0.37,1.40～1.80,0.035,0.035,0.3,0.3,0.3,,,,,
（2）、錳釩合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,V,,,,,
,,,,,≤,,,,,,,,,
GB/T3077,20MnV,1.70～0.24,1.70～0.37,1.30～1.60,0.035,0.035,0.3,0.3,0.07～0.12,,,,,
（3）、硅錳合金結(jié)構(gòu)鋼牌號及化學(xué)成分,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,,Mn,P,S,Cr,Ni,,,,,
,,,,,,≤,,,,,,,,
GB/T3077,27SiMn,0.24～0.32,1.10～1.40,,1.10～1.40,0.035,0.035,0.3,0.3,,,,,
GB/T3077,35SiMn,0.32～0.40,1.10～1.40,,1.10～1.40,0.035,0.035,0.3,0.3,,,,,
GB/T3077,42SiMn,0.39～0.45,1.10～1.40,,1.10～1.40,0.035,0.035,0.3,0.3,,,,,
（4）、硅錳鉬礬合金結(jié)構(gòu)鋼牌號及化學(xué)成分,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,Mo,V,,,,
,,,,,≤,,,,,,,,,
GB/T3077,20SiMn2MoV,0.17～0.23,0.90～1.20,2.20～2.60,0.035,0.035,0.3,0.3,0.30～0.40,0.05～0.12,,,,
GB/T3078,25SiMn3MoV,0.22～0.28,0.90～1.20,2.20～2.60,0.035,0.035,0.3,0.3,0.30～0.40,0.05～0.12,,,,
GB/T307837SiMn3MoV0.33～0.390.90～1.201.60～1.900.0350.0350.30.30.30.40～0.500.05～0.12,,,,,,,,,,,,,,
(5)、硼合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,B,,,,,
,,,,,≤,,,,,,,,,
GB/T3077,40B,0.37～0.44,0.17～0.37,0.60～0.90,0.035,0.035,0.3,0.3,0.0005～0.0035,,,,,
GB/T3077,45B,0.42～0.49,0.17～0.37,0.60～0.90,0.035,0.035,0.3,0.3,0.0005～0.0035,,,,,
GB/T3077,50B,0.47～0.55,0.17～0.37,0.60～0.90,0.035,0.035,0.3,0.3,0.0005～0.0035,,,,,
（6）、錳硼合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,B,,,,,
,,,,,≤,,,,,,,,,
GB/T3077,40MnB,0.37～0.44,0.17～0.37,1.10～1.40,0.035,0.035,0.3,0.3,0.0005～0.0035,,,,,
GB/T3077,45MnB,0.42～0.49,0.17～0.37,1.10～1.40,0.035,0.035,0.3,0.3,0.0005～0.0035,,,,,
(7)、錳鉬合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,B,,,,,
,,,,,≤,,,,,,,,,
GB/T3077,20MnMoB,0.16～0.22,0.17～0.37,0.60～0.90,0.035,0.035,0.3,0.3,0.0005～0.0035,,,,,
(8)、錳礬硼合金機構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,V,B,,,,
,,,,,≤,,,,,,,,,
GB/T3077,15MnVB,0.12～0.18,0.17～0.37,1.20～1.60,0.035,0.035,0.3,0.3,0.07～0.012,0.0005～0.0035,,,,
GB/T3077,20MnVB,0.17～0.23,0.17～0.37,1.10～1.40,0.035,0.035,0.3,0.3,0.07～0.012,0.0005～0.0035,,,,
GB/T3077,40MnVB,0.37～0.44,0.17～0.37,1.30～1.50,0.035,0.035,0.3,0.3,0.07～0.012,0.0005～0.0035,,,,
（9）、錳鈦合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,V,B,RE,,,
,,,,,≤,,,,,,≤,,,
GB/T3077,20MnTiB,0.17～0.24,0.17～0.37,1.30～1.50,0.035,0.035,0.3,0.3,0.04～0.10,0.0005～0.0035,,,,
GB/T3077,25MnTiBRE,0.22～0.28,0.20～0.45,1.30～1.60,0.035,0.035,0.3,0.3,0.04～0.10,0.0005～0.0035,0.05,,,
(10)、鉬鉻金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,P,S,Ni,Cu,,,,,
,,,,,,≤,,,,,,,,
GB/T3077,15Cr,0.12～0.18,0.17～0.37,0.40～0.70,0.70～1.00,0.035,0.035,0.3,0.3,,,,,
GB/T3077,15CrA,0.12～0.17,0.17～0.37,0.40～0.70,0.70～1.00,0.025,0.025,0.3,0.3,,,,,
GB/T3077,20Cr,0.18～0.24,0.17～0.37,0.50～0.80,0.70～1.00,0.035,0.035,0.3,0.3,,,,,
GB/T3077,30Cr,0.27～0.34,0.17～0.37,0.50～0.80,0.80～1.10,0.035,0.035,0.3,0.3,,,,,
GB/T3077,35Cr,0.32～0.39,0.17～0.37,0.50～0.80,0.80～1.10,0.035,0.035,0.3,0.3,,,,,
GB/T3077,40Cr,0.37～0.44,0.17～0.37,0.50～0.80,0.80～1.10,0.035,0.035,0.3,0.3,,,,,
GB/T3077,45Cr,0.42～0.49,0.17～0.37,0.50～0.80,0.80～1.10,0.035,0.035,0.3,0.3,,,,,
GB/T3077,50Cr,0.47～0.54,0.17～0.37,0.50～0.70,0.80～1.10,0.035,0.035,0.3,0.3,,,,,
(11)、鉻硅合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,Mo,P,S,Ni,Cu,,,,
,,,,,,,≤,,,,,,,
GB/T3077,12CrMo,0.80～0.12,0.17～0.37,0.40～0.70,0.40～0.70,0.40～0.55,0.035,0.035,0.3,0.3,,,,
GB/T3077,15CrMo,0.12～0.18,0.17～0.37,0.40～0.70,0.80～1.10,0.40～0.55,0.035,0.035,0.3,0.3,,,,
GB/T3077,20CrMo,0.17～0.24,0.17～0.37,0.40～0.70,0.80～1.10,0.15～0.25,0.035,0.035,0.3,0.3,,,,
GB/T3077,30CrMo,0.26～0.34,0.17～0.37,0.40～0.70,0.80～1.10,0.15～0.25,0.035,0.035,0.3,0.3,,,,
GB/T3077,30CrMoA,0.26～0.33,0.17～0.37,0.40～0.70,0.80～1.10,0.15～0.25,0.025,0.025,0.3,0.3,,,,
GB/T3077,35CrMo,0.32～0.40,0.17～0.37,0.40～0.70,0.80～1.10,0.15～0.25,0.035,0.035,0.3,0.3,,,,
GB/T3077,42CrMo,0.38～0.45,0.17～0.37,0.50～0.80,0.90～1.20,0.15～0.25,0.035,0.035,0.3,0.3,,,,
（12）、鉻鉬合金結(jié)構(gòu)鋼號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,P,S,Ni,Cu,,,,,
,,,,,,≤,,,,,,,,
GB/T3077,42CrSi,0.35～0.43,1.00～1.30,0.30～0.60,1.30～1.60,0.035,0.035,0.3,0.3,,,,,
(13)、鉻鉬礬合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,Mo,P,S,Ni,Cu,V,,,
,,,,,,,≤,,,,,,,
GB/T3077,12CrMoV,0.08～0.15,0.17～0.37,0.40～0.70,0.30～0.60,0.25～0.35,0.035,0.035,0.3,0.3,0.15～0.30,,,
GB/T3077,35CrMoV,0.30～0.38,0.17～0.37,0.40～0.70,1.00～1.30,0.20～0.30,0.035,0.035,0.3,0.3,0.10～0.20,,,
GB/T3077,12Cr1MoV,0.08～0.15,0.17～0.37,0.40～0.70,0.90～1.20,0.25～0.35,0.035,0.035,0.3,0.3,0.15～0.30,,,
GB/T3077,25Cr2MoVA,0.22～0.29,0.17～0.37,0.40～0.70,1.50～1.80,0.25～0.35,0.025,0.025,0.3,0.3,0.15～0.30,,,
GB/T3077,25Cr2Mo1VA,0.22～0.29,0.17～0.37,0.50～0.80,2.10～2.50,0.90～1.10,0.025,0.025,0.3,0.3,0.30～0.50,,,
（14）、鉻鉬鋁合金結(jié)構(gòu)鋼號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,Mo,P,S,Ni,Cu,A1,,,
,,,,,,,≤,,,,,,,
GB/T3077,38CrMoVA1,0.35～0.42,0.20～0.45,0.30～0.60,1.35～1.65,0.15～0.25,0.035,0.035,0.3,0.3,0.70～1.10,,,
（15）、鉻礬合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,P,S,Ni,Cu,V,,,,
,,,,,,≤,,,,,,,,
GB/T3077,40CrV,0.37～0.44,0.17～0.37,0.50～0.80,0.80～1.10,0.035,0.035,0.3,0.3,0.10～0.20,,,,
GB/T3077,50CrVA,0.47～0.54,0.17～0.37,0.50～0.80,0.80～1.10,0.025,0.025,0.3,0.3,0.10～0.20,,,,
（16）、鉻錳合金結(jié)構(gòu)鋼號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,P,S,Ni,Cu,,,,,
,,,,,,≤,,,,,,,,
GB/T3077,15CrMn,0.12～0.18,0.17～0.37,1.10～1.40,0.40～0.70,0.035,0.035,0.3,0.3,,,,,
GB/T3077,20CrMn,0.17～0.23,0.17～0.37,0.90～1.20,0.90～1.20,0.025,0.025,0.3,0.3,,,,,
GB/T3077,42CrMn,0.37～0.45,0.17～0.37,0.90～1.20,0.90～1.20,0.035,0.035,0.3,0.3,,,,,
(17)、鉻錳硅合金結(jié)構(gòu)鋼號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,P,S,Ni,Cu,,,,,
,,,,,,≤,,,,,,,,
GB/T3077,20CrMnSi,0.17～0.23,0.90～1.20,0.80～1.10,0.80～1.10,0.035,0.035,0.3,0.3,,,,,
GB/T3077,25CrMnSi,0.22～0.28,0.90～1.20,0.80～1.10,0.80～1.10,0.035,0.035,0.3,0.3,,,,,
GB/T3077,30CrMnSi,0.27～0.34,0.90～1.20,0.80～1.10,0.80～1.10,0.035,0.035,0.3,0.3,,,,,
GB/T3077,31CrMnSiA,0.28～0.34,0.90～1.20,0.80～1.10,0.80～1.10,0.025,0.025,0.3,0.3,,,,,
GB/T3077,32CrMnSiA,0.32～0.39,1.10～1.40,0.80～1.10,1.10～1.40,0.025,0.025,0.3,0.3,,,,,
(18)、鉻錳鉬合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,Mo,P,S,Ni,Cu,,,,
,,,,,,,≤,,,,,,,
GB/T3077,20CrMoNo,0.17～0.23,0.17～0.37,0.90～1.20,1.10～1.40,0.20～0.30,0.035,0.035,0.3,0.3,,,,
GB/T3077,40CrMoNo,0.37～0.44,0.17～0.37,0.90～1.20,0.90～1.20,0.20～0.30,0.035,0.035,0.3,0.3,,,,
（19）、鉻鎳合金結(jié)構(gòu)鋼號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,Ni,P,S,Cu,,,,,
,,,,,,,≤,,,,,,,
GB/T3077,20CrNi,0.17～0.23,0.17～0.37,0.40～0.70,0.45～0.75,1.00～1.40,0.035,0.035,0.3,0.80～1.10,0.80～1.10,,,
GB/T3077,40CrNi,0.37～0.44,0.17～0.37,0.50～0.80,0.45～0.75,1.00～1.40,0.035,0.035,0.3,0.80～1.10,0.80～1.10,,,
GB/T3077,45CrNi,0.42～0.49,0.17～0.37,0.50～0.80,0.45～0.75,1.00～1.40,0.035,0.035,0.3,,,,,
GB/T3077,50CrNi,0.47～0.54,0.17～0.37,0.50～0.80,0.45～0.75,1.00～1.40,0.035,0.035,0.3,,,,,
GB/T3077,12CrNi2,0.10～0.17,0.17～0.37,0.30～0.60,0.60～0.90,1.50～1.90,0.035,0.035,0.3,,,,,
GB/T3077,12CrNi3,0.10～0.17,0.17～0.37,0.30～0.60,0.60～0.90,2.75～3.15,0.035,0.035,0.3,,,,,
GB/T3077,20CrNi3,0.17～0.24,0.17～0.37,0.30～0.60,0.60～0.90,2.75～3.15,0.035,0.035,0.3,,,,,
GB/T3077,30CrNi3,0.27～0.33,0.17～0.37,0.30～0.60,0.60～0.90,2.75～3.15,0.035,0.035,0.3,,,,,
GB/T3077,37CrNi3,0.34～0.41,0.17～0.37,0.30～0.60,1.20～1.60,3.00～3.50,0.035,0.035,0.3,,,,,
GB/T3077,12CrNi4,0.10～0.16,0.17～0.37,0.30～0.60,1.25～1.65,3.25～3.65,0.035,0.035,0.3,,,,,
GB/T3077,20CrNi4,0.17～0.23,0.17～0.37,0.30～0.60,1.25～1.65,3.25～3.65,0.035,0.035,0.3,,,,,
（20）、鉻錳鈦合金結(jié)構(gòu)鋼號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,Ti,P,S,Cu,Ni,,,,
,,,,,,,≤,,,,,,,
GB/T3077,20CrMnTi,0.17～0.23,0.17～0.37,0.80～1.10,1.00～1.30,0.04～0.10,0.035,0.035,0.3,0.3,,,,
GB/T3077,30CrMnTi,0.24～0.32,0.17～0.37,0.80～1.10,1.00～1.30,0.04～0.10,0.035,0.035,0.3,0.3,,,,
(21)、鉻鎳鉬合金結(jié)構(gòu)鋼號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,Ni,Mo,P,S,Cu,,,,
,,,,,,,,≤,,,,,,
GB/T3077,20CrNiMo,0.17～0.23,0.17～0.37,0.60～0.95,0.40～0.70,0.35～0.75,0.20～0.30,0.035,0.035,0.3,,,,
GB/T3077,21CrNiMoA,0.37～0.44,0.17～0.37,0.50～0.80,0.60～0.90,1.25～1.65,0.15～0.25,0.025,0.025,0.3,,,,
(22)、鉻鎳錳鉬合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,Ni,Mo,P,S,Cu,,,,
,,,,,,,,≤,,,,,,
GB/T3077,18CrNiMnMoA,0.15～0.21,0.17～0.37,1.10～1.40,1.00～1.30,1.00～1.30,0.20～0.30,0.025,0.025,0.3,,,,
(23)、鉻鎳鉬礬合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,Ni,Mo,V,P,S,Cu,,,
,,,,,,,,,≤,,,,,
GB/T3077,18CrNiMoVA,0.42～0.48,0.17～0.37,0.50～0.80,0.80～1.10,1.30～1.80,0.20～0.30,0.10～0.20,0.025,0.025,0.3,,,
(24)、鉻鎳鎢合金結(jié)構(gòu)鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,Ni,W,P,S,Cu,,,,
,,,,,,,,≤,,,,,,
GB/T3077,18Cr2Ni4WA,0.13～0.19,0.17～0.37,0.30～0.60,1.35～1.65,4.00～4.50,0.80～1.20,0.025,0.025,0.3,,,,
GB/T3077,25Cr2Ni4WA,0.21～0.28,0.17～0.37,0.30～0.60,1.35～1.65,4.00～4.50,0.80～1.20,0.025,0.025,0.3,,,,
5、保證淬透性結(jié)構(gòu)鋼（H鋼）牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Cr,Ni,Mo、Ti、V,B,P,S,Cu,,,
,,,,,,,,,≤,,,,,
GB/T5216,45H,0.42～0.50,0.17～0.37,0.50～0.85,≤0.25,≤0.30,,,0.035,0.035,0.25,,,
GB/T5216,15CrH,0.12～0.18,0.17～0.37,0.55～0.90,0.85～1.25,≤0.30,,,0.035,0.035,0.3,,,
GB/T5216,20CrH,0.17～0.23,0.17～0.37,0.50～0.85,0.70～1.10,≤0.30,,,0.035,0.035,0.3,,,
GB/T5216,20CrLH,0.17～0.23,0.17～0.37,0.55～0.90,0.85～1.25,≤0.30,,,0.035,0.035,0.3,,,
GB/T5216,40CrH,0.37～0.44,0.17～0.37,0.50～0.85,0.70～1.10,≤0.30,,,0.035,0.035,0.3,,,
GB/T5216,20CrH,0.42～0.49,0.17～0.37,0.50～0.85,0.70～1.10,≤0.30,,,0.035,0.035,0.3,,,
GB/T5216,16CrMnH,0.14～0.19,≤0.37,1.00～1.30,0.80～1.10,≤0.30,,,0.035,0.035,0.3,,,
GB/T5216,20CrMnH,0.17～0.22,≤0.37,1.10～1.40,1.00～1.30,≤0.30,,,0.035,0.035,0.3,,,
GB/T5216,15CrMnBh,0.13～0.18,0.17～0.37,1.00～1.30,0.80～1.10,≤0.30,,0.0005～0.0030,0.035,0.035,0.3,,,
GB/T5216,17CrMnBh,0.15～0.20,0.17～0.37,1.00～1.30,1.00～1.35,≤0.30,,0.0005～0.0030,0.035,0.035,0.3,,,
GB/T5216,40MnBH,0.37～0.44,0.17～0.37,1.00～1.40,≤0.30,≤0.30,,0.0005～0.0030,0.035,0.035,0.3,,,
GB/T5216,45MnBH,0.42～0.49,0.17～0.37,1.00～1.40,≤0.30,≤0.30,,0.0005～0.0030,0.035,0.035,0.3,,,
GB/T5216,20MnVBH,0.17～0.23,0.17～0.37,1.05～1.45,≤0.30,≤0.30,V=0.07～0.12,0.0005～0.0030,0.035,0.035,0.3,,,
GB/T5216,20MnTiBH,0.17～0.23,0.17～0.37,1.20～1.55,≤0.30,≤0.30,Ti=0.04～0.10,0.0005～0.0030,0.035,0.035,0.3,,,
GB/T5216,15CrMoH,0.12～0.18,0.17～0.37,0.55～0.90,0.85～1.25,≤0.30,Mo=0.15～0.25,,0.035,0.035,0.3,,,
GB/T5216,20CrMoH,0.17～0.23,0.17～0.37,1.10～1.48,0.85～1.25,≤0.30,Mo=0.15～0.25,,0.035,0.035,0.3,,,
GB/T5216,22CrMoH,0.19～0.25,0.17～0.37,1.10～1.49,0.85～1.25,≤0.30,Mo=0.35～0.45,,0.035,0.035,0.3,,,
GB/T5216,44CrMoH,0.37～0.44,0.17～0.37,1.10～1.50,0.85～1.25,≤0.30,Mo=0.15～0.25,,0.035,0.035,0.3,,,
GB/T5216,20CrMnMoH,0.17～0.23,0.17～0.37,1.10～1.51,1.05～1.40,≤0.30,Mo=0.20～0.30,,0.035,0.035,0.3,,,
GB/T5216,20CrMnTiH,0.17～0.23,0.17～0.37,1.10～1.52,1.00～1.35,≤0.30,Ti=0.04～0.10,,0.035,0.035,0.3,,,
GB/T5216,47CrNi3H,0.17～0.23,0.17～0.37,1.10～1.53,0.60～0.95,2.70～3.25,,,0.035,0.035,0.3,,,
GB/T5216,47Cr2Ni4H,0.10～0.17,0.17～0.37,1.10～1.54,1.20～1.75,3.20～3.75,,,0.035,0.035,0.3,,,
GB/T5216,20CrNiMoH,0.17～0.23,0.17～0.37,1.10～1.55,0.35～0.65,0.35～0.75,Mo=0.15～0.25,,0.035,0.035,0.3,,,
GB/T5216,20CrNi2MoH,0.17～0.23,0.17～0.37,1.10～1.56,0.35～0.65,1.55～2.00,Mo=0.20～0.30,,0.035,0.035,0.3,,,
6、易切削結(jié)構(gòu)鋼牌號及化學(xué)成分:,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Pb,,,,,,,
GB/T8731,Y12,0.08～0.16,0.15～0.35,0.70～1.00,0.08～0.15,0.10～0.20,,,,,,,,
GB/T8731,Y12Pb,0.08～0.16,≤0.15,0.70～1.00,0.05～0.10,0.15～0.25,0.15～0.35,,,,,,,
GB/T8731,Y15,0.10～0.18,≤0.15,0.80～1.20,0.05～0.10,0.23～0.33,,,,,,,,
GB/T8731,Y15pb,0.10～0.19,≤0.15,0.80～1.20,0.05～0.10,0.23～0.33,0.15～0.35,,,,,,,
GB/T8731,Y20,0.17～0.25,0.15～0.35,0.70～1.00,≤0.060,0.08～0.15,,,,,,,,
GB/T8731,Y30,0.27～0.35,0.15～0.35,0.70～1.00,≤0.060,0.08～0.15,,,,,,,,
GB/T8731,Y35,0.32～0.40,0.15～0.35,0.70～1.00,≤0.060,0.08～0.15,,,,,,,,
GB/T8731,Y40Mn,0.37～0.45,0.15～0.35,1.20～1.55,≤0.050,0.20～0.30,,,,,,,,
GB/T8731,Y45Ca,0.42～0.50,0.20～0.40,0.60～0.90,≤0.90,0.04～0.08,Ca=0.15～0.35,,,,,,,
7、冷墩和冷壓用鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
（1）、非熱處理型冷墩和冷擠壓用鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cu,Ni,Cr,ALt,,,,
,,,≤,,≤,,,,,≥,,,,
GB/T6478,ML04ML,≤0.06,0.1,0.20～0.40,0.035,0.035,0.20,0.20,0.2,0.02,,,,
GB/T6478,ML08AL,0.05～0.10,0.1,0.30～0.60,0.035,0.035,0.20,0.20,0.2,0.02,,,,
GB/T6478,ML10AL,0.08～0.13,0.1,0.30～0.60,0.035,0.035,0.20,0.20,0.2,0.02,,,,
GB/T6478,ML15AL,0.13～0.18,0.1,0.30～0.60,0.035,0.035,0.20,0.20,0.2,0.02,,,,
GB/T6478,ML15AL,0.13～0.18,0.15～0.35,0.30～0.60,0.035,0.035,0.20,0.20,0.2,,,,,
GB/T6478,ML20AL,0.18～0.23,0.1,0.30～0.60,0.035,0.035,0.20,0.20,0.2,0.02,,,,
GB/T6478,ML20,0.18～0.23,0.15～0.35,0.30～0.60,0.035,0.035,0.20,0.20,0.2,,,,,
（2）、表面硬化型冷墩和冷擠壓用鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cu,Ni,Cr,ALt,,,,
,,,≤,,≤,,,,,≥,,,,
GB/T6478,ML18Mn,0.15～0.20,0.1,0.60～0.90,0.035,0.035,0.20,0.20,0.2,0.02,,,,
GB/T6478,ML22Mn,0.18～0.23,0.1,0.70～1.00,0.035,0.035,0.20,0.20,0.2,0.02,,,,
GB/T6478,ML20Cr,0.17～0.23,0.3,0.60～0.90,0.035,0.035,0.20,0.20,0.90～1.20,0.02,,,,
(3)、調(diào)質(zhì)型冷鐓和冷擠壓用鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Mo.Ti.V,B,Cr,ALt,P,S,Ni,Cu,,
,,,,,,,,≥,≤,,,,,
GB/T6478,ML25,0.22～0.29,≤0.20,0.30～0.60,,,≤0.20,,0.035,0.035,0.02,0.02,,
GB/T6478,ML30,0.27～0.34,≤0.20,0.30～0.60,,,≤0.20,,0.035,0.035,0.02,0.02,,
GB/T6478,ML35,0.32～0.39,≤0.20,0.30～0.60,,,≤0.20,,0.035,0.035,0.02,0.02,,
GB/T6478,ML40,0.37～0.44,≤0.20,0.30～0.60,,,≤0.20,,0.035,0.035,0.02,0.02,,
GB/T6478,ML45,0.42～0.50,≤0.20,0.30～0.60,,,≤0.20,,0.035,0.035,0.02,0.02,,
GB/T6478,ML15Mn,0.14～0.20,0.20～0.40,0.20～0.40,,,≤0.20,,0.035,0.035,0.02,0.02,,
GB/T6478,ML25Mn,0.22～0.29,≤0.25,0.60～0.90,,,≤0.20,,0.035,0.035,0.02,0.02,,
GB/T6478,ML30Mn,0.27～0.34,≤0.25,0.60～0.90,,,≤0.20,,0.035,0.035,0.02,0.02,,
GB/T6478,ML35Mn,0.32～0.39,≤0.25,0.60～0.90,,,≤0.20,,0.035,0.035,0.02,0.02,,
GB/T6478,ML37Cr,0.34～0.41,≤0.30,0.60～0.90,,,0.90～1.20,,0.035,0.035,0.02,0.02,,
GB/T6478,ML40Cr,0.38～0.45,≤0.30,0.60～0.90,,,0.90～1.20,,0.035,0.035,0.02,0.02,,
GB/T6478,ML30CrMo,0.26～0.34,≤0.30,0.60～0.90,0.15～0.25,,0.80～1.10,,0.035,0.035,0.02,0.02,,
GB/T6478,ML35CrMo,0.32～0.40,≤0.30,0.60～0.90,0.15～0.25,,0.80～1.10,,0.035,0.035,0.02,0.02,,
GB/T6478,ML42CrMo,0.38～0.45,≤0.30,0.60～0.90,0.15～0.25,,0.90～1.20,,0.035,0.035,0.02,0.02,,
GB/T6478,ML20B,0.17～0.24,≤0.40,0.50～0.80,,0.0005～0.0035,≤0.20,0.02,0.035,0.035,0.02,0.02,,
GB/T6478,ML28B,0.25～0.32,≤0.40,0.60～0.90,,0.0005～0.0035,≤0.20,0.02,0.035,0.035,0.02,0.02,,
GB/T6478,ML35B,0.32～0.39,≤0.40,0.50～0.80,,0.0005～0.0035,≤0.20,0.02,0.035,0.035,0.02,0.02,,
GB/T6478,ML15MnB,0.14～0.20,≤0.40,1.20～1.60,,0.0005～0.0035,≤0.20,0.02,0.035,0.035,0.02,0.02,,
GB/T6478,ML20MnB,0.17～0.24,≤0.40,0.80～1.20,,0.0005～0.0035,≤0.20,0.02,0.035,0.035,0.02,0.02,,
GB/T6478,ML35MnB,0.32～0.39,≤0.40,1.10～1.40,,0.0005～0.0035,≤0.20,0.02,0.035,0.035,0.02,0.02,,
GB/T6478,ML37CrB,0.34～0.41,≤0.40,0.50～0.80,,0.0005～0.0035,0.20～0.40,0.02,0.035,0.035,0.02,0.02,,
GB/T6478,ML20MnTiB,0.19～0.24,≤0.30,1.30～1.60,0.04～0.10,0.0005～0.0035,≤0.20,0.02,0.035,0.035,0.02,0.02,,
GB/T6478,ML15VMnB,0.13～0.18,≤0.30,1.20～1.60,0.07～0.12,0.0005～0.0035,≤0.20,0.02,0.035,0.035,0.02,0.02,,
GB/T6478,ML20VMnB,0.19～0.24,≤0.30,1.20～1.60,0.07～0.12,0.0005～0.0035,≤0.20,0.02,0.035,0.035,0.02,0.02,,
8、高耐侯結(jié)構(gòu)鋼牌號及化學(xué)成分表：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,Cu,Ti,RE,,,
,,≤,,,,≤,,,,≤,,,,
GB/T4171,Q295GNH,0.25～0.50,0.20～0.40,0.20～0.60,0.07～0.15,0.035,,,0.25～0.55,0.1,0.15,,,
GB/T4171,Q295GNHL,0.12,0.10～0.40,0.20～0.50,0.07～0.12,0.035,0.30～0.65,0.25～0.50,0.25～0.451,,,,,
GB/T4171,Q345GNH,0.12,0.20～0.60,0.50～0.90,0.07～0.12,0.035,,,0.25～0.50,0.03,0.15,,,
GB/T4171,Q345GNHL,0.12,0.25～0.75,0.20～0.50,0.07～0.12,0.035,0.30～1.25,≤0.65,0.25～0.55,,,,,
GB/T4171,Q390GH,0.12,0.15～0.65,≤1.40,≤0.035,0.035,0.45～0.75,0.05～0.30,0.25～0.50,0.1,0.12,,,
9、焊接結(jié)構(gòu)用耐鋼牌號及化學(xué)成分類：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,V,Cu,Ni,,,,
GB/T4172,Q235NH,≤0.15,0.15～0.40,0.20～0.60,0.035,0.035,0.40～0.80,,0.02～0.50,,,,,
GB/T4172,Q295NH,≤0.15,0.15～0.50,1.00～1.60,0.035,0.035,0.40～0.80,,0.02～0.50,,,,,
GB/T4172,Q355NH,≤0.16,≤0.50,0.90～1.00,0.035,0.035,0.40～0.80,0.02～0.10,0.02～0.50,,,,,
GB/T4172,Q460NH,0.10～0.18,≤0.50,0.90～1.00,0.035,0.035,0.40～0.80,,0.02～0.50,,,,,
10、彈簧鋼牌號及化學(xué)成分表：,,,,,,,,,,,,,,
（1）、優(yōu)質(zhì)碳素彈簧鋼號及化學(xué)成分表：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,Cu,,,,,
,,,,,≤,,,,,,,,,
GB/T1222,65鋼,0.62～0.70,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.25,0.25,,,,,
GB/T1222,70鋼,0.62～0.75,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.25,0.25,,,,,
GB/T1222,85鋼,0.82～0.90,0.17～0.37,0.50～0.80,0.035,0.035,0.25,0.25,0.25,,,,,
GB/T1222,65Mn,0.62～0.70,0.17～0.37,0.90～1.2,0.035,0.035,0.25,0.25,,,,,,
(2)、合金彈簧鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,V,W、Mo、B,Cr,P,S,Ni,Cu,,,
,,,,,,,,≤,,,,,,
GB/T1222,55Si2Mn,0.52～0.60,1.50～2.00,0.60～0.90,,,≤0.35,0.035,0.035,0.35,0.25,,,
GB/T1222,55si2MnB,0.52～0.60,1.50～2.00,0.60～0.90,,0.0005～0.004,≤0.35,0.035,0.035,0.35,0.25,,,
GB/T1222,55siMnVB,0.52～0.60,0.70～1.00,1.00～1.30,0.08～0.10,0.0005～0.0035,≤0.35,0.035,0.035,0.35,0.25,,,
GB/T1222,60si2Mn,0.56～0.64,1.50～2.00,0.60～0.90,,,≤0.35,0.035,0.035,0.35,0.25,,,
GB/T1222,60si2MnA,0.56～0.64,1.60～2.00,0.60～0.90,,,≤0.30,0.03,0.035,0.35,0.25,,,
GB/T1222,60si2CrA,0.56～0.64,1.40～1.80,0.40～0.60,,,0.70～1.00,0.03,0.03,0.35,0.25,,,
GB/T1222,60si2CrVA,0.56～0.64,1.40～1.80,0.40～0.60,0.10～0.20,,0.90～1.20,0.03,0.03,0.35,0.25,,,
GB/T1222,55CrMnA,0.50～0.60,0.17～0.37,0.65～0.95,,,0.65～0.95,0.03,0.03,0.35,0.25,,,
GB/T1222,60CrMnA,0.56～0.64,0.17～0.37,0.70～1.00,,,0.70～1.00,0.03,0.03,0.35,0.25,,,
GB/T1222,60CrMnMoA,0.56～0.64,0.17～0.37,0.70～1.00,,0.25～0.35,0.70～0.90,0.03,0.03,0.35,0.25,,,
GB/T1222,50CrVA,0.46～0.64,0.17～0.37,0.50～0.80,0.10～0.20,,0.80～1.10,0.03,0.03,0.35,0.25,,,
GB/T1222,60CrMnBA,0.56～0.64,0.17～0.37,0.70～1.00,,0.0005～0.004,0.70～1.00,0.03,0.03,0.35,0.25,,,
GB/T1222,30W4Cr2VA,0.26～0.34,0.17～0.37,≤0.40,0.50～0.80,4.00～4.50,2.00～2.50,0.03,0.03,0.35,0.25,,,
11、高碳鉻軸承鋼牌號及化學(xué)成分表：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,化學(xué)成分(%),,,,,,,,,,,,
,,C,Si,Mn,Mo,Cr,P,S,Ni,Cu,O,,,
,,,,,,,,,,,模,連,,
,,,,,,,≤,,,,,,,
GB/T18254,GCr4,0.95～1.05,0.15～0.30,0.15～0.30,≤0.08,0.35～0.50,0.025,0.025,0.25,0.2,15×10,12×10,,
GB/T18255,GCrl5,0.95～1.05,0.15～0.35,0.25～0.45,≤0.10,1.40～1.50,0.025,0.025,0.3,0.25,15×10,12×10,,
GB/T18256,GCrl5SiMn,0.95～1.05,0.45～0.75,0.95～1.25,≤0.10,1.40～1.65,0.025,0.025,0.3,0.25,15×10,12×10,,
GB/T18257,GCrl5SiMn,0.95～1.05,0.65～0.85,0.20～0.40,0.30～0.40,1.40～1.70,0.027,0.02,0.3,0.25,15×10,12×10,,
GB/T18258,GCrl8Mo,0.95～1.05,0.20～0.40,0.25～0.40,0.15～0.25,1.65～1.95,0.025,0.02,0.25,0.25,15×10,12×10,,
二、不繡鋼、耐熱鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
1、不繡鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
（1）、奧氏體不繡鋼牌號及化學(xué)成分：,,,,,,,,,,,,,,
執(zhí)行標(biāo)準,牌號,,,,,,,,,,,,,
,,C,Si,Mn,P,S,Cr,Ni,N,Cu,Mo,其它,,
,,≤,,,,,,,,≤,,,,
GB/T1220,1Cr17Mn6Ni5N,0.15,1,5.50～,0.06,0.03,16.00～18.00,3.50～5.50,≤0.25,0.2,,,,
,,,,7.5,,,,,,,,,,
GB/T1220,1Cr18Mn8Ni5N,0.15,1.00,7.50～10.00,0.06,0.03,17.00～19.00,4.00～6.00,≤0.25,0.2,2.80～3.50,,,
GB/T1220,1Cr18Mn10Ni5Mo3,0.1,1.00,8.50～12.00,0.06,0.03,17.00～19.00,4.00～6.00,0.20～0.30,0.2,,,,
GB/T1220,1Cr17Ni7,0.15,1.00,2.00,0.035,0.03,16.00～18.00,6.00～8.00,,0.2,,,,
GB/T1220,1Ce18Ni9,0.15,1.00,2.00,0.035,0.03,17.00～19.00,8.00～10.00,,0.2,≤0.60,,,
GB/T1220,Y1Cr18Ni9,0.15,1.00,2.00,0.2,≥0.15,17.00～19.00,8.00～10.00,,0.2,,Se≥0.15,,
GB/T1220,Y1Cr18Ni9Se,0.15,1.00,2.00,0.2,0.06,17.00～19.00,8.00～10.00,,0.2,,,,
GB/T1220,0Cr18Ni9,0.07,1.00,2.00,0.035,0.03,17.00～19.00,8.00～11.00,,0.2,,,,
GB/T1220,00Cr19Ni10,0.03,1.00,2.00,0.035,0.03,18.00～20.00,8.00～12.00,,0.2,,,,
GB/T1220,0Cr19Ni9N,0.08,1.00
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