钢牌号及化学成分一、结构钢牌号及化学成分1、普通碳素结构钢牌号及化学成分：执行标准牌号Q195Q215AQ315BQ235AGB700-1988Q335BQ235CQ235DQ255AQ255BQ2752、优质碳素结构钢牌号及化学成分：执行标准GB/T699GB/T699GB/T699GB/T699GB/T699GB/T699GB/T699GB/T699GB/T699GB/T699GB/T699GB/T699GB/T699GB/T699GB/T699GB/T699牌号08F 10F15F8101520253035404550556065C0.05～0.110.07～0.130.12～0.180.05～0.110.07～0.130.12～0.180.17～0.230.22～0.290.27～0.340.32～0.390.37～0.440.42～0.500.47～0.550.52～0.600.57～0.650.62～0.70Si≤0.03≤0.07≤0.070.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.37化学成分（%）CSi0.06～0.120.12～0.300.09～0.150.12～0.300.09～0.150.12～0.300.14～0.220.12～0.300.12～0.200.12～0.30≤0.18≤0.170.12～0.300.12～0.30Mn0.25～0.500.25～0.550.25～0.550.30～0.650.30～0.700.35～0.800.35～0.800.40～0.700.40～0.700.5～0.80化学成分（%）Mn0.25～0.500.25～0.500.25～0.500.35～0.650.35～0.650.35～0.650.35～0.650.50～0.800.50～0.800.50～0.800.50～0.800.50～0.800.50～0.800.50～0.800.50～0.800.50～0.80P 0.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.035S 0.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.035Cr0.10.150.250.10.150.250.250.250.250.250.250.250.250.250.250.25Ni0.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.3Cu0.250.250.250.250.250.250.250.250.250.250.250.250.250.250.250.25P ≤0.045≤0.045≤0.045≤0.045≤0.045≤0.040≤0.030≤0.045≤0.045≤0.045S ≤0.050≤0.050≤0.045≤0.050≤0.045≤0.040≤0.030≤0.050≤0.045≤0.0500.18～0.280.12～0.300.18～0.280.12～0.300.28～0.380.15～0.35GB/T69970GB/T69975GB/T69980GB/T69985GB/T699Mn15GB/T699Mn20GB/T699Mn25GB/T699Mn30GB/T699Mn35GB/T699Mn40GB/T699Mn45GB/T699Mn50GB/T699Mn60GB/T699Mn65GB/T699Mn703、低合金高度结构钢号及化学成分：执行标准牌号0.67～0.750.72～0.800.77～0.850.82～0.900.12～0.180.17～0.230.22～0.290.27～0.340.32～0.390.37～0.440.42～0.500.48～0.560.57～0.650.62～0.700.67～0.750.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.50～0.800.50～0.800.50～0.800.50～0.800.70～1.000.70～1.000.70～1.000.70～1.000.70～1.000.70～1.000.70～1.000.70～1.000.70～1.000.90～1.200.90～1.200.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.250.250.250.250.250.250.250.250.250.250.250.250.250.250.250.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.250.250.250.250.250.250.250.250.250.250.250.250.250.250.25GB/T1591Q295AGB/T1591Q395BGB/T1591Q345AGB/T1591Q345BGB/T1591Q345CGB/T1591Q345DGB/T1591Q345EGB/T1591Q345AGB/T1591Q390BGB/T1591Q390CGB/T1591Q390DGB/T1591Q390EGB/T1591Q420AGB/T1591Q420BGB/T1591Q420CGB/T1591Q420DGB/T1591Q420EGB/T1591Q460CGB/T1591Q460DGB/T1591Q460E4、合金机构钢牌号及化学成分（1）、锰合金机构钢牌号及化学成分：C≤0.160.160.20.20.20.180.180.20.20.20.20.20.20.20.20.180.180.20.20.2Mn0.80～1.500.80～1.500.10～1.600.10～1.600.10～1.600.10～1.600.10～1.600.10～1.600.10～1.600.10～1.600.10～1.600.10～1.601.00～1.701.00～1.701.00～1.701.00～1.701.00～1.701.00～1.701.00～1.701.00～1.70Si0.550.550.550.550.550.550.550.550.550.550.550.550.550.550.550.550.550.550.550.55P0.0450.040.0450.040.0350.030.0250.0450.040.0350.030.0250.0450.040.0350.030.0250.0350.030.03S≤0.0450.040.0450.040.0350.030.0250.0450.040.0350.030.0250.0450.040.0350.030.0250.0350.030.03化学成分（%）CrNiV0.02～0.150.02～0.150.02～0.150.02～0.150.02～0.150.02～0.150.02～0.150.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.30.30.30.30.30.40.40.40.40.40.70.70.70.70.70.70.70.70.70.70.70.70.70.70.70.7执行标准牌号C0.17～0.240.27～0.340.32～0.390.37～0.440.42～0.490.47～0.550.20.20.180.180.20.20.20.20.20.20.20.20.180.180.20.20.2Si0.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.10～1.600.10～1.600.10～1.600.10～1.600.10～1.600.10～1.600.10～1.600.10～1.600.10～1.601.00～1.701.00～1.701.00～1.701.00～1.701.00～1.701.00～1.701.00～1.701.00～1.70Mn1.40～1.801.40～1.801.40～1.801.40～1.801.40～1.801.40～1.800.550.550.550.550.550.550.550.550.550.550.550.550.550.550.550.550.55P化学成分(%)S0.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.040.0350.030.0250.0450.040.0350.030.0250.0450.040.0350.030.0250.0350.030.03Cr≤0.30.30.30.30.30.3Ni0.30.30.30.30.30.3Cu0.30.30.30.30.30.30.02～0.150.02～0.150.02～0.150.02～0.150.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.20GB/T307720Mn2GB/T307730Mn2GB/T307735Mn2GB/T307740Mn2GB/T307745Mn2GB/T307750Mn2(2)、锰钒合金结构钢牌号及化学成分：GB/T1591Q345BGB/T1591Q345CGB/T1591Q345DGB/T1591Q345EGB/T1591Q345AGB/T1591Q390BGB/T1591Q390CGB/T1591Q390DGB/T1591Q390EGB/T1591Q420AGB/T1591Q420BGB/T1591Q420CGB/T1591Q420DGB/T1591Q420EGB/T1591Q460CGB/T1591Q460DGB/T1591Q460E4、合金机构钢牌号及化学成分（1）、锰合金机构钢牌号及化学成分：执行标准牌号0.040.0350.030.0250.0450.040.0350.030.0250.0450.040.0350.030.0250.0350.030.030.30.30.30.30.30.40.40.40.40.40.70.70.70.70.70.70.70.70.70.70.70.70.70.70.70.7CSi0.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.37Mn1.40～1.801.40～1.801.40～1.801.40～1.801.40～1.801.40～1.80P0.0350.0350.0350.0350.0350.035化学成分(%)S0.0350.0350.0350.0350.0350.035Cr≤0.30.30.30.30.30.3Ni0.30.30.30.30.30.3Cu0.30.30.30.30.30.3GB/T307720Mn20.17～0.24GB/T307730Mn20.27～0.34GB/T307735Mn20.32～0.39GB/T307740Mn20.37～0.44GB/T307745Mn20.42～0.49GB/T307750Mn20.47～0.55（2）、锰钒合金结构钢牌号及化学成分：执行标准牌号C化学成分(%)SiMnPSCrNiV执行标准牌号C1.70～0.24Si1.70～0.371.30～1.60GB/T307720MnV（3）、硅锰合金结构钢牌号及化学成分执行标准牌号≤0.035V0.0350.30.30.07～0.12化学成分(%)CSi1.10～1.401.10～1.401.10～1.40Mn1.10～1.401.10～1.401.10～1.40P0.0350.0350.035S≤0.0350.0350.035化学成分(%)Cr0.30.30.30.30.30.3CrNiGB/T307727SiMn0.24～0.32GB/T307735SiMn0.32～0.40GB/T307742SiMn0.39～0.45（4）、硅锰钼矾合金结构钢牌号及化学成分执行标准牌号CPS≤GB/T307720SiMn2MoV0.17～0.230.90～1.202.20～2.600.0350.0350.3GB/T307825SiMn3MoV0.22～0.280.90～1.202.20～2.600.0350.0350.3GB/T3078 37SiMn3MoV 0.33～0.39 0.90～1.20 1.60～1.90 0.035 0.035 0.3 0.3 0.3 0.40～0.50 0.05～0.12(5)、硼合金结构钢牌号及化学成分：化学成分(%)执行标准牌号MnPSCrCSi≤GB/T307740B0.37～0.440.17～0.370.60～0.900.0350.0350.3GB/T307745B0.42～0.490.17～0.370.60～0.900.0350.0350.3GB/T307750B0.47～0.550.17～0.370.60～0.900.0350.0350.3（6）、锰硼合金结构钢牌号及化学成分：化学成分(%)执行标准牌号MnPSCrCSi≤GB/T307740MnB0.37～0.440.17～0.371.10～1.400.0350.0350.3GB/T307745MnB0.42～0.490.17～0.371.10～1.400.0350.0350.3(7)、锰钼合金结构钢牌号及化学成分：化学成分(%)执行标准牌号MnPSCrCSi≤GB/T307720MnMoB0.16～0.220.17～0.370.60～0.900.0350.0350.3(8)、锰矾硼合金机构钢牌号及化学成分：化学成分(%)执行标准牌号MnPSCrCSi≤GB/T307715MnVB0.12～0.180.17～0.371.20～1.600.0350.0350.3GB/T307720MnVB0.17～0.230.17～0.371.10～1.400.0350.0350.3GB/T307740MnVB0.37～0.440.17～0.371.30～1.500.0350.0350.3SiMnNi0.30.3Mo0.30～0.400.30～0.40Ni0.30.30.3B0.0005～0.00350.0005～0.00350.0005～0.0035Ni0.30.3B0.0005～0.00350.0005～0.0035Ni0.3B0.0005～0.0035Ni0.30.30.3V0.07～0.0120.07～0.0120.07～0.012（9）、锰钛合金结构钢牌号及化学成分：执行标准牌号C0.17～0.240.22～0.28Si0.17～0.370.20～0.45Mn1.30～1.501.30～1.60P≤0.0350.035S0.0350.035化学成分(%)Cr0.30.3化学成分(%)S≤0.0350.0250.0350.0350.0350.0350.0350.0350.0350.0250.0350.0350.0350.0350.0350.0350.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.3Ni0.30.3V0.04～0.100.04～0.10GB/T307720MnTiBGB/T307725MnTiBRE(10)、钼铬金结构钢牌号及化学成分：执行标准牌号C0.12～0.180.12～0.170.18～0.240.27～0.340.32～0.390.37～0.440.42～0.490.47～0.54Si0.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.37Mn0.40～0.700.40～0.700.50～0.800.50～0.800.50～0.800.50～0.800.50～0.800.50～0.70Cr0.70～1.000.70～1.000.70～1.000.80～1.100.80～1.100.80～1.100.80～1.100.80～1.10PNiCuGB/T307715CrGB/T307715CrAGB/T307720CrGB/T307730CrGB/T307735CrGB/T307740CrGB/T307745CrGB/T307750Cr(11)、铬硅合金结构钢牌号及化学成分：执行标准牌号化学成分(%)C0.80～0.120.12～0.180.17～0.240.26～0.340.26～0.330.32～0.400.38～0.45Si0.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.37Mn0.40～0.700.40～0.700.40～0.700.40～0.700.40～0.700.40～0.700.50～0.80Cr0.40～0.700.80～1.100.80～1.100.80～1.100.80～1.100.80～1.100.90～1.20Mo0.40～0.550.40～0.550.15～0.250.15～0.250.15～0.250.15～0.250.15～0.25P0.0350.0350.0350.0350.0250.0350.035S≤0.0350.0350.0350.0350.0250.0350.0350.30.30.30.30.30.30.3NiGB/T307712CrMoGB/T307715CrMoGB/T307720CrMoGB/T307730CrMoGB/T307730CrMoAGB/T307735CrMoGB/T307742CrMo（12）、铬钼合金结构钢号及化学成分：执行标准牌号CSi1.00～1.30Mn0.30～0.60Cr化学成分(%)P0.035化学成分(%)S≤0.035Ni0.3Cu0.3GB/T307742CrSi0.35～0.43(13)、铬钼矾合金结构钢牌号及化学成分：执行标准GB/T3077GB/T3077GB/T3077牌号12CrMoV35CrMoV12Cr1MoVC0.08～0.150.30～0.380.08～0.151.30～1.60Si0.17～0.370.17～0.370.17～0.37Mn0.40～0.700.40～0.700.40～0.70Cr0.30～0.601.00～1.300.90～1.20Mo0.25～0.350.20～0.300.25～0.35P0.0350.0350.035S≤0.0350.0350.035Ni0.30.30.3GB/T307725Cr2MoVA0.22～0.29GB/T307725Cr2Mo1VA0.22～0.29（14）、铬钼铝合金结构钢号及化学成分：执行标准牌号C0.17～0.370.17～0.370.40～0.700.50～0.801.50～1.802.10～2.500.25～0.350.90～1.10化学成分(%)0.0250.0250.0250.0250.30.3Si0.20～0.45Mn0.30～0.60Cr1.35～1.65Mo0.15～0.25P0.035化学成分(%)S≤0.0350.025化学成分(%)S≤0.0350.0250.035化学成分(%)S≤0.0350.0350.0350.0250.025S≤0.035Ni0.3GB/T307738CrMoVA10.35～0.42（15）、铬矾合金结构钢牌号及化学成分：执行标准牌号CSi0.17～0.370.17～0.37Mn0.50～0.800.50～0.80Cr0.80～1.100.80～1.10P0.0350.025Ni0.30.3Cu0.30.3GB/T307740CrV0.37～0.44GB/T307750CrVA0.47～0.54（16）、铬锰合金结构钢号及化学成分：执行标准牌号CSi0.17～0.370.17～0.370.17～0.37Mn1.10～1.400.90～1.200.90～1.20Cr0.40～0.700.90～1.200.90～1.20P0.0350.0250.035Ni0.30.30.3Cu0.30.30.3GB/T307715CrMn0.12～0.18GB/T307720CrMn0.17～0.23GB/T307742CrMn0.37～0.45(17)、铬锰硅合金结构钢号及化学成分：执行标准牌号CSi0.90～1.200.90～1.200.90～1.200.90～1.201.10～1.40Mn0.80～1.100.80～1.100.80～1.100.80～1.100.80～1.10Cr0.80～1.100.80～1.100.80～1.100.80～1.101.10～1.40P0.0350.0350.0350.0250.025Ni0.30.30.30.30.3Cu0.30.30.30.30.3GB/T307720CrMnSi0.17～0.23GB/T307725CrMnSi0.22～0.28GB/T307730CrMnSi0.27～0.34GB/T307731CrMnSiA0.28～0.34GB/T307732CrMnSiA0.32～0.39(18)、铬锰钼合金结构钢牌号及化学成分：执行标准牌号C化学成分(%)Si0.17～0.370.17～0.37Mn0.90～1.200.90～1.20Cr1.10～1.400.90～1.20Mo0.20～0.300.20～0.30P0.0350.035S≤0.0350.0350.30.3NiGB/T307720CrMoNo0.17～0.23GB/T307740CrMoNo0.37～0.44（19）、铬镍合金结构钢号及化学成分：执行标准GB/T3077GB/T3077牌号20CrNi40CrNiC0.17～0.230.37～0.44化学成分(%)Si0.17～0.370.17～0.37Mn0.40～0.700.50～0.80Cr0.45～0.750.45～0.75Ni1.00～1.401.00～1.40P0.0350.035S≤0.0350.035Cu0.30.3GB/T307745CrNi0.42～0.49GB/T307750CrNi0.47～0.54GB/T307712CrNi20.10～0.17GB/T307712CrNi30.10～0.17GB/T307720CrNi30.17～0.24GB/T307730CrNi30.27～0.33GB/T307737CrNi30.34～0.41GB/T307712CrNi40.10～0.16GB/T307720CrNi40.17～0.23（20）、铬锰钛合金结构钢号及化学成分：执行标准牌号C0.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.50～0.800.50～0.800.30～0.600.30～0.600.30～0.600.30～0.600.30～0.600.30～0.600.30～0.600.45～0.750.45～0.750.60～0.900.60～0.900.60～0.900.60～0.901.20～1.601.25～1.651.25～1.651.00～1.401.00～1.401.50～1.902.75～3.152.75～3.152.75～3.153.00～3.503.25～3.653.25～3.650.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.30.30.30.30.30.30.30.30.3化学成分(%)Si0.17～0.370.17～0.37Mn0.80～1.100.80～1.10Cr1.00～1.301.00～1.30Ti0.04～0.100.04～0.10P0.0350.035S≤0.0350.035Cu0.30.3GB/T307720CrMnTi0.17～0.23GB/T307730CrMnTi0.24～0.32(21)、铬镍钼合金结构钢号及化学成分：执行标准牌号C化学成分(%)Si0.17～0.370.17～0.37Mn0.60～0.950.50～0.80Cr0.40～0.700.60～0.90Ni0.35～0.751.25～1.65Mo0.20～0.300.15～0.25P0.0350.025S≤0.0350.025GB/T307720CrNiMo0.17～0.23GB/T307721CrNiMoA0.37～0.44(22)、铬镍锰钼合金结构钢牌号及化学成分：执行标准牌号C化学成分(%)Si0.17～0.37Mn1.10～1.40Cr1.00～1.30Ni1.00～1.30Mo0.20～0.30P0.025S≤0.025GB/T307718CrNiMnMoA0.15～0.21(23)、铬镍钼矾合金结构钢牌号及化学成分：执行标准牌号C化学成分(%)Si0.17～0.37Mn0.50～0.80Cr0.80～1.10Ni1.30～1.80Mo0.20～0.30V0.10～0.20P0.025GB/T307718CrNiMoVA0.42～0.48(24)、铬镍钨合金结构钢牌号及化学成分：执行标准牌号C化学成分(%)Si0.17～0.370.17～0.37Mn0.30～0.600.30～0.60Cr1.35～1.651.35～1.65Ni4.00～4.504.00～4.50W0.80～1.200.80～1.20P0.0250.025S≤0.0250.025GB/T307718Cr2Ni4WA0.13～0.19GB/T307725Cr2Ni4WA0.21～0.285、保证淬透性结构钢（H钢）牌号及化学成分：执行标准牌号C化学成分(%)SiMnCrNiMo、Ti、VBPGB/T521645HGB/T521615CrH GB/T521620CrHGB/T521620CrLH GB/T521640CrHGB/T521620CrH GB/T521616CrMnHGB/T521620CrMnHGB/T521615CrMnBh GB/T521617CrMnBhGB/T521640MnBHGB/T521645MnBHGB/T521620MnVBH GB/T521620MnTiBHGB/T521615CrMoH GB/T521620CrMoHGB/T521622CrMoHGB/T521644CrMoHGB/T521620CrMnMoHGB/T521620CrMnTiHGB/T521647CrNi3HGB/T521647Cr2Ni4HGB/T521620CrNiMoHGB/T521620CrNi2MoH6、易切削结构钢牌号及化学成分:执行标准牌号0.42～0.500.12～0.180.17～0.230.17～0.230.37～0.440.42～0.490.14～0.190.17～0.220.13～0.180.15～0.200.37～0.440.42～0.490.17～0.230.17～0.230.12～0.180.17～0.230.19～0.250.37～0.440.17～0.230.17～0.230.17～0.230.10～0.170.17～0.230.17～0.230.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.37≤0.37≤0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.17～0.370.50～0.850.55～0.900.50～0.850.55～0.900.50～0.850.50～0.851.00～1.301.10～1.401.00～1.301.00～1.301.00～1.401.00～1.401.05～1.451.20～1.550.55～0.901.10～1.481.10～1.491.10～1.501.10～1.511.10～1.521.10～1.531.10～1.541.10～1.551.10～1.56≤0.250.85～1.250.70～1.100.85～1.250.70～1.100.70～1.100.80～1.101.00～1.300.80～1.101.00～1.35≤0.30≤0.30≤0.30≤0.300.85～1.250.85～1.250.85～1.250.85～1.251.05～1.401.00～1.350.60～0.951.20～1.750.35～0.650.35～0.65≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.30≤0.302.70～3.253.20～3.750.35～0.751.55～2.000.0005～0.00300.0005～0.00300.0005～0.00300.0005～0.0030V=0.07～0.120.0005～0.0030Ti=0.04～0.100.0005～0.0030Mo=0.15～0.25Mo=0.15～0.25Mo=0.35～0.45Mo=0.15～0.25Mo=0.20～0.30Ti=0.04～0.10Mo=0.15～0.25Mo=0.20～0.300.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.035GB/T8731Y12GB/T8731Y12PbGB/T8731Y15GB/T8731Y15pbGB/T8731Y20GB/T8731Y30GB/T8731Y35GB/T8731Y40MnGB/T8731Y45Ca7、冷墩和冷压用钢牌号及化学成分：（1）、非热处理型冷墩和冷挤压用钢牌号及化学成分：执行标准牌号CC0.08～0.160.08～0.160.10～0.180.10～0.190.17～0.250.27～0.350.32～0.400.37～0.450.42～0.50Si0.15～0.35≤0.15≤0.15≤0.150.15～0.350.15～0.350.15～0.350.15～0.350.20～0.40化学成分(%)MnP0.70～1.000.08～0.150.70～1.000.05～0.100.80～1.200.05～0.100.80～1.200.05～0.100.70～1.00≤0.0600.70～1.00≤0.0600.70～1.00≤0.0601.20～1.55≤0.0500.60～0.90≤0.90S0.10～0.200.15～0.250.23～0.330.23～0.330.08～0.150.08～0.150.08～0.150.20～0.300.04～0.08Pb0.15～0.350.15～0.35Ca=0.15～0.35化学成分(%)Si≤MnPSCu≤NiCrGB/T6478ML04ML≤0.060.1GB/T6478ML08AL0.05～0.100.1GB/T6478ML10AL0.08～0.130.1GB/T6478ML15AL0.13～0.180.1GB/T6478ML15AL0.13～0.180.15～0.35GB/T6478ML20AL0.18～0.230.1GB/T6478ML200.18～0.230.15～0.35（2）、表面硬化型冷墩和冷挤压用钢牌号及化学成分：执行标准牌号CSi≤0.20～0.400.30～0.600.30～0.600.30～0.600.30～0.600.30～0.600.30～0.600.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.200.200.200.200.200.200.200.200.200.200.200.200.200.200.20.20.20.20.20.20.2化学成分(%)Mn0.10.60～0.900.10.70～1.000.30.60～0.90P0.0350.0350.035S0.0350.0350.035Cu≤0.200.200.200.200.200.200.20.20.90～1.20NiCrGB/T6478ML18Mn0.15～0.20GB/T6478ML22Mn0.18～0.23GB/T6478ML20Cr0.17～0.23(3)、调质型冷镦和冷挤压用钢牌号及化学成分：执行标准GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478GB/T6478牌号ML25ML30ML35ML40ML45ML15MnML25MnML30MnML35MnML37CrML40CrML30CrMoML35CrMoML42CrMoML20BML28BML35BML15MnBML20MnBML35MnBML37CrBML20MnTiBML15VMnBC0.22～0.290.27～0.340.32～0.390.37～0.440.42～0.500.14～0.200.22～0.290.27～0.340.32～0.390.34～0.410.38～0.450.26～0.340.32～0.400.38～0.450.17～0.240.25～0.320.32～0.390.14～0.200.17～0.240.32～0.390.34～0.410.19～0.240.13～0.18SiMn0.30～0.600.30～0.600.30～0.600.30～0.600.30～0.600.20～0.400.60～0.900.60～0.900.60～0.900.60～0.900.60～0.900.60～0.900.60～0.900.60～0.900.50～0.800.60～0.900.50～0.801.20～1.600.80～1.201.10～1.400.50～0.801.30～1.601.20～1.60≤0.20≤0.20≤0.20≤0.20≤0.200.20～0.40≤0.25≤0.25≤0.25≤0.30≤0.30≤0.30≤0.30≤0.30≤0.40≤0.40≤0.40≤0.40≤0.40≤0.40≤0.40≤0.30≤0.30化学成分(%)ALtMo.Ti.VBCr≥≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.20≤0.200.90～1.200.90～1.200.15～0.250.80～1.100.15～0.250.80～1.100.15～0.250.90～1.200.0005～0.0035≤0.200.0005～0.0035≤0.200.0005～0.0035≤0.200.0005～0.0035≤0.200.0005～0.0035≤0.200.0005～0.0035≤0.200.0005～0.00350.20～0.400.04～0.100.0005～0.0035≤0.200.07～0.120.0005～0.0035≤0.20P0.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.020.020.020.020.020.020.020.020.02GB/T6478ML20VMnB8、高耐侯结构钢牌号及化学成分表：执行标准牌号0.19～0.24化学成分(%)C≤0.25～0.500.120.120.120.12≤0.301.20～1.600.07～0.120.0005～0.0035≤0.200.020.035Si0.20～0.400.10～0.400.20～0.600.25～0.750.15～0.65Mn0.20～0.600.20～0.500.50～0.900.20～0.50≤1.40P0.07～0.150.07～0.120.07～0.120.07～0.12≤0.035S≤0.0350.0350.0350.0350.035CrNiCu0.25～0.550.25～0.4510.25～0.500.25～0.550.25～0.50GB/T4171Q295GNH GB/T4171Q295GNHLGB/T4171Q345GNH GB/T4171Q345GNHL GB/T4171Q390GH9、焊接结构用耐钢牌号及化学成分类：执行标准牌号0.30～0.650.30～1.250.45～0.75化学成分(%)Cr0.40～0.800.40～0.800.40～0.800.40～0.800.25～0.50≤0.650.05～0.30GB/T4172Q235NHGB/T4172Q295NHGB/T4172Q355NHGB/T4172Q460NH10、弹簧钢牌号及化学成分表：（1）、优质碳素弹簧钢号及化学成分表：执行标准牌号C≤0.15≤0.15≤0.160.10～0.18Si0.15～0.400.15～0.50≤0.50≤0.50Mn0.20～0.601.00～1.600.90～1.000.90～1.00P0.0350.0350.0350.035S0.0350.0350.0350.035V0.02～0.10Cu0.02～0.500.02～0.500.02～0.500.02～0.50C0.62～0.700.62～0.750.82～0.900.62～0.70Si0.17～0.370.17～0.370.17～0.370.17～0.37Mn0.50～0.800.50～0.800.50～0.800.90～1.2P0.0350.0350.0350.035化学成分(%)S0.0350.0350.0350.035Cr≤0.250.250.250.25化学成分(%)Ni0.250.250.250.25Cu0.250.250.25GB/T122265钢GB/T122270钢GB/T122285钢GB/T122265Mn(2)、合金弹簧钢牌号及化学成分：执行标准GB/T1222GB/T1222GB/T1222GB/T1222GB/T1222GB/T1222GB/T1222GB/T1222GB/T1222GB/T1222GB/T1222牌号55Si2Mn 55si2MnB 55siMnVB60si2Mn60si2MnA60si2CrA60si2CrVA55CrMnA60CrMnA60CrMnMoA50CrVAC0.52～0.600.52～0.600.52～0.600.56～0.640.56～0.640.56～0.640.56～0.640.50～0.600.56～0.640.56～0.640.46～0.64Si1.50～2.001.50～2.000.70～1.001.50～2.001.60～2.001.40～1.801.40～1.800.17～0.370.17～0.370.17～0.370.17～0.37Mn0.60～0.900.60～0.901.00～1.300.60～0.900.60～0.900.40～0.600.40～0.600.65～0.950.70～1.000.70～1.000.50～0.80VW、Mo、BCrP0.0350.0350.0350.0350.030.030.030.030.030.030.03S≤0.0350.0350.0350.0350.0350.030.030.030.030.030.030.08～0.100.10～0.200.10～0.20≤0.350.0005～0.004≤0.350.0005～0.0035≤0.35≤0.35≤0.300.70～1.000.90～1.200.65～0.950.70～1.000.25～0.350.70～0.900.80～1.10GB/T122260CrMnBA0.56～0.64GB/T122230W4Cr2VA0.26～0.3411、高碳铬轴承钢牌号及化学成分表：执行标准牌号0.17～0.370.17～0.370.70～1.00≤0.400.50～0.800.0005～0.0040.70～1.004.00～4.502.00～2.50化学成分(%)0.030.030.030.03C0.95～1.050.95～1.050.95～1.050.95～1.050.95～1.05Si0.15～0.300.15～0.350.45～0.750.65～0.850.20～0.40Mn0.15～0.300.25～0.450.95～1.250.20～0.400.25～0.40Mo≤0.08≤0.10≤0.100.30～0.400.15～0.25Cr0.35～0.501.40～1.501.40～1.651.40～1.701.65～1.95P0.0250.0250.0250.0270.025S0.0250.0250.0250.020.02Ni≤
0.250.30.30.30.25GB/T18254GCr4GB/T18255GCrl5GB/T18256GCrl5SiMnGB/T18257GCrl5SiMnGB/T18258GCrl8Mo二、不绣钢、耐热钢牌号及化学成分：1、不绣钢牌号及化学成分：（1）、奥氏体不绣钢牌号及化学成分：执行标准GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220牌号1Cr17Mn6Ni5N1Cr18Mn8Ni5N1Cr18Mn10Ni5Mo31Cr17Ni71Ce18Ni9Y1Cr18Ni9Y1Cr18Ni9Se0Cr18Ni900Cr19Ni100Cr19Ni9N0Cr19Ni10NbN00Cr18Ni10N1Cr18Ni120Cr23Ni130Cr25Ni200Cr17Ni12Mo21Cr17Ni12Mo2Ti0Cr17Ni12Mo2Ti00Cr17Ni14Mo20Cr17Ni12Mo2N0Cr17Ni13Mo2N0Cr18Ci12Mo2Cu2C0.150.150.10.150.150.150.150.070.030.080.080.030.120.080.080.080.120.080.030.080.030.08SiMn≤15.50～7.57.50～10.008.50～12.002.002.002.002.002.002.002.002.002.002.002.002.002.002.002.002.002.002.002.00P0.06SCrNi≤0.25N0.0316.00～18.003.50～5.504.00～6.004.00～6.006.00～8.008.00～10.008.00～10.008.00～10.008.00～11.008.00～12.007.00～10.507.50～10.508.50～11.5010.50～13.0012.00～15.0019.00～22.0010.00～14.0011.00～14.0011.00～14.0012.00～15.0010.00～14.0010.50～14.5010.00～14.501.001.001.001.001.001.001.001.001.001.001.001.001.001.001.001.001.001.001.001.001.000.060.0317.00～19.000.060.0317.00～19.000.0350.0316.00～18.000.0350.0317.00～19.000.2 ≥0.1517.00～19.000.20.0617.00～19.000.0350.0317.00～19.000.0350.0318.00～20.000.0350.03518.00～20.000.0350.0318.00～20.000.0350.0317.00～29.000.0350.0317.00～19.000.0350.0322.00～24.000.0350.0324.00～26.000.0350.0316.00～18.500.0350.0316.00～19.000.0350.0316.00～19.000.0350.0316.00～18.000.0350.0316.00～18.000.0350.0316.00～18.000.0350.0317.00～19.00≤0.250.20～0.300.10～0.250.15～0.300.12～0.220.10～0.220.12～0.22GB/T122000Crl8Ni4Mo2Cu20.03GB/T12200Cr19Ni13Mo30.08GB/T122000Cr19Ni13Mo30.03GB/T12201Crl8Nil2Mo3Ti0.12GB/T12200Cr18Ni12Mo3Ti0.08GB/T12200Cr18Ni12Mo50.04GB/T12201Crl8Ni9Ti0.12GB/T12200Cr18Ni10Ti0.08GB/T12200Crl8NillNb0.08GB/T12200Crl8Ni9Cu30.08GB/T12200Crl8Ni13Si40.08(2)、奥氏体——铁素体不锈钢牌号及化学成分：执行标准牌号C0.080.10～0.180.031.001.001.001.001.001.001.001.001.001.003.00～5.002.002.002.002.002.002.002.002.002.002.002.000.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.030.030.030.030.030.030.030.030.030.030.0317.00～19.0018.00～20.0018.00～20.0016.00～19.0016.00～19.0016.00～19.0017.00～19.0017.00～19.0017.00～19.0017.00～19.0015.00～20.0012.00～16.0011.00～15.0011.00～15.0011.00～14.0011.00～14.0015.00～17.008.00～11.009.00～12.009.00～13.008.50～10.5011.50～15.00GB/T12200Cr26NiMo2GB/T12201Cr18NillSi4AlTiGB/T122000Cr18Ni5Mo3Si2(3)铁素体不锈钢牌号及化学成分：执行标准牌号化学成分(%)SiMn≤1.001.503.40～4.000.802.001.00～2.00化学成分(%)Mn≤1.001.001.001.251.000.400.40P0.0350.0350.035S0.030.030.03CrNiMo1.00～3.002.50～3.0023.00～28.003.00～6.0017.50～19.5010.00～12.0018.00～19.004.50～5.50C0.080.030.120.120.120.100.10Si1.001.000.751.001.000.400.40P0.0350.0350.0350.060.0350.030.03S0.030.030.03≥0.150.030.020.02Cr11.50～14.5011.00～13.0016.00～18.0016.00～18.0016.00～18.0028.50～32.0025.00～27.50化学成分(%)MoNi0.600.600.600.600.600.600.60GB/T12200Cr13ALGB/T122000Cr12GB/T12201Cr17GB/T1220Y1Cr17GB/T12201Cr17MoGB/T122000Cr30Mo2GB/T122000Cr27Mo (4)、马氏体不锈钢钢牌号及化学成分:执行标准牌号GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220GB/T1220≤0.600.75～1.251.50～2.500.75～1.50C1Cr121Cr130Cr13Y1Cr131Cr13Mo2Cr133Cr13Y3Cr130.150.150.080.150.08～0.180.16～0.250.26～0.350.26～0.40Si0.51.001.001.000.61.001.001.00Mn1.001.001.001.251.001.001.001.25P0.0350.0350.0350.060.0350.0350.0350.06S0.030.030.03≥0.150.030.030.03≥0.15Cr11.50～13.0011.50～13.5011.50～13.5012.00～14.0011.50～14.0012.00～14.0012.00～14.0012.00～14.00Ni≤0.60≤0.60≤0.60≤0.60≤0.60≤0.60≤0.60≤0.60Mo≤0.600.30～0.60≤0.60GB/T12203Cr13MoGB/T12204Cr13GB/T12201Cr17Ni2GB/T12207Cr17GB/T12208Cr17GB/T12209Cr18GB/T122011Cr17GB/T1220Y11Cr17GB/T12209Cr18MoGB/T12209Cr18MoV(4)沉淀硬化型不锈钢牌号及化学成分:执行标准牌号0.28～0.350.36～0.450.11～0.170.60～0.750.75～0.950.90～1.000.95～1.200.95～1.200.95～1.100.85～0.950.80.60.81.001.000.81.001.000.80.81.000.800.801.001.001.251.001.000.80.80.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.030.030.030.030.030.030.03≥0.150.030.0412.00～14.00≤0.601.50～2.50≤0.60≤0.60≤0.60≤0.60≤0.60≤0.60≤0.60化学成分(%)≤0.60≤0.75≤0.75≤0.75≤0.75≤0.750.40～0.701.00～1.300.50～1.000.200.200.200.200.200.200.200.200.2C0.070.090.09Si1.001.001.00Mn1.001.001.00PGB/T12200Cr17Ni4Cu4nbGB/T12200Cr17Ni7AlGB/T12200Cr15Ni7Mo2Al2、耐热钢牌号及化学成分：（1）、奥氏体不绣钢牌号及化学成分：执行标准GB/T1221GB/T1221GB/T1221GB/T1221GB/T1221GB/T1221牌号5Cr21Mn9Ni4N2Cr21Ni12N2Cr23Ni12N2Cr25Ni201Cr16Ni350Cr15Ni25Ti2MoAlVBCS≤0.0350.0350.035Cr0.0315.50～17.500.0316.00～18.000.0314.00～16.00Ni3.00～5.006.50～7.756.50～7.50Mo3.00～5.00化学成分(%)Si0.350.75～1.251.001.501.501.00Mn8.00～1.001.00～1.602.002.002.002.00P≤0.040.0350.0350.0350.0350.0350.0300.0300.0300.0300.0300.030SCr20.00～22.0020.00～22.0022.00～24.0024.00～26.0014.00～17.0013.50～16.00Ni3.25～4.5010.50～12.5012.00～15.0019.00～22.0033.00～37.0024.00～27.00N、V、B、A1、W0.35～0.500.15～0.300.48～0.580.15～0.280.200.250.150.08V=0.10～0.50Al≤0.35B=0.001～0.010GB/T1221GB/T1221GB/T1221GB/T1221GB/T1221GB/T1221GB/T1221GB/T1221GB/T1221GB/T1221GB/T12210r18Ni90Cr23Ni130Cr25Ni200Cr17Ni12Mo24Cr14Ni14W2mo3Cr18Mn12Si2N2Cr20Mn19Ni2SiN0Cr19Ni13Mo31Cr18Ni9Ti0Cr18Ni10Ti0Cr18Ni11Nb0.070.080.080.080.40～0.500.22～0.300.17～0.260.080.120.080.081.001.001.501.000.81.40～2.201.80～2.701.001.001.001.002.002.002.002.000.710.50～12.508.50～11.002.002.002.002.000.0350.0350.0350.0350.0350.060.060.0350.0350.0350.0350.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.03017.00～19.0022.00～24.0024.00～26.0016.00～18.0013.00～15.0017.00～19.0018.00～21.0018.00～20.0017.00～19.0017.00～19.0017.00～19.008.00～11.0012.00～15.0019.00～22.0010.00～14.0013.00～15.002.00～3.0011.00～15.008.00～11.009.00～12.009.00～13.00W=2.00～2.75N=0.22～0.33N=0.20～0.300Cr18Ni13Si41Cr20Ni14Si21Cr25Ni20Si2(2)、铁素体型耐热钢牌号及化学成分：执行标准牌号GB/T1221GB/T12210.080.200.203.00～5.001.50～2.501.50～2.502.001.501.500.0350.0350.035化学成分(%)P0.040.040.040.04化学成分(%)P0.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.035化学成分(%)P0.0350.0350.0300.0300.03015.00～20.0019.00～22.0024.00～27.0011.00～15.0012.00～15.0018.00～21.00Cr23.00～27.0011.50～14.5011.00～13.0016.00～18.00GB/T12212Cr25NGB/T12210Cr12GB/T122100Cr12GB/T12211Cr17（3）、马氏体型耐热钢牌号及化学成分：执行标准牌号C0.20.080.030.12Si1.001.001.000.75Mn1.51.001.001.00S0.030.030.030.03N0.25Cu0.30CSi0.52.00～3.001.90～2.601.75～2.250.50.50.50.50.51.000.601.000.80.6GB/T12211Cr5MoGB/T12214Cr9Si20.15GB/T12214Cr10Si2Mo0.35～0.50GB/T12218Cr20Si2Ni0.35～0.50GB/T12211Cr11MoV0.75～0.85GB/T12211Cr12Mo0.11～0.18GB/T12212Cr12MoVBbN0.10～0.15GB/T12211Cr12WMoV0.15～0.20GB/T12212Cr12NiMoWV0.12～0.18GB/T12211Cr130.20～0.25GB/T12211Cr13Mo0.15GB/T12212Cr130.08～0.18GB/T12211Cr17Ni120.16～0.25GB/T12211Cr11Ni2W2MoV0.11～0.17GB/T12211Cr11Ni2W2MoV0.10～0.16（4）、沉淀硬化物型耐热刚号及化学成分：执行标准牌号C0.070.09Mn≤0.60.70.70.20～0.600.60.30～0.500.50～1.000.50～0.700.50～1.001.001.001.000.80.6S0.030.030.030.030.030.030.030.030.030.030.030.030.030.03Cr4.00～6.008.00～10.009.00～10.5019.00～20.5010.00～11.5011.50～13.0010.00～13.0011.00～13.0011.00～12.0011.50～13.5012.00～14.0016.00～18.0010.50～12.00Ni≤0.60.60.61.15～1.650.60.30～0.600.60.40～0.800.50～1.000.60.30～0.600.61.50～2.501.40～1.80Mo0.45～0.600.70～0.900.50～0.700.30～0.600.30～0.900.50～0.700.75～1.250.30～0.600.35～0.50Si1.001.00GB/T12210Cr17Ni4Cu4NbGB/T12210Cr17Ni7Al三、工具钢牌号及化学成分：1、碳素工具钢牌号及化学成分：执行标准GB/T1298GB/T1298T7T8牌号Mn≤1.001.00S0.030.03Cr15.50～17.5016.00～18.00Ni3.00～5.006.50～7.75Cu3.00～5.00≤0.050化学成分(%)CSi≤0.65～0.74≤0.350.75～0.84≤0.35Mn≤0.40≤0.40P0.0350.035S0.0300.030Cr≤0.250.25Ni0.200.20Cu0.300.30GB/T1298T8MnGB/T1298T9GB/T1298T10GB/T1298T11GB/T1298T12GB/T1298T132、合金工具钢牌号及化学成分：（1）、量具刃具用钢牌号及化学成分：执行标准牌号0.80～0.900.85～0.940.95～1.041.05～1.141.15～1.241.15～1.35≤0.35≤0.35≤0.35≤0.35≤0.35≤0.350.40～0.60≤0.40≤0.40≤0.40≤0.40≤0.400.0350.0350.0350.0350.0350.0350.0300.0300.0300.0300.0300.0300.250.250.250.250.250.250.200.200.200.200.200.200.300.300.300.300.300.30化学成分(%)C0.85～0.950.75～0.851.30～1.450.95～1.100.80～0.951.05～1.25Si1.20～1.600.30～0.60≤0.40≤0.40≤0.40≤0.40Mn0.30～0.600.60～0.80≤0.40≤0.40≤0.40≤0.40Cr0.95～1.250.50～0.701.30～1.651.30～1.700.10～0.30WP0.0300.0300.0300.0300.0300.030S≤0.0300.0300.0300.0300.0300.0300.350.250.250.250.250.25NiGB/T12999SiCrGB/T12998MnSiGB/T1299Cr06GB/T1299Cr2GB/T12999Cr2GB/T1299W(2)、耐冲击工具钢牌号及化学成分：执行标准牌号0.80～1.20化学成分(%)C0.35～0.450.45～0.550.55～0.650.50～0.650.45～0.55Si0.80～1.100.50～0.800.50～0.801.75～2.250.20～1.00Mn≤0.40≤0.40≤0.400.60～1.000.20～0.90Cr1.00～1.301.00～1.301.00～1.300.10～0.503.00～1.80W.Mo2.00～2.502.00～2.502.20～2.700.20～1.351.30～1.80VP0.0300.0300.0300.0300.030S0.0300.0300.0300.0300.030GB/T12994CrW2SiGB/T12995CrW2SiGB/T12996CrW2SiGB/T12996CrMnSi2MolVGB/T12995Cr3Mn1SiMo1V(3)、冷作模具钢牌号及化学成分：执行标准GB/T1299GB/T1299GB/T1299GB/T1299GB/T1299GB/T1299GB/T1299GB/T1299GB/T1299GB/T1299GB/T1299牌号Cr12Cr12Mo1V1Cr12MoVCr5Mo1V9Mn2VCrWMn9CrWMnCr4W2MoV6Cr4W3Mo2VNb6W6Mo5Cr4V7CrSiMnMoV0.15～0.35≤0.35化学成分(%)C2.00～2.301.40～1.601.45～1.700.95～1.050.85～0.950.90～1.050.85～0.901.12～1.250.60～0.700.55～0.650.65～0.75Si≤0.40≤0.40≤0.40≤0.40≤0.40≤0.40≤0.400.40～0.70≤0.40≤0.400.85～1.15MnCrWV0.50～1.100.15～0.500.10～0.20MoNb≤0.4011.50～13.00≤0.6011.00～13.00≤0.4011.50～13.00≤0.504.75～5.501.70～2.000.80～1.100.90～1.201.20～1.600.90～1.200.50～0.800.50～10.80≤0.403.50～4.001.90～2.60≤0.403.80～4.402.50～3.50≤0.603.70～4.306.00～7.000.65～1.050.90～1.200.70～1.200.90～1.400.80～1.100.80～1.200.70～1.100.15～0.300.80～1.201.80～2.504.50～5.500.20～0.500.20～0.35(4)、热作模具钢牌号及化学成分：化学成分（%）执行标准牌号C0.50～0.600.50～0.600.30～0.400.47～0.570.32～0.420.40～0.500.75～0.850.35～0.450.35～0.450.33～0.430.32～0.420.32～0.42Si0.25～0.60≤0.40≤0.400.80～1.100.60～0.90≤0.40≤0.400.80～1.100.80～1.100.80～1.200.80～1.200.80～1.20Mn1.20～1.600.50～0.80≤0.600.80～1.10≤0.65≤0.60≤0.600.80～1.100.25～0.700.20～0.500.20～0.50≤0.40Cr0.60～0.900.50～0.802.20～2.703.80～4.302.80～3.303.40～4.403.20～3.801.30～1.503.00～3.754.75～5.504.75～5.504.75～5.50WVMo0.15～0.300.10～0.300.10～0.302.80～3.402.50～3.001.50～2.100.40～0.602.00～3.001.00～1.601.00～1.75AlGB/T12995CrMnMoGB/T12995CrNiMoGB/T12993Cr2W8VGB/T12995Cr4Mo3SiMnVAlGB/T12993Cr3Mo3W2VGB/T12995Cr4W5Mo2VGB/T12998Cr3GB/T12994CrMnSiMovGB/T12994Cr3Mo3SiVGB/T12994Cr5MoSiVGB/T12994Cr5MoSiV1GB/T12994Cr5W2VSi(5)、无磁模具钢牌号及化学成分：执行标准牌号7.50～9.001.20～1.804.50～5.300.20～0.500.80～1.200.80～1.200.70～1.100.20～0.400.25～0.750.30～0.600.80～1.200.60～1.000.30～0.701.60～2.40化学成分（%）C0.65～0.75Si≤0.80Mn14.5～16.5Cr2.00～2.50W0.50～0.80V1.50～2.00Mo0.50～0.80化学成分（%）P0.0300.030Al2.30～3.30GB/T12997Mn15Cr2Al3V2WMo(6)、高速工具钢牌号及化学成分：执行标准牌号C0.28～0.400.32～0.40Si0.20～0.800.20～0.40Mn0.60～1.000.60～0.80Cr1.40～2.001.70～2.00Mo0.30～0.550.25～0.40Ni≤0.250.85～1.15S≤0.0300.030GB/T12993Cr2MoGB/T12993Cr2NiMo3、高速工具钢牌号及化学成分：（1）、钨系工具钢牌号及化学成分：执行标准牌号C0.70～0.800.70～0.800.75～0.851.50～1.60Si0.20～0.400.20～0.400.20～0.400.15～0.40Mn0.10～0.400.10～0.400.20～0.400.15～0.40P0.0300.0300.0300.030SGB/T9943W18Cr4VGB/T9943W18Cr4VCo5GB/T9943W18Cr4V2Co8GB/T9943W12Cr4V5Co5(2)、钼系高速工具钢牌号及化学成分：执行标准牌号化学成分（%）Ni≤0.0300.0300.0300.030Cu0.030.030.030.030.250.250.250.20化学成分（%）CuCr3.80～4.403.75～4.503.75～5.003.75～5.00CSiMnPSNiCrGB/T9943GB/T9943GB/T9943GB/T9943GB/T9943GB/T9943GB/T9943GB/T9943GB/T9943GB/T9943W6Mo5Cr4V2CW6Mo5Cr4V2W6Mo5Cr4V3CW6Mo5Cr4V3W2Mo9Cr4V2W6Mo5Cr4V2Co5W7Mo4Cr4V2Co5W2Mo9Cr4VCo8W6Mo3Cr4VW6Mp5Cr4V2Al0.80～0.900.95～1.051.00～1.101.15～1.250.97～1.050.80～0.901.05～1.151.05～1.150.77～0.871.05～1.200.20～0.450.20～0.450.20～0.450.20～0.400.20～0.550.20～0.450.15～0.300.15～0.650.20～0.400.20～0.600.15～0.400.15～0.400.15～0.400.15～0.400.15～0.400.15～0.400.15～0.400.15～0.400.15～0.400.15～0.400.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.30.30.30.30.30.30.30.30.30.30.200.250.200.200.200.200.200.200.200.203.80～4.403.80～4.403.75～4.503.75～4.503.50～4.003.75～4.503.75～4.503.45～4.253.80～4.403.80～4.40Nb0.015～0.0600.015～0.0600.015～0.0600.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.20Ti0.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.20AL ≥0.0150.0150.0150.0150.0150.0150.0150.0150.0150.0150.0150.0150.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.02～0.200.0150.0150.0150.0150.0150.0150.0150.0150.0150.0150.0150.015V0.05～0.120.05～0.120.00350.00350.00350.00350.00350.0035B0.0005～0.00350.0005～0.00350.0005～0.0035B0.0005～0.00350.0005～0.0035RE ≤0.05Cu0.30.30.30.30.30.30.3CuV0.30.15～0.300.30.10～0.200.30.15～0.300.30.15～0.300.30.30～0.50CuA10.30.70～1.10V0.10～0.200.10～0.20Cu0.30.30.80～1.100.80～1.100.80～1.100.80～1.10Ni0.30.3Cu0.30.3Cu0.3S≤0.025Cu0.3Cu0.30.3S≤Cu0.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.250.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.30.3ALt≥0.020.020.020.020.02ALt≥0.020.020.02S≤0.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.0350.035Ni0.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.02Cu0.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.020.0350.020.02Ti≤0.10.030.1RE0.150.150.12NiNi≤0.350.350.350.350.350.350.350.350.350.350.35Cu0.250.250.250.250.250.250.250.250.250.250.250.350.350.250.25Cu≤0.20.250.250.250.25模15×1015×1015×1015×1015×10O连12×1012×1012×1012×1012×10Cu≤0.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.20.21.00～2.50Mo其它2.80～3.50≤0.60Se≥0.15Nb≤0.152.00～3.001.80～2.501.80～2.502.00～3.002.00～3.002.00～3.001.20～2.75Ti=5×(c-0.02)～0.80Ti=5×C～0.701.00～2.500.20.20.20.20.20.20.20.23.00～4.000.21.20～2.753.00～4.003.00～4.002.50～3.502.50～3.504.00～6.00Ti=5×(c-0.02)～0.80Ti=5×C～0.70Ti=5×(c-0.02)～0.80Ti ≥5×CNb≤10×CCu≤0.20.20.2Al0.10～0.30Ti0.40～0.70Cu≤0.200.200.200.200.200.200.20Al0.10～0.30其它Ni+Cu≤0.50Cu≤0.200.200.200.200.200.200.200.20V0.200.07～0.12Cu3.00～5.000.20.25Nb0.15～0.45Al0.75～1.500.75～1.50Mo、Nb、TiMo=1.00～1.50Ti=1.90～2.35～0.010Mo=2.00～3.00Mo=0.25～0.40Mo=3.00～4.005×(C－0.02)～0.80Ti=≥10×CNb≥10×CAl0.10～0.30VW.NbCu.N0.25～0.400.10～0.400.18～0.300.20～0.400.20～0.600.70～1.100.70～1.25N=0.00～0.10Cu≤0.300.18～0.301.50～2.00Nb0.15～0.45AL0.75～1.50Cu0.300.300.300.300.300.30Ni≤0.250.250.250.250.25Cu0.300.300.300.300.30Co≤1.00P0.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.030S≤0.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.030Ni0.250.250.250.250.250.250.250.250.250.250.25Cu0.300.300.300.300.300.300.300.300.300.300.30Ni≤0.251.40～1.80≤0.25≤0.25≤0.25≤0.25≤0.25≤0.25≤0.25≤0.25≤0.25≤0.25P0.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.030S≤0.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.0300.030Ti0.25Cu0.300.350.300.300.300.300.300.300.300.300.300.30Ni≤0.25P0.030S≤0.030Cu0.030Cu0.030.030.2<0.300.40～1.000.50～1.25<1.00V1.00～1.400.80～1.201.80～2.404.50～5.25W17.50～19.0017.50～19.0017.50～19.0011.75～13.00Co4.25～5.757.00～9.504.75～5.25MoVWCo、Al4.50～5.504.50～5.504.50～6.504.50～6.508.20～9.204.50～5.503.25～4.759.00～10.002.70～3.304.50～5.501.75～2.201.75～2.202.25～2.752.75～3.251.75～2.251.75～2.251.75～2.250.95～1.351.30～1.701.75～2.205.50～6.755.50～6.755.00～6.755.00～6.751.40～2.105.50～6.506.25～7.001.15～1.858.50～9.505.50～6.754.50～5.504.75～5.757.75～8.754.50～5.500.80～1.20