Ⅰ《GB》国产
◤ 碳素结构钢：Q195 Q215A Q215B Q235B Q235C Q235D Q275A Q275B Q275C Q275D U11952 U12152 U12155 U12352 U12355 U12358 U12359 U12752 U12735 U12758 U12759
◤ 低合金高温强度钢：Q295A Q295B Q345A Q345A Q345C Q345D Q345E Q390A Q390B Q390C Q390D Q390E Q420A Q420B Q420C Q420D Q420E Q460C Q460D Q460E  L02951 L02952 L03451 L03452 L03453 L03454 L03455 L03901 L03902 L03903 L03904 L03905 L04201 L04202 L04203 L04204 L04205 L04603 L04604 L04605                                    
◤ 耐候钢：09CuPCrNiA Q235NH Q295NH Q355NH Q460NH Q295GNH Q295GNHL Q345GNH Q345GNHL Q390GNH L52350 L52950 L53550 L54600 L52951 L52952L53451 L53452 L53901
◤ 优质碳结构钢：08F 10F 15F 08# 10# 15# 20# 25# 30# 35# 40# 45# 50# 55# 60# 65# 70# 15Mn 20Mn 25Mn 30Mn 35Mn 40Mn 45Mn 50Mn 60Mn 70Mn U20080 U20100 U20450 U20082 U20102 U20152 U20202 U20252 U20302 U20352 U20402 U20452 U20502 U20552 U20602 U20652 U20702 U20752 U20702 U20752 U21152 U21202 U21252 U21302 U21352 U21402 U21352 U21402 U21602 U21652 U21702
◤ 非调质结构钢：YF35V YF40V YF45V YF35MnV YF40MnV YF45MnV  F45V  F35MnVN F40MnV对应：L22358 L22408 L22468 L27358 L22428 L22478 L22418
◤ 合金结构钢：20Mn2 30Mn2 35Mn2 40Mn2 45Mn2 50Mn2 20MnV 27SiMn 35SiMn 42SiMn 20SiMn2MoV 37SiMn2MoV 40B 45B 50B 40MnB 45MnB 20MnMoB 15MnVB 20MnVB 40MnVB 20MnTiB 25MnTiBRE 15Cr 15CrA 20Cr 30Cr 35Cr 40Cr 45Cr 50Cr 38CrSi 12CrMo 30CrMoA 35CrMo 42CrMo 12CrMoV 35CrMoV 12Cr1MoV 25Cr2MoVA 25Cr2Mo1VA 38CrMoAl 40CrV 50CrVA 15CrMn 20CrMn 40CrMn 20CrMnSi 25CrMnSi 30CrMnSi 30CrMnSiA 35CrMnSiA 20CrMnMo 40CrMnMo 20CrMnTi 30CrMnTi 20CrNi 40CrNi 45CrNi 50CrNi 12CrNi2 12CrNi3 20CrNi3 30CrNi3 37CrNi3 12Cr2Ni4 20Cr2Ni4 20CrNiMo 40CrNiMoA 18CRNiMnMoA 45CrNiMoVA 18Cr2Ni4WA 25Cr2Ni4WA  A00202 A00302 A00352 A00402 A00452 A00502 A01202 A10272 A10352 A10422 A14372 A70402 A70452 A70502 A71402 A71452 A72202 A73152 A73202 A73402 A74202 A74252 A20152 A20453 A20202 A20302 A20352 A20402 A20452 A20502 A21382 A30122 A30152 A30202 A30302 A30303 A30352 A30422 A31122 A31352 A31132 A31253 A31263 A33382 A23402 A23503 A22152 A22202 A22402 A24202 A24252 A24302 A24303 A24353 A34202 A34402 A26202 A26302 A40202 A40402 A40452 A40502 A41122 A42122 A42202 A42302 A42372 A43122 A43202 A50202 A50403 A50183 A51453 A52183 A52253    
◤ 结构钢：45H 45AH 15CrH 15CrAH 20CrH 20CrAH 20Cr1H 20Cr1AH 40CrH 40CrAH 45CrH 45CrAH 15CrMoH 15CrMoAH 20CrMoH 20CrMoAH 22CrMoH 22CrMoAH 42CrMoH 42CrMoAH 16CrMnH 16CrMnAH 20CrMnH 20CrMnAH 15CrMnBH 15CrMnBAH17CrMnBH 17CrMnBAH 40MnBAH 40MnBH 45MnBH 45MnBAH 20MnVBH 20MnVBAH 20MnTiBH 20CrMnMoH 20CrMnMoAH 20CrMnTiH 20CrMnTiAh 20CrNi3H 20CrNi3AH 12Cr2Ni4H 12Cr2Ni4AH 20CrNiMoH 20CrNiMoAH 20CrNi2MoH 20CrNi2MoAH U59455 U59457 A20155 A20157 A20205 A20207 A20215 A20217 A20405 A20407 A20455 A20457 A30155 A30157 A30205 A30207 A30255 A30227 A30425 A30427 A22165 A22167 A22205 A22207 A25155 A25157 A25175 A25177 A71407 A71405 A71455 A71457 A73205 A73207 A74205 A74207 A34205 A34207 A26205 A26207 A42205 A42207 A43125 A43127 A50205 A50207 A50215 A50217
◤ 低碳素结构钢：55Ti 60Ti 70Ti
◤ 易切削结构钢：Y12 Y12Pb Y15 Y15Pb Y20 Y30 Y35 Y40Mn Y45Ca U71122 U72122 U71152 U72152 U70202 U70302 U70352 U20409 U73452
◤ 冷镦钢：ML04Al ML08Al ML10Al ML15Al ML15 ML20Al ML20 ML18Mn Ml22M ML20Cr ML25 ML30 ML35 ML40 ML45 ML15Mn ML25Mn ML30Mn ML35Mn ML37Cr ML40Cr ML30CrMo ML35CrMo ML42CrMo ML20B ML28B ML35B ML15MnB ML20MnB ML35MnB ML37CrB ML20MnTiB ML15MnVB ML20MnVB U40048 U40088 U40108 U40158 U40152 U40208 U40202 U41188 U40202 U41188 U40252 U40302 U40352 U40402 U40452 L20158 U41252 U41352 A20374 A20404 A30304 A30354 A30424 A70204 A70284 A70354 A71154 A71204 A71354 A20378 A74204 A73154 A73204
◤ 轴承钢：GCr4 GCr15 GCr15SiMn GCr15SiMo GCr18Mo G20CrMo G20CrNiMo G20CrNi2Mo G20Cr2Ni4 G10CrNi3Mo G20Cr2Mn2Mo G9Cr18 G9Cr18Mo G1Cr18Ni9Ti B00040 B00150 B01150 B03150 B02180 B10200 B12200 B11200 B12100 B10210 B21800 B21810 B32160
◤ 结构钢：船体用钢（普通强度钢）U51222  U51212  U51218  U51188（高强度钢）A32 D32 E32 F32 A36 D36 E36 F36 A40 D40 E40 F40 L34402 L34404 L34405 L34407 L34902 L34904 L34905 L34907 L35102 L35104 L35105 L35107 Q235q Q345q Q375q Q420q
◤ 压力容器钢：20R 16MnR 15MnVR 18MnMoNbR 13MnNiMoNbR 15CrMoR U50204 L20163 L22153 L27153 A05189 A63138 A30159（低温压力容器钢）16MnDR 15MnNiDR 09Mn2VD 09MnNiDR L20173 L28152 A01098 L28093
◤ 锅炉用钢：20g 22Mng 15CrMng 16Mng 19Mng 13MnNiCrMoNbg 12CrMnVg U50202 U42223 A30157 L20162 L20192 A55137 A31137
◤ 汽车大粱用热轧钢：370L 420L 440L 510L 550L L11381 L12431 L13451 L14521 L15561
◤ 碳素结构钢：Q235GJ Q345GJ Q390GJ Q420GJ Q460GJ U32354 U32355 U32356 U32357 L13464 L13465 L13466 L13467 L13909 L13899 L13889 L14209 L14199 L14189 L14609 L14599 L14589
◤ 耐腐蚀钢：Q235NHYJ Q245NHYJ Q295GNHJ Q310GNHLJ Q345GNHJ Q345GNHLJ A20123 A20133 L52953 L53103 L53104 L53453 L53454
◤ 结构钢：LT01 LT02 LT03 LT04 LT05
◤ 合金结构钢：12CrNi3A 12Cr2Ni4A 15CrA 18CrWNi4WA 20CrNi3A 30CrMnSiA 35CrMnSiA 30CrMnSiNi2A 38CrMoAlA 38CrA 38CrE 40CrNiMoA 50CrVA 40CrA 30CrNi3A 25Cr2Ni4WA 30CrMnMoTiA30SiMn2MoVA 30SiMn2MoVE 30CrNi2MoVA A42123 A43123 A20153 A25183 A42203 A24303 A24353 A45303 A33383 A20383 A20386 A50403 A23503 A20403 A42303 A52253 A34313 A14303 A14306 A51303
◤ 冷镦钢：ML10 ML15 ML18 ML20 ML25 ML30 ML35 ML40 ML45 ML20MnA ML30CrMnSiA ML16CrSiNi ML20CrMoA ML30CrMoA ML35CrMoA ML42CrMoA ML38CrA ML40CrNiMoA U40102 U40052 U4012 U40202 U40252 U40302 U40352 U40402 U40452 A00204 A24304 A45164 A30204 A30314 A30354 A30424 A20384 A50404
◤ 弹簧钢：65Mn 70Mn 85Mn 55Si2Mn 55Si2MnB 55SiMnVB 60Si2Mn 60Si2MnA 60Si2CrA 60Si2CrVA 55CrMnA 50CrMnA 60CrMnMoA 50CrVA 50CrMnBA 30W4Cr2VA
◤ 碳素钢：24MnTi 20MnSi 41MnSiV  L33350 L34000 L35000 K20MnSi 40Si2Mn 48Si2Mn 45Si2Cr