合金结构钢 20Mn2 20Mn6 1.1169 20M5 22Mn6 SMn420 150M19 1320 30Mn2 30Mn5 1.1165 32M5 28Mn6 150M28 1330 G13300 35Mn2 36Mn5 1.1167 35M5 36Mn6 SMn433 2120 150M6 1335 G13350 40Mn2 40M5 42Mn6 SMn438 1340 G13400 45Mn2 46Mn7 1.0912 45M5 SMn443 1345 G13450 50Mn2 50Mn7 1.0913 55M5 15MnV 15MnV5 1.5213 20MnV 20MnV6 1.5217 42MnV 42MnV7 1.5223 35SiMn 1.5122 38MS5 En46S 42SiMn 46MnSi4 1.5121 41S7 40B 170H41 14B35 45B 14B50 40MnB 38MB5 185H40 15Cr 15Cr3 1.7015 12C3 SCr415 15X523A14 5115 G51150 523M15 20Cr 20Cr4 1.7027 18C3 20Cr4 SCr420 527A20 5120 G51200 30Cr 28Cr4 1.7030 32C4 SCr430 530A30 5130 G51300 35Cr 34Cr4 1.7033 38C4 34Cr4 SCr435 530A36 5135 G51350 40Cr 41Cr4 1.7035 42C4 41Cr4 SCr440 2245 530A40 5140 G51400 530M40 45Cr 45C4 SCr445 5145 G51450 50Cr 50C4 5150 G51500 12CrMo 13CrMoV44 1.7335 12CD4 2216 4119 12CrMoV Cr27 15CrMo 15CrMo5 1.7262 15CD4.05 SCM415 Cr31 20CrMo 20CrMo5 1.7264
