合金结构钢20Mn230Mn235Mn240Mn245Mn250Mn220MnV27SiMn35SiMn42SiMn20SiMn2MoV25SiMn2MoV37SiMn2MoV40B45B50B40MnB45MnB20MnMoB15MnVB20MnVB40MnVB20MnTiB25MnTiBRE15Cr15CrA20Cr30Cr35Cr40Cr45Cr50Cr38CrSi12CrMo15CrMo20CrMo30CrMo30CrMoA35CrMo42CrMo12CrMoV35CrMoV12Cr1MoV25Cr2MoVA25Cr2Mo1VA38CrMoAl40CrV50CrVA15CrMn20CrMn40CrMn20CrMnSi25CrMnSi30CrMnSi30CrMnSiA35CrMnSiA20CrMnMo40CrMnMo20CrMnTi30CrMnTi20CrNi40CrNi45CrNi50CrNi12CrNi212CrNi320CrNi330CrNi337CrNi312Cr2Ni420Cr2Ni420CrNiMo40CrNiMoA18CrNiMnMoA45CrNiMoVA18Cr2Ni4WA25Cr2Ni4WA保证淬透性结构钢和低淬透性结构钢45H45AH15CrH15CrAH20CrH20CrAH20Cr1H20Cr1AH40CrH40CrAH45CrH45CrAH15CrMoH15CrMoAH20CrMoH20CrMoAH22CrMoH22CrMoAH42CrMoH42CrMoAH16CrMoH16CrMoAH20CrMnH20CrMnAH15CrMnBH15CrMnBAH17CrMnBH17CrMnBAH40MnBAH40MnB45MnBH45MnBAH20MnVBH20MnVBAH20MnTiBH20MnTiBAH20CrMnMoH20CrMnMoAH)