合金结构钢：20Mn2 30Mn2 35Mn2 40Mn2 45Mn2 50Mn2 20MnV 27SiMn 35SiMn 42SiMn20SiMn2MoV 25SiMn2MoV 37SiMn2MoV 40B 45B 50B 40MnB 45MnB 20MnMoB 15MnVB 20MnVB40MnVB 20MnTiB 20Cr 30Cr 35Cr 40Cr 45Cr 50Cr 38CrSi 12CrMo 15CrMo 20CrMo 30CrMo30CrMoA 35CrMo 40CrMo 12CrMoV 35CrMoV 12Cr1MoV 25Cr2MoVA 25Cr2Mo1VA 38CrMoAl40CrV 50CrVA 15CrMn 20CrMn 40CrMn 20CrMnSi 25CrMnSi 30CrMnSi 30CrMnSiA35CrMnSiA 20CrMnMO 40CrMnMo  20CrMnTi30CrMnTi 20CrNi 40CrNi 45CrNi 50CrNi 12CrNi2 12CrNi3 20CrNi3 30CrNi3 37CrNi312Cr2Ni4 20Cr2Ni4 20CrNiMo 40CrNiMoA 45CrNiMoVA 18CrNiMnMoA 18Cr2Ni4WA 25Cr2Ni4WA12Mn2A 16Mn2A 38CrA