合金钢,碳工钢
16/20MnCr5 GCr15 38CrMoAl 20CrMo 30CrMo 35CrMo 42CrMo Q355D/B/E 17CrNiMo6 27SiMn T10A 9Cr18 9Cr18Mo/V 65Mn 20CrMnMo 40CrNiMoA 20CrMnTi 30CrMnTi 30CrMnSiA 35CrMnSiA 8620H 20CrNiMoA SAE4340 35CrMoV 34CrNiMo6 30CrNiMo8 50CrA Q235B 5CrNiMo 12Cr1MoV 25Cr2MoVA 25Cr2Mo1V