20CrMnSiNi2
37SiMn2MoV
25Cr2Ni4WA锻件及圆钢
18Cr2Ni4WA锻件及圆钢
45CrNiMoVA锻件及圆钢
20Ni4MoA
40Cr2NiMoA
20Cr2NiMoA锻件及圆钢
12CrNi2锻件/圆钢
34CrNi3MoA