专营军工钢
2Cr13军工钢
40CrniMoA军工钢
40CrniMo军工钢
38CrMoAlA军工钢
38CrMoAl军工钢
30CrMnSiNi2A军工钢
30CrMnSiNi2军工钢
30CrMnSiA军工钢
30CrMnSi军工钢
1Cr17Ni2军工钢