25Cr2MoVA圆钢西宁/抚顺/贵钢
42CrMo/42CrMoA..
25Cr2MoVA圆钢西宁/..
30CrMo/30CrMoA..
38CrMoAl/38CrM..
20CrNiMoA/SAE8..