34CRA1S534CRA1MO541CRA1MO731CRMO1231CRMOV915CRMOV13-939CRMOV13-934CRA1NI71.85041.85061.85071.85091.85091.85151.85191.85211.85231.8550CF35C35GCF45***5GCF53C53GCF70C70G40MN437MNSI545CR238CR442CR434CRMO441CRMO449CRMO451CRV450CRV458CRV479NI183NI11.11851.11931.12131.12491.11571.51221.70051.70431.70451.72201.72381.81381.81591.81611.697116972调质结构钢C22C25)