AUK1 AUK11 ...
AUK1AUK11合金钢合金结构钢(拉力钢)A2317A23302335A2340A2345E2512E2515E2517A3115A3120A313031353140A3141A3145A3150...
PC55 QD6F ...
PC55QD6FQD61A411941204121A41254130TS41304131TS4132E41324135TS4135E41354137TS4137E41374140TS41404142...
QC11 QM300...
QC11QM300QS630钢材613561456140615061526195726080B2080B2580B3080B3580B3780B40TS80B4080B45TS80B4580B458...