CuSn6P磷青铜耐...

PB103磷青铜耐高...

C51900磷青铜耐...

CuSn6磷青铜抗腐...

QSn6.5-0.4...

CuSn6磷青铜抗腐...

C5191磷青铜抗腐...

CuSn6P磷青铜库...

PB103磷青铜硬度...

C51900磷青铜对...

CuSn6磷青铜哪个...

QSn6.5-0.1...

CuSn4Pb4Zn...

CuSn4Zn4Pb...

C54400锡青铜可...

Qsn4-4-4锡青...

C5441锡青铜国内...

C54000锡青铜国...

Qsn4-4-2.5...

HNi65-5镍黄铜...

HSI80-3硅黄铜...

HMn55-3-1锰...

HMn57-3-1锰...

HMn58-2锰黄铜...

HMn62-3-3-...

HAl59-3-2铝...

HAl60-1-1铝...

HAl61-4-3-...

HAl66-6-3-...

HAl67-2.5铝...