供应灯饰黄铜板C33...

高强度高耐抗磨铝硅黄...

供应高强度铅镍铜板C...

QSn4-3锡青铜棒...

特硬磷青铜QSN65...

供应铸造Qsn5-5...

减摩性高易焊接QSn...

锡青铜棒材硬度QSn...

铸造锡青铜棒QSn7...

生产加工锡青铜板QS...

供应高铅锡青铜条C9...

加工定做铜合金铸造C...

铸造铜合金C9370...

供应环保磷铜棒C54...

耐摩加工锡磷青铜带C...

连铸锻件铜合金C52...

供应含高铅量船用黄铜...

供应钛板钛棒TA28...

熔炼铸造高强度k21...

K213铸造高温母合...

凯泓供应K213K1...

K214K14轴晶铸...

K401K1铸造高温...

K401铸造高温合金...

供应K402K2C7...

零切供应K403铸造...

K405高温合金卷板...

供应耐蚀K406铸造...

切割定制K406C铸...

铸件K407铸造高温...