青铜棒

铝青铜管QAL9-4铝青铜棒

锦发铜铝 ZCuAl03Sn铝青铜棒

C95600 锡青铜板C95600锡青铜棒

c5191磷青铜棒 是什么材质

美标QSn6.5-0.1锡青铜棒

磷青铜棒C5440磷青铜棒

C87400硅青铜棒；C87900硅青铜棒

QMn5锰青铜棒

QAl9-2铝青铜棒/国标铝青铜棒

国标QAl9-4铝青铜棒青铜铜合金

c64200铝青铜棒 优质铝青铜

铝青铜棒 aluminum bronze bar

C87400硅青铜棒、QSi3-1硅青铜棒

厂家供应 铝青铜棒

铜川紫铜棒，黄铜棒，青铜棒锡青铜棒，磷青铜棒，铝青铜