批发H65/H68/H90黄铜线/扁线;C2680黄铜线/扁
批发HSI80-3硅黄铜管/..
批发H65/H68/H90黄..
批发2024/6061铝角;..
批发4032/4043铝合金..
批发2011/6262铝合金..
厂直销:环保HSI80-3硅..