铸铝英标铝板AlSi12MnMg¥100去看看传奇昱昱发布了英标铸铝AlSi7Mg0.5(LM5)铝板AlSi12(LM12) AlSi12MnMg(LM9)铝棒铸铝英标铝板AlSi12MnMg¥100去看看依依金属零售批发企业店发布了英标铸铝AlSi7Mg0.5(LM5)铝板AlSi12(LM12) AlSi12MnMg(LM9)铝棒