SN 211 605-1986 Wrought copper-aluminium alloysChemical composition and forms of wrought products《非铁重金属铸造合金，铜 锡合金（铸铁 锡青铜和红铜）材料 化学成分，供货形式，机械属性，技术主要特征，应用示例》.pdf

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