摘要：采用阳极极化测定法研究了在弱酸（pH=6）、弱碱性（pH=8）溶液中Sn,Zn两元素对铜腐蚀行为的影响。试验结果显示，含Sn5％（ω）的铜合金在弱酸性溶液中能形成更加致密和稳定的钝化膜。从而提高铜的耐蚀性；在弱碱性溶液中，Sn、Zn对提高铜的耐蚀性作用不明显。
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