通过静态浸泡腐蚀实验、电化学实验、X射线衍射分析、扫描电镜、电子探针、光电子能谱等方法研究高铝青铜合金Cu-14Al-X在5.0% H2SO4溶液中的耐蚀性能及腐蚀行为.结果表明:在H2SO4溶液中,Cu-14Al-X合金有良好的耐蚀性能,合金中的(α+γ2)共析体与β'相、α相和κ相相比,具有优先腐蚀倾向,合金主要发生脱铝腐蚀.腐蚀钝化膜的形成及热处理后合金各相成分趋于一致,均使合金耐腐蚀性能得到改善.
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