唐宁,李周,程建奕,肖柱,龚深,张德智

• 1:中南大学材料科学与工程学院
• 2:中南大学材料科学与工程学院
• 3:中南大学材料科学与工程学院
• 4:中南大学材料科学与工程学院

摘要(Abstract)：

设计了一种无砷的HAl77-2-Re耐腐蚀铝黄铜。利用失重法、电化学测试、X射线衍射分析、扫描电镜与能谱分析等手段研究了这种稀土铝黄铜在NaCl(3.5%)溶液中的耐腐蚀性能及其腐蚀行为。结果表明:在稀土铝黄铜的腐蚀过程中,稀土参与了表面腐蚀产物膜的形成,增大了极化电阻,抑制了腐蚀的进行,提高了合金的耐腐蚀性能;与含砷铝黄铜相比,表现出了较好的耐腐蚀性能。

关键词(KeyWords)： 黄铜;腐蚀;稀土

Abstract:

Keywords:

基金项目(Foundation): 国家“863”计划项目(2006AA03Z517);; 国际铜业协会“耐蚀铜合金”资助项目(MBP3553)

作者(Author): 唐宁,李周,程建奕,肖柱,龚深,张德智

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