Electrochemical Corrosion Resistance of Al-Sn-Cu Coatings
摘 要
通过调节溅射气压, 在不锈钢基底上获得了一系列Al-Sn-Cu合金涂层。采用电化学分析仪测试了所获得涂层的电化学腐蚀性能。结果表明, Al-Sn-Cu涂层随着溅射气压的增高, 耐腐蚀性降低, 低溅射气压筛下制备的涂层具有良好的耐腐蚀性能。Al、Sn含量的增加能改善膜层的耐腐蚀性能。
Abstract
A series of Al-Sn-Cu coatings were prepared by adjusting the sputtering pressure, and the electrochemical corrosion properties of the coatings prepared by different sputtering pressures were investigated. The results showed that the corrosion resistance of Al-Sn-Cu coating became lower with the increase of sputtering pressure. Coatings prepared by lower sputtering pressure have good corrosion resistance. The increase of Al and Sn can improve the corrosion resistance of the coatings.
中图分类号 TG174
所属栏目 试验研究
基金项目 上海市教委科技发展基金(11CXY57); 上海市重点学科建设项目(J51402)
收稿日期 2011/11/29
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备注周细应, 教授, 博士,
引用该论文: YU Dian-rong,JIANG Qiang,ZHOU Xi-ying. Electrochemical Corrosion Resistance of Al-Sn-Cu Coatings[J]. Corrosion & Protection, 2012, 33(11): 952
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【6】Liang J, Bala Srinivasan P, Blawert C, et al. Electrochemical corrosion behaviour of plasma electrolytic oxidation coatings on AM50 magnesium alloy formed in silicate and phosphate based electrolytes[J]. Electrochimica Acta, 2009, 54:3842-3850.
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