冀宣名,向嵩,蒋如意,邹国波

• 1:贵州大学材料与冶金学院

摘要(Abstract)：

采用电化学测试、质量损失分析等方法研究了化学镀镍处理对904L奥氏体不锈钢在氢氟酸中腐蚀行为的影响,并利用光学显微镜(OM)、扫描电镜(SEM)对904L不锈钢表面腐蚀形貌进行分析。结果表明:酸性化学镀镍使904L奥氏体不锈钢表面获得了一层分布不均的珊瑚状镀镍层,与原始904L奥氏体不锈钢相比,含镀镍层904L奥氏体不锈钢耐蚀性得到了提高。低浓度的氢氟酸溶液中,镀镍层904L表面可以迅速产生致密的氟化镍沉积层,避免904L表面贫铬区遭受晶间腐蚀。

关键词(KeyWords)： 904L奥氏体不锈钢;化学镀镍;电化学;氢氟酸;腐蚀形貌

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51361006,51774103);; 贵州省科技计划(20192162,20192163,20191414,20175656);; 贵州省百层次创新人才项目(20164014);; 贵州省教育厅创新群体项目(2016021)

作者(Author): 冀宣名,向嵩,蒋如意,邹国波

DOI: 10.13289/j.issn.1009-6264.2019-0331

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