周帅,何业东,王德仁,杨竞

• 1:北京科技大学新材料技术研究院
• 2:北京科技大学机械学院

摘要(Abstract)：

采用阴极等离子电解沉积在镍基合金上制备了Al2O3-YAG复合涂层。该涂层的外层具有多孔结构,与合金基体结合的内层为致密结构,涂层总厚度可达100μm,涂层由Al2O3和YAG两相构成。在1100℃空气中循环氧化的结果表明:Al2O3-YAG复合涂层具有优异的抗高温氧化性能和抗剥落性能。这些特性可主要归因于,涂层中Al2O3相阻碍氧扩散的作用和涂层的多孔结构及复合结构的增韧作用。

关键词(KeyWords)： 阴极等离子电解;Al2O3-YAG复合涂层;高温氧化

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金项目(51171021)

作者(Author): 周帅,何业东,王德仁,杨竞

DOI: 10.13289/j.issn.1009-6264.2013.12.031

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