渗铝-真空预氧化制备FeAl/Al2O3防氚渗透涂层性能Characterization of FeAl/Al2O3 tritium permeation barrier prepared by pack aluminizing and vacuum preoxidating
占勤,杨洪广,赵崴巍,袁晓明
摘要(Abstract)：
在核级316L不锈钢基体上,采用固体埋层渗铝和真空预氧化工艺制备FeAl/Al2O3防氚渗透自修复涂层,研究了这种渗铝氧化涂层的表面形貌、化学成分、相组成以及涂层表面纳米级氧化膜的厚度的SEM/EDS、XRD、XPS、AES、RBS等测试分析与表征方法。结果表明:该复合涂层由约20μm厚的Fe-Al扩散层以及约200nm厚的表面Al2O3氧化层组成;Fe-Al扩散层的主要相组成为FeAl及少量Fe3Al、NiAl、α-Fe相,微观观察表明由外渗铝层、过渡层、内扩散层构成。
关键词(KeyWords)： 防氚渗透自修复涂层;固体埋层渗铝;真空预氧化;Fe-Al/Al2O3复合涂层
基金项目(Foundation):
作者(Author): 占勤,杨洪广,赵崴巍,袁晓明
参考文献(References)：
- [1]Benamati G,Chabrol C,Perujo A,et al.Development of tritium permeation barriers on Al base in Europe[J].Journal of Nuclear Materials,1999,271-272:391-395.
- [2]Smith D L,Park J H,Lyublinski L,et al.Progress in coating development for fusion systems[J].Fusion Engineering and Design,2002,61-62:629-641.
- [3]Smith D L,Konys J,Muroga T,et al.Development of coatings for fusion power applications[J].Journal of Nuclear Materials,2002,307-311:1314-1322.
- [4]Park J H,Domenico T,Dragel G,et al.Development of electrical insulator coatings for applications[J].Fusion Engineering and Design,1995,27:682-695.
- [5]Moreschi L F,Rossi P,Agostini M,et al.Full scale electrical insulation coating development[J].Fusion Engineering and Design,2003,69:303-307.
- [6]王佩璇,宋家树.材料中的氦及氚渗透[M].北京:国防工业出版社,2002:58.
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