孙茂虎,郑雁军,邢琳琳

• 1:中国石油大学(北京)理学院

摘要(Abstract)：

采用固体粉末包埋渗铝法,在Fe-Cr-Ni合金表面制备渗铝涂层,并研究了其因渗剂中铁铝含量的不同对Fe-Cr-Ni合金渗铝、氧化及结焦行为的影响。通过对各组渗铝以及渗铝并氧化后的试样表面及截面微观形貌、相组织进行研究,并结合结焦增重曲线发现,铁铝比例的增加能够促使合金表面形成平整致密的渗铝涂层,提高氧化膜的质量,但也会降低渗层的厚度,影响表面氧化膜的连续性。选用合适的铁铝含量可以获得较高质量的氧化铝涂层,进而达到防结焦效果。

关键词(KeyWords)： Fe-Cr-Ni合金;铁铝比;渗铝涂层;氧化膜;防结焦

Abstract:

Keywords:

基金项目(Foundation):

作者(Author): 孙茂虎,郑雁军,邢琳琳

DOI: 10.13289/j.issn.1009-6264.2012.10.027

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