孟利,程康

• 1:北京科技大学材料科学与工程学院

摘要(Abstract)：

利用光学显微镜、SEM与拉伸试验研究了15Cr-5Ni不锈钢冷轧板在不同热处理工艺下显微组织与力学性能的变化,并采用EBSD技术分析了析出物与基体的取向关系。结果表明,力学性能与相态的转变及碳化物析出有关;保温过程中析出的奥氏体相与基体呈特殊取向关系;层片状的奥氏体以残留奥氏体为核心并以无扩散的切变方式逆转变长大;逆转变奥氏体与原始奥氏体晶粒取向一致,同时同一原始晶粒内的逆转变奥氏体间也存在孪晶关系。

关键词(KeyWords)： 15Cr-5Ni不锈钢;逆转变奥氏体;取向关系;EBSD

Abstract:

Keywords:

基金项目(Foundation): 国家科技重大专项项目(2012ZX06903012)

作者(Author): 孟利,程康

DOI: 10.13289/j.issn.1009-6264.2015.06.026

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