郑亚旭,王福明,王延露,张凯,李长荣

• 1:北京科技大学冶金与生态工程学院
• 2:钢铁冶金新技术国家重点实验室
• 3:博士力士乐液压有限公司
• 4:北京科技大学材料科学与工程学院

摘要(Abstract)：

研究了渗氮后的氧化温度对20CrMnTi齿轮钢表面氧化层和磷化层的影响,并利用OM、SEM、EDS、XRD等对渗层附近的显微组织、氧化层和磷化层的形貌、氧化层厚度和物相组成进行了观察分析。结果表明,20CrMnTi钢渗氮后经300℃氧化后,形成的氧化层很薄且不连续;而经350℃氧化后形成的氧化层较厚且含Fe3O4较多,磷化后表面粗糙度较大。

关键词(KeyWords)： 20CrMnTi齿轮钢;渗氮;后氧化;磷化;表面处理

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51374018)

作者(Author): 郑亚旭,王福明,王延露,张凯,李长荣

DOI: 10.13289/j.issn.1009-6264.2016.09.033

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