徐流杰,魏世忠,张永振,邢建东,龙锐

• 1:河南科技大学河南省耐磨材料工程技术研究中心
• 2:西安交通大学金属材料强度国家重点实验室

摘要(Abstract)：

在高应力滚滑动(滑动率约为0.5%,5%,10%)条件下,利用自制的磨损试验机研究了高钒高速钢的摩擦磨损性能,并利用电子显微镜分析了失效行为。结果表明:高应力滚滑动接触使高钒高速钢中的奥氏体转化为马氏体,并使马氏体发生严重的碎化。滑动率对高钒高速钢的摩擦磨损行为有显著影响。当滑动率为5.12%时,摩擦系数最高,滑动率升高或降低均使摩擦系数降低。随着滑动率增加,高钒高速钢的磨损率增加,其磨损失效方式逐渐由疲劳磨损为主转变为滑动磨损为主。

关键词(KeyWords)： 高钒高速钢;滑动率;磨损;失效方式

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金(51171060);; 河南省教育厅自然科学研究项目(2009A430009)

作者(Author): 徐流杰,魏世忠,张永振,邢建东,龙锐

DOI: 10.13289/j.issn.1009-6264.2012.09.006

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