胡春华,杨春燕,刘庆存,孙志杰,马世宁,乔玉林

• 1:装甲兵技术学院机械工程系
• 2:装甲兵工程学院装备再制造工程系

摘要(Abstract)：

采用离子氮碳共渗与离子渗硫复合处理技术在45钢表面制备FeS固体润滑复合层,复合层中硫化物表层厚度约为10μm,其硫化物颗粒与孔隙均在微纳米量级且分布均匀。复合层相组成主要为FeS、FeS2和Fe3N。在含0.1%n-Al2O3+0.08%n-Fe3O4液体石蜡润滑下,复合层与纳米Al2O3/Fe3O4复合添加剂产生协同作用,磨损表面形成了由硫化物、硫酸盐、氮化物等组成的化学反应膜,使FeS固体润滑复合层表面摩擦因数最低,始终保持在0.07左右,体积磨损量最小,比未渗表面降低了92%,比渗硫表面和氮碳共渗表面分别降低了85%和44%。

关键词(KeyWords)： FeS固体润滑复合层;纳米Al2O3/Fe3O4;化学反应膜;减摩耐磨

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金资助项目(50775221)

作者(Author): 胡春华,杨春燕,刘庆存,孙志杰,马世宁,乔玉林

DOI: 10.13289/j.issn.1009-6264.2011.12.024

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