油、水介质对GCr15钢微动磨损特性的影响

来源 :西安交通大学学报 | 被引量 : 0次 | 上传用户：xinxin3690

【摘要】

：

采用PLINT高精度液压伺服式微动磨损试验机,在法向载荷100 N、频率2 Hz、位移幅值1.5～60 μm,以及大气、纯净水和液压油3种不同介质条件下,对GCr15钢进行了微动磨损试验.动力

【作者】

：

任平弟朱旻昊周仲荣

【机构】

：

西南交通大学材料先进技术教育部重点实验室

【出处】

：

西安交通大学学报

【发表日期】

：

2004年11期

【关键词】

：

微动磨损润滑 GCR15钢 Fretting corrosionLubricationMorphologyOptical microscopySteel co

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采用PLINT高精度液压伺服式微动磨损试验机,在法向载荷100 N、频率2 Hz、位移幅值1.5～60 μm,以及大气、纯净水和液压油3种不同介质条件下,对GCr15钢进行了微动磨损试验.动力学分析结合光学显微镜和激光共焦扫描显微镜(LCSM)的微观观察结果显示:流体介质对微动运行区域有轻微改变;液压油和纯净水介质明显降低了微动摩擦因数、磨痕深度和磨斑尺寸,表现出明显的润滑作用,而液压油的润滑效果明显优于纯净水.微观分析表明,3种介质条件下的微动磨损是磨粒磨损和剥层机制共同作用的结果.

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油、水介质对GCr15钢微动磨损特性的影响

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