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OALib Journal期刊
ISSN: 2333-9721
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干摩擦磨损过程中表面粗糙度的定量描述
Keywords: 材料表面与界面,磨损,表面粗糙度,表征参数,分布,机理
Abstract:
？基于金属磨损试验以及得出的摩擦系数和磨损形貌的变化规律,用轮廓算术平均偏差ra、均方差σ、统计分布参数、偏态系数rsk和峰态系数rku等可用于分析摩擦副磨损表面特性的典型表面粗糙度表征参数,定量分析了磨损过程中表面粗糙度的变化规律。结果表明,磨损稳定后,？ra和σ逐渐降低,磨损表面凸峰是钝峰,轮廓高度分布越来越符合正态分布且数据分布越来越集中。
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