郝秀清

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教授 博士生导师

招生学科专业:
机械工程 -- 【招收博士、硕士研究生】 -- 机电学院
航空宇航科学与技术 -- 【招收硕士研究生】 -- 机电学院
机械 -- 【招收博士、硕士研究生】 -- 机电学院

毕业院校:西安交通大学

学历:西安交通大学

学位:工学博士学位

所在单位:机电学院

办公地点:机电学院15-336

联系方式:025-84891077

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Tribological Properties of Textured Cemented Carbide Surfaces of Different Wettability Produced by Pulse Laser

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所属单位:机电学院

发表刊物:PROCEEDINGS OF THE ASME 12TH INTERNATIONAL MANUFACTURING SCIENCE AND ENGINEERING CONFERENCE - 2017, VOL 1

关键字:SOL-GEL STAINLESS-STEEL FRICTION COATINGS ALLOY WATER WEAR

摘要:The micro/nano textured cemented carbide surface of different wettability was produced by laser scanning and fluorinated treatment. The tribological properties of the un-textured, oleophobic and oleophilic micro/nano textured surface were investigated experimentally including the effects of crank speed and contact pressure by a reciprocating friction and a wear tester. For all tested surfaces, the friction coefficient of the surface decreased as both the increasing crank speed and contact pressure increased. Compared to the un-textured surface, the friction coefficient of the micro/nano textured surface was significantly decreased, being sensitive to the wettability of the surface. Besides, the tribological properties of the oleophobic micro/nano textured surface were superior to the oleophilic micro/nano textured surface under the same experimental conditions. The improvement in tribological properties of the oleophobic micro/nano textured surface could be attributed to the low wettability, which was beneficial to rapid accumulation of the lubricating oil on the surface.

论文类型:论文集

文献类型:C

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发表时间:2017-01-01

合写作者:李亮,Song, Xiaolu,何宁

通讯作者:郝秀清