The Torsional Fretting Wear Behavior of Titanium Alloy

Zhibo Guo, Pei Yan*, Huiqing Gu, Yifan Song, Longlong Teng, Li Jiao, Xibin Wang

*此作品的通讯作者

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Torsional fretting behavior of TC4 titanium alloy has been investigated at different fretting parameters to explore the fretting wear resistance and wear mechanisms of titanium alloy. The fretting loops, dissipated friction energy and friction torque under different normal load (100N and 200N), angular displacement (±0.5° and ±2°) and frequency (10Hz and 15Hz) were studied to reveal the mechanical behavior during fretting. Results showed that normal load made difference in friction torque while angular displacement was the most important factor in dissipated friction energy. And fretting ran in gross slip regime under the above fretting parameters. Surface morphology of fretting scars was characterized by optical microscopy and scanning electron microscopy. The shape of fretting scars was hourglass, appearing narrow and shallow in the middle, wide and deep on both sides. The section profiles of the fretting scars were shape of 'V'. Besides, wear depth and wear volume increased under larger normal load and angular displacement. SEM images depicted that adhesive wear, delamination and fatigue occurred during fretting.

源语言英语
主期刊名New Materials, Machinery and Vehicle Engineering - Proceedings of the 2nd International Conference, NMMVE 2023
编辑Jinyang Xu, J. Paulo Davim
出版商IOS Press BV
26-34
页数9
ISBN(电子版)9781643684208
DOI
出版状态已出版 - 21 9月 2023
活动2nd International Conference on New Materials, Machinery, and Vehicle Engineering, NMMVE 2023 - Guiyang, 中国
期限: 2 6月 20234 6月 2023

出版系列

姓名Advances in Transdisciplinary Engineering
37
ISSN(印刷版)2352-751X
ISSN(电子版)2352-7528

会议

会议2nd International Conference on New Materials, Machinery, and Vehicle Engineering, NMMVE 2023
国家/地区中国
Guiyang
时期2/06/234/06/23

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