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Effect of scratch depths on tensile strength of PMMA for aircraft canopies

  • Beihang University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Static tensile tests of polymethyl methacrylate (PMMA) specimens without scratches and containing a scratch whose depth was set to be 0.2mm, 0.3mm and 0.4mm, respectively, were carried out to explore effect of scratch depths on tensile strength of PMMA. Based on the experimental load-displacement curves, the specimens without scratches deform most severely when the failure comes forth. The failure deformation declines gradually with higher scratch depth, namely higher scratch depth leads to lower plastic deformation. It thus follows that the scratch significantly reduces the tensile strength of PMMA while the variation of the scratch depth from 0.2mm to 0.4mm has negligible influence on the tensile strength of PMMA.

源语言英语
主期刊名Machine, Manufacturing, Materials and Information Technology II
编辑Bohui Xu, Haiyan Li, Bohui Xu, Haiyan Li
出版商Trans Tech Publications Ltd
8-11
页数4
ISBN(电子版)9783038353270, 9783038353270
DOI
出版状态已出版 - 2014
活动2nd International Conference on Material Engineering and Manufacturing Engineering, ICMEME 2014 - Beijing, 中国
期限: 25 10月 201426 10月 2014

出版系列

姓名Advanced Materials Research
1056
ISSN(印刷版)1022-6680
ISSN(电子版)1662-8985

会议

会议2nd International Conference on Material Engineering and Manufacturing Engineering, ICMEME 2014
国家/地区中国
Beijing
时期25/10/1426/10/14

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