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航空有机玻璃的疲劳性能

马丽婷 陈新文 厉蕾

理化检验:物理分册2011,Vol.47Issue(10):612-614,3.
理化检验:物理分册2011,Vol.47Issue(10):612-614,3.

航空有机玻璃的疲劳性能

Fatigue Property of Aviation Perspex

马丽婷 1陈新文 1厉蕾1

作者信息

  • 1. 北京航空材料研究院,北京100095
  • 折叠

摘要

Abstract

Tensile fatigue S-N curves and conditions fatigue strength of aviation perspex were obtained by tensile fatigue test and effect of stress ratio on fatigue properties of the aviation perspex was studied. The results show that the conditions fatigue strength of the perspex were 63.0, 57. 3, 48. 4 MPa under the condition of stress ratios were 0. 4, 0. 1, --0. 4. The tensile fatigue S-N curves integrally moved up with the increase of stress ratio. Under the same stress level, specimens tested with higher stress ratio had longer fatigue life.

关键词

航空有机玻璃/拉伸疲劳试验/疲劳性能/应力比

Key words

aviation perspex/tensile fatigue test/fatigue property/stress ratio

分类

航空航天

引用本文复制引用

马丽婷,陈新文,厉蕾..航空有机玻璃的疲劳性能[J].理化检验:物理分册,2011,47(10):612-614,3.

理化检验:物理分册

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