• CN:11-2187/TH
  • ISSN:0577-6686

›› 1992, Vol. 28 ›› Issue (2): 22-25.

• 论文 • 上一篇    下一篇

焊趾疲劳裂纹扩展统计模型

张彦华;王立君   

  1. 清华大学;天津大学
  • 发布日期:1992-03-01

STATISTICAL MODEL FOR FATIGUE CRACK PROPAGATION AT THE WELD TOE

Zhang Yanhua;Wang Lijun   

  1. Qinghua University Tianjin University
  • Published:1992-03-01

摘要: 本文通过试验获得了焊趾疲劳裂纹扩展特性,应用概率统计方法建立了焊趾疲劳裂纹扩展的统计模型,分析了焊趾疲劳裂纹扩展的统计分布规律。

关键词: 焊趾, 疲劳裂纹, 统计分析

Abstract: The fatigue crack propagation behavior at the weld toe was obtained from a test program. A statistical model for fatigue crack propagation at the weld toe was proposed by mens of probabilistic method. The statistical nature of fatigue crack propagation at the weld toe was investigated.

Key words: 焊趾, 疲劳裂纹, 统计分析