Relative Fatigue Life Prediction by a Local Approach

Chinese Journal of Engineering Design

2000, Vol. 7

Issue (2): 24-27 DOI:

Relative Fatigue Life Prediction by a Local Approach

K.L.Kotte，Q.Wang,K.-G.Eulitz，CHEN QI TAI，LV XIN SHENG

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Published: 01 June 2000

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Cite this article:

K.L.Kotte，Q.Wang,K.-G.Eulitz，CHEN QI TAI，LV XIN SHENG. Relative Fatigue Life Prediction by a Local Approach. Chinese Journal of Engineering Design, 2000, 7(2): 24-27.

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https://www.zjujournals.com/gcsjxb/ OR https://www.zjujournals.com/gcsjxb/Y2000/V7/I2/24

用局部应力概念进行相对寿命估算

借助材质为Metasafe 900（与27MnSiVS6相似）和AlCuMg2的与构件相似试件的工作强度试验的已有寿命数据，研究了将材料疲劳特性转换成构件疲劳特性的可能性。分析了材料、构件几何形状以及载荷的变化对承载能力的影响。算例表明，通过估算取决于构件几何形状和加载次序的材料承载能力，可以使局部应力概念下的这种疲劳特性转换成为可能。

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