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The Stress Ratio Effect on Fatigue Crack Growth in 2024-T3 Alclad and the Relation to Crack Closure

机译：应力比对2024-T3 alclad疲劳裂纹扩展的影响及其与裂纹闭合的关系

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摘要

The Elber equation for the stress ratio effect on the crack opening stress level in 2024-T3 material is unsatisfactory for negative stress ratios. A new equation is proposed and checked for crack growth data from the literature. A good agreement was obtained.

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作者
Schijve, J.;
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年度 1979
页码 p.1-30
总页数 30
原文格式 PDF
正文语种 eng
中图分类工业技术;
关键词
Aluminum alloys; Crack closure; Crack propagation; Metal fatigue; Stress ratio; Differential equations; Linear equations; Metal sheets;

机译：铝合金;裂纹闭合;裂纹扩展;金属疲劳;应力比;微分方程;线性方程;金属板;

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专利

1. The influence of laser surface treatment on the fatigue crack growth of AA 2024-T3 aluminum alloy alclad sheet [J] . Mauricio Carvalho da Cunha, Milton Sergio Fernandes de Lima Surface & Coatings Technology . 2017,第期

机译：激光表面处理对AA 2024-T3铝合金Alclad板疲劳裂纹生长的影响
2. Effect of Overload on the Near-Threshold Fatigue Crack Growth Rate in a 2024-T3 Aluminum Alloy: III. Analysis of the Efficiency of the Fatigue Crack Growth Models Used to Predict the Fatigue Life under Alternating Loading [J] . Russian Metallurgy(Metally) . 2020,第3期

机译：超负荷对2024-T3铝合金近阈值疲劳裂纹生长速率的影响：III。交替载荷下，用于预测疲劳寿命的疲劳裂纹增长模型的效率分析
3. Effect of Overload on the Near-Threshold Fatigue Crack Growth Rate in a 2024-T3 Aluminum Alloy: II. Fatigue Crack Growth Simulation for Calculating the Fatigue Life under Alternating Loading [J] . A. N. Savkin, R. Sunder, A. V. Andronik, Russian Metallurgy(Metally) . 2019,第5期

机译：超负荷对2024-T3铝合金近阈值疲劳裂纹生长速率的影响：II。交替加载下计算疲劳寿命的疲劳裂纹增长模拟
4. Predicting Fatigue Crack Growth Rate in Welded Aluminium Alloys: Effective Stress Ratio and Crack Closure Corrections [C] . G. Servetti, X. Zhang, Y. E. Ma, International Conference on Fracture . 2009

机译：预测焊接铝合金疲劳裂纹生长速率：有效应力比和裂纹闭合校正
5. Fatigue crack-growth and crack closure behavior of aluminum alloy 7050 and 9310 steel over a wide range in load ratios using compression pre-cracking test methods [D] . Senhaji, Talal Mehdi. 2016

机译：使用压缩预裂纹测试方法在宽负荷比范围内的铝合金7050和9310钢的疲劳裂纹扩展和裂纹闭合行为
6. Effect of Specimen Thickness and Stress Intensity Factor Range on Plasticity-Induced Fatigue Crack Closure in A7075-T6 Alloy [O] . Kenichi Masuda, Sotomi Ishihara, Noriyasu Oguma 2021

机译：试样厚度和应力强度因子范围对A7075-T6合金塑性诱导疲劳裂纹闭合的影响
7. FATIGUE CRACK CLOSURE WITH NEGATIVE STRESS RATIO FOLLOWING SINGLE TENSILE OVERLOADS IN 2024-T3 and 7075-T6 ALUMINUM [O] . D.P. Musil, R.I. Stephens 1978

机译：在2024-T3和7075-T6铝中单个拉伸过载后的负应力比疲劳裂纹闭合
8. The Effect of Gust Load Alleviation on Fatigue and Crack Growth in Alclad 2024-T3 [R] . Dejonge, J. B., Nederveen, A. 1979

机译：阵风负荷缓解对alclad 2024-T3疲劳和裂纹扩展的影响

The Stress Ratio Effect on Fatigue Crack Growth in 2024-T3 Alclad and the Relation to Crack Closure

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