| 2024-T62铝合金薄板长裂纹腐蚀扩展研究 |
| |
| 引用本文： | 李涛,任三元.2024-T62铝合金薄板长裂纹腐蚀扩展研究[J].装备环境工程,2010,7(5):57-60,99. |
| |
| 作者姓名： | 李涛 任三元 |
| |
| 作者单位： | 1. 海军驻襄樊地区航空军事代表室,湖北,襄樊,441000
2. 中国特种飞行器研究所,湖北,荆门,448035 |
| |
| 摘 要： | 通过变化应力比、预腐蚀时间、试验环境,开展2024-T62铝合金薄板长裂纹扩展试验。对试验结果进行处理与分析,给出腐蚀环境下2024-T62铝合金裂纹扩展Paris公式或Walker公式的材料常数,确定上述变化因素对2024-T62铝合金薄板长裂纹扩展速率的影响规律。
|
| 关 键 词： | 长裂纹 扩展速率 预腐蚀 应力比 |
Study on Corrosion Crack Growth of 2024-T62 Aluminium Alloy Sheet |
| |
| LI Tao,REN San-yuan.Study on Corrosion Crack Growth of 2024-T62 Aluminium Alloy Sheet[J].Equipment Environmental Engineering,2010,7(5):57-60,99. |
| |
| Authors: | LI Tao REN San-yuan |
| |
| Institution: | 1.Aviation Military Delegate in Xiangfan area of Naval Equipment Department,Xiangfan 441000,China;2.China Special Vehicle Research Institute,Jingmen 448035,China) |
| |
| Abstract: | The crack propagation behavior of 2024-T62 aluminum alloy sheet was experimentally studied by varying stress ratio（R）,pre-corrosion time and experimental environment.The experimental results were processed and analyzed,and the material constants of Paris or Walker equation of 2024-T62 aluminum alloy crack growth in corrosive environment were presented,and also the influence rule on long-crack growth rate of 2024-T62 aluminum alloy sheet was ascertained. |
| |
| Keywords: | long crack growth rate pre-corrosion stress ratio |
| 本文献已被 维普 万方数据 等数据库收录！ |
|
