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- aluminum allay fatigue life 铝合金疲劳寿命
- An Analytical Formula for Calculating Fatigue Life? 一个估算疲劳寿命的解析公式?
- The prediction model of coiled tubing fatigue life. 连续油管疲劳寿命预测模型的建立。
- The effect of temperature on cyclic fatigue life and fracture mechanism on 2524-T4 aluminum alloy was studied by cyclic fatigue test,SEM and TEM. 采用疲劳实验、SEM及TEM等分析测试手段,研究温度对2524-T4合金疲劳寿命及断裂机制的影响。
- The fatigue test results show that the higher shock impedance of overlays,and the higher laser power density,the greater the increase of fatigue life of aluminum alloy. 疲劳试验结果表明：约束层冲击阻抗越大，激光脉冲功率密度越高，铝合金激光冲击处理后疲劳寿命的提高越显著。
- The fatigue test results have also shown the effect of strengthening mechanism and confirmed the presence of a break in the fatigue life curve in age hardened aluminum alloys. 疲劳试验结果还显示了强化机制的影响，证实了时效强化合金疲劳寿命曲线的双斜率的存在。
- The uniaxial fatigue life and deformation performance of A356 aluminum alloy under cross-stress- loading is studied in this paper, which is compared with the single-stress-loading fatigue. 摘要对处于交变应力下A356铝合金的单轴疲劳寿命以及变形行为进行了研究，并与单一应力加载下的加载情况进行了对比。
- The fatigue life of 45 normalied steel would be decreased by prestretching. 微量的预应变会降低正火45钢的疲劳性能。
- The results indicate that EMR can improve the fatigue life of structure, and can drive interference-fit fastener with large interference. 研究结果表明，电磁铆接技术能够提高结构疲劳寿命，能够安装大干涉量干涉配合紧固件。
- A mean strain or prestrain, as in Fig. 83, can under certain conditions reduce the subsequent fatigue life. 一个如图83所示的平均应变或预应变，在某种情况下，能够缩短以后的疲劳寿命。
- Thermal fatigue life of solder joints is predicted using the Coffin-Manson's empirical modified formula. 在此基础上,利用Coffin-Manson经验修正公式预报了焊点的热疲劳寿命。
- And also the sensitivity analysis was done to the several key factors influencing the fatigue life of the vane. 并对影响其疲劳寿命的几种关键因素进行了敏度分析。
- A sort of efficient calculation method was developed for fatigue life prediction under random loading. 研究了一种用于随机载荷下试件疲劳寿命预估的有效计算方法。
- In recent years, how did SKF steel improve the ball bearing quality and fatigue life? 近年来瑞典SKF公司是如何提高其滚动轴承质量和寿命的?
- The effect of pre immersion time on corrosion fatigue life reduced with the increasing of stress amplitude. 在 30MPa下预腐蚀对连接件的疲劳寿命的影响作用比 5 0MPa下预腐蚀对连接件疲劳寿命的作用要明显。
- The existence of residual stress and brace plate in a fillet welded joint has obvious effects on CADC and fatigue life. 残余应力及角接接头中支板的存在对裂纹形态发展曲线和疲劳寿命有明显的影响
- The fatigue life increases with decreasing modulus of surface layer in a power function with a negative exponent. 沥青面层的疲劳寿命随着面层材料模量的降低以负指数的幂函数形式增加;
- The fatigue life of two composites can be described by the Coffin-Manson relationship. 两种复合材料的疲劳寿命均符合Coffin-Manson公式。
- Based on maximum fatigue life as objective function and associated kinematic constraints have been formulated. 基于当目标函数及相关运动学制约已经制定时的最大疲劳寿命。
- Elastoplastic finite element analysis and low cycle fatigue life prediction of an engine combustor case were completed. 对某发动机燃烧室外套进行了弹塑性有限元分析和低循环疲劳寿命预测。
