本文介绍了用于该试验的径向冲击试验机、扭转疲劳试验机、旋转弯曲疲劳试验机和径向载荷疲劳试验机的结构形式及性能特点。
This paper presents the structural features and characteristics of the radial impact tester, torsional fatigue tester, rotary bending tester and radial load tester used for the tests.
得到了这两种铝合金冲击和未冲击的拉一拉疲劳试验数据。
The pull-pull fatigue test data of both laser shocked and unshocked test pieces (or sections) are obtained.
根据试验测定的焊缝各区冲击韧性、断裂韧性、疲劳裂纹扩展速率和疲劳裂纹扩展门槛值，对焊缝力学性能作出综合评价。
The mechanical properties of the butt welded joints have been evaluated according to the impulsive and fracture toughness as well as the rate and threshold values of fatigue crack propagation.
试验得出，残余奥氏体可阻止疲劳裂纹的萌生和扩展，提高冲击疲劳抗力，降低冲击疲劳磨损。
It is indicated that retained austenite in microstructure can inhibit the initiation and propagation of fatigue crack, improve the resistance to impact fatigue and decrease impact fatigue wear.
对所研制的高速滚子链进行了常规检测与试验、滚子大能量冲击疲劳试验、滚子链高速运转试验和滚子链磨损试验。
Common measure and experiment, impact fatigue experiment with large energy, revolving experiment at high speed and wear experiment are described in this paper.
针对涡轮叶片的热冲击疲劳寿命实验，提出了一种新的对比实验方案和措施：将实验叶片和参照叶片组合在同一组试验叶栅上，并且在试验过程中定期对调两种叶片的安装位置。
A new comparative test approach is provided for the thermal fatigue life experiments of turbine blade under thermal shock. The tested blades and reference blades were mounted in a common vane cascade.
针对涡轮叶片的热冲击疲劳寿命实验，提出了一种新的对比实验方案和措施：将实验叶片和参照叶片组合在同一组试验叶栅上，并且在试验过程中定期对调两种叶片的安装位置。
A new comparative test approach is provided for the thermal fatigue life experiments of turbine blade under thermal shock. The tested blades and reference blades were mounted in a common vane cascade.
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