using the technology of the electrical potential method to measure the crack lengths, we discuss the effect of load wave on the rate of long and short fatigue crack growth in axle steel.
采用电位法裂纹测量技术与断口形貌分析相结合,讨论了加载波形对车轴钢长、短裂纹扩展速率的影响。
an investigation of the effects of mean and alternating stresses on short fatigue crack growth under uniaxial loading is reported.
在短期单轴载荷下的疲劳裂纹扩展的意思,交变应力的影响的调查报告。
the most important work is hoped to develop a new theory based on the short fatigue crack behaviour.
进一步需要发展基于疲劳短裂纹行为的新理论。
reconstructed model technique is successfully applied to measure short fatigue crack length in the testing work.
将复型技术应用于疲劳小裂纹扩展试验中的裂纹长度测量。
as compared with the experimental life it shows that the predicting ability based on the growth characteristics of short fatigue crack was improved obviously.
预测和实测寿命对比表明,基于短裂纹扩展特性的预测能力有显着改善。