The structure integrity of HK40 reformer tube is studied in respect of the controlling parameter of creep crack growth, the critical crack length and the residual life.
分别从蠕变裂纹扩展的控制参数，临界裂纹长度及剩余寿命三方面对HK40转化管进行了结构完整性研究。
This paper provides reliability analysis based on different stability analysis theory and calculates the critical crack length of an engineering example as a reverse problem to stability analysis.
基于上述分析，将对各种稳定性研究技术通过实例进行深层对比，并对作为稳定性分析反问题的临界裂纹长度计算进行了工程实例的验证。
Experimental research and theoretical analysis of critical load selection, difference between specimens with and without fatigue crack, and crack length and width effects were carried out.
对其中临界荷载的选取、有无疲劳裂纹的差别以及裂纹长度和宽度的影响等进行了实验研究和理论分析。
The single lap joint fails when the crack length reaches to the critical size.
当裂纹扩展到临界尺寸时，接头会迅速破坏。
The single lap joint fails when the crack length reaches to the critical size.
当裂纹扩展到临界尺寸时，接头会迅速破坏。
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