A new method of fatigue life calculation of tubular joints is put forward in this paper.
在上述基础上，文章提出了管节点疲劳寿命计算的一种新方法。
A calculation method used for fatigue life prediction of components under narrow band random loading is discussed in detail.
文中详细论述了机械构件在窄带随机应力作用下疲劳寿命预测的计算方法。
In addition, the FORTRAN calculation program of this method is compiled in this paper, by which the low cycle fatigue life of bellows expansion joints can be calculated accurately.
本文同时编写了该方法的Fortran计算程序，利用该程序可以比较准确地计算出膨胀节的低循环疲劳寿命。
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