The paper studies the fatigue failure probabilistic model of the weld zone in welded joint using probabilistic fracture mechanics and reliabilitistic analysis methods.
本文采用概率断裂力学方法和可靠性分析方法，针对压力容器焊接接头的组织不均匀特点，研究了焊缝区疲劳失效概率模型。
The results showed that the probabilistic model could reflect the real conditions of adhesive joint and provide reference for the probability design in adhesive structure.
结果表明，该模型可以有效地反映接头的实际情况，为粘接结构的可靠度设计提供了依据。
The results showed that the probabilistic model could reflect the real conditions of adhesive joint and provide reference for the probability design in adhesive structure.
结果表明，该模型可以有效地反映接头的实际情况，为粘接结构的可靠度设计提供了依据。
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