In this paper, the creep compliance of Hot-plate welded joint of PE80 pipe is measured, and the effect of creep on the crack tip stress field in the weld is investigated.
本文测定了燃气用PE80管材热板焊接接头的蠕变柔量，研究了蠕变对焊缝裂尖应力场的影响。
In order to prevent the cracks that would be likely caused by restricted conditions of the wet-joint, the wet-joint demands using expansive concrete to compensate the shrinkage and creep.
江津观音岩长江大桥为结合梁桥，为防止桥面板湿接缝在约束条件下产生裂缝，该桥面板湿接缝要求采用微膨胀混凝土，以补偿混凝土的收缩、徐变。
However, the creep fracture of medium strength match joint, located in the low strength base metal remote from the weld interface, showed a ductile fracture character.
中强匹配接头蠕变断裂位置在远离焊缝界面的低强度母材区，呈延性断裂性质。
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