Abstract:
本文研究了过载拉伸法对奥氏体不锈钢焊接残余应力消除的影响。模拟工程上大型卧罐,制造小型的薄壁圆筒压力容器模型。首先测量该模型的原始焊接残余应力,通过加水压达到过载拉伸(水压过程中采用电测法监测各测点应变值),而后再次测量加压后罐体的焊接残余应力。通过分析监测的各点应变关系、对比加压前后焊接残余应力的变化,得到过载拉伸法对奥氏体不锈钢焊接残余应力消除影响的评价。
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Year: 2013
Language: Chinese
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WoS CC Cited Count: 0
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30 Days PV: 2
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