| 浦东国际机场钢屋架上弦主梁的残余应力测定与分析 |
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| 引用本文： | 杨于兴,张榴凤.浦东国际机场钢屋架上弦主梁的残余应力测定与分析[J].理化检验(物理分册),1999(8). |
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| 作者姓名： | 杨于兴 张榴凤 |
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| 作者单位： | 上海交通大学国家教委高温材料及高温测试开放实验室 上海200030 |
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| 摘 要： | 利用X射线应力测定技术对浦东国际机场钢屋架上弦主梁的残余应力进行现场测定。简要阐明了造成不同焊缝应力分布的原因及火工校弯成形工艺对构件残余应力分布的影响。
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| 关 键 词： | X射线应力测定 焊接应力 热应力 相变应力 |
ANALYSIS OF RESIDUAL STRESSES IN GIRDER OF Pu-Dong INTERNATIONAL AIRPORT ROOF TRUSS |
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| Yang Yuxing,Zhang LiufengLaboratory of State Education Commission for High Temperature Materials and Testing Shanghai Jiaotong University.ANALYSIS OF RESIDUAL STRESSES IN GIRDER OF Pu-Dong INTERNATIONAL AIRPORT ROOF TRUSS[J].Physical Testing and Chemical Analysis Part A:Physical Testing,1999(8). |
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| Authors: | Yang Yuxing Zhang LiufengLaboratory of State Education Commission for High Temperature Materials and Testing Shanghai Jiaotong University |
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| Affiliation: | Yang Yuxing Zhang LiufengLaboratory of State Education Commission for High Temperature Materials and Testing Shanghai Jiaotong University |
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| Abstract: | Residual stresses in girder of Pu-Dong international airport roof truss is measured by X-ray technique. The reasons for different mode of welding residual stress distribution and influence of flame curving on steel structure are discussed. |
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| Keywords: | X-ray stress measurement Welding stress Thermal stress Phase transformation stress |
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