| 东平水道大桥钢梁焊接工艺评定试验 |
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| 引用本文： | 祝岚. 东平水道大桥钢梁焊接工艺评定试验[J]. 世界桥梁, 2010, 0(1) |
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| 作者姓名： | 祝岚 |
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| 作者单位： | 武桥重工集团股份有限公司,湖北,武汉,430056 |
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| 摘 要： | 武广客运专线上的东平水道大桥是一座由武广客运专线和广茂线合建的大跨度4线铁路钢桁拱桥。跨度布置为(99+242+99)m,钢桁拱采用栓焊结构,采用Q370qE、Q370qD、Q345qD材质,选择代表各种材质、板厚的共26组接头进行对接焊缝、角焊缝工艺评定试验及整体节点板双面围焊缝工艺评定试验,其焊缝金属拉伸、接头拉伸、接头冲击和弯曲、硬度和宏观断面酸蚀试验结果表明接头各项力学性能均符合相关规范和设计文件要求。
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| 关 键 词： | 铁路桥 钢桁拱桥 焊接 工艺评定 试验 |
Testing for Welding Procedure Assessment of Steel Girder of Dongping Waterway Bridge |
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| ZHU Lan. Testing for Welding Procedure Assessment of Steel Girder of Dongping Waterway Bridge[J]. World Bridges, 2010, 0(1) |
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| Authors: | ZHU Lan |
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| Affiliation: | China Railway Wuhan Bridge Heavy Industry Co.;Ltd.;Wuhan 430056;China |
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| Abstract: | The Dongping Waterway Bridge on Wuhan-Guangzhou Passenger Dedicated Railway is a long span 4-track railway steel truss arch bridge with span arrangement(99+242+99) m belonging to the joint construction section of the Passenger Dedicated Railway and Guangzhou-Maoming Railway.The steel truss arch of the Bridge is a bolted and welded structure used with Q370qE,Q370qD and Q345qD steels.Totally 26 groups of the joints of the structure having different typical steel designations and plate thickness were selected ... |
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| Keywords: | railway bridge steel truss arch bridge welding welding procedure assessment testing |
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