| 七星摩根广场写字楼A座钢结构厚板制作技术 |
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| 引用本文： | 刘永东,阮新伟,李峰培.七星摩根广场写字楼A座钢结构厚板制作技术[J].建筑技术,2009,40(10):886-890. |
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| 作者姓名： | 刘永东 阮新伟 李峰培 |
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| 作者单位： | 北京首钢建设集团有限公司,101106,北京 |
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| 摘 要： | 通过对北京七星摩根广场写字楼A座钢结构厚板大截面箱形柱的双丝埋弧焊、熔嘴电渣焊、CO2气体保护焊工艺试验和焊接技术的改进以及对悬挑桁架整体预拼装和制作工艺措施的分析，阐述超高层建筑钢结构厚板及特厚板大截面构件在工厂制作的制作工艺和焊接技术要点。
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| 关 键 词： | 箱形柱 熔嘴电渣焊 双丝埋弧焊 钢结构预拼装 |
STEEL STRUCTURE FABRICATION AND CONSTRUCTION TECHNIQUES OF TOWER A OF BEIJING SEVEN STAR MORGAN PLAZA OFFICE BUILDING |
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| LIU Yongdong,ROAN Xinwei,LI Fengpei.STEEL STRUCTURE FABRICATION AND CONSTRUCTION TECHNIQUES OF TOWER A OF BEIJING SEVEN STAR MORGAN PLAZA OFFICE BUILDING[J].Architecture Technology,2009,40(10):886-890. |
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| Authors: | LIU Yongdong ROAN Xinwei LI Fengpei |
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| Affiliation: | (Beijing Shougang Construction Group Co,. Ltd, 101106, Beijing, China) |
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| Abstract: | This paper describes welding technologies and fabrication process of large-cross-section members of super-high building structure thick plate and super-thick plate during process in factory through analysis on test of twin-wire submerged arc welding and consumable nozzle electroslag welding technologies, improvement of welding technique, whole pre-assembly and fabrication process of cantilever truss. |
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| Keywords: | box column consumable nozzle electroslag welding twin-wire submerged arc welding pre-as- sembly |
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