施工技术 2011年5月上 18 CONSTRUCTION TECHNOLOGY 第40卷第340 昆明新机场航站楼钢彩带对接焊施工技术 唐际字,杨啸磊2,刘奔2,韦有富 (1.中国建第八工程局广分公司,广西南宁530028:2.中建钢构有限公司,广东深518040) [摇要]形空尚彩带对接焊旗工技术主要解决了直杂箱形结构的对接焊技术难题,通过开设含理的焊接工艺孔 确保焊接位置,采取理的焊接顺序减少焊接残余应力,确保对接焊质量.同时,通过采取焊接口预热、拉制展、 拉制后热和进行保温等排施,以及采含理的焊接顺序和进竹焊接加团,确保了厚板的焊接质量 [关键词]昆明新机场:就站楼:彩带:对接焊:工花孔 [中图分类号]TU758.162 [战标积码]A [章编号]1002-8498(2011)09-0018-03 Construction Technology of Butt Welding of Steel Ribbon in Kunming New Airport Terminal Tang Jiyu' Yang Xiaolei Liu Ben2 Wei Youfu' (1.China Construction Eighth Engineering Dicision Co.Ltd.Guangxi Branch Company Nanning Guangxi 530028 China: 2.China Construction Steel Structure Co.Lid.Shenzhen Guangdong 518040 China) Abstract:Construction technology of butt welding of special space steel ribbon can solve the problem of butt welding in plex closed box-shape structure.Setting up rational technique hole can assure correct welding location and using rational welding sequence can reduce welding residual stress to assure welding quality.To assure the thick plate's welding quality some measures are adopted such as preheat of welding mouth layer temperature and postheat control heat preservation adopting rational welding sequence and welding reinforcement. Key words:Kunming New Airport:terminal:steel ribbon:butt welding:technique hole 1工程概况 昆明新机场航楼彩带钢结构主要布盟在 10.4m梅面上,共有7条.其中1~4号彩带位于楼 a正立面 前端部,通过10.4m楼面延伸至-5m平台,同时1, 4号彩带由2 3号彩带互相连接,形成1巨型彩 带,1~4器彩带高度最大达到36m 主要构件和节 b侧立面 点为箱形截面,最大板厚60mm 部分构件为空尚弯 图1彩带三滋故果 扭形状. Fig.1 3D effect of steel...
昆明新机场航站楼钢彩带对接焊施工技术.pdf
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