structural steel

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 Research & development, design, production, construction, installation and service support of lightweight steel structure building engineer dominated by industrial manufacturing, storage, supermarket and multiplayer steel structure building, etc is the most mature steel structure system maximumly undertaken by DUOWEI Steel Structure.
   Many lightweight steel system industry specifications and codes such as Codes for Design of Steel Structures, Technical Specification for High Strength Bolt Connections of Steel Structures and Technical Specification for Manufacturing of Steel Structures are prepared or participated to be prepared, and many technical patents such as “steel structure workshop assembly patent certificate” are obtained.
   Workshop steel structure projects undertaken by DUOWEI Steel Structure involve many fields such as aerospace, power plant, mechanical industry, automobile industry, electrical industry, pharmaceutical industry, chemical industry, communication industry, building materials industry, optical instrument and business logistics.
   Representative engineering includes China Aerospace gasification equipment industry base heavy-duty workshop with 300t travelling crane, and Changan Auto pure electric vehicle manufacturing plant with building area over 200,000 square meters, China Coal Zhangjiakou Coal Mine Machinery Industrial Park with building area near 300,000 square meters, Zhengzhou Tongyu Heavy Industrial project with enclosure area over 200,000 square meters and Erdos Yiding coal chemical industry project with height over 90 meters and using 1200t crawler crane, 2600t hydraulic gantry crane and 690t composite cooler integral hoisting.
   This building system has large plane space, flexible division and good economical efficiency. Requirements for overall performances of roof system and wall system such as wind resistance performance, rainproof performance, sealing performance and condensate water resistance, etc are strict. It is especially applicable to constructing industrial buildings such as industrial workshop and logistics & warehouse, etc and commercial buildings such as superstore, store and cold storage, etc. Moreover, it is also China new generation carrier rocket industrialization base.

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