国产剧情AV麻豆香蕉精品,国产女人A级毛片18视频,人妻丰满熟人熟妇av无码,久久99国产精品9床震网站

          Language:CHINESESENGLISH

          Home > News > Steel structure is damaged, why?
          CONTACT US
          • Address:Pingtang Industrial District, Shipeng Village, Shishan Town, Nanhai District, Foshan City,
          • Phone:0757-81002668/0757-63323396
          • Fax:0757-81196682
          • Contact:Ben Zheng/13826981293 Kerry Lu/13751224830
          • E-mail:sbs@sbsprefabhouse.com
          • URL:http://www.creadir.com

          Steel structure is damaged, why?

          Time:[2016-10-28]  Hits:4503

              Although the use of steel in the construction of a long life, but also a longer life span has been damaged when, specifically, for what reason? Following Dongguan Steel Company to share and share.
                  1, components due to a variety of unexpected deformation, disability, distortion, depression, resulting in weakened cross-section components, rod warpage, connection cracking;
                  (2) The bearing capacity of the structure is insufficient due to the change of load, overtime service, norm and procedure change;
                  3, due to the corrosion of chemical substances and corrosion caused by electrochemical corrosion weakened the cross-section of steel structure;
                  4, the temperature difference caused by the component or connection deformation, cracking and warping;
                  5, some other design, production, production, construction errors caused.
                  This is the steel structure of Dongguan today to share some small knowledge, more knowledge of the steel structure, and interested friends, please continue to follow our follow-up update!
          Copyright:佛山市勝邦鋼結構有限公司 Foshan Shengbang Steel Structure Co., Ltd. Record Number:粵ICP備13078463號