精品人妻少妇一区二区三区,亚州视频a,五月天开心激情成人婷婷,久久永久精品网站视频

Language:CHINESESENGLISH

Home > News > construction steel structure fire regulations
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.eganrpc.cn

construction steel structure fire regulations

Time:[2016-1-27]  Hits:4926

Guangzhou Steel tells you: construction steel structure fire regulations


1. Guangzhou fireproof coating protected by trained and qualified construction professional construction team. Construction of security technology and labor protection requirements, should be the existing relevant provisions of the state.
2. When the steel structure in place, the boom connected thereto, a horse track, pipe racks and other related components even installed, and after passing the acceptance, before proceeding fireproof coating.
3. Before construction, steel surfaces should be rust, and determine in accordance with the requirements of anti-rust treatment. Rust and rust treatment should comply with "Steel Construction and acceptance norms" in the relevant provisions.
4. steel surface debris should be cleaned, cracks or other fire use fire-resistant coating material which is connected at the block level before construction fill.
5. fire retardant coating construction should be carried out before the next interior decoration and are not damaged by the subsequent engineering conditions. When construction on the site and other objects need for fire protection shielding should be protected, just construction coating should prevent dirty fluid contamination and mechanical shocks.
6. Before the construction process and the coating is dried and solidified, the ambient temperature should be maintained at 5 ~ 38 ℃, relative humidity not more than 90%, the air should circulate. When the wind speed is greater than 5m / s, or rain and member surface condensation, not a job.

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
国产三级久久精品| 精品一区在线观看你懂的| 色www永久免费视频无码| 男人天堂2148| 大香蕉avcom| 女教师紧身裙一区二区网站| 精品老熟女| 欧美另类色图片| 97国产视频分类| 免费观看鬼片全黄做爰| 女子张开腿被捅三区| 集情久久久久| 日本午夜精品一区二区无码| 午夜免费黄色日本小电影| 色人阁欧美色婷婷五月天欧美色| 久久成人影片a| 亚洲AV一二三区| 丝袜美女国产在线| 97久久精品| 久久久久zy| 内射白浆久久麻豆| 欧美精品一区123456| 国产在线观看污污污| 久久肏逼极品久久| 亚洲成人sm免费在线观看| 欧美韩日亚洲| 97人妻人人揉人人躁人人免费| 九九日本日B视频| 色香蕉在线| 伊人久久大香蕉综合A V| 五月无码不卡| 人妻被公上司喝醉在线中文字幕| 亚洲不卡综合不卡中文一区| 亚洲永久无码精品网站在线观看| 91人妻17P| 午夜视频一二| 久久久精品少妇Aa| 亚洲欧美日韩视频图片一区二区| porn 一区二区| 后入妹妹91精品国产| 欧美日韩国产一区欧美|