How much money galvanized tray | cable tray selected North Chai Jin (certified) | Handan galvanized tray cable tray provided by the Tianjin Chai Jin Limited. Chai Jin Tianjin cable bridge Limited (www.tjcjdlqj.com) is specialized in "galvanized bridge, fire bridge, ladder tray, spray tray, FRP bridge, galvanized bridge" of the enterprise, the company adhering to the "integrity management, intentions of service "concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Cai Yu Guan. [Chai Jin cable tray to recommend the star product - as long as the bridge] modular cable tray in three group-wide 100,150,200mm of what you need can be composed of foot cable tray (20) inch galvanized cable tray bridge, it does not require the production of elbow, tee and other accessories can be installed according to the site to any steering, wider, points lead, the lead down. At any site, no drilling, welding pipe can be drawn. It can facilitate the engineering design galvanized bridge models, but also to facilitate the production of transport, easier installation and construction, is currently the best in cable tray products. [Chai Jin cable tray to recommend the star product - the bridge] bridge within its control cable does not exceed the total cross section s total cross section of cable tray s. 40% of the principle. The total cross-section s control cable is: where: s1, s2, s3 ...... various control cables for the bridge cross-sectional area (including the sheath part) in mm galvanized bridge specifications, d3 ...... various control within the bridge The outer diameter of the cable, the unit is mm; nnn ...... for these same kinds of the number of model specifications of the cable. Corresponding control cable tray width b: where h is the height of the cable tray, the unit is mm. When the cable tray at the indoor installation of galvanized tray manufacturers, in order to ensure the bridge straight beautiful, neat line, it is generally horizontal load deformation should be controlled within 4.0mm.