Serrated Steel Grating

Bearing bar with 20mm central pitchBearing Bar No.Grating nominal width(beating bar thickness is 3mm)Grating nominal width(bearing bar thickness is 5mm)51100310055098398549963965489439454792392546903905458838854486386543843845428238254180380540783785397637653874374537723725367037053568368534663665336436453262362531603605305835852956356528543545275235252650350525483485244634652344344522423425214034052038338519363365183433451732332516303305152832851426326513243245122232251. Grating has powerful ability for supporting repeatedly load and impulsive force, and its durability is outstanding. 2. Because of big opening area, grating has good drainage function, and it can be kept hygienic. 3. Construction is simple, and cleaning is easy. Having corrosion resistance after galvanized, so it is economical. 4. For various types of Grating, you can select to use according to different places. 5. Strict management of quality can assure you the reliable products. Surface treatment mode of grating 1. Hot dipped galvanization: galvanization should be carried out after edge welded. When bearing bar is not less than 5mm thick, the average zinc layer weight after galvanized is not less than 610g/m2. When bearing bar is less than 5mm thick, the average zinc layer weight after galvanized is not less than 460 g/m2. After galvanized, the quantity should comply with the standard of GM/T 13912. 2. Painting: using spray painting, brush or dipped method to gain the protection layer. 3. Surface is untreated. We are DALIAN DOEI INTERNATIONAL TRADING CO., LTD., which was founded on December 22, 1985. We are one of the leading exporters with a history of more than 20 years and also enjoying an excellent reputation. Contact: Cao Xuan Dalian Doei International Trading Co., Ltd Tel: 86-411-83625873/83645422 Fax: 86-411-83625171 Mobile: 13214288425 Excellent products Best belief The world's DOEI