Steel grating treads are non-slip and side plus a combination of deep-processed products. Mainly used in steel staircase, also known as stair stepping, stepping ladders, ladders board, grille still, tap plates. Depending on customer requirements, treads are divided into direct welding or install two screws. Both treads difference: The first: direct welding of stepping, customer needs directly welded steel platform on the keel or inconvenience disassembly, easy to destroy the steel grating stepping zinc coating will surface. The second is welded steel mesh panels on both sides of 605 plates, perforated plates trench cover, direct screw-National install, easy to install sewer trench cover, easy removal without damage to the surface of the zinc coating stepping. Common specifications and installation stepping classification board: T1 stepping: Installation: welded directly onto the keel or steel platform. T2 stepping: both sides with side panels, side panels on both sides with 605 flat punch, screw-national installation. T3 stepping: Installation: welded directly onto the keel or steel platform. Treads welding a checkered, played anti-collision, anti-card and other safety effects. T4 stepping: the front side with a checkered, with side panels on both sides, both sides of the flat steel plates with 605 drilling, screw-national installation. The new stormwater grate is what we call a drain cover production trench cover manufacturers, than in the past cast concrete, steel and other materials in the area of ??security covers the performance of the covers, water collection efficiency and compression capability has been greatly improved. Meanwhile, the new rain covers made of steel grating, the weight is half the weight of the reinforced concrete covers car wash gutter cover, covers a quarter of steel, with handling, easy installation features, cost only To cast steel manhole cover half. In addition, the new steel grating covers the surface area increases due to the water network, greatly improving the speed of rainwater drainage. Currently, the new steel grating covers in the market, has been widely used. Steel grating trench cover | Hong special wire mesh (certified) | trench cover provided by Anping Wire Mesh Products Co., Ltd. Hong special. Anping Wire Mesh Products Co., Ltd. Hong special (www.ggb888.net) (www.ggb666.com) Hebei Hengshui, the wire mesh of the leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness , and satisfy customer needs. In Hong special wire mesh leadership with the staff warmly welcome all inquiries negotiations to create a macro special wire mesh better future. You can also access (www.ggb666.com/supply_details_44538730.html), for more information about the company.