Trench cover refers to the sewer, storm drain, such as gully on top of the cover, the main purpose is to prevent the safety of pedestrians, cars, etc., and sometimes also to protect the safety of the gully. There are cement ditch cover, cast iron covered ditch and hot dip galvanized steel grating trench cover three, because of cost, aesthetics, variety, etc., usually ditch cover mainly steel grating trench cover. Widely used in municipal roads, garden facilities, residential areas, schools, stadiums and other gutter pipes of different places and so on. Trench cover to suit different requirements of load and span, with a variety of models to choose from. Depending on different occasions and different specifications of trench cover, the surface can be hot dip galvanized, cold Coated (Galvanized) or no treatment. Trench cover types: 1, for use in road traffic on the sidewalk, driveway, parking steel grating, dock or building ground trench cover stainless steel grille trench cover manufacturers, because loads and dealers in different directions, the design and selection should consider the actual situation. 2, for the ditch on the road and crossing the ditch cover (dealers carrying flat direction parallel to the direction), not only to consider the wheel pressure, impact, need to prevent the risk of bouncing shift trench cover, you must ditch Cover and angle, support beams fixed (you can use fixed or welded steel grating installation clips). According to choose the type of load: Light: 25 t / m; car, pedestrians campus residential garden, park, underground parking and other kitchen heavy: 70 t /; 20 tons less automobile traffic, plant, general highway, the main road roadside a car factory compound steel grating trench cover, parking lots and streets and other super-heavy: 140 t / m; heavy-duty trailer, container truck interior galvanized steel grating trench cover, cranes and aircraft traffic trunk road, especially Large parking lot, mines, docks and airports. Air Products Co., Ltd. Hebei gold mesh design according to customer demand, production of different specifications trench cover, details of the consultation: 400-0099-125,18830811988, the official website: www.hbhangjin.com. Trench cover is a steel grating, which is made of steel grating from. Flat steel, rail specifications: 1, steel: the material is Q235A or stainless steel, ordinary flat type, tooth type and section I slip type. Common specifications 20 * 5,25 * 5,25 * 3,32 * 5,32 * 5,40 * 5,40 * 3,50 * 5,65 * 5,75 * 6,100 * 8,100 * 10 and so on. 2, the bar: Material for Q235A or 304 stainless steel round bar, twisted steel, square steel or six angles. Twisted square steel plate garden by the side of the mold by drawing and twisted together, their common specifications are 5 * 5,6 * 6,8 * 8mm and so on. Hebei professional production of various types of aircraft gold steel grating, trench cover, stepping board, welcome to consult and order. Metal grille trench cover price _ _ Air magic trench cover grille is provided by Gold Wire Mesh Products Co., Hebei Airlines. Gold mesh Hebei Airlines Co. (www.hbhangjin.com) strong, credible, Hebei Hengshui wire mesh industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Air gold mesh and you hand into the brilliant, for a better future!