Refers to the use of heavy trench cover thicker than conventional flat, wider flat products made of steel grating, it is specifically designed for heavy load occasions design, its bearing strong, usually by hand production. Heavy trench cover general specifications 8.75 * 51 * 80 * 8 grid iron gate groove decking walkway board, 300 * 3, from the process can be divided into heavy duty pressure welding steel grating and heavy duty pressure lock steel grid plate two kinds, and also the lightest one square meter more than 180 kg or more, not only the weight of a large load is large. The quality and quantity of heavy trench cover insurance Hebei Hang gold mesh Products Co., Ltd., the loading capacity, and can be tailored according to the load of steel grating specifications you provide, and flat steel can do 300 * 3,350 * 3, Drain cover the load on / load can refer to the following pictures for reference only: What kind of trench cover Features gold mesh Hebei Airlines Co., Ltd. is a professional steel is a new product development, manufacturing, domestic and international trade in one the production and operation of enterprises. Quality to meet China YB4001-1991, YB / T4001-1998 standard, according to the British BS4592-1-1995 and American ANSI / NAAMM (MBG531-88) and other standards. Trench cover is a steel grating and steel grating is arranged in flat cross a certain distance and rail and welded into the middle of an iron and steel products with a square lattice. It has the following features: 1. beautiful appearance, simple lines, silver exterior, modern ideas, bright and generous. 2. galvanized surface, has a strong anti-rust and strong, 30-year maintenance and free replacement. 3. good drainage. Mesh large leakage area of ??83.3%, more than double cast iron. The cost savings, material saving, large-span, steel grating trench cover drainage heavy load where the production, lower prices than cast iron; and save iron Gein stolen or crushed and replacement costs. 5. The use of high strength steel, the steel grating with high strength: the strength and toughness is much higher than cast iron grille trench cover, can be used for terminals, airports and other large span and heavy load environment. 6. Product varieties: meet different environment, load, span and shape of the desired trench cover grid cell size, customers can provide size and shape. 7. domestic advanced anti-cover design: FRP grating made by the drain cover and frame with glass fiber connection, security, safe, easy to open. Hebei Hang gold trench cover selling domestic market, praised by users, we have a good after-sales service system, superior quality and the most competitive price and the fastest delivery, to new and old customers to establish a good trade relations, mutual benefit, sincere cooperation for a better future! Latest offer galvanized gratings trench cover | gutter cover | Hebei steel grating manufacturer by gold mesh Products Co., Ltd. Hebei Airlines. Gold mesh Hebei Airlines Co. (www.hbhangjin.com) strong, credible, Hengshui in Hebei 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 into the brilliant and you work for a better future!