Description: trench cover using pressure welding fabrication, the product simple construction, bearing good, hot dip galvanized after shock beautiful and durable surface. Has long been widely used in Europe and America, Japan, Australia and other countries. Drain cover in China has been widely used in municipal roads, garden facilities, residential areas, schools, stadium management and other different places and fields. Features: trench cover appearance: simple lines, silver exterior, modern ideas. Best drainage: leakage area of ??83.3%, more than double cast iron. Hot-dip galvanizing: rust-proof and strong trench cover, 30-year free maintenance and replacement. Anti cover design: trench cover cover and frame hinge connection, security, safety, easy to open. Saving investment: large span, heavy load, low prices than cast iron; and save iron Gein stolen or crushed and replacement costs. High strength: strength and toughness is much higher than cast iron, can be used for docks, airports and other large span and heavy load conditions. Variety: To meet the different environment, load, span and shape required, trench cover can be customized to provide the size and shape of manufacture. Ordering Information: Please strictly in accordance with the requirements of the selection, or to our technical staff queries. Press ditch width and load requirements of the corresponding type of trench cover. If the customer in order to save good investment since the use of force strong enough models, all the consequences caused by the customer's responsibility. Common Specifications: 303/30 / 100,325 / 30 / 100,403 / 30/100, if the load over 30 tons more than is necessary to use heavy steel frame covered ditch 808/30 / 100,100 * 8/30 / 100,808 / 40/100, 100 * 10 / 40/100 and other specifications and sizes can be customized according to customer requirements. GU trench cover Specifications: GU300-30, GU400-40, GU500-50, GU600-50