Steel grating trench cover is one of the products of flat galvanized iron thickness trench cover, trench cover many types, according to the material can be divided into: carbon steel trench cover, stainless steel trench cover, FRP trench cover ; by surface treatment is divided into: galvanized trench cover, trench cover painting, colors do not deal with trench cover; can be divided according to purpose: trench cover, gutter cover, trench cover over the car. So trench cover a variety of species, and any specification models and shapes can be customized. Gold mesh Hebei Airlines Co., Ltd. specializes in producing all kinds trench cover, welcome new and old customers to inquire. Gold mesh Hebei Airlines Co., Ltd. is a large steel grating production-oriented enterprises, has many years of production, marketing experience, and gradually developed into a production, research and development, design, sales and service in one enterprise. In the actual production and marketing, and customer buying process, often encounter some professional terms, the following aircraft gold mesh for everyone introduce summary: Loaded steel: it is one of the main material for steel grating, mainly for uniform load-bearing steel rolling bearing on both ends of steel beams. Chong teeth: the flat semicircle along punched notch, to further enhance the ability of the front fender slip: as welded treads or stairs leading edge, to enhance the ability of anti-skid plates degrees: in parallel with the crossbar The amount obtained in the direction of the steel grid plate size, even than the 'length' under long, also referred to as the bar: a square cross-section through twisted steel bars, welded to the orthogonal direction by the bearing bars . Hemming plate galvanized trench cover, for fixing steel: flat steel and flat steel Loaded with the same cross-section, and ends by the bearing bars are welded, when the wrapping or notched need this Hemming board edge. Profile side: higher than edging plate 100MM, welded at the edge of the opening portion or steel grating required to prevent persons or objects falling, highly user-specified files side panels. Plate length: the total size of the amount obtained by the bearing bars parallel direction, even at shorter than the width of the case, it is always referred to as length, design or writing orders after the dimension when using this mother lb (LOADBAR) . Hole or notch: from cut some steel grid plate cloud, so that pipes, galvanized cement trench cover equipment specifications, by post or railing, or avoid obstacles. Net area: Remove the opening and the notch area. Gross Area: Area (w X l), including the opening and the notch portion of steel grating calculated maximum external dimensions (contract area is calculated in terms of gross area width). In actual purchase any question, please contact us and look forward to working with you. Chemical grill hot galvanized trench cover | galvanizing trench cover | trench cover production technology provided by Golden Screen 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!