Railway drain cover much money a drain cover Air magic grill

Trench cover Common Specifications flat steel Specification: 20 × 3,25 × 3,30 × 3,40 × 3,50 × 3,30 × 4,40 × 4,50 × 4,25 × 5,30 × 5,32 × 5,40 × 5,50 × 5 (mm) rail Specifications: crossbar using twisted steel, diameter is generally 6mm, 8mm flat center spacing: 30,40,60mm rail center spacing: 50,100mm surface Treatment: galvanized, painted gold mesh Hebei Airlines Co. Ltd. specializes in producing a variety of trench cover, welcome to order. Drain cover introduction galvanized hot dip galvanized steel grating trench cover made ditch (well) cover, with a variety of models to choose from to suit different load and span requirements. Widely used in municipal roads, garden facilities, residential quarters, schools, stadium management and other different places. Depending on different occasions, our company can provide different specifications of the ditch (well) cover the surface of hot-dip galvanizing, cold galvanizing (plating), or not treated. Trench cover size selection 1. Drain cover Drain cover galvanized steel direction bearing (support) direction, according to ditch (well) wide gaps remain flat fixed length L; 2. Press the ditch (well) long typesetting Standard plate taken with machining modulus wide 995mm, leaving a gap between the plates 5mm; 3. ditch (well) remaining less than one meter long section modulus given by size; 4. Select the steel according to the ditch (well) wide and load requirements grating model. 5. recommended to choose a standard size design and construction, and other specifications can be customized. 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 on the package for fixing the flat side panels: Loaded with flat steel have the same cross-section, and ends by the bearing bars are welded, when the wrapping or notched need this edging 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, equipment, 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.