Made of steel grating trench cover, please note here that the steel grating to do, because as a trench cover drainage ditches on the cover, there are a variety of materials, cast iron manhole covers, ductile covers, etc. These trench cover material because the weight is too heavy, easy to lose, gradually being replaced by steel grating. Trench cover this material, there are three forms, one is ordinary trench cover, one is theft trench cover, the last one for the special requirements of the design of CU-type trench cover. An ordinary trench cover can be applied to any occasion, which uses welded steel mesh panels, installation is simple and light weight, carrying good, good impact resistance, rather bend do not break, large displacement, after galvanizing treatment beautiful and durable , corrosion and rust, has incomparable advantages of cast iron trench cover, two, trench cover theft is common around the trench cover the theft iron frame welded steel grating covers procurement considerations, steel grid plate with hinged etc. make it easy to open, and with anti-theft feature. Can effectively resolve the unnecessary loss covers lost caused. Three steel grating covers, GU trench cover, is targeted at the most common non-concrete masonry along the mouth of the ditch, the use of a U-shaped trench cover is very simple, economical, no special groove edge, load T6-14, the upper Gouyan recommend buried angle, but also can be prefabricated blocks to build a U-shaped ditch ditch, effectively preventing the leakage of sewage into the ground, you need to cross the car, this U-shaped steel grating trench cover only applies to side ditch. I plant in accordance with customer requirements, production of different load, span steel grating products, according to the actual requirements of the selected, according to the use of different occasions, different materials provided trench cover, in addition to ordinary galvanized outer trench cover also provide other materials such as stainless steel processing trench cover, etc. Rain grate size 20cm × 30cm in general, from the way the slope is not necessarily how much steel grating covers a square meter, depending on the design drawings, and also depends on the situation at the scene, the cross slope are generally in the 2% to 3 % of the way! stormwater grate mention what works, is trapped in the role of a filter through grate rainwater retention section carried a larger volume of dirt, such as plastic bags, cardboard, food waste, etc. 0 answer in 2012 -07-11 14:47 GB size 450 * 750 rain grate choice: (1) rain grate flat direction bearing (support) direction. Press the ditch (well) wide gaps remain flat given length L; (2) according to the channel length typesetting steel grating covers price, whichever is consistent with standard processing modulus plate width 995mm, plate gap 5mm; (3) the remainder of the channel length is less than 1 meter section modulus given by size; (4) according to the selected type steel grating groove width and load requirements. (5) is recommended to choose a standard size stormwater grate design and construction, and other specifications can be customized. Steel grating covers price | Steel Grating Covers | Asahi promise offered by Anping wire mesh wire mesh Co., Ltd. Asahi Connaught. Asahi Connaught Anping Wire Mesh Products Co., Ltd. (www.wangpian1688.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 the Asahi Connaught wire mesh and you hand into the brilliant, for a better future!