Trench cover grille is a new popular product, but can be widely popular canal cover, what is it? 1, high load grid trench cover using a technical principle of high load-bearing steel grating, trench cover is high load utilization reached its limit. 2, practical trench cover hot galvanizing surface treatment trench cover life of up to 15 years, longer than the average life trench cover. 3, cheap hot galvanized gratings trench cover cheaper than stainless steel trench cover price 50% less than the life of stainless steel trench cover, the real value for money. 4, beautiful screen combination trench cover evenly with latitude and longitude where drainage cover, beautiful shape, surface galvanizing treatment to make it look gives a comfortable feeling. What is crack steel mesh, steel mesh protective layer specification crack tolerance is how much? A: What is crack steel mesh A: crack steel mesh, reinforced by the spacing of 150-200mm, diameter 4-6mm consisting of steel mesh, to resist the restraint stress concrete shrinkage and temperature changes caused in Slab and more than 50mm of underground water head protection layer thickness, the protective layer is too thick cause shrinkage of concrete and set steel mesh drainage cover, where to sell, called crack steel mesh. Use sites such as: are not set in the floor and roof of reinforced steel parts or parts shortage, particularly in the upper part of a larger span of two-way plate arranged along two orthogonal directions with a temperature helps reduce cracks caused by steel bars called temperature. Underground waterproof head protection layer thickness is greater than 50mm, specifications set crack reinforcement net. Drainage ditch cover plate where to sell _ _ Asahi Connaught metal mesh (view) provided by Asahi Connaught Anping Wire Mesh Products Co., "Mesh, barbed wire, steel wire mesh, steel grating, perforated metal mesh, wire mesh fence, crimped wire mesh, chain link fence" preferred Asahi Connaught Anping Wire Mesh Products Co., Ltd. (www.wangpian1688.com), the company is located: Anping wire mesh world, over the years, Xu promise metal mesh to provide customers with the best quality of service, Contact: Manager Wang. Welcome to the new and old customers call, letter, visit the guide, business negotiations. Asahi Connaught metal mesh expect to be your long-term partner!