About rainwater rainwater grate grate is welded flat and twisted square steel or made of flat steel and flat steel. Rain grate a beautiful shape, the best drainage, high strength, specifications and low cost Yantai rain grate manufacturers, it is usually made of steel grating rain grate. 2, rainwater grate Specifications: Steel Grating rain grate with a variety of models to choose from to suit different load and span requirements. Q235 material or materials commonly used material is 304. Depending on your need for your design. Stainless steel rain grate according to the size of displacement design specifications and models, stainless steel grate rainwater disposal matt appearance and light two kinds. Size can be produced according to customer requirements. Thereby reducing the weight of the support structure, so that the grid member using FRP greatly reduce the weight. The device does not require the use of lifting equipment, both saving and convenient. Than ordinary carbon steel, FRP grating integrated low interest, although its one-time investment than ordinary carbon steel, long life because it Yantai rain grate, and can use rainwater grate two decades, and no maintenance, and thus its overall economic benefit greatly superior to the use of carbon steel. Stainless steel grate rain has excellent corrosion performance, high strength, anti-extreme pressure, anti setback, tensile, impact and carrying capacity, and no recycling value, no noise impact, the device convenient, affordable, coloring and other strengths Automatic anti-theft products, the use of chemical building materials through the National Quality Supervision and quality of technical overhaul Central Institute for chemical detection monitors overhaul Weifang rain grate, technical indicators can be up to 30 years, the municipal building, the best choice for village green. [] _ Yantai rain rain grate grate manufacturers _ provided by the Yangtze River Yangtze casting foundry. Welcome to consult Changyi City, Shandong Province, Changjiang foundry (www.changjiangzhuzao.com), be sure to specify when contact is through the "Business Alliance Member" see, thank you! Contact: Zhang