How trench cover quality control trench cover, we mainly three aspects to this: one, the better off material: steel raw materials into the factory inspection is the most important part, which determines the final shape trench cover and performance, the company There are strict quality inspection standards, the choice of quality raw materials to ensure the field frequency of performance and quality. 2, strictly control the production and design aspects, according to the company's production standards, not a mistake. The introduction of advanced production equipment and production technology, improving the quality of existing products, trench cover, efforts to develop new products. And according to market needs, develop a detailed product development process to ensure the completion of the development of new products in the shortest possible time! 3, good finished product delivery inspection, after the completion of the company's finished, there will be a professional inspector for quality testing, to detect whether a product specification, such as the product failed to be re-production. Gold mesh Hebei Airlines Co., Ltd. is a large scale in the northern trench cover production-oriented enterprises outdoor trench cover production and installation, the product throughout the country, and won praise. "High standards, fine, zero defect" is the aim of our production, we will continue to produce the high-quality trench cover! Steel grating trench cover hot-dip galvanizing treatment will often do so to extend the service life of steel grating trench cover, strong corrosion resistance, making it up to 6.70 years. Hot-dip galvanized steel grating trench cover acid, alkali capacity is very good, hot dip galvanized steel grating trench cover also resists corrosion work platform steel grating trench cover, and many organic solvents and salts gas Price, galvanized steel grating trench cover may also resist corrosive liquid medium corrosion of galvanized steel grating has incomparable superiority in the field of preservation. Galvanized steel grating Unlike traditional metal grille, galvanized steel grating trench cover under the action of chemical mediators See generally does not occur under electrochemical corrosion of galvanized steel grating trench cover not born stainless steel, galvanized steel grating trench cover makes the structure of the material will not be destroyed, galvanized steel grating trench cover does not require regular maintenance, galvanized steel grating trench cover does not need to check from time to time, and maintenance. Hebei Airlines Co., Ltd. specializes in the last gold mesh steel grating, trench cover, tap plates and other steel grating products, please contact us. Manufacturers supply galvanized mesh gate trench cover, trench cover, trench cover provided by the manufacturer Hebei Airlines Golden Screen Products Limited. Gold mesh Hebei Airlines Co. (www.hbhangjin.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 Air gold mesh and you hand into the brilliant, for a better future!