Air magic grille grille class quality, reasonable price and sold throughout the country, welcome new and old customers to order. Gold mesh Hebei Airlines Co., Ltd. is a professional production of steel grating products business, our company all products implementing China YB / T4001-2007 standards, or the United States ANSI / NAAMM (MBG531-93), English BS4592-1- 1995 and Australia AS1657-88 standard products are widely used in petroleum, chemical industry, ports, power, transport, paper, pharmaceutical, steel, food, municipal, real estate, manufacturing and other fields. Hebei Airlines Golden specifically for steel grating, grating, grid plate, trench cover, trench cover, sump cover, gutter cover, steel grating treads and other products for heavy grating specifications, welcome to inquire order. Steel grating production methods: pressure welded steel grating is the load flat steel and bars with certain distances, using 200 tons of hydraulic resistance welding automation equipment welded into the original board grill covers trench cover plate by cutting holes , edging and other processes from customer requirements. Production standard steel grating: China YB4001-1991, YB / T4001-1998, YB / T4001.1-2007 standard (Chinese for 2007 the latest version of the standard steel grating); in addition the United States, Britain, Australia and New Zealand also have their own standards, in accordance with the United Kingdom and the United States BS4592-1-1995 ANSI / NAAMM (MBG531-88) and other standards. Steel standards in accordance with GB700-88, GB1220-92. Grating Surface treatment: hot dip galvanized, cold galvanizing, painting, anti-rust oil soaked, not processed (usually stainless steel without treatment). Carbon steel grating _ _ Air grille grille magic gold mesh provided by Air Products Co., Ltd. Hebei. 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!