Stair treads, also called fixed steel grating welding and installation of two ways. Without dismantling of permanent, can be welded, welded on its supports. Specific location on each corner of the board of the first root of flat steel, welding length of not less than 20 mm, a height of not less than 3 mm fillet weld . has the advantage of using the mounting clip without damaging the zinc layer and removal easy, you can also punch in the side treads, with screws. Factory direct win-win cooperation, the gentleman love of money to road, a cooperative permanent friend Chongqing metal treads, the factory will cherish every opportunity to cooperate, understand ?? treasure guarding Jinshan will not be happy. I hope our common wealth and happiness harvest skid treads Materials: tooth flat steel, the material is generally the material is different from Q235, flat and ordinary flat tooth that has a rugged flat side of teeth marks. (Mainly due to slip we used mainly flat steel slitting, cutting steel and have made.) * Twisted steel: also called twisted steel, generally 5x5 6x6 8x8 square steel, twisted steel. Skid treads & * Materials: tooth flat, the material is generally made of Q235 Chongqing platform treads, except flat and ordinary flat tooth that has rugged flat side of teeth marks. (Mainly due to slip we used mainly flat steel slitting and cutting steel plate together.) Skid treads characteristics: (1) by one side is serrated welded flat, except for the characteristics of ordinary steel grating and outside use also has a strong anti-slip capability, especially for wet, slippery places, offshore oil platforms, etc., 2) the use of hot-dip galvanized surface treatment, has a strong anti-rust and strong, 30-year maintenance-free and replacement. This product can be used as a drain cover and frame hinge joint, security, safety, easy to open;) using high-strength steel stair treads Chongqing, the steel grating with high strength: the strength and toughness is much higher than cast iron, available on docks, airports and other large span and heavy load environment; large mesh with the best drainage: leakage area of ??83.3%, is the best choice for outdoor staircase; Chongqing ladder treads treads _ _ Chongqing treads sold by Anping send one hundred million steel grid MILL available. Anping hair million steel grid MILL (www.hbggb.net) (www.hbggb.net) 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 hair one hundred million steel grating and you hand into the brilliant, for a better future!