Steel grating stair treads are generally produced in what size it? Common treads size T1 to T4 30mm spacing 125,155,185,215,245,275,305 T1 to T2 40mm spacing 125,165,205,245,285,325 T3 to T4 40mm pitch 115, 155,195,235 , 275,315 T1 to T2 60mm spacing 185,245,305 T1 to T2 60mm spacing 155,215,275 from an economic point of view, it is recommended as far as possible modulus width (Series 1 using 125,155,185,215,245, 275, series 2 using 125,165,205,245,275mm etc.) multiple of the length of 100mm (e.g. 500,600,700,800,900,1000,1200mm etc.). Stair step size is based on the stairwell bay, depth, the height, determine each stair step height and width, length and width of the ladder and platform width settings. (Note: double stair treads stepping on each series is best to take an even number, so that the two ran stepping equal number made of steel grating stair treads design requirements Yesterday we already know, a good product design, we need to find. a reliable manufacturer outdoor stair treads, Anping Wire Mesh Products Co., Ltd. Asahi Connaught, specializing in the production of steel grating 15 years, has rich experience in production and design capabilities, we will give you reasonable design and production size, please rest assured that the This link next to us, is to install a stair treads stair treads device Note: 1. In addition to the landing net width should not be less than the width of the bench outside stair treads processing, together with not less than 1.10m.2 height stair handrail (since stepping measured from the leading edge of the line) should not be less than 0.90m;. outdoor staircase handrail height should not be less than the width of more than 0.20m 1.05m.3 stairwell, the handrail of a straight rod clearance should not be greater than 0.11 m, to prevent juvenile falling .4 clearly defined width bench depicted in residence, it is necessary firefighting dispersed demand satisfaction. public buildings expressive stair width taken generally larger scale steel stair treads, but Pay special attention to contact handrails settings bench width that is: when the stairs should be at least one side of the handrails, benches clear width of up to three shares of abortion, should be on both sides of handrails, up to four shares of abortion, should be added center armrest outdoor stair treads, stair treads, Asahi Connaught Anping wire mesh provided by Asahi Connaught Metal Mesh Products Co., Asahi Connaught Anping Wire Mesh Products Co., Ltd. (www.wangpian1688.com) strong, credible, Hebei Hengshui metal Screen industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the Asahi Connaught wire mesh into the brilliant and you work for a better future!