Product Description

Screen Mesh International Import & Export Co. LtdrnrnSteel Grating Fabrications: The serrated steel/bar grating is made of serrated bearing bar and cross rods. They placed horizontally and vertically, and at an equal pitch apart, by welding with 200ton

Product Specification / Models

1.Processing technic:rnSteel grating is made by bearing bar and cross bar according to the flat-steel weft arrangement, in high-pressure spacing on resistance welder welded by cutting, incision, opening, overlock process such as processing and into customer requirements finished products.rn rn2.Features:rnintensity, light structure: strong grid bonding structure makes it with high load, the structure characteristics, facilitate hoisting light; Beautiful appearance, durable: hot-dip galvanized surface treatment make it fairly good corrosion resistance, the surface luster beautiful; Ventilation, lighting, heat dissipation, explosion-proof, prevent slippery properties is good; Deposition prevention dirt.rn3.Useage:rnWidely used in petroleum chemical industry, power plant, water and sewage treatment plants, municipal engineering, environmental sanitation engineering fields of the platform, footpath, zhanqiao pier, ditch lid, manhole cover, ladders, fences, guardrail etc.rn4.Material:rn Carbon steel, Stainless steel ,and so on .rn 5.Surface treatment:rn Hot-dipped-galvanized ,electro galvanized or PVC coated.rn6.Size:rn Standard size or OEM(Making as the customers' request).rn7. specifications:rn rnNo.rnItemrnDescriptionrn1rnBearing Barrn25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc; I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etcrnUS standard: 1''x3/16'', 1 1/4''x3/16'', 1 1/2''x3/16'', 1''x1/4'', 1 1/4''x1/4'', 1 1/2''x1/4'', 1''x1/8'', 1 1/4''x1/8'', 1 1/2''x1/8'' etcrn2rnBearing Bar Pitchrn12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etcrnUS standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc.rn3rnTwisted Cross Bar Pitchrn38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etcrn4rnMaterial GradernASTM A36, A1011, A569, Q235, S275JR, SS304, Mild steel & Low carbon steel, etcrn5rnSurface TreatmentrnBlack, self colour, hot dip galvanized, painted, spray coatingrn6rnGrating StylernPlain / Smooth, Serrated /teeth, I bar, serrated I barrn7rnStandardrnChina: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88),rnUK: BS4592-1987, Australia: AS1657-1992, Japan:JISrn