Gnee Steel (tianjin) Co., Ltd
                                                                                                           
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Factory Hot-DIP Galvanized Stainless Steel Iron Grating for Outdoor Exterior Stair Treads and Platform Walkways in Building Projects

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: 5-9 working days
Brand: GNEE
Product Description
Factory Hot-DIP Galvanized Stainless Steel Iron Grating for Outdoor Exterior Stair Treads and Platform Walkways in Building Projects

Serrated steel grating is the most popular of all grating types due to its strength, cost-efficient production and ease of installation. In addition to its high strength and light weight, this type of grating also has non-slip characteristics, no sharp edges and serrations are rolled on, to meet strict health and safety requirements. Hot rolled serrations help stop lacerations if someone falls on the grating.

Optional serrated bearing bars enhance skid resistance. Consider this surface for applications subject to the accumulation of liquids or lubricants or inclined grating installations. The excellent self-cleaning characteristics of plain surface grating make it suitable for the majority of applications. In the presence of fluids or materials that could cause the top surface of the grating to become wet or slippery, specification of the optional serrated surface should be considered. When serrated grating is specified, the bearing bar depth must be 1/4" greater, to provide the equivalent strength of non-serrated gratings.

Hot-DIP Galvanized Steel Grating product example
Specifications of Steel Gratings
No Item Description
1 Bearing bar 20x5, 25x3, 25x4, 25x5, 30x3, 30x4, 30x5, 32x3, 32x5, 40x5, 50...75x8mm, etc.
2 Bearing bar pitch 25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc.
3 Cross bar 5x5, 6x6, 8x8mm (twisted bar or round bar)
4 Cross bar pitch 40, 50, 60, 65, 76, 100, 101.6, 120, 130mm or as customers' requirements.
5 Surface treatment Untreated, Hot dip galvanized, Cold dip galvanized, Painted, Powder coated, or as per customers' requirement.
6 Flat bar type Plain, Serrated (tooth-like), I bar (I section)
7 Material standard Low carbon steel (CN: Q235, US: A36, UK: 43A)
8 Galvanization standard CN: GB/T13912, US: ASTM (A123), UK: BS729
9 Steel grating standards
  • China: YB/T4001-1998
  • USA: ANSI/NAAMM (MBG 531-88)
  • UK: BS4592-1987
  • Australia: AS1657-1988
  • Japan: JJS
Close-up view of galvanized steel grating surface
Steel grating installation example
Industrial application of steel grating

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Company Gnee Steel (tianjin) Co., Ltd
Location No.4-1114, Beichen Building, Beicang Town, Beichen District, Tianjin, China
Contact Person Zhang

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