Gnee Steel (tianjin) Co., Ltd
                                                                                                           
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Hot DIP Galvanized Steel Grating with 25 x 5 x 3 I Bar Type and 30mm Bearing Bar Pitch for Heavy Duty Platforms

Price Negotiable
Price: Negotiable
MOQ: 2PCS
Delivery Time: Shipped in 20 days after payment
Brand: Gnee
Product Description
Hot DIP Galvanized Steel Grating Mezzanine Floor
Hot DIP galvanized metal grating is available in three main styles: Plain Style Steel Grating, Serrated Style Steel Grating, and I Bar Type Steel Grating. These durable grating solutions are widely used in steel structure platforms, stair treads, sidewalks, drainages, and well covers. We offer both standard steel grating designs and custom manufacturing to meet specific client requirements.
Product Specifications
Bearing Bar (Load Bar) Specifications
Plain & Serrated Types: 20 x 3 to 100 x 10 mm
I-Section Type: 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4, etc.
Bearing Bar Pitch (Center to Center)
12.5, 15, 25, 30, 30.16, 32.5, 34, 40, 41.25, 45, 50, 60, 60.32, 80, 100 mm (30, 40, 60mm recommended)
American Standard: 1" x 3/16", 1 1/4" x 3/16", 1-1/2" x 3/16", 1" x 1/4", 1-1/4" x 1/4", 1 1/2" x 1/4" (19-w-4) and more
Cross Bar Pitch (Center to Center)
38.1, 40, 50, 60, 76, 80, 90, 100, 101.6, 102, 135mm and more
Available Materials
Mild Steel (Low Carbon Steel) or Stainless Steel
Surface Treatment Options
Untreated, Painting, or Hot DIP Galvanizing
Steel Grating Standards
  • China: YB/T4001-1998
  • USA: ANSI/NAAMM (MBG531-88)
  • UK: BS4592-1987
  • Australia: AS1657-1985
  • Japan: JJS
Detailed Specifications
Item Detailed Description
Bearing Bar 25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10-100x10mm etc; I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etc
US standard: 1" x 3/16", 1 1/4" x 3/16", 1 1/2" x 3/16", 1" x 1/4", 1 1/4" x 1/4", 1 1/2" x 1/4", 1" x 1/8", 1 1/4" x 1/8", 1 1/2" x 1/8" etc
Bearing Bar Pitch 12.5, 15, 20, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etc
US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc
Twisted Cross Bar Pitch 38.1, 40, 50, 60, 76, 80, 100, 101.6, 120mm, 2" & 4" etc
Steel Grade ASTM A36, A1011, A569, Q235, S235JR, S275JR, SS304, Mild steel & Low carbon steel, etc
Surface Treatment Black, self colour, hot dip galvanized, painted, spray coating
Grating Style Plain / Smooth, Serrated / teeth, I bar, serrated I bar
Grating Standard China: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88), UK: BS4592-1987, Australia: AS1657-1985, Japan: JIS
Product Images
Hot DIP Galvanized Steel Grating installation showing mezzanine floor application Close-up view of Hot DIP Galvanized Steel Grating structure and surface finish

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

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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