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 |
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