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Steel bar grating with high strength and firm structure is manufactured from carbon steel, aluminum steel, or stainless steel. Available in various manufacturing methods including welded, press-locked, swage-locked, and riveted gratings. Surface options include smooth and serrated types for enhanced traction.
With diverse styles and sizes available, steel gratings are extensively used in industrial applications such as stair treads, walkways, platforms, floors, various covers, wheeled equipment, security screens, and heavy-duty constructions.
Steel grating is typically manufactured with hot-dipped galvanized coating for superior corrosion resistance. Zinc coating specifications can be customized according to client requirements. Available as hot-dip galvanized steel grating or stainless steel gratings, offering both aesthetic appeal and excellent performance in industrial construction projects.
| Parameter | Specifications |
|---|---|
| Material | 1. Carbon Steel Q235 2. Stainless Steel 304 / 316 |
| Type | Press locked / Flat bar / Serrated bar / I Bar |
| Bearing Bar Size | 20 x 3 to 100 x 9; "I-section": 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 | 12.5 to 100 mm etc, 30, 40, 60mm recommended, America standard available |
| Cross Bar Pitch | 18.5 to 101.6mm etc, 50, 100mm recommended, America standard available |
| Specification | Bearing flat steel: 25x3mm / Center space: 30mm, 40mm, 50mm, 100mm Horizontal pole: 10x2mm / Center space: 50mm, 100mm |
| Surface Treatment | Untreated / Painting / Hot Dip Galvanizing |
| Steel Standard | China GB700-88 / America ASTM (A36) / Britain ASTM (A36) |
| HDG Standard | China GB/T13912-92 / America ASTM (A123) / Britain BS729 |
| Quality Standard | China YB/T4001-1998, America ANSI/NAAMM (MBG531-88), Britain BS4592-1987, Australia AS1657-1992 |
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