Hot Dip Galvanized Steel Grating Drainage Cover with High Strength and Customizable Sizes
Steel grating, also known as grid plate, is manufactured by welding flat steel with cross or round bars at specific intervals. Our steel grating features high strength, lightweight structure, excellent load-bearing capacity, and convenient installation. The hot-dipped zinc coating provides superior corrosion resistance.
Hot-dip galvanized steel grating offers multiple advantages: material efficiency, cost-effectiveness, easy installation, durability, lightweight construction, no dirt accumulation, and excellent ventilation, lighting, heat dissipation, and resistance to corrosive environments including acid and alkali conditions.
- Bearing Bar Specifications (mm): Plain/serrated type: 20×3 to 100×10; I-section type: 25×5×3, 32×5×3, 38×5×3, 40×5×3, 50×5×3, 50×7×4, 55×7×4, 60×7×4, 65×7×4, 70×7×4, 75×7×4, 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 (customizable). Recommended: 30, 40, 60mm. American standards available: 1"×3/16", 1-1/4"×3/16", 1-1/2"×3/16", 1"×1/4", 1-1/4"×1/4", 1-1/2"×1/4" (19-w-4), etc.
- Cross Bar Pitch (center to center): 38.1, 40, 50, 60, 76, 80, 90, 100, 101.6, 102, 135mm, etc.
- Material: Mild Steel (Low Carbon Steel) or Stainless Steel
- Surface Treatment: 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
All gratings can be customized according to your specific requirements.
| Material | Length (mm) | Width (mm) | Polish | Mark |
|---|---|---|---|---|
| SS304 SS306 |
300 | 50 | electro | Our factory can accept customized specifications if standard sizes don't meet your requirements. Best pricing will be offered upon receiving your inquiry. |
| 400 | 60 | stain | ||
| 500 | 70 | No4 | ||
| 600 | 75 | mirror | ||
| 700 | 80 | brushed | ||
| 800 | 85 | |||
| 900 | 90 | |||
| 1000 | 100 | |||
| 1200 | 120 | |||
| 1500 | 150 | |||
| 2000 | 200 | |||
| 3000 | 300 |
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