25x5 Hot Dip Galvanized Steel Grating Trench Drain Cover with ISO SGS Certificate
Hot dipped 25x5 galvanized trench drain grating cover with ISO SGS certificate. Made from steel grating plate, these covers are easy to install with light weight, excellent load-bearing capacity, and superior impact resistance.
After hot-dip galvanizing process, the covers become attractive and durable with exceptional corrosion and rust protection, outperforming traditional cast iron trench covers. The articulated juncture design allows for easy opening while providing excellent anti-theft functionality.
Ideal for municipal administration paths, carwash houses, garden landscape facilities, residential districts, schools, and various industrial applications.
- Hot-dip galvanized surface treatment for superior corrosion and rust protection
- Articulated juncture for easy opening and excellent anti-theft functionality
- Attractive and durable appearance
- Large mesh design for better water drainage - water leakage area reaches 83.3%, twice that of cast iron trench covers
- Material efficiency: long-span and heavy-load capacity at lower cost than cast iron
- Reduced replacement costs compared to cast iron covers that are prone to theft or damage
- Customizable products available according to client requirements
- Mild Steel (Low Carbon Steel)
- Stainless Steel
- Untreated
- Painting
- Hot dip Galvanizing
| Steel Grating Standard | Steel Standard | Galvanized Standard |
|---|---|---|
| China standard | YB/T 4001.1-2007 | GB/T 13912-2002 |
| USA standard | ANSI/NAAMM(MBG531) | ASTM(A123) |
| U.K. standard | BS4592 | BS729 |
| Australia standard | AS1657 | AS1650 |
| Item | 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"x3/16", 1 1/4"x3/16", 1 1/2"x3/16", 1"x1/4", 1 1/4"x1/4", 1 1/2"x1/4", 1"x1/8", 1 1/4"x1/8", 1 1/2"x1/8" etc |
| Bear Bar Pitch | 12.5, 15, 20, 23.85, 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, 50, 60, 76, 80, 100, 101.6, 120mm, 2" & 4" etc |
| Material Grade | ASTM A36, A1011, A569, Q235, 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 |
| Standard | China: YB/T 4001.1-2007, USA: ANSI/NAAMM(MBG531-88), UK: BS4592-1987, Australia: AS1657-1992, Japan: JIS |
- Flooring steel gratings
- Stair treads
- Sun shades
- Drain covers
- Security screen
- Manhole covers
- Mezzanine flooring
- Earth mats
- Shelving
- Stanchions (hand rails)
- Trench covers
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