30 × 3 Floor Trough Drain Grates , Sliding Resistant Metal Trench Drain Grates
30 × 3 Steel Hot Dipped Galvanized Trench Cover Grating Sliding Resistant
Specification
We produce three kinds of steel gratings, they are Plain Style Steel Grating, Serrated Style Steel Grating
and I Bar Type Steel Grating. They are widely used in steel structure platforms, stair treads, sidewalks,
drainages and well covers etc. We can design and manufacture standard steel grating and in customized
shapes per client's requirements.
Standard size trench cover details
| Item | Clear opening (mm) | Grate width (mm) | Grate depth (mm) | Bar spacing (mm) | Angle frame (mm) |
| TGAFS-01 | 75 | 100 | 25 | 20* | 30 × 15 × 3 |
| TGAFS-02 | 105 | 150 | 25 | 25 | 30 × 30 × 5 |
| TGAFS-03 | 120 | 150 | 25 | 20* | 30 × 15 × 3 |
| TGAFS-04 | 150 | 200 | 25 | 20* | 30 × 30 ×5 |
| TGAFS-05 | 150 | 215 | 32 | 25 | 40 × 40 × 5 |
| TGAFS-06 | 200 | 250 | 25 | 25 | 30 × 30 × 5 |
| TGAFS-07 | 200 | 275 | 40 | 25 | 45 × 45 × 5 |
| TGAFS-08 | 235 | 300 | 32 | 25 | 40 × 40 × 5 |
| TGAFS-09 | 250 | 300 | 25 | 25 | 30 × 30 × 5 |
| TGAFS-10 | 250 | 325 | 40 | 25 | 45 × 45 × 5 |
| TGAFS-11 | 300 | 350 | 25 | 25 | 30 × 30 × 5 |
| TGAFS-12 | 300 | 375 | 40 | 25 | 45 × 45 × 5 |
| TGAFS-13 | 300 | 395 | 50 | 25 | 55 × 55 × 5 |
| TGAFS-14 | 400 | 475 | 40 | 25 | 45 × 45 × 5 |
| TGAFS-15 | 400 | 495 | 50 | 25 | 55 × 55 × 5 |
| Type | Welded steel grating, pressure-locked, socket-welding |
| Steel flat size | 20 × 3 , 25 × 3 , 25 × 5 , 30 × 3 , 30 × 4 , 30 × 5 , 32 × 3 , 32 × 5 , 45 × 5 mm |
| Beraing bar pitch | 12.5 , 15 , 20 , 25 , 30 , 35 , 40,50mm |
| Cross bar pitch | 38,50,80,100mm |
| material | Low carbon steel, stainless steel, aluminium |
| Surface treatment | Untreated, hot galvanized, painted |
| Standards |
China: YB/T 4001.1-2007 |
Grating trench usage
steel grating trench covers is mainly used in chemical industry, food processing, hydro processing and
other industries as listed :
- Power plant
- Chemical plant
- Oil Refinery
- Steel plant
- Machinery plant
- Paper-making factory
- Cement plant
- Civil engineering
- Wastewater treatment
- Pharmacy industry
- Food processing
Features
The products enjoy the feature of high strength, light structure, high bearing, convenience for loading and other propertier.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.