Product Overview
The 500×400 SMC drainage grate cover is designed for road drainage systems, municipal drainage areas, and underground drainage applications.
Manufactured from high-strength SMC composite material, it provides corrosion resistance, anti-static performance, and long-term durability for outdoor drainage environments.
Available in EN124 C250 and D400 load classes.
Key Features
- EN124 C250 & D400 load rating
- High-strength SMC composite material
- Designed for drainage applications
- Corrosion and chemical resistant
- Anti-static and flame-retardant
- Lightweight and easy installation
- Non-metal anti-theft design
- Custom logo and color available
Specifications & Dimensions
| Load Class | Cover Size(mm) | Frame Size(mm) | Height(mm) | Weight(kg) |
|---|---|---|---|---|
| C250 | 500×400 | / | 63 | 11 |
| D400 | 500×400 | / | 63 |
Applications
- Road drainage systems
- Municipal drainage systems
- Underground drainage access
- Parking areas
- Infrastructure projects
FAQ
Can you provide OEM / ODM service?
Yes. OEM and ODM service are available. Custom logo, color, surface pattern, and dimensions can be produced according to project requirements.
What is your delivery time?
Normally, the production lead time is about 15–25 days depending on order quantity and product specifications.
What is the MOQ?
MOQ depends on the product size and specifications. Please contact us for detailed information.
What packaging method do you use?
The products are normally packed on export pallets for safer transportation and easier loading and unloading.
Do you provide warranty and after-sales service?
Yes. We provide one-year warranty service and technical support for our products. Please contact us for detailed after-sales information and project assistance.
Does the cover have waterproof sealing structure?
Yes. The cover is equipped with a sealing structure designed to help prevent leakage and water ingress.
Is this product suitable for heavy traffic areas?
Yes. The D400 version is suitable for heavy-duty traffic environments according to EN124 standards.
Is the material resistant to fuel and chemicals?
Yes. SMC composite material provides excellent corrosion and chemical resistance for underground fuel system applications.
Does the product include the frame?
Yes. The product includes both the manhole cover and frame.
