About Sample Charges and Sample Shipping.
The sample charges of usd15 on the page is for reference only.
Please contact customer service for details.

Composite manhole covers are a modern, high-performance alternative to traditional metal or concrete covers. Made from advanced materials such as fiberglass-reinforced polymers (FRP) and other composite resins, these covers provide exceptional durability, strength, and longevity while being significantly lighter than conventional options. Designed to withstand heavy loads, harsh environmental conditions, and chemical exposure, composite manhole covers are widely used in municipal infrastructure, telecommunications, water management systems, and industrial facilities. Their innovative composition makes them highly resistant to corrosion, rust, and weather-related degradation, making them ideal for areas with high moisture, coastal environments, and extreme temperature fluctuations. Additionally, composite covers are non-conductive, ensuring safety in electrical and telecommunication applications where insulation from electrical currents is essential.
One of the key advantages of composite manhole covers is their superior strength-to-weight ratio. Traditional cast iron or concrete covers can be extremely heavy, making installation and maintenance difficult and potentially hazardous for workers. Composite covers, on the other hand, are lightweight yet capable of bearing high loads, including vehicular traffic in busy urban settings. Their ease of handling not only improves workplace safety but also reduces labor costs and installation time. Furthermore, composite materials do not produce noise when vehicles pass over them, eliminating the rattling sounds commonly associated with metal covers. These features make them an attractive solution for both public and private sector applications, such as road networks, pedestrian walkways, airports, industrial parks, and commercial properties. The non-slip surface of composite manhole covers also enhances safety for pedestrians, reducing the risk of slips and falls.
Beyond their functional benefits, composite manhole covers contribute to environmental sustainability. Unlike metal covers, which are frequently targeted for theft due to their scrap value, composite covers have no resale value in the scrap market, effectively eliminating theft-related maintenance and replacement costs. Additionally, many composite covers are manufactured using eco-friendly processes and recyclable materials, reducing their carbon footprint. Their long lifespan and minimal maintenance requirements make them a cost-effective and sustainable choice for modern infrastructure projects. Composite covers can also be customized in terms of size, color, and branding, allowing municipalities and companies to incorporate their logos or safety markings for improved visibility. As urbanization continues to grow, the demand for smart, durable, and sustainable infrastructure solutions will rise, making composite manhole covers a crucial component in building safer and more efficient cities.

Frame Size (mm) C |
Cover Size (mm) B |
Clear Size (mm) A |
Load-bearing Capacity |
Class |
380x580 |
300x500 |
260x460 |
Customizable |
Customizable |
530x830 |
450x750 |
410x710 |
Customizable |
Customizable |
480x680 |
400x600 |
360x560 |
Customizable |
Customizable |
680x880 |
600x800 |
560x760 |
Customizable |
Customizable |
880x1080 |
800x1000 |
760x960 |
Customizable |
Customizable |
1080x1580 |
1000x1500 |
960x1460 |
Customizable |
Customizable |
580x1080 |
500x1000 |
460x960 |
Customizable |
Customizable |
The above shows only some models, if you need more models, please contact customer service.

Multiple colors for your choice,
or customized color is also available as per pantone code.
Reinforced back steel, stronger bearing capacity.






1. Can I get free samples?
A: Yes. We can provide you the free samples, but you need to bear their own delivery costs.
2. Can I request to change the form of packing and transportation?
A: Yes. We can change the form of the packing and transportation according to your request, but you can have to bear their own costs incurred during this period and the spreads.
3. Can I request to advance the shipment?
A: Yes. It should depend on whether there is sufficient inventory in our warehouse.
4. Can I have my own logo on the product?
A: Yes. You can send us your drawing and we can make your logo, buy you have to bear their own cost.
5. Can you produce the products according to my own drawings?
A: Yes. We can produce the products according to your drawings that will be most satisfy you.