Anti-slip Rectangular Manhole Cover
Our anti-slip rectangular manhole cover is a core product for municipal engineering and urban infrastructure construction. Made of high-strength composite resin/ductile iron material, it inherits the advantages of high load-bearing capacity and corrosion resistance, and is specially designed with a non-slip texture surface, which effectively prevents slipping and falling caused by rain, snow or oil contamination, ensuring the safety of pedestrians and vehicles. The rectangular design is more suitable for large-scale road construction and special site laying, with stable placement and not easy to shift. Compared with traditional round manhole covers, it has higher space utilization efficiency and is more convenient for maintenance and replacement. The product has excellent anti-theft performance (no recycling value for non-metallic models), and is resistant to acid, alkali, high temperature and UV erosion, adapting to various harsh outdoor environments such as coastal areas, chemical plants and northern cold regions. We support customization of sizes, load grades (A15/B125/C250/D400/E600/F900), colors and anti-slip pattern designs to meet the specific needs of different projects. All products have passed ISO9001 quality system certification and EN124 international standard testing, with reliable quality and complete after-sales support.
Product Parameter
|
No. |
Item |
Specification |
|
1 |
Product Name |
Anti-slip Rectangular Manhole Cover |
|
2 |
Material |
High-strength Composite Resin/Ductile Iron |
|
3 |
Shape |
Rectangular |
|
4 |
Size |
Customizable:Such as 500 × 500mm, 600 × 800mm, 800 × 1000mm, etc |
|
5 |
Load Rating |
A15/B125/C250/D400/E600/F900(Full level coverage) |
|
6 |
Anti-slip Design |
Concave-convex Texture/Diamond Anti-slip Pattern |
|
7 |
Temperature Range |
-40℃~+80℃ |
|
8 |
Service Life |
≥ 30 years |
|
9 |
Certification |
ISO9001,EN124,CE |
Product Feature and Application
Enhanced Anti-slip Performance:
Non-slip texture surface increases friction coefficient, preventing slipping in rainy, snowy or oily environments.
Stable Rectangular Structure:
Rectangular design ensures stable placement, not easy to shift, and adapts to large-scale site laying.
High Load-bearing & Durable:
High-strength material supports heavy load, anti-aging, and long-term outdoor use.
Corrosion & Weather Resistance:
Resistant to acid, alkali, UV and high temperature, suitable for various harsh environments.
Anti-theft & Safe:
Non-metallic version has no recycling value, avoiding theft; anti-slip design ensures pedestrian safety.
Customizable Options:
Support customization of size, load grade, color and anti-slip pattern to meet project needs.
Application Scenarios
Municipal roads, expressways and urban main roads
01
Industrial parks, chemical plants and power plant areas
02
Residential quarters, commercial complexes and parking lots
03
Airport runways, port terminals and scenic spots
04
Sewage, rainwater, communication and cable inspection wells
05
Product Details

We focus on every detail of anti-slip rectangular manhole covers to ensure product quality:
Material Selection: Adopt high-quality raw materials, non-recyclable composite resin/ductile iron, and strictly control material purity to ensure product stability.
Anti-slip Craft: Precision molding process for anti-slip patterns, clear texture, uniform depth, and strong friction effect.
Edge Treatment: Smooth edge grinding, no burrs, avoiding scratch damage to personnel or equipment during handling and installation.
Customization Service: Support laser engraving of logos, custom color matching, and customized load grades according to customer project drawings.
Quality Control: Each product undergoes load testing, anti-slip testing and corrosion resistance testing before leaving the factory, with complete test reports.
Product Production Display
Our factory has advanced production equipment and a professional technical team:
- Workshop Environment: Standardized clean production workshop, realizing full-process closed production to avoid product contamination.
- Production Process: Raw material mixing → Precision molding → Curing/Annealing → Edge Trimming → Anti-slip Treatment → Quality Inspection → Packaging.
- Quality Testing: Equipped with professional load testing machines, friction testers and corrosion resistance detectors to ensure product compliance with standards.
- Certification & Team: Passed ISO9001, EN124 and other certifications, with a technical team providing 24-hour technical support.
Product Transport Package
Standard Package:
Wooden pallets + stretch film wrapping, fixed with iron straps to prevent product collision and damage during long-distance transportation.
Small Batch Package:
Carton packaging with foam lining, suitable for sample delivery and small orders.
Custom Package:
Support printing customer logos, shipping marks and product information on packaging, and provide customized packaging solutions according to customer requirements.
Logistics Support:
Cooperate with well-known logistics companies to provide sea/air/express transportation services, with real-time logistics tracking.

After-sales Service
Warranty Service: Long-term warranty period, free replacement of products with quality problems, and timely after-sales response.
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