CLEAR OPEN 600MM, D400
This SMC composite manhole cover is molded from high-quality glass fiber reinforced unsaturated polyester resin (SMC), featuring a compact structure and stable performance. Specifically designed for high-load applications, it meets the load-bearing and protection requirements of various municipal projects, industrial parks, factories, and roads.
Key Features
• Dimensions: 600mm clear opening diameter, circular design, compatible with standard inspection wells and pipe openings, ensuring precise installation and high compatibility.
• High Load Capacity: Static load up to 40 tons, easily handling vehicle traffic and heavy equipment pressure, ensuring road safety and manhole cover integrity.
• Material Advantages: Lightweight and high-strength, impact-resistant, wear-resistant, resistant to acids, alkalis, and sewage corrosion, extending service life and reducing maintenance frequency.
• Anti-slip and Anti-theft: Textured surface design for excellent anti-slip performance; one-piece molded structure with no metal recycling value, effectively reducing the risk of theft.
• Convenient Construction: Moderate weight, quick transportation and installation, improving project efficiency and reducing overall costs.
Applicable Scenarios
High-load areas such as urban roads, parking lots, industrial parks, logistics parks, residential communities, and commercial plazas.

|
ITEM NO. |
CLASS |
O |
D |
F |
H |
LOCK/ SCREW |
HINGE |
SEALING |
|
CLEAR OPEN |
COVER DIA |
FRAME DIA |
FRAME HT |
|||||
|
JF-MR600D |
D400 |
600 |
655 |
785 |
100 |
Lock |
Yes |
Yes |
|
JF-MR600C |
C250 |
600 |
655 |
785 |
100 |
Lock |
Yes |
Yes |