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Our D400 Custom Round Ductile Iron Manhole Cover is engineered for strength, durability, and long-lasting performance in heavy-duty traffic areas. Manufactured from premium ductile iron, this cover provides excellent load-bearing capacity while offering resistance to wear, impact, and corrosion. Designed in compliance with international standards, it is ideal for municipal, industrial, and roadway applications.
This D400 manhole cover comes complete with a precision-engineered manhole cover and frame system, ensuring stability, safety, and ease of installation. Whether used in highways, urban infrastructure, or commercial projects, it guarantees reliable access protection for underground utilities.
Load Capacity: D400 (up to 40 tons)
Material: Ductile iron (d400 cover and frame)
Shape: Round
Clear Opening: Standard 600 mm / Custom sizes available
Surface Pattern: Customizable (logo, text, symbols)
Standard: EN124 D400 compliant
Coating: Anti-rust bitumen or as required
Locking: Optional lock or self-locking design
Urban Infrastructure: Roads, streets, and pedestrian walkways.
Industrial Facilities: Warehouses, factories, and logistics centers.
Commercial Projects: Parking lots, service stations, and shopping areas.
Public Utilities: Water, drainage, telecommunications, and power networks.
Heavy-Duty Performance: Built to handle repeated heavy traffic loads.
Customizable: Sizes, designs, logos, and surface patterns can be tailored to project requirements.
Long Service Life: Made from ductile iron, offering strength and ductility superior to grey cast iron.
Safety & Stability: Secure manhole cover and frame design minimizes rattling and displacement.
Material: Ductile iron / cast iron
Shape: Round (customizable sizes available)
Load Class: EN124 D400
Surface Treatment: Black bitumen or epoxy coating
Standard: EN124 / customer-specific standards
With over 30 years of foundry experience, we specialize in manufacturing ductile iron manhole covers and frames that meet global standards. Our D400 round manhole covers not only provide strength and security but can also be customized with unique branding and designs, making them an excellent choice for municipalities, contractors, and distributors worldwide.
Need a custom size or logo? Contact us for OEM/ODM solutions, technical drawings, and bulk order quotes.
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