D400 Φ780 ductile iron Manhole cover

D400 Φ780 Ductile Iron Manhole Cover This Φ780 mm ductile iron manhole cover is designed for use in medium to heavy-duty traffic environments, including urban roads, mixed-use driveways, and public utility networks. Certified to EN 124 D400, it offers a load-bearing capacity of up to 40 tonnes, ensuring strength, safety, and long-term reliability in demanding urban applications. Manufactured from high-grade QT500-7 ductile iron, this cover features a precision-machined surface, corrosion-resistant coating, and optional features such as locking systems or customized markings, making it suitable for both standard municipal and project-specific needs. Product Specifications Shape Round Clear Opening Diameter 780 mm Surface Finish Black bitumen coating (standard) / Anti-corrosion optional Brand HXW Place of origin China Model D400 Φ780 Selling units Ton Contact Us Looking for a high-strength, road-grade manhole cover? Chongzhou Hongxinwei Metal Manufacturing Co.,…

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