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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 |
Looking for a high-strength, road-grade manhole cover?
Chongzhou Hongxinwei Metal Manufacturing Co., Ltd. specializes in durable, certified ductile iron manhole covers tailored for your city’s needs.
Reach out for technical drawings, price lists, or custom specifications. We support OEM and municipal bidding projects.
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