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Square frame ductile manhole cover 850x850 D400

Square frame ductile manhole cover 850x850 D400

The square frame ductile manhole cover with dimensions of 850x850mm falls under the D400 load class. Here are some product details: 1. Material: The manhole cover is made of ductile iron, which is a type of cast iron known for its high strength and durability. 2. Load Class: It is classified under D400 load class, which means it can withstand a maximum load of 40 tons. This makes it suitable for heavy-duty applications such as highways, main roads, and areas with heavy traffic. 3. Design: The manhole cover has a square frame design, providing a secure and stable fit. It is designed to prevent unauthorized access and ensure the safety of pedestrians and vehicles. 4. Anti-Slip Surface: The top surface of the cover is typically designed with anti-slip patterns or textures to enhance traction and prevent accidents caused by slipping. 5. Locking Mechanism: Some square frame ductile manhole covers come with a locking mechanism to prevent theft and unauthorized access. This ensures the…