Square ductile iron manhole cover D400 

The Square ductile iron manhole cover D400 is a heavy-duty cover designed to withstand heavy traffic loads. Here are some product details: 1. Material: The manhole cover is made of ductile iron, a type of cast iron that is more durable and resistant to cracking compared to traditional cast iron. 2. Load Rating: The D400 load rating indicates that the cover is suitable for areas with heavy traffic, such as roads, highways, and airports. It can withstand a maximum load of 40 tons. 3. Dimensions: The square manhole cover typically comes in various sizes, ranging from 600mm x 600mm to 1000mm x 1000mm. The specific dimensions can be customized based on project requirements. 4. Design: The cover is designed with a square shape to fit square manhole openings. It features a solid top surface with a non-slip pattern to ensure safety for pedestrians and vehicles. 5. Locking Mechanism: The manhole cover is equipped with a locking mechanism to secure it in place and prevent un…