Round frame ductile iron manhole cover D400

The Round frame ductile iron manhole cover D400 is a heavy-duty manhole cover designed for use in areas with high traffic loads. It is commonly used in urban areas, highways, airports, and other heavy-duty applications. Here are some product details of the Round frame ductile iron manhole cover D400: 1. Material: The manhole cover is made of ductile iron, a type of cast iron that is stronger and more durable than traditional cast iron. Ductile iron is known for its high tensile strength, impact resistance, and corrosion resistance. 2. Load Rating: The D400 load rating means that the manhole cover is designed to withstand a maximum load of 40 tons. This makes it suitable for heavy-duty applications where there is a high volume of vehicular traffic. 3. Design: The manhole cover has a round shape with a frame that provides stability and prevents the cover from shifting or moving. It is designed to fit into a precast concrete or brick manhole frame. 4. Anti-Slip Surface: The…

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