BS EN124 Standard Ductile Iron Recessed Casting Manhole Covers

Ductile iron manhole covers are a measure used to cover the wellhead, usually used on roads, parking lots or other public areas. Ductile iron manhole cover is made of ductile iron material, which is characterized by strong and durable, excellent compression performance, anti-slip, anti-theft, anti-noise, fire and so on.
Nodular cast iron is a kind of material composed of cast iron and alloying elements such as nickel and palladium. After spheroidization, it forms a kind of cast iron with high strength and corrosion resistance. Ductile iron manhole cover has high strength and durability, can withstand a lot of pressure and weight, to prevent the material in the well overflow or cause ground collapse.