Product Description :
Generally divided into round and square, the road administration in the urban areas, generally round, because round the covers easy to tilt, to better protect the safety of pedestrians and vehicles. Use circular, mainly taking into account the circular covers the diameter of each through its center of the circle are the same length, so that if the covers are starting after the vehicle rolled, because no matter how rolling on, its diameter will be better than the following wellhead slightly wide, covers will not fall into the well-head go.
Material: Ductile iron
Lock: Steelness
Specification: Frame: 850x850mm
Cover: 600x600mm
Weight: 65kgs/unit
Standard: EN 124
Class: D400