C250 Tank Application Circular Manhole Cover

1. High load strength
Less noise and lower vibration transmissions.
2. Against theft,noise and rust.
3. Durable life.
4. Free design

5.OEM is available
Class A15 Area which can only be used by pedestrians and pedal cyclists
Class B125 Folkways, pedestrian areas and comparable areas, car parks or parking decks
Class C250 For gratings installed in the area of kerbside channels of roads which, when measured from the Serb edge, extend maximum 0.5 m into the carriageway and maximum 0.2 m into the foot way
Class D400 Arrive ways of roads (pedestrian streets included), hard shoulders and parking areas for all types of road vehicles
Class E600 Areas subject to high axle loads such as docks and airports
Class F900 Areas subject to very high axle loads such as airports