Method: Sand Casting, Green Sand Casting , lost foam casting or Resin Sand Casitng
Material: Cast Ductile Iron, Cast Gray Iron.
Standards: En124
round manhole cover
LOAD CLASSES
| En 124 A15KN test load | Areas which can be used by pedestruabs and pedal cylists |
| En 124 B125KN test load | For use in footways, car parks and parking decks. |
| En 124 C250KN test load | For guly tops & manhole cover in the area of kerbside channels(Max 500mm into carriageway and max 200mm into footway) |
| En 124 D400kN test load | Carriageways of road, hard shoulders and parking areas, roads for alltypes of vehicies. |
| En 124 E600KN test load | Areas imposing high wheel load, e.g. docks, aircraft pavements |
| En 124 F900KN test load | Areas imposing particularty high wheel load, e.g. docks aircraft pavements. |