D400 Cast Iron Manhole Covers – Heavy duty for main road highway


Material: cast iron, ductile iron
GJS500-7 & EN124
Size: customized or standard
LOGO embed: available
Loading ability: from D400 400KN 40T
Certification: CE, ISO

Product Description


We are manufacturer for making D400 Cast Iron Manhole Cover; Our manhole covers produced and tested according to EN124 standard;

  • D400 Cast Iron Manhole Covers can be applied to pedestrian streets and light car roads. It can be called 400KN pressure, 40 tons weight.
  • Can be designed as a circle, rectangle, square, triangle
  • Can add lock, anti-theft device, anti-rust spray
  • LOGO, pattern
  • Size can be customized

Since 1993, we started to produce D400 Cast Iron Manhole Cover, now, we have exported cast iron covers and frame to more than 50 countries and regions.

D400 cast iron manhole cover for road construction. for heavy duty main road, and for pavement. Cast iron, it is a very strong material which with good performance and physical ability. With very good anti-rust ability if painted with black bitumen.

Generally speaking, D400 can meet all basic needs, except for additional airports, terminals and other places.

Hing and lock can be installed to prevent other personnel from opening the manhole cover. The material of the manhole cover is nodular cast iron, which can be used for more than 30 years.

Specifications


DimensionDetails
ShapeRound, square, rectangular
Diameterfrom 200-1500mm
Depthfrom 10-400mm
MaterialDuctile iron GJS500-7
Loading abilityEN124 D400
CustomizeAvailable
LockLock and hinge available
SizeCutomized size and shape available

Loading class


Manhole cover loading class, there are 6 different class accoring to EN124 standad, it`s A15, B125, C250, D400, E600, F900. Different loading class means different application. Normally, A15, B125, C250 for pavement, depestrain, park; D400 E600 for main road and highway; E600-F900 for airport, dock.

GroupLoading classApplication
#. Group 1A15Pedestrain, pavement
#. Group 2B125Driveway
#. Group 3C250Car parks
#. Group 4D400Main road, highway
#. Group 5E600Industrial area
#. Group 6F900Docks & airport

Most common size for D400

ITEM NOClear
Opening Size
Frame
Size
Frame
Height
ShapeDetails
CK-D300Φ300mmΦ470mm100/150mmRoundRead More
CK-D450Φ450mmΦ620mm100/150mmRound
CK-D500Φ500mmΦ670mm100/150mmRound
CK-D600Φ600mmΦ770mm100/150mmRound
CK-D450450450*450mm620*620mm100/150mmSquare
CK-D600450600*450mm770*620mm100/150mmRectangular
CK-D600600600*600mm770*770mm100/150mmSquare
CK-D675675675*675mm855*855mm100/150mmSquare
CK-D750600750*600mm950*800mm100/150mmRectangular
CK-D750750750*750mm930*930mm100/150mmSquare
CK-D900600900*600mm1080*780mm100/150mmRectangular
CK-D900900900*900mm1080*1080mm100/150mmSquare
CK-D100010001000*1000mm1180*1180mm100/150mmSquare
CK-D12206751220*675mm1400*855mm100/150mmRectangular

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