C250 Cast Iron Manhole Covers – Pavement Municipal Road Construction


Material: cast iron, ductile iron
GJS500-7 & EN124
Size: customized or standard
LOGO embed: available
Loading ability: from C250 250KN 25T
Certification: CE, ISO

Product Description


We are manufacturer for making C250 Cast Iron Manhole Cover; Our manhole covers produced and tested according to EN124 standard;

  • C250 Cast Iron Manhole Covers can be applied to pedestrian streets and light car roads. It can be called 250N pressure, 25 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 C250 Cast Iron Manhole Cover, now, we have exported cast iron covers and frame to more than 50 countries and regions.

B250 cast iron manhole cover for road construction. for light 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.

The built-in sealing strip is made of rubber, which can not only have airtight characteristics, but also reduce the noise when the car is pressed.

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 C250
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 C250

ITEM NOClear opening sizeFrame Size (mm)Frame Height (mm)Shape
CK-C300Φ300mmΦ470mm70Round
CK-C450Φ450mmΦ620mm70Round
CK-C500Φ500mmΦ670mm70Round
CK-C600Φ600mmΦ770mm80Round
CK-C450450450*450mm620*620mm70Square
CK-C600450600*450mm770*620mm70Rectangular
CK-C600600600*600mm770*770mm70Square
CK-C675675675*675mm855*855mm80Square
CK-C750600750*600mm950*800mm80Rectangular
CK-C750750750*750mm930*930mm80Square
CK-C900600900*600mm1080*780mm80Rectangular
CK-C900900900*900mm1080*1080mm80Square
CK-C12206751220*675mm1400*855mm80Rectangular

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