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Quick Details

  • Place of Origin: China (Mainland)
  • Brand Name: CMAX / CNBM
  • Model Number: DN800
  • Length: 6m/5.7m
  • Standard: ISO2531/EN545/EN598
  • Application: Water Pipeline
  • Diameter: DN800MM
  • Shape: Round
  • Hardness: Hardness: <230HB
  • Pipe Wall Thickness: Standard
  • Pull Strength: Pull Strength: >420MPa
  • Yield (≥ MPa): 300 MPa
  • Material: Ductile Iron
  • Type: Ductile Iron Pipes
  • Certification: ISO2531 and EN545

Packaging & Delivery

Packaging Details Pipes from DN100 to DN300 are be bundled with steel belts, the others are in bulk.

Ductile Iron Pipe DN800MM


Product Introduction


Ductile Cast Iron Pipe is the most widely-used pipeline product in water supply and water drain/sewage projects.


Our D.I. pipe ranges from DN80-DN2200mm(Tyton, K8/ K9 /C class), effective length:6m or 5.7m, comply with standard EN545/598/ISO2531/BS4772.


Works Hydraulic Test Pressure


NorminalWork Test Pressure (Bar)
DNPipe (K9)FittingsPipes with Weld-on or Screwed-on Flange
80 to 300502516253240
350 to 6004016
700 to 10003210
1100 to 20002510


Mechanical Properties


ItemTensile StrengthElongationProof StressHardness
N/mm2%N/mm2 HB
DN80 to DN2000DN80 to DN1000DN1100 to DN2000 DN80 to DN1000 DN1100 to DN2000 
 Pipe≥420  ≥10≥7  ≥270  ≥300≥230


Specification& Payment terms


Internal lining:     D.I.Pipes shall have an internal cement mortar lining in acc with ISO4179.

External coating: D.I.Pipes shall be externally coated with metallic zinc spray plus a further layer of resin painting to ISO8179.

Gasket:              100% SBR/NBR/EPDM gasket in accordance with ISO4633.

Packing:             Pipes from DN100 to DN300 are be bundled with steel belts, the others are in bulk.

Payment term:    By 30% T/T advance payment + 70% T/T payment against B/L copy.
Packing:             In bulk vessel or in container


About Us


CNBM International Corporation is a primary subsidiary company of China National Building Material Group (CNBM), which is a state-owned, the largest group corporation in China building material industry with total assets of 5.4 billion US dollars and total staff of 50,000 locally and abroad. We are the largest supplier of building materials in China.


CNBM International Co. is specializing in offering products as follows:

  • Ductile iron pipes
  • Ductile iron fittings
  • Ductile iron manhole covers
  • Ductile iron gully (channel) gratings


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Transaction Overview


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China (Mainland) | Trading Company
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