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Ductile iron pipe ISO2531

    • Application: universal
    • Market Type:After Market 
    • FOB Price: Inquiry For It?
    • Payment Terms: L/C, T/T
    • Minimum Order: Negotiable Trial Order

Quick Details

  • Place of Origin:

    Hebei, China (Mainland)

  • Delivery Time:

    0

  • Delivery Port:

    Tianjin port Lianyungang

  • OE Experience:

    No

Product Name:Ductile iron pipe ISO2531

Ductile iron pipe ISO2531

Application

universal

Product Description:


ductile iron pipe ISO2531 K9
zinc130g+bitumen 70micron coating ISO8179
cement lining ISO4179
6m or 5.7m

Ductile cast iron socket and spigot pipes and accessories shall be centrifugally casted in accordance with ISO 2531(1998) class K9

Water tightness shall be insured by the push-on joint for the pipes

 

Composition and class

Metallurgical composition of ductile iron shall confirm to the following requirements (ISO):

3.5% to 3.9% Carbon

1.8% to 2.6% Silicon

Minimum tensile strength: 420(MPa) for pipes

Minimum elastic limits: 300(MPa) for pipes

Minimum elongation at failure: 10% for pipes

Maximum hardness: 230(HB) for pipes

 

 

hydrostatic pressure

The pipes of class K9 shall be subject to hydrostatic pressure test in the factory as follows:

DN80 to DN300:50 bars

DN350 to DN600:40 bars

DN700 to DN800: 32 bars

 

Internal Lining

The pipes shall be internally lined with a sulphate resisting blast furnace cement mortar. The thickness and the lines shall be in accordance with ISO 4179(1985).The lining shall be applied centrifugally.

 

External Coating

 

The pipes shall be externally coated in the factory with a metallic zinc coat as primer and a black bituminous or black coal tar based anticorrosive varnish in accordance to ISO 8179(1995). The zinc coat shall be applied by arc gun and the bituminous/tar based coat by an airless gun in at least 2 layers.

 

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Supplier Details

Qian'an Shi Jintang Ductile Iron Pipes Co., Ltd.

Market Type: After Market 
Business Type: Manufacturer
Main Product: Ductile cast iron pipe,castings
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