DUCTILE IRON PIPES AND PIPE FITTINGS K9 CLASS DN300

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 22 pc

Supply Capability:: 3000 pc/month

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Material : Ductile Cast Iron
Size Range : DN 80mm to DN 2000mm
Unit Effective Length : 6m or 5.7m
Manufacture Standard: ISO 2531:1998/ EN 545:2006/EN 598:2007
Annual capacity : 200,000 tons
Coating Exterior: Zinc 130g/m2 according to ISO 8179-1 and bitumen coating 70 microns.
Cement Interior: Portland Cement/ High Alumina Cement/ Sulphate Resisting Cement Lining according to ISO 4179
Special requirements on external coating and internal lining can be applied
We also provide accessories such as SBR/EPDM rubber gaskets, lubricant paste, pipe caps, PE sleeves, etc.

Additional Parts:

Each pipe is strictly inspected according to related standard to ensure permanently high performance.
Easy Installation at site and service free for life
Long Service Lifespan
Quotation will arrive you within 24hours once we get your inquiry.
We guarantee offering you a competitive price.
A copy of original inspection reports of pipes will be offered after shipment.
Photos of loading process will be sent to the customer after shipment effect.
We will follow-up the delivery progress after shipment effect and update to the customer on weekly basis.

Q:How does ductile iron pipe perform in areas with high groundwater salinity?: Ductile iron pipe performs well in areas with high groundwater salinity due to its corrosion resistance properties. The iron pipe is coated with a protective layer that prevents corrosion and extends its lifespan, even in saline environments.

Q:What is the expected hydraulic performance of ductile iron pipes?: The expected hydraulic performance of ductile iron pipes is generally excellent due to their smooth internal surface, which minimizes friction and pressure drop, allowing for efficient flow of water or other fluids. Additionally, their high strength and durability ensure long-term reliability and minimal leakage, making ductile iron pipes a preferred choice for water supply and drainage systems.

Q:Can ductile iron pipe be used for high-pressure gas systems?: Ductile iron pipe is a viable option for high-pressure gas systems due to its remarkable strength and durability. Its ability to withstand high pressures makes it suitable for applications requiring such systems. It possesses outstanding mechanical properties, including high tensile strength, yield strength, and impact resistance. These properties enable it to endure the pressures associated with gas transmission. Additionally, its resistance to corrosion ensures its reliability for long-term use in high-pressure gas systems. However, to ensure optimal safety and performance, it is crucial to consider the specific requirements and regulations of the gas system and seek guidance from industry professionals for correct installation and maintenance of the ductile iron pipe.

Q:What is the expected thrust restraint method for ductile iron pipes?: The expected thrust restraint method for ductile iron pipes is typically achieved through the use of thrust blocks or restraints, which are designed to counteract the forces generated by the fluid pressure within the pipeline. These blocks or restraints are typically made of concrete or other sturdy materials and are strategically placed at bends, tees, and other locations where changes in direction occur. They help to anchor the pipes and prevent them from moving or being displaced due to the thrust forces.

Q:Are ductile iron pipes suitable for bridge crossings?: Indeed, bridge crossings are well-suited for the utilization of ductile iron pipes. Renowned for their exceptional strength and durability, ductile iron pipes present a dependable option for a wide range of applications, including bridge crossings. These pipes possess the capacity to endure substantial loads and exhibit resistance to corrosion, a particularly vital attribute when considering the challenging environmental conditions that bridge crossings may expose them to. Moreover, ductile iron pipes possess the remarkable ability to flex and withstand ground movement, rendering them an optimal choice for bridge crossings where the ground may experience shifting or settling over time. In conclusion, ductile iron pipes offer the necessary characteristics to guarantee the secure and efficient conveyance of fluids or materials across bridges.

Q:What is the wall thickness of K10 grade dn=400 ductile iron pipe?: Ductile iron pipe is a kind of cast iron. It is an alloy of iron, carbon and silicon. Graphite is exist in spherical form, usually graphite size is 6-7, casting spheroidization grade control requirements for 1-3 quality (spheroidization rate greater than 80%), so the mechanical properties of the material itself has been improved, has the essence of iron, steel performance. The annealed ductile iron pipe is composed of ferrite and pearlite. The mechanical properties of the ductile iron pipe are better.

Q:Are ductile iron pipes suitable for use in wastewater treatment plants?: Yes, ductile iron pipes are suitable for use in wastewater treatment plants. Ductile iron has excellent corrosion resistance, high strength, and durability, making it ideal for handling the harsh and corrosive environment found in wastewater treatment plants. Additionally, ductile iron pipes have a long lifespan and can withstand the high-pressure demands of wastewater systems, making them a reliable choice for this application.

Q:How much pressure can the ductile iron pipe socket meet?: If it is a general installation, you can rest assured, are within the scope of tolerance.

Q:Do ductile iron pipes require internal linings or coatings?: Yes, ductile iron pipes typically require internal linings or coatings in order to prevent corrosion and extend their lifespan.

Q:How does ductile iron pipe perform in sandy or unstable soils?: Due to its inherent strength and flexibility, ductile iron pipe exhibits exceptional performance in sandy or unstable soils. Its composition, which includes a combination of iron, carbon, and small amounts of other elements, grants it superior mechanical properties compared to other pipe types. In sandy soils, where the ground may shift and cause pipe movement and deformation, ductile iron's high tensile strength and elongation characteristics enable it to withstand pressure and stress without fracturing or breaking. Its flexibility allows it to accommodate soil movement and settlement, reducing the risk of pipe failure. Furthermore, ductile iron pipe's resistance to corrosion makes it highly suitable for installation in sandy soils. The application of protective linings and coatings on both the interior and exterior of the pipe prevents corrosive elements in the soil from attacking the iron, ensuring durability and reliability in the long term. In unstable soils with varying compaction levels or weak load-bearing capacity, ductile iron pipe's sturdy construction provides stability and support. Its robustness allows for even distribution of loads, minimizing the chances of pipe deflection or collapse. Moreover, the joint design and sealing methods of ductile iron pipe, such as push-on joints or mechanical joints with rubber gaskets, offer excellent leak resistance and prevent soil infiltration. This further enhances its performance in sandy or unstable soils. Overall, the combination of strength, flexibility, corrosion resistance, and reliable joint systems makes ductile iron pipe an ideal choice for applications in sandy or unstable soils. It provides a long-lasting and efficient solution for the transmission of water and wastewater.

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