DUCTILE IRON PIPES AND PIPE FITTINGS K9 CLASS DN800

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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 is ductile iron pipe different from cast iron pipe?: Ductile iron pipe and cast iron pipe are both commonly used for various plumbing and drainage applications. However, they differ in terms of their composition, strength, and flexibility. Firstly, ductile iron pipe is made from a different type of iron alloy compared to cast iron pipe. Ductile iron contains a higher percentage of carbon and silicon, which gives it enhanced strength and durability. On the other hand, cast iron pipe is made from gray iron, which has a higher carbon content but lacks the flexibility of ductile iron. Secondly, ductile iron pipe is known for its superior strength and impact resistance. It can withstand higher pressures and is less prone to cracking or breaking under heavy loads or external forces. Cast iron pipe, while strong, is more brittle and can be prone to fractures and failures. Another significant difference is the flexibility of ductile iron pipe. It has a greater degree of flexibility and can withstand bending and deformation without breaking. This flexibility allows for easier installation, especially in areas with uneven terrain or where ground movement may occur. In contrast, cast iron pipe is less flexible and more rigid, making it less suitable for certain applications where flexibility is essential. Additionally, ductile iron pipe has a smoother interior surface compared to cast iron pipe. This smoothness reduces friction, improves flow efficiency, and minimizes the accumulation of sediment and deposits within the pipe, resulting in better water flow and reduced maintenance requirements. In summary, ductile iron pipe differs from cast iron pipe in terms of its composition, strength, flexibility, and interior surface smoothness. Ductile iron offers superior strength, impact resistance, and flexibility, making it a preferred choice in various plumbing and drainage applications.

Q: How do ductile iron pipes handle pressure surges in pumping stations?: Ductile iron pipes are known for their strength and durability, making them well-equipped to handle pressure surges in pumping stations. These pipes have a high resistance to impact and are designed to withstand the sudden increase in pressure that occurs during surge events. Additionally, their flexible nature allows them to absorb and distribute the force exerted by the surge, minimizing the risk of pipe failure or damage. Overall, ductile iron pipes are a reliable choice for handling pressure surges in pumping stations.

Q: Can ductile iron pipes be used in agricultural applications?: Yes, ductile iron pipes can be used in agricultural applications. Ductile iron pipes have excellent strength and durability, making them suitable for various agricultural purposes. They can be used for irrigation systems, water supply pipelines, and drainage systems in farms and agricultural fields. Ductile iron pipes are resistant to corrosion and have a long lifespan, which is crucial for agricultural applications where the pipes are exposed to various environmental factors and chemicals. Additionally, ductile iron pipes have the ability to withstand high-pressure water flow, making them ideal for transporting water for irrigation purposes. Overall, ductile iron pipes are a reliable and efficient choice for agricultural applications due to their strength, durability, corrosion resistance, and ability to handle high-pressure water flow.

Q: Are ductile iron pipes suitable for trenchless pipe ramming installations?: Yes, ductile iron pipes are suitable for trenchless pipe ramming installations. They possess the necessary strength and flexibility to withstand the impact and vibrations caused during the ramming process. Additionally, their corrosion resistance and durability make them a reliable choice for trenchless installations, ensuring long-term performance and minimal maintenance requirements.

Q: Can ductile iron pipes be used for geothermal energy systems?: Yes, ductile iron pipes can be used for geothermal energy systems. Ductile iron is a strong and durable material that can withstand the high temperatures and pressures often associated with geothermal energy systems. Its resistance to corrosion and high tensile strength make it an ideal choice for transporting geothermal fluids. Additionally, ductile iron pipes can be easily joined, allowing for flexibility and adaptability in design and installation. Overall, ductile iron pipes are a reliable and cost-effective option for geothermal energy systems.

Q: What is the expected joint restraint method for ductile iron pipes?: Typically, when it comes to joint restraint methods for ductile iron pipes, the two commonly used options are mechanical joints or push-on joints. Both of these joint types are reliable and prevent leaks, ensuring the stability and integrity of the pipeline system. Mechanical joints involve the use of rubber gaskets and bolts to tightly seal the joints, while push-on joints rely on a groove and rubber gasket system to create a watertight seal. Both methods have excellent joint restraint capabilities and allow for the smooth transmission of fluids or gases through the pipeline without any risk of joint separation or failure. Moreover, these joint restraint methods also make installation and maintenance easier, which is why they are often preferred for ductile iron pipe systems.

Q: What is the expected pressure rating of ductile iron pipes?: The expected pressure rating of ductile iron pipes generally varies depending on the specific size, thickness, and application requirements. However, ductile iron pipes are known for their high strength and durability, allowing them to withstand high-pressure situations. Typically, they can handle working pressures ranging from 150 to 350 psi (pounds per square inch) or even higher, making them suitable for various water supply, wastewater, and industrial applications.

Q: What are the advantages of using ductile iron pipe?: Using ductile iron pipe in various applications offers several benefits. Firstly, ductile iron pipe is renowned for its strength and durability. It possesses higher tensile and yield strengths compared to other pipe materials, making it highly resistant to cracking, bending, and breaking. This exceptional strength enables the pipe to withstand high-pressure and heavy-load conditions, making it an ideal choice for applications such as water and sewage systems, oil and gas pipelines, and industrial piping. Secondly, ductile iron pipe exhibits excellent corrosion resistance. It is coated with a protective layer, typically zinc or epoxy, which prevents rusting and corrosion. This coating ensures a longer lifespan for the pipe, even in harsh environments or when transporting corrosive fluids. Another advantage of ductile iron pipe lies in its flexibility. Unlike rigid pipes, ductile iron pipes possess a certain level of flexibility, enabling them to endure ground movements and settle without fracturing. This flexibility proves particularly advantageous in areas prone to earthquakes or soil settlements. Additionally, ductile iron pipe boasts a smooth inner surface, minimizing flow resistance and enhancing fluid transportation efficiency. It also reduces the likelihood of sediment accumulation or corrosion within the pipe, resulting in improved flow rates and decreased maintenance requirements. Furthermore, ductile iron pipe proves cost-effective in the long run. Although it may entail higher initial costs compared to other pipe materials, its durability and minimal maintenance needs make it a cost-effective choice over time. The extended lifespan of ductile iron pipe reduces the necessity for frequent replacements and repairs, contributing to lower overall life-cycle expenses. Lastly, ductile iron pipe exhibits environmental friendliness. It is manufactured using recycled materials, and its extended lifespan diminishes the need for frequent replacements, thereby reducing the carbon footprint associated with manufacturing and transportation. In conclusion, the utilization of ductile iron pipe offers numerous advantages, including exceptional strength, corrosion resistance, flexibility, smooth inner surface, cost-effectiveness, and environmental friendliness. These qualities establish it as a reliable and preferred option for various applications across diverse industries.

Q: Ductile iron pipe joint leakage: After cleaning the pipe mouth, the cf-2000 high efficiency composite waterproof agent is used to seal it, and it will not leak.

Q: Can ductile iron pipes be used for firefighting systems?: Yes, ductile iron pipes can be used for firefighting systems. Ductile iron pipes are known for their strength, durability, and ability to withstand high pressure. They are commonly used in various applications, including firefighting systems, due to their resistance to corrosion and their ability to handle the flow of water efficiently.

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