DUCTILE IRON PIPES AND PIPE FITTINGS K7 DN500

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 20 m.t

Supply Capability:: 30000 m.t/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:What is the weight of ductile iron pipes compared to other materials?: Ductile iron pipes are generally heavier compared to other materials commonly used in the construction industry. The weight of ductile iron pipes can vary depending on the specific size and dimensions, but they are typically heavier than materials such as PVC, HDPE, and steel pipes. This increased weight is primarily due to the dense nature of ductile iron, which provides durability, strength, and resistance to corrosion. However, the weight of ductile iron pipes also contributes to the challenges associated with transportation, installation, and handling, requiring appropriate equipment and techniques to ensure safe and efficient installation. Overall, while ductile iron pipes may be heavier than other materials, they offer numerous advantages in terms of longevity and performance in various applications.

Q:Can ductile iron pipe be used for irrigation systems?: Yes, ductile iron pipe can be used for irrigation systems. It is a strong and durable material that can withstand the pressures and demands of irrigation applications, making it a suitable choice for transporting water in agricultural settings.

Q:Can ductile iron pipes be used in high-temperature applications?: Yes, ductile iron pipes can be used in high-temperature applications. Ductile iron pipes have a higher melting point compared to other types of pipes such as PVC or HDPE, making them suitable for carrying fluids at elevated temperatures. The material properties of ductile iron, including its strength, toughness, and resistance to thermal stress, enable it to withstand higher temperatures without deforming or failing. However, it is important to note that the specific temperature limit for ductile iron pipes may vary depending on factors such as the grade of ductile iron used, the pressure of the fluid being carried, and the duration of exposure to high temperatures. Therefore, it is crucial to consult the manufacturer's specifications and guidelines to ensure that ductile iron pipes are appropriately selected and installed for high-temperature applications.

Q:Can ductile iron pipes be used for rainwater harvesting systems?: Yes, ductile iron pipes can be used for rainwater harvesting systems. Ductile iron pipes are known for their durability and strength, making them suitable for various applications, including rainwater collection and storage. They can effectively transport rainwater from collection points to storage tanks, ensuring a reliable and efficient rainwater harvesting system.

Q:Are ductile iron pipes suitable for use in cooling water systems?: Yes, ductile iron pipes are suitable for use in cooling water systems. They offer excellent strength, durability, and corrosion resistance, making them ideal for transporting water at varying temperatures. Additionally, their flexibility allows them to withstand pressure and temperature changes, ensuring long-lasting and reliable performance in cooling water applications.

Q:What is the difference between ductile iron pipes and cast iron pipes?: Ductile iron pipes and cast iron pipes have different compositions, properties, manufacturing processes, and applications. Ductile iron pipes are made from a type of cast iron known as ductile iron, which contains higher levels of carbon, silicon, and other alloying elements like magnesium. On the other hand, cast iron pipes are made from regular cast iron, which has a higher carbon content and lower levels of alloying elements. In terms of properties, ductile iron pipes are recognized for their high tensile strength, flexibility, and durability. They can withstand higher pressure and have a greater resistance to impact, making them suitable for applications that demand robust performance. Conversely, cast iron pipes are more brittle and fragile, making them susceptible to cracking or breaking under pressure or impact. The manufacturing process differs as well. Ductile iron pipes are formed through centrifugal casting, in which molten ductile iron is poured into a spinning mold. This centrifugal force aids in the even distribution of the molten metal, resulting in a strong and uniform pipe. On the other hand, cast iron pipes are made using sand casting, where molten cast iron is poured into a mold made of compacted sand. This method is less precise and can result in variations in the final product. In terms of applications, ductile iron pipes are commonly used in water and sewage systems, as well as in industrial pipelines that require high-pressure resistance. Cast iron pipes, on the other hand, are typically used in non-pressure applications such as drainage systems or underground sewer lines. To summarize, ductile iron pipes and cast iron pipes differ in their composition, properties, manufacturing processes, and applications. Ductile iron pipes offer greater strength, flexibility, and durability, making them suitable for high-pressure applications, while cast iron pipes are more brittle and commonly used in non-pressure applications.

Q:What is the expected flow capacity of ductile iron pipes?: The expected flow capacity of ductile iron pipes can vary depending on several factors such as the diameter and wall thickness of the pipe, the type of fluid being transported, and the specific design and condition of the pipeline system. Generally, ductile iron pipes are known for their high flow capacity due to their smooth internal surface which minimizes frictional losses. They are designed to handle a wide range of fluid flows, including water, sewage, and industrial fluids. In terms of specific flow rates, it is common to refer to the Manning's equation, which is widely used to calculate the flow capacity of open channels and pipes. This equation takes into account the hydraulic radius, slope of the pipe, and Manning's roughness coefficient to determine the expected flow capacity. However, it is important to note that the actual flow capacity can also be influenced by other factors such as the presence of fittings, valves, and bends in the pipeline, as well as any potential blockages or obstructions. Therefore, it is recommended to consult the manufacturer's specifications, engineering guidelines, or work with a qualified engineer to accurately determine the expected flow capacity of ductile iron pipes for a particular application.

Q:How do ductile iron pipes compare to PVC pipes in terms of strength?: Ductile iron pipes are generally considered to be stronger than PVC pipes. Ductile iron is a type of cast iron that has been treated with trace amounts of magnesium to give it enhanced strength, flexibility, and ductility. This makes ductile iron pipes highly resistant to cracking and breaking under pressure, making them suitable for a wide range of applications including water and wastewater transportation. On the other hand, PVC pipes are made from a type of plastic called polyvinyl chloride. While PVC pipes are relatively strong and durable, they are not as strong as ductile iron pipes. PVC pipes are more prone to cracking and breaking under high pressure or when exposed to extreme temperature fluctuations. They are often used for low-pressure applications such as irrigation and drainage systems. In terms of strength, ductile iron pipes have a higher tensile strength and can withstand higher internal and external pressures compared to PVC pipes. Ductile iron pipes also have a higher impact resistance, making them less susceptible to damage from external forces such as heavy machinery or accidental impacts. However, it is important to note that the choice between ductile iron and PVC pipes ultimately depends on the specific requirements of the project. Factors such as cost, installation ease, corrosion resistance, and the nature of the fluid being transported should all be considered when deciding between these two materials.

Q:If the ductile iron pipe is broken, can we use rush repair?: In this way, manpower, material resources and financial resources can be saved, time can be saved, and unnecessary troubles to the citizens' water supply can also be reduced.

Q:Can ductile iron pipes be used for irrigation pivot systems?: Indeed, irrigation pivot systems can utilize ductile iron pipes. Renowned for their robustness, longevity, and resistance to corrosion, ductile iron pipes are apt for numerous purposes, including irrigation. These pipes have the capability to withstand substantial water pressure, guaranteeing a dependable and enduring means of transporting water to irrigation pivot systems. Moreover, ductile iron pipes harmonize seamlessly with a variety of fittings and connectors commonly employed in irrigation systems, thereby facilitating effortless installation and upkeep. All in all, employing ductile iron pipes in irrigation pivot systems emerges as a pragmatic decision that ensures efficacious water distribution while minimizing the likelihood of pipe failure.

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