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:Can ductile iron pipe be used for marine applications?: Yes, ductile iron pipe can be used for marine applications. It is corrosion-resistant and has high strength, making it suitable for various marine environments and applications such as underwater pipelines, dock construction, and seawater intake systems.

Q:Are ductile iron pipes suitable for use in hydroelectric dams?: Yes, ductile iron pipes are suitable for use in hydroelectric dams. They offer high strength, durability, and corrosion resistance, making them ideal for the harsh conditions found in dam environments. Additionally, ductile iron pipes have excellent hydraulic properties and can handle high water pressure, making them a reliable choice for transporting water in hydroelectric dams.

Q:How do ductile iron pipes handle differential settlement?: Ductile iron pipes are known for their exceptional durability and ability to withstand various environmental conditions, including differential settlement. Differential settlement refers to the uneven settling of the ground, which can often lead to stress and strain on underground pipes. Ductile iron pipes are specifically designed to handle such settlement issues due to their inherent flexibility and strength. These pipes have the ability to flex and accommodate slight ground movements without causing significant damage or failure. The flexibility of ductile iron pipes allows them to distribute the stress and strain caused by differential settlement more uniformly along their length. This feature helps prevent concentrated stress points that could potentially lead to cracks or fractures in the pipe. Additionally, the inherent strength of ductile iron pipes provides them with the necessary resistance to withstand the forces generated by differential settlement. The pipes' robust construction and high tensile strength make them less susceptible to deformation or damage caused by ground movements. Furthermore, ductile iron pipes are commonly installed with flexible joints, such as rubber gaskets or push-on joints. These joints allow for some movement and accommodate any slight misalignment or settlement that may occur. By providing flexibility at the joints, the pipes can better adapt to changes in ground conditions and reduce the risk of failure. In summary, ductile iron pipes are well-equipped to handle differential settlement due to their flexibility, strength, and the use of flexible joints. These features ensure that the pipes can withstand ground movements and continue to function effectively without compromising their integrity or longevity.

Q:What are the typical maintenance requirements for ductile iron pipe?: The typical maintenance requirements for ductile iron pipe involve regular inspection, cleaning, and repair. Inspection is a crucial aspect of maintaining ductile iron pipe and should be conducted periodically to identify any signs of damage, corrosion, or leaks. This can be done through visual inspection, as well as the use of non-destructive testing techniques like ultrasonic or magnetic particle testing. Regular inspections help in detecting and addressing any issues before they escalate and cause significant damage. Cleaning is another important maintenance requirement for ductile iron pipe. Over time, sediment, scale, and other debris can accumulate inside the pipe, reducing its flow capacity and potentially causing blockages. Regular cleaning using methods like high-pressure water jetting or mechanical cleaning can help remove these deposits, ensuring optimal flow and preventing any issues related to reduced water flow or pressure. Repairing any damage or corrosion is an essential maintenance requirement for ductile iron pipe. If any cracks, leaks, or other forms of damage are detected during the inspection, prompt repair is necessary to prevent further deterioration and potential failure. Depending on the extent of the damage, repairs can include methods like welding, epoxy lining, or even replacement of the affected section of the pipe. In addition to these specific maintenance requirements, it is also important to implement a comprehensive maintenance program that includes preventative measures. This may involve measures like cathodic protection, which helps prevent corrosion, or the application of protective coatings to extend the lifespan of the pipe. Overall, regular inspection, cleaning, and repair are the typical maintenance requirements for ductile iron pipe. Adhering to these maintenance practices ensures the longevity, reliability, and optimal performance of the pipe system, minimizing the risk of failures and disruptions.

Q:What are the meanings of cast iron pipe wall thicknesses LA, A and B respectively?: Cast iron pipes (Cast, Iron, Pipe), cast cast pipe. Cast iron pipes are used for water supply, drainage and gas transmission lines. They include cast iron pipes and pipe fittings. Labor intensity is small. According to the casting method, it is divided into continuous cast iron pipe and centrifugal cast iron pipe, in which the centrifugal cast iron pipe is divided into sand mould and metal type two kinds. Divided into gray cast iron pipe and nodular cast iron pipe according to different material. According to the interface form, it is divided into flexible interface, flange interface, self anchored interface, rigid interface and so on. Among them, the flexible iron pipes rubber sealing ring; flange interface cast iron pipe flange fixed in the rubber pad, the flange gasket sealing; rigid interface cast iron pipe socket is large, straight pipe is inserted, sealed with cement, this technology has been basically eliminated.

Q:Can ductile iron pipes be used for irrigation of sports fields?: Indeed, ductile iron pipes are suitable for the irrigation of sports fields. Renowned for their robustness, longevity, and flexibility, these pipes are an excellent choice for a range of applications, including irrigation. With their ability to withstand external pressures and impacts, ductile iron pipes are particularly advantageous for sports fields that encounter heavy foot traffic and potential damage. Moreover, these pipes exhibit exceptional resistance to corrosion, guaranteeing enduring performance and minimal upkeep. The pipes' smooth interior surface also facilitates efficient water flow, preventing obstructions and ensuring adequate irrigation for the sports fields. All in all, ductile iron pipes represent a dependable and appropriate option for irrigation systems in sports fields.

Q:Are ductile iron pipes suitable for use in desalination plants?: Yes, ductile iron pipes are suitable for use in desalination plants. Ductile iron is known for its high strength and durability, making it capable of withstanding the harsh conditions and corrosive nature of desalination processes. Additionally, ductile iron pipes have excellent resistance to internal and external corrosion, making them a reliable choice for transporting the high-pressure brine and freshwater in desalination plants.

Q:What is a slide in type T flexible interface?: There are many kinds of cast iron pipe interface. The commonly used interfaces include sliding type (T type) flexible interface, mechanical type (K type) flexible interface, mechanical type (NII type, SII type) flexible interface, flange type interface and special interfaceSliding type (T type) flexible interfaceSlide type (T type) flexible interface as shown below. The ductile interface is widely used in the DN I000mm following the cast iron pipe, has the advantages of simple structure, convenient installation, good sealing characteristics. In the socket structure considering the location of the rubber ring and the deflection angle, this interface can adapt to deformation a certain foundation, has certain anti vibration ability, at the same time using the deflection angle of the long distance pipeline to achieve steering.

Q:How are ductile iron pipes protected during transportation and storage?: Ductile iron pipes are typically protected during transportation and storage through various methods. One common practice is to apply a coating of bituminous paint or epoxy on the exterior surface of the pipes to prevent corrosion. Additionally, the pipes are often wrapped with plastic or other protective material to shield them from physical damage and moisture. Proper handling and stacking techniques are also employed to minimize the risk of any deformation or cracking during transportation and storage.

Q:What are the disadvantages of using ductile iron pipes?: One disadvantage of using ductile iron pipes is their susceptibility to corrosion. Over time, exposure to moisture and various chemicals can cause the pipes to deteriorate and develop leaks. Another disadvantage is their relatively high cost compared to other pipe materials, such as PVC or HDPE. Additionally, ductile iron pipes are heavy and require specialized equipment for installation, which can increase labor and transportation costs.

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