Ductile Iron Pipe ISO2531 / EN545 / EN598 K9 DN200

Ductile Iron Pipe ISO2531 / EN545 / EN598 K9 DN200

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 20 m.t.

Supply Capability:: 200000 m.t./month

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1.Ductile Iron Pipe Description :

DI pipe fittings are manufactured according to ISO 2531 or BS EN545 or BS4772 FOR POTABLE WATER ,internal is cement lining or wet epoxy coating;External is zinc plus bitumen or wet epoxy coating. We also manufacture ductile iron fittings with fusion bonded epoxy both inside and outside. All the producets are sutible to water pipes fields.We have passed ISO9001,ISO14001,OHSMS18001 certificate.

2.Main Features of the Ductile Iron Pipe:
1).Quality guarantee
• Chemical checking
• NDE after rough machining
• Mechanical testing after heat treatment
• Final NDE,dimension inspected
2).Quality document
• Full Q.A document as per client request
3).Packing and Shipping
• standard export package(carton/wooden case/pallet)
• accept FOB,FAS,CNF,CIF door to door etc or customer designated shipping agent
3.Ductile Iron Pipe Images:

Ductile Iron Pipe ISO2531 / EN545 / EN598 K9 DN200

4.Ductile Iron Pipe Specification:
Surface Finishes: Bare, Oiled, Mill Varnish, Galv,FBE, FBE Dual, 3LPE, 3LPP, Coal Tar,Concrete Coating and Tape Wrap
End Finishes: Beveled, Square Cut, Threaded, hat
Additional Services: Internal Coating
Packaging: packed in bag, plastic bag, steel strip, steel wire,double wire, iron box, wooden box, tarpaulin, plastic sheeting
Inspection: MOODY SGS BV GL DNV ABS LIOYD’S
Test: X-ray, UT, magnetic particle,inspection,hydrostatic test.
5.FAQ:
1.Q: Why would you choose ductile iron pipe rather than other pipe materials?
A:The reasons are obvious for that not only ductile iron pipe possesses the inherent strength and flexibility of ductile iron, combined with proven corrosion protection systems, but also the cost savings can be achieved from design to installation and commissioning.
2.Q:Why can you guarantee the inner of pipes can’t be corroded?
A: High alumina cement mortar lining and sulphate-resistant cement mortar lining. These two special linings are applicable to inner anti-corrosion for sewage pipes, improving resistance to erosion of the sewage components.

Q: Can ductile iron pipes be used in high-pressure applications?: Yes, ductile iron pipes can be used in high-pressure applications. Ductile iron has excellent mechanical properties and high tensile strength, making it suitable for withstanding high-pressure conditions. Its inherent toughness and durability allow it to handle the stress and pressure exerted on the pipes, making it a reliable choice for various high-pressure applications.

Q: Can ductile iron pipes be used for bridge piers?: Yes, ductile iron pipes can be used for bridge piers. Ductile iron pipes are known for their high strength and durability, making them suitable for various applications, including bridge construction. They have excellent resistance to corrosion and can withstand heavy loads, making them a reliable choice for supporting bridge piers. Additionally, ductile iron pipes offer ease of installation and maintenance, which can be advantageous in bridge construction projects. However, it is important to consider the specific requirements and design specifications of the bridge before selecting ductile iron pipes as the material for bridge piers. Proper engineering evaluation and consideration of factors such as load capacity, soil conditions, and environmental factors are essential to ensure the suitability and safety of using ductile iron pipes for bridge piers.

Q: Are ductile iron pipes resistant to impact damage?: Ductile iron pipes possess remarkable strength and durability, rendering them resistant to impact damage. Their exceptional toughness and flexibility are a result of their unique composition, which includes a higher percentage of carbon and silicon. Consequently, ductile iron pipes can withstand external forces and impacts, such as those caused by heavy construction equipment or accidental incidents during installation or maintenance activities. Moreover, these pipes exhibit a high resistance to cracking and fracturing, thereby further enhancing their ability to endure impact damage. However, it should be noted that although ductile iron pipes are highly resistant to impact damage, they are not completely immune. Extreme or repeated impacts may still inflict damage, albeit to a lesser extent compared to other pipe types. Regular inspections and maintenance are crucial to detecting and addressing any potential impact damage to ensure the long-term integrity and performance of ductile iron pipes.

Q: Are ductile iron pipes resistant to root intrusion?: Although ductile iron pipes typically show resistance to root intrusion, they are not completely impervious. Despite the strength and durability of the material, root intrusion can still happen if there are any cracks, joints, or damaged parts in the pipes. It should be emphasized that root intrusion tends to occur more frequently in older or inadequately maintained pipes, where cracks or gaps may eventually form. However, modern ductile iron pipes are frequently coated with protective layers or linings to decrease the likelihood of root intrusion. Moreover, regular inspection and maintenance can aid in identifying and resolving potential problems before they become more serious.

Q: Are ductile iron pipes suitable for underground river crossings?: Indeed, underground river crossings can be facilitated by the use of ductile iron pipes. Ductile iron, being a robust and long-lasting material, can endure the external stresses and burdens encountered in such crossings. With its superb tensile strength, impact resistance, and durability, ductile iron is exceptionally well-suited for underground applications where the pipes may face elevated water pressure, ground displacement, or various environmental influences. Furthermore, ductile iron pipes possess an extended lifespan and are impervious to corrosion, a vital attribute when dealing with water crossings. Their capacity to withstand these circumstances renders them a dependable choice for underground river crossings.

Q: What is the expected bending stress capacity of ductile iron pipes?: The expected bending stress capacity of ductile iron pipes varies depending on the specific grade and size of the pipe, as well as factors such as installation conditions and external loads. However, ductile iron pipes generally have high strength and flexibility, allowing them to withstand significant bending stresses. It is recommended to refer to the manufacturer's specifications and engineering guidelines for a more accurate estimation of the bending stress capacity of a particular ductile iron pipe.

Q: Do rigid cement cast iron pipes need cement piers?: Ductile iron pipes mainly called centrifugal ductile iron pipe, it has the properties of nature, iron and steel, excellent corrosion resistance, good ductility, good sealing effect, simple installation, mainly for municipal, industrial and mining enterprises, water supply, gas, oil etc.. Water supply pipe is the first choice, with high cost performance. Compared with the PE pipe, from the installation time, ductile pipe PE pipe installation is simple and rapid, and after the installation of internal and external pressure bearing better tightness and corrosion resistance; from the point of view, ductile pipe sealing better after installation, but also can improve the corrosion resistance of corrosion protection through a variety of means; from the hydraulic performance, because ductile pipe specifications generally refers to the inner diameter of PE pipe diameter specifications generally refers to the same specifications, because under the condition of ductile pipe can achieve greater runoff; from the installation and maintenance cost, ductile pipe have more favorable price. The main components of ductile iron pipes are carbon, silicon, manganese, sulfur, phosphorus and magnesium. The inner wall of zinc spray, anti-corrosion materials such as cement mortar.

Q: Are there any special coatings or linings available for ductile iron pipe?: Yes, there are special coatings and linings available for ductile iron pipe. These coatings and linings are designed to enhance the durability and longevity of the pipe by providing protection against corrosion, abrasion, and other external factors. Some commonly used coatings and linings for ductile iron pipe include cement mortar lining, polyethylene encasement, and epoxy coatings. These protective measures help to extend the lifespan of the ductile iron pipe and ensure reliable performance in various applications.

Q: How are ductile iron pipes different from cast iron pipes?: Ductile iron pipes are different from cast iron pipes in terms of their composition and properties. Ductile iron pipes are made from a type of cast iron that has been treated with magnesium to improve its strength and flexibility. This makes ductile iron pipes more durable, impact-resistant, and less prone to cracking or breaking compared to traditional cast iron pipes. Additionally, ductile iron pipes have a higher tensile strength, allowing them to withstand higher internal and external pressures. In summary, ductile iron pipes are a more modern and advanced version of cast iron pipes, offering improved performance and longevity.

Q: How do ductile iron pipes perform in high-pressure applications?: Ductile iron pipes are known for their exceptional strength and durability, making them highly suitable for high-pressure applications. These pipes are designed to withstand immense internal and external pressures, making them well-suited for underground or above-ground installations where high-pressure conditions are expected. One of the key advantages of ductile iron pipes in high-pressure applications is their ability to resist cracking or bursting. The inherent ductility of the material allows it to absorb and distribute the pressure evenly, minimizing the risk of failure under high-pressure conditions. This makes ductile iron pipes a reliable choice for water supply systems, oil and gas pipelines, and other applications where the pipe is subjected to significant pressure. Additionally, ductile iron pipes have excellent corrosion resistance properties, which further enhances their performance in high-pressure environments. The pipes are typically coated with a protective layer, such as cement mortar or epoxy, which acts as a barrier against corrosion. This protective coating prevents the formation of rust or scale inside the pipe, ensuring a smooth flow and maintaining the structural integrity even under high-pressure conditions. Furthermore, ductile iron pipes have a high tolerance for external loads, such as soil pressure, traffic loads, or other external forces. This strength enables them to withstand the additional stress that may be present in high-pressure applications, ensuring the long-term reliability and performance of the pipe system. Overall, ductile iron pipes offer exceptional performance in high-pressure applications. Their strength, durability, corrosion resistance, and ability to withstand external loads make them a reliable choice for various industries and infrastructure projects where high-pressure conditions are a concern.

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