• Ductile Iron Pipe EN545/EN598 DN80-DN500 K9 System 1
  • Ductile Iron Pipe EN545/EN598 DN80-DN500 K9 System 2
Ductile Iron Pipe EN545/EN598 DN80-DN500 K9

Ductile Iron Pipe EN545/EN598 DN80-DN500 K9

Ref Price:
$461.00 - 1,008.00 / m.t. get latest price
Loading Port:
China main port
Payment Terms:
TT or LC
Min Order Qty:
22 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
4)Inspection
•  In-house Foundry
•  Third party inspection available upon requirement
5) Our goal
•  To be your preferred partner

3,Ductile Iron Pipe Images:

Ductile Iron Pipe ISO2531:1998 DN1200 K9

Ductile Iron Pipe ISO2531:1998 DN1200 K9

4. Ductile Iron Pipe  Specification:
Standard: API SPEC 5L  44th eidtion,ASTM A252-98(2007)
Grade:  A53 Grades A/B, ASTM A106 Grades B/C,ASTM A179
             AWWA, C200, ASTM A139, ASTM A120,   API 5L Grade B    
             X42, X52, X56, X60, X65, X70, X80, X100
Weld Alternatives:  LSAW
OD size range: 6.4~44.5mm
Wall thickness:  406.4~1422mm
Length: 3 - 12 m according to requirment
Note: Other grade can also be provided after consulting. Special design are available
for coal slurry conveyance LSAW line tube -- Service

5.FAQ:
We have organized several common questions for our clients,may help you sincerely:
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: What are the different joint restraint systems available for ductile iron pipe?
Ductile iron pipe offers several options for joint restraint systems. These systems aim to prevent movement and separation at the pipe joints, ensuring a secure and leak-free connection. The commonly used joint restraint systems for ductile iron pipe include the following: 1. Mechanical Joint Restraint: This system involves a joint adapter and a restraining gland. The joint adapter is bolted to the pipe, while the restraining gland is bolted to the adjacent pipe or structure, preventing any movement. 2. Push-on Joint Restraint: This system uses a push-on joint along with a restraining gland that is bolted to the pipe or structure. The gland grips the pipe, providing axial restraint and preventing movement. 3. Flex-Ring Joint Restraint: This system employs a flexible rubber ring installed inside the pipe's bell. The ring expands against the pipe, ensuring a tight and secure connection by providing radial restraint. 4. Harness Joint Restraint: This system includes a harness wrapped around the pipe and connected to a restraining gland. The harness offers both axial and radial restraint, keeping the pipe in place. 5. Grip-Lock Joint Restraint: This system involves a wedge-shaped restraint inserted into the pipe's bell. The wedge expands and locks into place, providing both axial and radial restraint. 6. Restrained Joint System: This system combines mechanical and flexible joint restraints. It typically includes a mechanical joint adapter, a flexible joint restraint, and a restraining gland, offering both axial and radial restraint. Engineers typically specify these joint restraint systems based on factors like pipe diameter, operating pressure, and soil conditions. Each system has its own advantages and limitations, and the selection depends on the specific project needs and constraints.
Q: Can ductile iron pipe be used for geothermal heat exchange systems?
Indeed, geothermal heat exchange systems can utilize ductile iron pipe. Renowned for its robustness and resilience, ductile iron pipe is perfectly suited to withstand the elevated temperatures and pressures typically found in such systems. Moreover, its exceptional resistance to corrosion is of utmost importance in geothermal applications, where minerals and chemicals present in the earth can induce corrosion. Additionally, the commendable thermal conductivity of ductile iron pipe facilitates efficient heat transfer within geothermal systems. In conclusion, ductile iron pipe stands as a dependable and economical option for geothermal heat exchange systems.
Q: What are the different methods for tapping ductile iron pipe?
There are several methods for tapping ductile iron pipe, including hot tapping, mechanical tapping, and electrofusion tapping. Hot tapping involves drilling into the pipe while it is still in service and creating a connection without interrupting the flow. Mechanical tapping uses mechanical equipment to create a threaded or grooved connection on the pipe. Electrofusion tapping uses an electrofusion saddle to create a connection by fusing a fitting onto the pipe.
Q: Are ductile iron pipes resistant to corrosion?
Ductile iron pipes possess resistance against corrosion, indeed. Ductile iron, a variant of cast iron, undergoes treatment with additional substances to enhance its flexibility and durability. These substances, like graphite, magnesium, and cerium, form a protective barrier on the pipe's surface, rendering it highly resistant to corrosion. Furthermore, ductile iron pipes are frequently coated with either cement mortar or a fusion-bonded epoxy coating, thereby augmenting their resistance against corrosion. This attribute renders ductile iron pipes suitable for a range of applications, including water distribution, wastewater treatment, and industrial pipelines, where corrosion is commonly encountered.
Q: Can ductile iron pipes be used for underground geothermal systems?
Yes, ductile iron pipes can be used for underground geothermal systems. Ductile iron pipes are known for their strength, durability, and resistance to corrosion, making them suitable for various applications, including underground geothermal systems. These pipes can handle high temperatures and pressures, making them ideal for the transport of hot geothermal fluids. Additionally, ductile iron pipes have a long service life and can withstand the ground movements and stresses that occur in underground installations. Therefore, they can be a reliable choice for underground geothermal systems.
Q: The difference between spheroidal graphite cast iron pipe and HDPE water supply pipe
HDPE pipe is made of hot melt butt joint, and the strength of interface is very good. Ductile iron pipes are made of socket joint, and reinforced concrete piers shall be rammed on three links, elbows and other parts. In this regard, the cost of natural selection of ductile iron pipe, HDPE pipe than the choice of high.
Q: Can ductile iron pipes be used for high-pressure applications?
Ductile iron pipes are capable of being utilized in high-pressure scenarios. This material, known for its strength and durability, can endure substantial pressure and loads. Its exceptional mechanical properties, such as its high tensile strength and impact resistance, make it ideal for a variety of uses, including water and wastewater systems, oil and gas pipelines, and industrial processes. Furthermore, ductile iron pipes possess a remarkable resistance to corrosion and abrasion, further bolstering their suitability for high-pressure environments. Nonetheless, it is crucial to consider the specific requirements and design factors of the application to ensure that the ductile iron pipes meet the necessary standards and specifications for the desired pressure range.
Q: What is the expected deflection limit of ductile iron pipes?
The expected deflection limit of ductile iron pipes is typically around 2% of the pipe's diameter, as per industry standards.
Q: Can ductile iron pipe be used in high-pressure applications?
Yes, ductile iron pipe can be used in high-pressure applications. Ductile iron pipe is known for its strength and durability, making it suitable for a variety of applications, including high-pressure systems. It has a higher tensile strength and yield strength compared to other types of cast iron pipes, allowing it to withstand higher pressures. Additionally, ductile iron pipe is resistant to corrosion and can maintain its structural integrity even under high-pressure conditions. However, it is important to ensure that the pipe is properly installed, and all necessary safety measures are followed to ensure the safe and efficient operation of the high-pressure system.
Q: Are there any specific standards or regulations for ductile iron pipe?
Ductile iron pipe is subject to specific standards and regulations. It is widely used in water and wastewater systems due to its strength and durability. The American Water Works Association (AWWA) C151 standard is the most well-known standard for ductile iron pipe. This standard outlines the minimum requirements for ductile iron pipe, including materials, dimensions, tolerances, and testing methods. It also provides guidance on the manufacturing, installation, and maintenance of ductile iron pipe systems. Apart from the AWWA C151 standard, there are other standards and regulations that govern the use of ductile iron pipe in different countries. In Europe, for instance, ductile iron pipe is regulated by the EN 545 and EN 598 standards. These standards specify the requirements for ductile iron pipes and fittings used in water supply and wastewater systems. Additionally, government agencies like the Environmental Protection Agency (EPA) in the United States may have specific regulations and guidelines for using ductile iron pipe in certain applications, such as drinking water systems. Manufacturers, contractors, and engineers involved in the design, installation, and maintenance of ductile iron pipe systems must ensure compliance with these standards and regulations. This is crucial to guarantee that ductile iron pipe is manufactured to the highest quality standards and that it is installed and maintained correctly, ensuring its durability and reliability in water and wastewater systems.

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