Ductile Iron Pipe ISO2531:1998 DN200 K9

Ref Price:: $475.00 / m.t.

Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 20 m.t.

Supply Capability:: 200000 m.t./month

Inquire Now

Chat Online

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

You Might Also Like

Push On Joint T Type Ductile Cast Iron Pipe K9

Push-on Joint T Type Ductile Iron Pipe Class C

Self-restrained Joint Ductile Iron Pipe

Ductile Iron Pipe Mechnical Joint K Type

Ductile Iron Pipe DN900

DUCTILE IRON PIPE DN300 K8

DUCTILE IRON PIPE DN1000 K8

Ductile Iron Pipe On Sale Made In China DN100

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,OHSMS18001certificate.

2,Main Features of the Ductile Iron Pipe:

·High tensile Strength

·High corrosion resistance

·Pressure Resistence

·Anti-corrosion

·Installation is convenient

·Satisfy the highest hygienic standards

1. Material: Ductile iron grade 500-7/ 450-10 in accordance with ISO1083
2. Standard: ISO 2531, EN545, EN598, ANSI, AWWA
3. Certificate: ISO9001, ISO14001, SGS, NSF, WRAS
4. Test: In accordance with ISO 2531 / EN 545 / EN598 and 100% water pressure test
5. Length: 6m or cut into 5.6m, 5.7m, 5.8m
6. Internal Lining: Cement, conform to ISO4179

3,Ductile Iron Pipe Images:

Ductile Iron Pipe ISO2531:1998 DN200 K9

4.FAQ:

We have organized several common questions for our clients，may help you sincerely

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.

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:The difference between ductile cast iron pipe and machine-made cast iron pipe: Production process is different, ductile iron pipe mainly through intermediate frequency furnace heating, annealing, and then do cement lining cement lining production, the mechanism of cast iron pipe does not make cement lining.

Q:Can ductile iron pipe be used for stormwater management systems?: Yes, ductile iron pipe can be used for stormwater management systems. Ductile iron pipe is known for its strength, durability, and ability to withstand external loads and harsh environmental conditions, making it suitable for carrying stormwater and managing drainage systems effectively.

Q:How are ductile iron pipes protected against stray electrical currents?: Ductile iron pipes, which are commonly used for water and sewer systems, are protected against stray electrical currents through a process known as cathodic protection. This method involves applying a low-voltage direct current (DC) to the pipes, which creates a protective electrical field around them. Cathodic protection is achieved by installing sacrificial anodes or impressed current systems near the ductile iron pipes. Sacrificial anodes, typically made of a more electrically active metal such as zinc or magnesium, are connected to the pipes and serve as the source of electrical current. These anodes corrode over time, sacrificing themselves to protect the pipes from corrosion due to stray electrical currents. Impressed current systems, on the other hand, utilize an external power source to supply the protective electrical current. Rectifiers are used to convert alternating current (AC) to direct current (DC) and the DC is then applied to the pipes through anodes. This method allows for more control over the amount of current being applied, ensuring optimal protection. In both cases, the electrical current flowing through the sacrificial anodes or impressed current systems creates a protective barrier around the ductile iron pipes. This barrier prevents the stray electrical currents from flowing through the pipes, reducing the risk of corrosion and extending the lifespan of the infrastructure. Regular monitoring and maintenance of the cathodic protection system are essential to ensure its effectiveness. This involves inspecting the anodes, checking the electrical current levels, and making any necessary adjustments or replacements to maintain the desired level of protection. Overall, cathodic protection is a reliable and widely used method to protect ductile iron pipes against stray electrical currents, safeguarding the integrity and longevity of water and sewer systems.

Q:A tube is used only in ductile iron pipes, isn't it?: Ductile weakness: ductile cast iron pipes connected by human factors such as the operation level of responsibility, influence, construction not convenient. The advantages of PE PE PE pipe has good corrosion resistance and its anti inorganic performance than that of the metal pipe is much stronger in the buried without corrosion, construction convenient. Small diameter PE pipe in the price performance ratio is better than that of steel and ductile iron.PE tube have disadvantages: benzene, gasoline, carbon tetrachloride and other organic solvents have certain effect on pe. If the organic solvent is infiltrated into the polyethylene, the swelling will occur, and its physical properties will be decreased. Its pressure resistance and temperature resistance are poor.

Q:Are ductile iron pipes resistant to biological growth?: Yes, ductile iron pipes are generally resistant to biological growth. Ductile iron is a strong and durable material that is commonly used in water and sewage systems. Its smooth surface inhibits the growth of bacteria, fungi, and other microorganisms that can contribute to biological growth. Additionally, ductile iron pipes are often coated with protective linings or coatings, such as cement mortar or epoxy, which further enhance their resistance to biological growth. However, it is important to note that no material is completely immune to biological growth, and regular maintenance and cleaning of the pipes may still be required to ensure long-term resistance.

Q:Can ductile iron pipe be used for industrial process piping?: Yes, ductile iron pipe can be used for industrial process piping. Ductile iron pipe is known for its strength, durability, and resistance to corrosion, making it a suitable choice for various industrial applications. It can handle high-pressure systems and is often used in industries such as water and wastewater treatment, oil and gas, chemical processing, and power generation. Additionally, ductile iron pipe is easy to install and has a long lifespan, making it a cost-effective option for industrial process piping.

Q:What are the different methods for joining ductile iron pipe?: There are several methods for joining ductile iron pipe, each with its own advantages and limitations. One common method is mechanical joint (MJ) coupling, which involves using a rubber gasket and a set of bolts and nuts to create a watertight seal between pipe sections. This method is relatively quick and easy to install, but it requires a skilled technician to ensure proper alignment and bolt tightening to prevent leakage. Another method is flanged joint, where the pipe ends are equipped with flanges that are bolted together using gaskets to create a tight seal. This method allows for easy disassembly and reassembly of pipe sections, making it suitable for applications that require frequent maintenance or modifications. However, it is more expensive and time-consuming compared to other methods. One widely used method is push-on joint (POJ), which involves using a rubber gasket and a special lubricant to slide the pipe ends together. This method provides a reliable and watertight seal, and it is relatively quick and easy to install. However, it requires proper alignment and care to avoid damaging the gasket during assembly. Another option is restrained joint (RJ), which uses a mechanical joint coupling with additional features to resist axial forces or thrusts. This method is commonly used in applications where the pipe is subject to internal pressure, external loads, or seismic activity. It provides a secure and rigid connection but may require specialized tools and training for installation. Finally, welding is another method for joining ductile iron pipe. It involves heating the pipe ends and melting a filler metal to create a permanent bond. This method provides a strong and durable connection, but it requires skilled welders and additional time for preparation, welding, and cooling. Welding is often used for specific applications, such as joining sections of pipe with different diameters or connecting to other materials. In summary, the different methods for joining ductile iron pipe include mechanical joint coupling, flanged joint, push-on joint, restrained joint, and welding. The choice of method depends on factors such as the application requirements, installation time, maintenance needs, and budget.

Q:What are the different pressure ratings available for ductile iron pipe?: Ductile iron pipe is commonly used in various applications due to its strength, durability, and resistance to corrosion. The pressure ratings for ductile iron pipe depend on various factors such as the diameter and wall thickness of the pipe. Generally, ductile iron pipe is available in pressure ratings ranging from 150 psi (pounds per square inch) to 350 psi. For smaller diameter pipes, typically ranging from 3 inches to 24 inches, the pressure ratings commonly found are 150 psi, 200 psi, and 250 psi. These pressure ratings are suitable for a wide range of applications such as water distribution systems, sewer lines, and industrial piping. For larger diameter pipes, typically ranging from 30 inches to 64 inches, the pressure ratings available are usually 150 psi, 200 psi, 250 psi, and 350 psi. These higher pressure ratings are often required for transporting larger volumes of water or other fluids over longer distances. It is important to note that the pressure ratings for ductile iron pipe are determined based on industry standards and guidelines. These standards ensure that the pipe can safely handle the internal pressure and external loads it may encounter during operation. When selecting the appropriate pressure rating for ductile iron pipe, it is crucial to consider factors such as the specific application, flow rates, and the expected operating conditions. Consulting with industry professionals and adhering to local codes and regulations is essential to ensure the proper selection and installation of ductile iron pipe for a specific project.

Q:What is the expected roughness coefficient of ductile iron pipes?: The roughness coefficient of ductile iron pipes can differ based on different factors like pipe diameter, age, and condition, resulting in variations. However, typically, the roughness coefficient for ductile iron pipes falls within the range of 0.01-0.015 mm. This value signifies the average roughness of the pipe's internal surface and plays a crucial role in hydraulic calculations for establishing the flow characteristics and pressure losses within the pipe network. It is worth mentioning that these values are approximate and subject to change depending on specific pipe conditions and applications.

Q:How are ductile iron pipes connected together?: Ductile iron pipes are commonly joined together using different methods, which vary depending on the specific application and requirements. The most frequently used method for connecting these pipes is through mechanical joint fittings. These fittings consist of one pipe with a bell end and another with a spigot end, which are joined using bolts or clamps and a rubber gasket. The rubber gasket ensures a tight seal, while the bolts or clamps secure the joint and prevent any movement or separation. Another approach to connecting ductile iron pipes is through flanged joints. This involves attaching a flange to the end of each pipe and then fastening them together using bolts and nuts. Flanged joints are commonly employed in larger diameter pipes or situations where disassembly is necessary. In addition to mechanical joint fittings and flanged joints, push-on or restrained joint fittings can also be used to connect ductile iron pipes. Push-on joints involve pushing a rubber gasket onto the spigot end of the pipe to create a secure and tight connection. On the other hand, restrained joints incorporate additional features like welded-on collars or mechanical devices to prevent movement and enhance joint strength. The choice of connection method for ductile iron pipes depends on factors such as pipe diameter, pressure requirements, and the specific application. It is crucial to adhere to the manufacturer's guidelines and industry standards to ensure proper installation and reliable performance of the connected pipes.

1. Manufacturer Overview
Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates
a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability
a)Trade Capacity
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range