ductile iron pipe china EN545 DI

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Quick Details

Place of Origin:China (Mainland)
Model Number:DN80-1600
Length:6M/5.7M/NEGOTIATED
Standard:ISO2531 / EN545
Application:Potable/Sewage Water
Diameter:DN80-1600
Shape:Round
Hardness:230
Pipe Wall Thickness:standerd
Pull Strength:420
Yield (≥ MPa):300
Material:Ductile Iron
water ductile iron pipe:SO2531 / EN545 DI pipe

Packaging & Delivery

Delivery Detail:	30-45 days

Specifications

ductile iron pipe:
1. DN80-DN1600mm (T-Type, Class K9)
2.effective length 6m/pc
3.comply with ISO2531/EN545/EN598

Company Profile

CNBM International Corporation is the leading production base and renowned supplier of Ductile Iron Water Pipe systems of both potable and waste water in China. We are constantly looking to develop high quality products to ensure the longest service life and wonderful performance.

CNBM Pipelines regard quality as the essential factor leading to successful business. Every ductile iron pipe is tested in accordance with BS EN545 (water application) or BS EN598 (sewer application). CNBM Pipelines products comply with and are tested according to the relevant European and International Standards. Our pipes are manufactured under the quality management system BS EN ISO 9001. After years of efforts, CNBM Pipelines has built up great reputation in terms of quality and service among customers worldwide.

Product Introduction

CNBM ductile iron pipe ranges from DN80-DN1600mm (Tyton, T-Type, Class K7/K8/K9), effective length: 6m, complying with ISO2531and EN545 standards.

Specification& Payment terms

Internal lining: ductile iron pipes shall have an internal cement mortar lining in acc with ISO4179.

External coating: ductile iron pipes shall be externally coated with metallic zinc spray plus a further layer of resin painting to ISO8179.

Gasket: 100% SBR/NBR/EPDM rubber gasket in accordance with ISO4633.

Packing: ductile iron pipes from DN100 to DN300 be bundled with steel belts, others are in bulk.

Payment term: L/C, T/T.
Packing: In bulk vessel or in container

Q: What is the expected noise reduction of ductile iron pipes?: The expected noise reduction of ductile iron pipes can vary depending on various factors, such as the thickness of the pipes, the specific installation method, and the surrounding environment. However, ductile iron pipes are generally known for their ability to significantly reduce noise levels compared to other materials, thanks to their dense and robust structure that effectively dampens sound vibrations.

Q: How are ductile iron pipes protected against internal scaling or buildup?: Various methods are utilized to protect ductile iron pipes against internal scaling or buildup. One widely employed technique involves applying a cement mortar lining to the inner surface of the pipes. This lining serves as a protective barrier, preventing the formation of scale or buildup and facilitating the smooth flow of water or other fluids. Moreover, an additional layer of polyethylene or other appropriate materials can be coated onto the pipes to provide an extra level of protection against scaling or buildup. This coating acts as a barrier between the water and the iron surface, thereby reducing the likelihood of corrosion or scale formation. Regular maintenance and cleaning play a crucial role in preventing internal scaling or buildup in ductile iron pipes. By flushing the pipes with high-pressure water or employing chemical treatments, any accumulated scale or debris can be effectively removed, ensuring the pipes remain clean and fully functional. Furthermore, proper water treatment is essential in minimizing the risk of scaling or buildup. By implementing suitable water treatment processes, such as pH adjustment or the use of corrosion inhibitors, the quality of the water can be maintained, preventing the formation of scale or buildup inside the pipes. In conclusion, various measures, including cement mortar lining, pipe coating, regular maintenance, cleaning, and proper water treatment, are employed to protect ductile iron pipes against internal scaling or buildup. These measures ensure the longevity and efficiency of the pipes, minimizing the chances of clogging or reduced flow capacity.

Q: The difference between HDPE pipe and ductile iron pipe: Different installation methods, ductile iron pipes are common flexible sealing ring, slide into the connection; the main drainage pipe is W and B type, clamp connection and mechanical connection, the inner gasket ring.

Q: What is the expected service life of ductile iron pipe?: The expected service life of ductile iron pipe can vary depending on various factors such as the quality of the pipe, the environment it is installed in, and the maintenance and care it receives. However, on average, ductile iron pipe has a life expectancy of 80 to 100 years.

Q: What are the different types of joints used with ductile iron pipe?: There are several different types of joints that can be used with ductile iron pipe. These joints are designed to provide a secure and watertight connection between sections of pipe. Some of the most common types of joints used with ductile iron pipe include: 1. Mechanical Joint: This is the most commonly used joint for ductile iron pipe. It consists of a gland and a follower which are tightened using bolts and nuts to provide a tight seal. Mechanical joints are flexible and can accommodate slight misalignments. 2. Push-On Joint: This type of joint does not require any bolts or nuts. It is designed to be easily assembled by simply pushing the pipe sections together. A rubber gasket is used to provide a watertight seal. 3. Restrained Joint: Restrained joints are specifically designed for applications where pipe movement needs to be limited. These joints typically include a mechanical joint with additional features such as thrust collars or tie rods to prevent axial movement. 4. Flanged Joint: Flanged joints are commonly used for larger diameter pipes. The pipe ends are flanged and then bolted together, with a gasket placed in between to create a leak-proof connection. Flanged joints are typically used in applications where frequent disassembly and reassembly may be required. 5. Welded Joint: In some cases, ductile iron pipe sections may be welded together using a fusion welding process. This creates a permanent and strong joint. Welded joints are commonly used in high-pressure applications where a reliable and durable connection is required. It is important to note that the choice of joint type will depend on the specific requirements of the project, such as the pipe diameter, pressure rating, and the nature of the fluid being transported. Additionally, local regulations and standards may also dictate the type of joint that should be used in certain applications.

Q: What are the typical joint restraint requirements for ductile iron pipes under pressure?: In order to meet the joint restraint requirements for ductile iron pipes under pressure, there are two common options available: mechanical joint restraints and restrained joint systems. These restraints are essential to prevent separation or pulling apart of the pipes caused by internal pressure. A mechanical joint restraint, which is widely used, involves a series of bolts and clamps that securely hold the pipes together. These restraints are applied at each joint of the ductile iron pipes to ensure a tight and secure connection. By providing axial restraint, they prevent the pipes from separating along the pipe axis. Another option is the restrained joint system, which offers both axial and angular restraint. This system includes a specially designed joint that consists of a gasket, a restraining gland, and a series of bolts or wedges. The gasket ensures a watertight seal, while the restraining gland and bolts/wedges restrain the pipe joints, preventing separation under pressure. The specific requirements for joint restraints may vary depending on factors such as the pipe's diameter, wall thickness, and operating conditions. To determine the appropriate joint restraint system for a specific application, it is crucial to consult the manufacturer's guidelines and industry standards. Furthermore, proper installation and maintenance of the joint restraints are essential to ensure their effectiveness and longevity in restraining the pipes.

Q: What is the typical lifespan of ductile iron pipe?: The lifespan of ductile iron pipe can differ based on several factors, including the pipe's quality, the conditions it faces, and the maintenance practices employed. On average, ductile iron pipe typically lasts about 100 years. This longevity is a result of its inherent strength and durability, allowing it to withstand high pressure and various environmental conditions. Furthermore, ductile iron pipe is often coated with protective materials like cement mortar lining or polyethylene encasement, which further enhance its durability. Regular inspections and maintenance can also contribute to extending the lifespan of ductile iron pipe by promptly identifying and addressing any issues or potential damages.

Q: Are ductile iron pipes suitable for underground installations?: Yes, ductile iron pipes are suitable for underground installations. Ductile iron is a highly durable and strong material that can withstand the various pressures and stresses associated with underground environments. It has excellent resistance to corrosion, making it an ideal choice for underground applications where it may be exposed to moisture, soil, and other corrosive elements. Ductile iron pipes also have a high tensile strength, which allows them to withstand external loads and prevent cracking or breakage under ground movement or heavy traffic. Additionally, ductile iron pipes have a longer lifespan compared to other materials, making them a cost-effective option for underground installations. Overall, ductile iron pipes are a reliable and suitable choice for underground applications due to their durability, corrosion resistance, and long-term performance.

Q: What is the average weight of ductile iron pipe?: The average weight of ductile iron pipe varies depending on the size and thickness of the pipe. However, on average, ductile iron pipes can weigh between 300 to 600 pounds per linear foot.

Q: How is ductile iron pipe different from other types of pipes?: Ductile iron pipe is different from other types of pipes in several ways. Firstly, ductile iron pipe is known for its exceptional strength and durability. It is made from a unique composition of iron, carbon, and other alloying elements, which gives it superior mechanical properties compared to other types of pipes. This makes ductile iron pipe highly resistant to external forces and pressure, making it ideal for underground installations, water mains, and sewer systems. Secondly, ductile iron pipe has excellent corrosion resistance. It is typically lined with a cement mortar or an internal coating, which provides a protective barrier against corrosion and extends the pipe's lifespan. This makes ductile iron pipe highly suitable for carrying water and other fluids, as it prevents contamination and maintains the quality of the transported material. Furthermore, ductile iron pipe offers a high degree of flexibility. Unlike more rigid pipe materials like cast iron, ductile iron pipe has the ability to withstand moderate deflection and ground movement without breaking or cracking. This flexibility makes it less prone to failure and reduces the need for costly repairs or replacements. Lastly, ductile iron pipe is relatively easy to install and maintain. It is typically available in long lengths, which minimizes the number of joints required. Additionally, the pipe's mechanical properties and corrosion resistance make it less susceptible to damage during installation or operation, resulting in lower maintenance costs over time. In conclusion, ductile iron pipe stands out from other types of pipes due to its exceptional strength, corrosion resistance, flexibility, and ease of installation. These qualities make it a reliable and cost-effective choice for various applications, especially in the water and wastewater industry.

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