Ductile Iron Pipe of China High Quality DN200-DN900 EN545/EN598/ISO2531

Ductile Iron Pipe of China High Quality DN200-DN900 EN545/EN598/ISO2531

Ref Price:: $465.00 - 478.00 / m.t.

Loading Port:: China main port

Payment Terms:: TT or LC

Min Order Qty:: 24 m.t.

Supply Capability:: 80000 m.t./month

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1,Ductile Iron Pipe Description :

1) Pipes confirm to ISO2531,K9 class,T type joint,6m long,with inside cements lining conform to ISO4179, outside Zinc spraying(130g/m2) and bitumen coating(70μm) conform to ISO8179.

2) Pipe ends: Spigot and socket ends, with 100% SBR rubber gaskets accoding to ISO4633

3) we can do third party inspection according to customer's request.

4) Our products have been sold to many international market,such as Middle East and South East Asia and Africa.

2,Main Features of the Ductile Iron Pipe:

·High yield strength

·High tensile Strength

·High corrosion resistance

·Pressure Resistence

·Anti-corrosion

·Installation is convenient

·Satisfy the highest hygienic standards

.Material: Ductile iron grade 500-7/ 450-10 in accordance with ISO1083

3,Ductile Iron Pipe Images:

Ductile Iron Pipe of China High Quality 6600

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:Are ductile iron pipes available in different wall thicknesses?: Yes, ductile iron pipes are available in different wall thicknesses. Ductile iron pipes are manufactured with various wall thicknesses to meet different requirements and applications. The wall thickness of a ductile iron pipe is determined based on factors such as the pipe's diameter, the internal pressure it needs to withstand, and the soil conditions it will be installed in. Pipes with thicker walls are typically used for higher pressure applications or in areas with more challenging soil conditions, while thinner-walled pipes may be suitable for lower pressure applications. The availability of different wall thicknesses allows for flexibility in selecting the appropriate ductile iron pipe for specific projects and ensures that the pipes can efficiently and safely transport fluids or gases.

Q:Can ductile iron pipes be used for high-pressure applications?: Yes, ductile iron pipes can be used for high-pressure applications. Ductile iron is a strong and durable material that can withstand high pressure and loads. It has excellent mechanical properties, including high tensile strength and impact resistance, making it suitable for various applications, including water and wastewater systems, oil and gas pipelines, and industrial processes. Additionally, ductile iron pipes have a high resistance to corrosion and abrasion, further enhancing their suitability for high-pressure environments. However, it is essential 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:Can ductile iron pipes be used for gas distribution networks?: Yes, ductile iron pipes can be used for gas distribution networks.

Q:What is the expected hydraulic efficiency of ductile iron pipes?: The expected hydraulic efficiency of ductile iron pipes can vary depending on several factors including pipe diameter, roughness of the pipe surface, flow rate, and length of the pipe. However, ductile iron pipes are generally known to have excellent hydraulic efficiency. Ductile iron pipes have a smooth inner surface, which reduces frictional losses and allows for efficient water flow. The smoothness of the pipe surface helps minimize energy losses due to turbulence and resistance. Additionally, ductile iron pipes are designed to have a consistent and uniform internal diameter, which further enhances their hydraulic efficiency. Studies have shown that ductile iron pipes can achieve hydraulic efficiencies ranging from 85% to 95%. This means that a significant portion of the energy put into the system is effectively transferred to the water, resulting in minimal losses. It is important to note that the hydraulic efficiency of ductile iron pipes can be influenced by factors such as corrosion, scaling, and sediment buildup over time. Regular maintenance and proper cleaning can help maintain the hydraulic efficiency of ductile iron pipes. Overall, ductile iron pipes are considered to be highly efficient in terms of hydraulic performance and are widely used in water distribution systems due to their ability to deliver water with minimal energy losses.

Q:Do ductile iron pipes require concrete encasement for support?: Yes, ductile iron pipes typically require concrete encasement for support. Concrete encasement provides additional stability and strength to the pipes, preventing them from shifting or collapsing under pressure. It helps distribute the load evenly along the length of the pipe and protects it from external forces such as soil movement or heavy vehicle traffic. Concrete encasement also helps to minimize the risk of damage due to corrosion or external impacts, ensuring the longevity and durability of the ductile iron pipes.

Q:Are ductile iron pipes suitable for bridge crossings or crossings under roadways?: Bridge crossings or crossings under roadways can be easily accommodated with ductile iron pipes. These pipes possess remarkable strength, durability, and resistance against external forces like heavy traffic loads and bridge movements. With their high tensile strength, they can endure the stress and strain caused by vehicles passing over them. Furthermore, ductile iron pipes exhibit exceptional corrosion resistance, rendering them suitable for underground installations that may come into contact with water or other corrosive elements. Additionally, their long lifespan and minimal maintenance requirements make them a dependable choice for bridge crossings or crossings under roadways. Consequently, ductile iron pipes offer a cost-effective and efficient solution for such infrastructure projects.

Q:Can ductile iron pipes be used for hydropower projects?: Yes, ductile iron pipes can be used for hydropower projects. Ductile iron pipes are known for their durability, strength, and resistance to corrosion, which makes them suitable for various applications, including hydropower projects. They can handle high-pressure water flow, making them ideal for conveying water to turbines or other power generation equipment. Additionally, ductile iron pipes have a long lifespan, which reduces maintenance and replacement costs over time. Therefore, using ductile iron pipes in hydropower projects can contribute to the overall efficiency and reliability of the system.

Q:How does ductile iron pipe perform in areas with high soil consolidation?: In areas characterized by significant soil consolidation, the performance of ductile iron pipe is outstanding. This is because ductile iron possesses inherent strength and flexibility, making it an ideal choice for underground installations where soil consolidation is prevalent. The ground in areas with high soil consolidation often undergoes substantial movement and settling, presenting challenges for buried infrastructure. However, ductile iron pipe's unique characteristics enable it to withstand these conditions effectively. To begin with, the high tensile strength of ductile iron allows it to resist external forces and pressures exerted by the surrounding soil. This strength ensures that the pipe maintains its structural integrity even in areas with high soil consolidation. Furthermore, ductile iron exhibits exceptional resistance to deformation, enabling it to handle ground movement without cracking or breaking. Its flexibility allows the pipe to absorb lateral forces associated with soil consolidation, preventing any damage. Additionally, ductile iron pipe is renowned for its durability and long service life. It is highly resistant to corrosion, abrasion, and chemical attacks, further enhancing its performance in areas with high soil consolidation. This resistance guarantees that the pipe remains intact and fully functional, even in challenging soil conditions. Moreover, the joints of ductile iron pipe are designed to provide secure and leak-free connections. This eliminates the risk of soil infiltration, which can exacerbate soil consolidation and lead to further ground movement. In conclusion, ductile iron pipe is exceptionally suited for areas with high soil consolidation due to its strength, flexibility, durability, and leak-free joints. Its ability to withstand ground movement and maintain structural integrity makes it a reliable choice for underground installations in such conditions.

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 applied to the internal and/or external surfaces of the pipe to provide protection against corrosion and extend the lifespan of the pipe. Some common coatings and linings used for ductile iron pipe include cement mortar lining, polyethylene encasement, epoxy coating, and polyurethane lining. These coatings and linings are designed to prevent the pipe from corroding when in contact with various substances such as water, chemicals, and soil. The specific coating or lining used depends on the application and the environment in which the pipe will be installed.

Q:How are ductile iron pipes protected against mechanical damage?: Various measures are implemented to protect ductile iron pipes from mechanical damage, ensuring their durability and longevity. One effective approach involves applying a protective coating to the exterior surface of the pipes. This coating acts as a barrier, safeguarding the ductile iron from physical abrasion, impact, and corrosion. Depending on specific requirements and environmental conditions, the coating can be composed of materials such as epoxy, polyethylene, or zinc. In addition to the protective coating, ductile iron pipes are designed with a high level of structural strength. They are manufactured to withstand significant pressure and external forces, making them less vulnerable to mechanical damage. The inherent strength of the material enables the pipes to resist deformation and cracking, even when subjected to heavy loads or ground movements. Moreover, proper bedding and backfilling techniques are employed during the installation of ductile iron pipes. This involves carefully placing the pipes in a prepared trench to ensure a stable foundation and minimize the risk of external forces causing damage. The correct backfill material is then used to provide support and prevent excessive pressure on the pipes. To further enhance protection against mechanical damage, additional measures such as concrete encasement or protective sleeves are often employed during the installation of ductile iron pipes. Concrete encasement involves surrounding the pipe with a layer of concrete, offering an extra layer of defense against external forces. Protective sleeves can also be utilized in areas prone to impact or where additional protection is necessary. Regular inspections and maintenance play a crucial role in ensuring the continuous protection of ductile iron pipes against mechanical damage. Periodic checks for signs of wear, corrosion, or other forms of damage enable timely repairs or replacements, preventing further deterioration. In summary, a combination of protective coatings, structural strength, proper installation techniques, and regular maintenance effectively safeguards ductile iron pipes against mechanical damage, guaranteeing their reliable performance and long lifespan in various applications.

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