Ductile Iron Pipe of China Comply with EN545

Ductile Iron Pipe of China Comply with EN545

Ref Price:: $510.00 - 540.00 / m

Loading Port:: China main port

Payment Terms:: TT or LC

Min Order Qty:: 1000 m

Supply Capability:: 100000 m/month

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1. Ductile Iron Pipe Description :

It has high strength & hardnes as steel and better corrosin resistance than steerl and grey iron, I ductile iron pipe is the ideal substute for gray cast iron pipe and common steel pipe. In addition, our DI pipes are produced with good straightness, identical wall thickness, high dimension accuracy, smooth surface finished, remarkable mechanical properties and firmly sticking internal & external coating layer as well.

2. Ductile Iron Pipe Main Features:

1. ISO 2531 or EN 545 Standard K9 Class, K7 Class and C Class

2. ISO 9001 Certificate

3. ISO 2531 & EN 545 Certificate

4. WRAS Potable Water Certificate for Cemen Internal Lining

5. WRAS EPDM Rubber Gasket or NBR Rubber Gasket

6. DN80mm - DN2600mm

3.Ductile Iron Pipe Images:

Ductile Iron Pipe of China Comply with EN545

4.Ductile Iron Pipe Specification:

1.Standard:ISO2531,EN545,EN598

2.Effective Length:6m/5.7m

3.Internal Lining :Cement mortar, Cement mortar Plus Epoxy

4.External coating:Zinc Primer Plus Bitumen or PE

5. Shipment: By bulk ship or 20'/40' container

6. Rubber: NBR, SBR, EPDM according to ISO4633/EN681.1

7.Quick Delivery

5.FAQ:

· Management Systems-Internal Software

· Finished Product Inventory-More Than 5000 Tons.

· Raw Material inventory -Over 8000 Mertic Tons.

· The most convenient transport and prompt delivery.

· Competitive price with best service .

· High technical production line with top quality products.

· High reputation based on best quality products.

Q: How are ductile iron pipes tested for quality?: Ductile iron pipes are tested for quality using various methods to ensure they meet the required standards and specifications. One common test is the hydrostatic pressure test, which involves subjecting the pipes to water or other liquid under high pressure to check for any leaks or weaknesses. The pipes are typically filled with water and the pressure is gradually increased to a predetermined level. This test helps to identify any potential defects in the pipes that could compromise their integrity. Another important quality test for ductile iron pipes is the tensile test. This test involves pulling a sample of the pipe until it breaks, measuring the amount of force applied and the elongation of the sample. By doing so, the tensile strength and ductility of the pipe can be determined, ensuring it can withstand the required loads and stresses without deformation or failure. In addition to these tests, other quality checks include visual inspection, dimensional checks, and surface defect examinations. Visual inspection involves scrutinizing the pipes for any visible defects such as cracks, voids, or surface irregularities. Dimensional checks ensure that the pipes meet the specified dimensions and tolerances. Furthermore, ductile iron pipes are often subjected to corrosion resistance tests. This is done by exposing the pipes to different corrosive environments, such as saltwater or acidic solutions, to evaluate their resistance to corrosion. This is crucial as it determines the durability and longevity of the pipes, especially in applications where they may be exposed to harsh conditions. Overall, ductile iron pipes undergo rigorous testing to ensure their quality and performance. These tests help guarantee that the pipes meet the required standards, are safe to use, and are capable of withstanding the expected loads and environmental conditions they will encounter in their intended applications.

Q: How do ductile iron pipes handle soil movement?: Ductile iron pipes are known for their excellent strength and durability, making them highly capable of handling soil movement. These pipes are designed to resist external loads and pressures caused by soil settlement, ground shifting, or other environmental factors. One of the key features of ductile iron pipes is their flexibility. Unlike rigid materials such as cast iron or concrete pipes, ductile iron pipes have a certain level of elasticity that allows them to withstand soil movement without cracking or breaking. This flexibility enables the pipes to absorb the stresses induced by the soil, preventing any significant damage to the pipeline system. Furthermore, ductile iron pipes possess high tensile strength, which means they can resist pulling forces resulting from soil movement. The pipes can withstand the expansion and contraction of the surrounding soil, reducing the risk of pipe deformation or failure. Moreover, ductile iron pipes are often installed with proper bedding and backfilling techniques to further enhance their ability to handle soil movement. Adequate bedding materials, such as crushed stone or sand, are used to provide stable support to the pipes and distribute the external loads evenly. This helps to minimize the impact of soil movement on the pipes and maintain their structural integrity. In summary, ductile iron pipes are designed to effectively handle soil movement due to their flexibility, high tensile strength, and proper installation methods. These pipes can withstand the stresses induced by soil settlement, ground shifting, or other soil-related factors, ensuring reliable and long-lasting performance in various environmental conditions.

Q: Are ductile iron pipes suitable for hydroelectric power plants?: Indeed, hydroelectric power plants can benefit from the suitability of ductile iron pipes. Renowned for their robustness, endurance, and adaptability, ductile iron pipes prove to be an optimal selection for a variety of water industry applications, including hydroelectric power plants. These pipes exhibit the ability to endure substantial pressure and resist corrosion, thereby ensuring their appropriateness for the conveyance of water throughout the various stages of hydroelectric power generation. Moreover, the extended lifespan of ductile iron pipes and their minimal maintenance requirements effectively reduce the overall operational expenses associated with power plant maintenance. Consequently, ductile iron pipes emerge as a dependable and fitting choice for hydroelectric power plants.

Q: Can ductile iron pipes be used in areas with high soil settlement?: Ductile iron pipes are suitable for areas with high soil settlement due to their strength and durability. They can withstand external loads and ground movement, making them an ideal choice for such areas. Additionally, these pipes have a high resistance to corrosion, making them even more suitable for use in areas with high soil settlement. However, it is important to consider factors such as proper installation techniques, appropriate bedding and backfill materials, and regular maintenance to ensure the longevity and performance of the ductile iron pipes in these areas. Consulting with a qualified engineer or pipe manufacturer can provide more specific guidance based on the site's conditions and requirements.

Q: Ductile iron pipes lined with cement mortar in the water (living water, water in the 6.9-7.3) in the early pH, why pH increased? How to solve this problem?: 1, because of the bone in mortar, such as silicate products, there will be silicification reaction, in addition, there is the reaction of limestone in lime.2, cement mortar lining cover coating, that is, spray some paint! Some questions four are unavoidable

Q: How do ductile iron pipes perform in earthquake-induced ground movements?: Ductile iron pipes perform well in earthquake-induced ground movements due to their inherent strength and flexibility. The material's ductility allows it to withstand ground shaking, ground settlement, and other dynamic forces during an earthquake. This flexibility helps prevent the pipes from fracturing or bursting, minimizing the risk of water or sewage leaks. Additionally, ductile iron pipes are designed to accommodate ground movements by using joints that can expand and contract, ensuring their stability and preventing damage.

Q: Can ductile iron pipe be used for agricultural irrigation systems?: Ductile iron pipe is a viable option for agricultural irrigation systems. This type of pipe is renowned for its robustness, longevity, and ability to resist corrosion, which renders it suitable for a wide range of uses, including agricultural irrigation. It possesses the capacity to endure high pressure, guaranteeing a dependable and enduring water transportation solution for irrigation systems. Moreover, ductile iron pipe is impervious to the chemicals typically present in water sources used for irrigation, ensuring the pipe remains intact and impeding any deterioration over time. Its pliability facilitates effortless installation and maintenance, positioning it as a pragmatic choice for agricultural irrigation systems.

Q: Are ductile iron pipes suitable for use in wastewater treatment plants?: Yes, ductile iron pipes are suitable for use in wastewater treatment plants. Ductile iron has excellent corrosion resistance, high strength, and durability, making it ideal for handling the harsh and corrosive environment found in wastewater treatment plants. Additionally, ductile iron pipes have a long lifespan and can withstand the high-pressure demands of wastewater systems, making them a reliable choice for this application.

Q: What are the different types of linings available for ductile iron pipe?: There are several different types of linings available for ductile iron pipe, each with its own advantages and applications. 1. Cement mortar lining: This is one of the most common linings used for ductile iron pipes. It consists of a layer of cement mortar applied to the interior surface of the pipe. Cement mortar lining provides excellent resistance to corrosion and chemical attack, making it suitable for a wide range of applications, including potable water distribution, wastewater conveyance, and industrial pipelines. It also helps to reduce friction and turbulence within the pipe, improving flow efficiency. 2. Polyethylene lining: Polyethylene linings are often used in ductile iron pipes for applications where corrosion resistance is a primary concern. This lining consists of a layer of high-density polyethylene (HDPE) that is either extruded or sprayed onto the pipe's inner surface. Polyethylene lining provides superior resistance to corrosion, abrasion, and chemical attack, making it ideal for transporting aggressive fluids, such as saltwater, chemicals, or industrial waste. 3. Polyurethane lining: Polyurethane linings are commonly used in ductile iron pipes for applications where enhanced protection against abrasive wear is required. This lining is formed by spraying or pouring a layer of polyurethane onto the inner surface of the pipe. Polyurethane lining offers excellent resistance to abrasion, impact, and chemical attack, making it suitable for conveying abrasive slurries, mining applications, and other high-wear environments. 4. Epoxy lining: Epoxy linings are applied to ductile iron pipes to provide a protective barrier against corrosion and chemical attack. This lining is typically formed by applying a layer of epoxy resin to the pipe's inner surface through a process known as centrifugal casting or electrostatic spraying. Epoxy lining offers excellent adhesion and resistance to corrosion, making it suitable for various applications, including potable water distribution, wastewater treatment, and industrial pipelines. 5. Zinc lining: Zinc linings are used in ductile iron pipes to provide cathodic protection against corrosion. This lining involves applying a layer of zinc to the pipe's inner surface, either through hot-dip galvanizing or by electroplating. Zinc lining acts as a sacrificial anode, corroding preferentially to the iron pipe and protecting it from corrosion. It is commonly used in applications where the pipe is exposed to highly corrosive environments, such as seawater or acidic soils. Overall, the choice of lining for ductile iron pipes depends on the specific requirements of the application, including the type of fluid being transported, the level of corrosion resistance needed, and the potential for abrasive wear. Consulting with industry experts and considering factors such as cost, longevity, and maintenance requirements can help determine the most suitable lining option for a particular project.