Ductile Iron Pipe of China On Sale DN100-DN500 EN545
- Ref Price:
-
$515.00 - 635.00
/ m.t.
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 50000 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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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:
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
3,Ductile Iron Pipe Images:
4. Ductile Iron Pipe Specification
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
ductile iron pipe:
1. DN80-DN1600mm (T-Type, Class K9)
2.effective length 6m/pc
3.comply with ISO2531/EN545/EN598
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: Can ductile iron pipes be used for trench crossings?
- Yes, ductile iron pipes can be used for trench crossings. Ductile iron pipes are known for their high strength and durability, making them suitable for a wide range of applications including trench crossings. They have the ability to withstand heavy loads and external pressures, making them an ideal choice for underground installations. Additionally, ductile iron pipes have excellent corrosion resistance properties, ensuring their longevity and reliability in trench crossing scenarios.
- Q: How are ductile iron pipes manufactured?
- Ductile iron pipes are manufactured through a process known as centrifugal casting, which involves the use of a spinning mold. The process begins with the selection and preparation of high-quality ductile iron, which is a type of cast iron that contains small amounts of magnesium to enhance its strength and ductility. First, the ductile iron is melted in a furnace at extremely high temperatures. Once the molten iron reaches the desired temperature, it is poured into a spinning mold. The spinning mold is designed in the shape of a pipe, and it rotates at a high speed to distribute the molten iron evenly along its inner surface. As the mold spins, the molten iron cools and solidifies against the mold walls. This rapid cooling results in a fine-grained structure and enhances the mechanical properties of the pipe, such as its strength and durability. The spinning mold continues to rotate until the pipe has completely solidified, which typically takes a few minutes. After solidification, the pipe is removed from the mold, and excess material, known as the "skin," is removed. The skin is typically removed by machining or grinding to achieve the desired dimensions and surface finish. Next, the pipe undergoes heat treatment to further enhance its mechanical properties and reduce internal stresses. Once the heat treatment is completed, the pipe is thoroughly inspected for any defects or imperfections. This includes visual inspections, non-destructive testing methods, and pressure testing to ensure the pipe meets the required specifications and standards. If any defects are detected, the pipe may be repaired or rejected depending on the severity of the issue. Finally, the pipes are coated with a protective layer to prevent corrosion and enhance their longevity. This coating can be applied through various methods, such as cement mortar lining, epoxy coating, or zinc coating. Overall, the manufacturing process of ductile iron pipes involves melting the iron, centrifugal casting, cooling, skin removal, heat treatment, inspection, and coating. This process ensures the production of high-quality pipes that possess excellent strength, durability, and resistance to corrosion.
- Q: Can ductile iron pipe be used for both water and wastewater applications?
- Yes, ductile iron pipe can be used for both water and wastewater applications. Ductile iron is a type of iron that has been treated with small amounts of magnesium to create a more flexible and durable material. This makes it suitable for transporting both water and wastewater. Ductile iron pipes are known for their high strength and resistance to corrosion, making them ideal for underground applications. They can handle the high pressures and varying flow rates associated with water distribution systems, as well as the corrosive nature of wastewater. Additionally, ductile iron pipes have a longer lifespan compared to other materials commonly used in water and wastewater applications, such as PVC or concrete. Therefore, they are often chosen for projects that require a reliable and long-lasting pipe material for both water and wastewater transport.
- Q: How is ductile iron pipe tested for quality?
- Extensive quality testing is carried out on ductile iron pipe to ensure its performance and reliability in various applications. The pipe undergoes a series of steps to assess its physical and mechanical properties. The hydrostatic pressure test is one of the main tests performed on ductile iron pipe. This test involves subjecting the pipe to fluid pressure that exceeds its designed operating pressure. The purpose is to determine if the pipe can withstand internal pressure without any leakage or failure. The pipe is filled with water or another suitable fluid, and the pressure is gradually increased to the required level. During this test, the pipe is carefully inspected for any signs of leakage or deformation. Another essential test is the tensile strength test, which measures the pipe's ability to resist pulling or stretching forces. A sample of the pipe is pulled until it breaks, and the maximum force applied during the test is recorded. This test helps determine important properties such as the pipe's ultimate tensile strength, yield strength, and elongation. The Charpy test is used to assess the pipe's impact resistance. In this test, a notched sample is struck with a swinging pendulum to measure the amount of energy absorbed by the pipe. It helps determine if the pipe can withstand sudden impacts or loads without fracturing. In addition to these tests, the pipe also undergoes various non-destructive tests, including ultrasonic testing, magnetic particle inspection, and visual inspection. These tests are crucial in detecting any internal or external defects, cracks, or abnormalities that could compromise the pipe's structural integrity. Furthermore, chemical analysis and metallographic examination are performed to evaluate the chemical composition and microstructure of the ductile iron pipe. These tests ensure that the pipe meets the necessary specifications and standards for its intended application. Overall, the testing process for ductile iron pipe is thorough and stringent. Its purpose is to guarantee the pipe's quality, durability, and overall performance in safely and efficiently delivering water, wastewater, or other fluids.
- Q: How do ductile iron pipes handle cyclic loading in offshore applications?
- Ductile iron pipes possess remarkable strength and durability, rendering them suitable for a wide range of applications, including offshore usage. When it comes to dealing with cyclic loading in offshore settings, ductile iron pipes boast various characteristics that contribute to their exceptional performance. To begin with, ductile iron pipes demonstrate a high resistance to fatigue failure. Fatigue failure occurs when a material undergoes repeated stress cycles, leading to the initiation and propagation of cracks over time. Ductile iron pipes are specifically designed to endure cyclic loading without compromising their structural integrity. This is made possible by their inherent ductility and ability to effectively absorb and distribute stress. Furthermore, ductile iron pipes exhibit outstanding impact resistance. Offshore environments are prone to dynamic and unpredictable forces, such as waves and currents, which can exert sudden and intense loads on the pipes. The superior impact resistance of ductile iron allows it to withstand these forces without experiencing deformation or fractures, ensuring that the pipes remain intact and fully functional. Moreover, ductile iron pipes possess a unique microstructure that enables them to resist corrosion. Offshore applications expose pipes to harsh environmental conditions, including saltwater, which can accelerate the corrosion process. However, the protective graphite matrix present in ductile iron pipes acts as a barrier, preventing corrosive agents from reaching the underlying metal. As a result, the service life of the pipes is significantly prolonged. Additionally, ductile iron pipes have a high load-carrying capacity. In offshore applications, pipes often need to support heavy loads, such as those exerted by equipment, structures, or seabed settlements. The exceptional strength of ductile iron enables it to effectively bear these loads, ensuring the structural integrity and stability of the entire system. Lastly, ductile iron pipes offer ease of installation and maintenance. Their lightweight nature makes them easier to handle and transport during offshore operations. Furthermore, their corrosion resistance reduces the need for frequent maintenance, minimizing downtime and reducing the costs associated with repairs and replacements. In conclusion, ductile iron pipes exhibit excellent performance when it comes to handling cyclic loading in offshore applications. Their resistance to fatigue failure, impact resistance, corrosion resistance, high load-carrying capacity, and ease of installation and maintenance make them a dependable and efficient choice for offshore environments.
- Q: How does ductile iron pipe handle changes in pipe diameter or size?
- Ductile iron pipe offers a convenient solution for dealing with alterations in pipe diameter or size. Its excellent flexibility and capacity to adapt to changes in pipe dimensions without compromising its structural integrity are a result of its unique composition, which contains a significant amount of graphite nodules that provide ductility and elasticity to the material. When faced with adjustments in pipe diameter or size, ductile iron pipe can be easily manufactured or modified to meet specific requirements. It can be cast or fabricated in different diameters and lengths, allowing for seamless integration and adaptability within a pipeline system. This versatility proves particularly advantageous when connecting different pipe sizes or making alterations to the pipeline layout. Furthermore, the superior mechanical properties of ductile iron pipe enable it to withstand the stresses and forces associated with changes in pipe diameter or size. It possesses high tensile strength, impact resistance, and durability, ensuring its ability to handle the internal and external pressures exerted on the pipe during operations. Moreover, the jointing systems employed with ductile iron pipe contribute to its ability to handle changes in diameter or size. Various joint types, including push-on, restrained, or mechanical joints, provide secure and leak-free connections between different pipe sections. These joints facilitate easy assembly and disassembly, enabling efficient adjustments to the pipe diameter or size as required. In conclusion, ductile iron pipe is well-equipped to handle changes in pipe diameter or size due to its inherent flexibility, adaptability, and robustness. Its composition, manufacturing capabilities, and jointing systems all contribute to its capacity to accommodate variations in pipe dimensions without compromising its performance.
- Q: How much is the working pressure of ductile iron pipe used in water supply pipe and how is MPa determined?
- No, the work pressure is generally 0.4~1.6MPa, but the ultimate test pressure of ductile iron pipes is about 4.0MPa.
- Q: What is the expected deflection capability of ductile iron pipes?
- Compared to other pipe materials, ductile iron pipes typically have a high expected deflection capability. These pipes possess a flexible nature that enables them to withstand external loads and stresses without breaking or cracking. This flexibility allows the pipes to deflect under pressure, absorbing and evenly distributing the force along their length. Factors such as pipe diameter, wall thickness, and soil conditions can influence the specific deflection capability of ductile iron pipes. However, in general, these pipes can typically deflect up to 2% to 5% of their diameter without causing significant damage or compromising structural integrity. This deflection capability allows the pipes to adapt to ground movement, thermal expansion, and other external forces, making them highly resilient and reliable for various applications. It is important to consider the deflection capability of ductile iron pipes in conjunction with other design criteria, such as pipe burial depth, trench width, and backfill material. By following proper installation practices and adhering to industry standards and specifications, the expected deflection capability of ductile iron pipes can be optimized and maintained throughout their service life.
- Q: How are ductile iron pipes inspected for quality control?
- To guarantee compliance with industry standards, ductile iron pipes undergo a series of rigorous tests and inspections for quality control. Trained inspectors conduct visual inspections, carefully examining the pipes for visible defects like cracks, pits, or surface irregularities. This process aims to identify any visual flaws that could compromise the overall quality of the pipes. Dimensional inspection is another crucial quality control measure. Specialized tools and equipment are used to measure the pipes' dimensions, including diameter, wall thickness, and length. By comparing these measurements to specified tolerances, any deviations can be detected, and necessary corrective actions can be taken. Hydrostatic pressure testing is an important step in quality control. The pipes are subjected to internal pressure higher than their intended operating pressure to ensure they can withstand the required pressure without any leakage or failure. This test involves filling the pipes with water and gradually increasing the pressure while closely monitoring for any signs of leakage or deformation. Furthermore, mechanical tests such as tensile strength testing and impact testing are conducted to evaluate the pipes' mechanical properties. Controlled forces or impacts are applied to the pipes, and their response is measured. This allows for the assessment of the pipes' strength, toughness, and durability, ensuring they meet the necessary requirements. Metallurgical examinations are also carried out to analyze the microstructure of the ductile iron pipes. Samples are taken from the pipes, and microscopy techniques are used to examine the grain structure, phase distribution, and any potential defects at a microscopic level. This process helps identify any issues that may not be visible to the naked eye but could affect the overall quality of the pipes. Overall, the inspection process for ductile iron pipes encompasses a combination of visual, dimensional, hydrostatic, mechanical, and metallurgical tests. These quality control measures ensure that the pipes meet the required standards, providing reliable and durable infrastructure for various applications.
- Q: Can ductile iron pipes be used for marine applications?
- Yes, ductile iron pipes can be used for marine applications. Ductile iron is known for its high strength and durability, making it suitable for various environments, including marine environments. It has excellent corrosion resistance properties, which enable it to withstand the harsh conditions of saltwater exposure. Additionally, ductile iron pipes have been used in marine applications such as wastewater treatment plants, desalination plants, and offshore platforms. However, it is important to consider proper coating and maintenance to enhance the longevity of ductile iron pipes in marine applications.
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Ductile Iron Pipe of China On Sale DN100-DN500 EN545
- Ref Price:
-
$515.00 - 635.00
/ m.t.
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 50000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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