Ductile Iron Pipe ISO 2531 / EN 545 K9,
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 200
- Supply Capability:
- 9999 /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
3,Ductile Iron Pipe Images:
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: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 are ductile iron pipes made?
- Ductile iron pipes are made using a specific manufacturing process known as centrifugal casting. This process involves pouring molten iron into a rotating mold, which is usually made of steel. The centrifugal force created by the rotation of the mold helps in distributing the molten iron evenly, ensuring the final product is of high quality. To begin the manufacturing process, a mixture of scrap iron, steel, and recycled material is melted in a furnace at extremely high temperatures. Once the molten iron reaches the desired temperature and consistency, it is ready to be cast into pipes. The rotating mold is first preheated to prevent the molten iron from cooling too quickly. The preheating process also helps in ensuring a smooth surface finish of the pipes. Next, the molten iron is poured into the rotating mold through a central sprue. As the mold spins, the molten iron is forced against the inner walls of the mold due to centrifugal force. This causes the iron to solidify rapidly, resulting in a dense, strong, and corrosion-resistant pipe. The centrifugal force also helps to remove any impurities or slag from the inner surface of the pipe, further enhancing its quality. Once the casting process is complete, the mold is allowed to cool, and the pipe is removed. The pipes are then subjected to various tests to ensure they meet the required quality standards. These tests may include checking the dimensions, mechanical properties, and surface finish of the pipes. After passing the quality tests, the ductile iron pipes are typically coated with a protective lining to prevent corrosion and extend their lifespan. This lining can be made of cement mortar, epoxy, or polyethylene, depending on the intended application of the pipes. In summary, ductile iron pipes are made through the centrifugal casting process, which involves pouring molten iron into a rotating mold. This process ensures the production of strong, corrosion-resistant pipes with a smooth surface finish.
- Q:Are ductile iron pipes suitable for use in cooling water systems?
- Ductile iron pipes are indeed appropriate for utilization in cooling water systems. They exhibit remarkable strength and durability, rendering them impervious to the intense pressure and corrosive properties inherent in such systems. Furthermore, they possess the ability to withstand extreme fluctuations in temperature while delivering enduring performance. Additionally, ductile iron pipes exhibit commendable resistance to the proliferation of microorganisms, a crucial aspect in preserving the quality of the cooling water. Moreover, these pipes facilitate effortless installation and necessitate minimal maintenance, thereby constituting a cost-effective alternative for cooling water systems. In summary, ductile iron pipes represent a dependable and suitable choice for employment in cooling water systems.
- Q:How long do ductile iron pipes last?
- Ductile iron pipes possess an impressive durability and extended lifespan. Typically, these pipes can endure from 80 to 100 years, with certain instances even reaching an impressive 150 years. The exceptional longevity of ductile iron pipes can be attributed to their sturdy construction, enabling them to withstand high-pressure surroundings, combat corrosion, and endure severe weather conditions. Furthermore, ductile iron pipes have established a commendable reputation for their reliability and performance, rendering them a favored option for water and wastewater infrastructure projects worldwide. By conducting regular inspections and implementing maintenance measures, the lifespan of ductile iron pipes can be further prolonged, assuring their continued service for numerous decades to come.
- Q:Are there any limitations to the length of ductile iron pipe sections?
- Yes, there are limitations to the length of ductile iron pipe sections. The length of ductile iron pipe sections is typically limited due to practical considerations such as transportation, installation, and handling. Longer pipe sections can be more difficult to transport and maneuver, especially in areas with limited access or challenging terrain. Additionally, longer pipe sections may be more prone to damage during installation, as they can be more difficult to align and join properly. There are also limitations in terms of manufacturing capabilities. Ductile iron pipes are typically manufactured in standard lengths, which can vary depending on the manufacturer and the specific application. These standard lengths are typically designed to balance the needs of transportation, installation, and the overall performance of the pipe. Furthermore, longer pipe sections may pose challenges in terms of expansion and contraction due to temperature variations. Ductile iron pipes are susceptible to thermal expansion and contraction, and longer sections may experience greater stress and strain as a result. Therefore, while there is no absolute limit to the length of ductile iron pipe sections, practical considerations and manufacturing capabilities often result in the use of standard lengths that balance various factors such as transportation, installation, and performance.
- Q:Are ductile iron pipes resistant to chemicals or solvents?
- Ductile iron pipes possess a general resistance to a wide variety of chemicals and solvents. This resistance can be attributed to their composition, which consists of a high percentage of iron and carbon, as well as small amounts of other alloying elements like silicon, manganese, and magnesium. These alloying elements contribute to the overall strength and durability of the pipes, thereby making them highly resistant to corrosion and chemical attacks. However, it is important to acknowledge that the resistance of ductile iron pipes to chemicals and solvents may vary depending on the specific substance and its concentration. Certain aggressive chemicals or solvents, especially those with high levels of acidity or alkalinity, may gradually corrode or degrade the material of the pipes over time. In such instances, it is advisable to consult the pipe manufacturer or a professional engineer to ensure the compatibility of the pipes with the specific chemicals or solvents being used. Furthermore, the proper installation and maintenance practices are critical factors in preserving the chemical resistance of ductile iron pipes. Regular inspections, cleanings, and the application of protective coatings can assist in extending the lifespan and performance of the pipes when exposed to various chemicals or solvents.
- Q:Can ductile iron pipe be used for oil and gas transmission pipelines?
- Ductile iron pipe is a suitable choice for oil and gas transmission pipelines due to its many advantageous properties. With its high tensile strength, it can withstand the pressures and stresses involved in this application. Moreover, ductile iron pipe exhibits excellent corrosion resistance, which is further improved by protective coatings on its exterior. In addition, its durability and longevity ensure the reliability of oil and gas transmission pipelines. Overall, ductile iron pipe offers a reliable and cost-effective solution for oil and gas transmission pipelines.
- Q:Can ductile iron pipe be used for stormwater systems?
- Yes, ductile iron pipe can be used for stormwater systems. Ductile iron pipe is a strong and durable material that is commonly used for various applications, including stormwater systems. It has excellent corrosion resistance, making it suitable for handling stormwater, which often contains debris and chemicals. Ductile iron pipe also has high tensile strength and can withstand heavy loads and pressures, making it a reliable choice for stormwater systems that may experience significant flow rates and occasional surges. Additionally, ductile iron pipe is available in various sizes and configurations, allowing for flexibility and adaptability in designing stormwater systems.
- Q:Are ductile iron pipes prone to external corrosion?
- Yes, ductile iron pipes are prone to external corrosion.
- Q:How does ductile iron pipe perform in extreme weather conditions?
- Ductile iron pipe performs exceptionally well in extreme weather conditions. Its superior strength and durability make it resistant to cracking, breaking, or corroding, even in harsh environments. This stability allows it to withstand extreme temperatures, high winds, heavy rain, and even seismic activities, ensuring reliable performance and longevity.
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Ductile Iron Pipe ISO 2531 / EN 545 K9,
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 200
- Supply Capability:
- 9999 /month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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