DUCTILE IRON PIPE AND PIPE FITTINGS K9 CLASS DN250
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 pc
- Supply Capability:
- 3000 pc/month
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Material : Ductile Cast Iron
Size Range : DN 80mm to DN 2000mm
Unit Effective Length : 6m or 5.7m
Manufacture Standard: ISO 2531:1998/ EN 545:2006/EN 598:2007
Annual capacity : 200,000 tons
Coating Exterior: Zinc 130g/m2 according to ISO 8179-1 and bitumen coating 70 microns.
Cement Interior: Portland Cement/ High Alumina Cement/ Sulphate Resisting Cement Lining according to ISO 4179
Special requirements on external coating and internal lining can be applied
We also provide accessories such as SBR/EPDM rubber gaskets, lubricant paste, pipe caps, PE sleeves, etc.
Additional Parts:
Each pipe is strictly inspected according to related standard to ensure permanently high performance.
Easy Installation at site and service free for life
Long Service Lifespan
Quotation will arrive you within 24hours once we get your inquiry.
We guarantee offering you a competitive price.
A copy of original inspection reports of pipes will be offered after shipment.
Photos of loading process will be sent to the customer after shipment effect.
We will follow-up the delivery progress after shipment effect and update to the customer on weekly basis.
- Q: How do ductile iron pipes perform in high-temperature water applications?
- Ductile iron pipes are known for their strength, durability, and excellent mechanical properties, which make them suitable for a wide range of applications. However, when it comes to high-temperature water applications, certain considerations need to be taken into account. Ductile iron pipes generally perform well in high-temperature water applications up to a certain threshold. The exact temperature limit depends on the specific grade of ductile iron used and the duration of exposure to high temperatures. In general, ductile iron pipes can withstand temperatures up to 350-400 degrees Fahrenheit for short periods without significant degradation or loss of strength. However, it is important to note that prolonged exposure to high temperatures can have detrimental effects on ductile iron pipes. At elevated temperatures, ductile iron pipes may experience a phenomenon called thermal degradation, which can lead to reduced mechanical properties, increased brittleness, and even cracking or failure over time. To mitigate the risks associated with high-temperature water applications, several measures can be taken. Firstly, selecting the appropriate grade of ductile iron with a higher temperature tolerance can enhance the pipe's performance. Secondly, implementing proper insulation or heat shielding measures can help minimize the direct heat transfer to the pipes, thereby reducing the potential for thermal degradation. Additionally, regular monitoring and maintenance of ductile iron pipes in high-temperature water applications are crucial to identify any signs of degradation or damage early on and take appropriate remedial actions to prevent failure. In summary, while ductile iron pipes can generally perform well in high-temperature water applications, it is important to carefully consider the specific conditions and requirements of the application to ensure their long-term performance and integrity.
- Q: What are the different methods for joining ductile iron pipe?
- There exists a variety of methods to join ductile iron pipe, each possessing its own advantages and limitations. One commonly utilized technique is the mechanical joint (MJ) coupling, where a rubber gasket, bolts, and nuts are employed to establish a watertight seal between pipe sections. This method is comparatively swift and straightforward to install, although it necessitates the expertise of a skilled technician to ensure proper alignment and bolt tightening to prevent leakage. Another approach is the flanged joint, which involves equipping the pipe ends with flanges that are fastened together using gaskets to form a secure seal. This method permits easy disassembly and reassembly of pipe sections, making it suitable for applications requiring frequent maintenance or alterations. However, it is more costly and time-consuming when compared to other methods. A widely employed method is the push-on joint (POJ), wherein a rubber gasket and a special lubricant are utilized to slide the pipe ends together. This technique yields a reliable and watertight seal, and installation is relatively rapid and simple. However, it necessitates proper alignment and cautiousness to prevent damage to the gasket during assembly. An alternative option is the restrained joint (RJ), which utilizes a mechanical joint coupling with additional features to resist axial forces or thrusts. This method is commonly employed in applications where the pipe is subjected to internal pressure, external loads, or seismic activity. It offers a secure and rigid connection but may require specialized tools and training for installation. Lastly, welding is another method for joining ductile iron pipe. This involves heating the pipe ends and melting a filler metal to create a permanent bond. Welding provides a strong and durable connection, but it demands skilled welders and additional time for preparation, welding, and cooling. It is often employed for specific applications, such as joining sections of pipe with different diameters or connecting to other materials. In conclusion, the various methods for joining ductile iron pipe encompass mechanical joint coupling, flanged joint, push-on joint, restrained joint, and welding. The selection of the method relies on factors such as application requirements, installation time, maintenance needs, and budget.
- Q: Are ductile iron pipes suitable for potable water distribution systems?
- Ductile iron pipes are well-suited for the distribution of drinking water in potable water systems. Ductile iron, a form of cast iron, is renowned for its strength and durability, making it an ideal choice for transporting drinking water. These pipes possess corrosion resistance, a crucial factor in preserving the safety and quality of potable water. Moreover, their smooth inner surface helps prevent the accumulation of sediments and biofilms that can negatively impact water quality. Furthermore, they can withstand high pressure and temperature fluctuations, rendering them suitable for diverse potable water distribution systems. In summary, ductile iron pipes are a dependable and widely employed solution for ensuring the provision of safe and uncontaminated drinking water to communities.
- Q: How does ductile iron pipe perform in areas with high traffic loads?
- Ductile iron pipe performs exceptionally well in areas with high traffic loads. Its high strength and durability make it capable of withstanding heavy loads and traffic without any significant deformation or damage.
- Q: How do ductile iron pipes compare to PVC pipes in terms of strength?
- Ductile iron pipes are generally considered to be stronger than PVC pipes. Ductile iron is a type of cast iron that has been treated with trace amounts of magnesium to give it enhanced strength, flexibility, and ductility. This makes ductile iron pipes highly resistant to cracking and breaking under pressure, making them suitable for a wide range of applications including water and wastewater transportation. On the other hand, PVC pipes are made from a type of plastic called polyvinyl chloride. While PVC pipes are relatively strong and durable, they are not as strong as ductile iron pipes. PVC pipes are more prone to cracking and breaking under high pressure or when exposed to extreme temperature fluctuations. They are often used for low-pressure applications such as irrigation and drainage systems. In terms of strength, ductile iron pipes have a higher tensile strength and can withstand higher internal and external pressures compared to PVC pipes. Ductile iron pipes also have a higher impact resistance, making them less susceptible to damage from external forces such as heavy machinery or accidental impacts. However, it is important to note that the choice between ductile iron and PVC pipes ultimately depends on the specific requirements of the project. Factors such as cost, installation ease, corrosion resistance, and the nature of the fluid being transported should all be considered when deciding between these two materials.
- Q: How much water seepage is allowed in the water pressure test for water hose DN300?
- The main control parameters of ductile iron pipes are nominal diameter, working pressure, connection mode, etc.. Light, high, thin wall, pressure resistance, shock resistance, corrosion resistance, earthquake resistance and other properties. The flexible interface is used for the pipeline interface, and there is a certain elongation and deflection angle. He has the advantages of raw iron pipes and steel pipes, avoiding the defects of iron and steel.
- Q: Do ductile iron pipes require internal linings or coatings?
- Yes, ductile iron pipes typically require internal linings or coatings in order to prevent corrosion and extend their lifespan.
- Q: Are ductile iron pipes suitable for acidic or alkaline environments?
- Ductile iron pipes are generally suitable for both acidic and alkaline environments, although their performance may vary depending on the specific conditions. Ductile iron is a type of cast iron that has been treated with a small amount of magnesium to enhance its strength and flexibility. This treatment allows ductile iron pipes to withstand a wide range of conditions, including those found in acidic or alkaline environments. In acidic environments, ductile iron pipes provide good resistance to corrosion. The iron in the pipes reacts with the acid to form a protective layer of iron oxide, which helps prevent further corrosion. However, it is important to note that the performance of ductile iron pipes in acidic environments can be influenced by factors such as the concentration of the acid and the temperature. In highly concentrated or extremely acidic conditions, alternative materials like stainless steel or corrosion-resistant alloys may be more suitable. Similarly, in alkaline environments, ductile iron pipes exhibit good resistance to corrosion. The alkaline conditions in these environments typically help to passivate the surface of the iron, forming a protective layer that prevents further corrosion. However, as in acidic environments, the specific conditions and concentrations of alkalis may impact the performance of ductile iron pipes. In cases of very high alkalinity or extreme temperatures, other materials like plastic or concrete pipes may be more appropriate. It is worth noting that although ductile iron pipes are generally suitable for both acidic and alkaline environments, regular maintenance and monitoring are crucial to ensure their long-term performance. Proper attention should be given to monitoring the pH levels and other chemical characteristics of the environment to identify any potential issues or required maintenance. Consulting with experts or engineers in the field can provide valuable insights and guidance in selecting the most appropriate materials for specific acidic or alkaline environments.
- Q: Can ductile iron pipes be used for road and highway drainage?
- Yes, ductile iron pipes can be used for road and highway drainage. Ductile iron pipes have excellent strength and durability, making them suitable for use in various applications, including drainage systems. They have high tensile strength and can withstand heavy loads and traffic, making them ideal for road and highway drainage where constant vehicle movement is expected. Ductile iron pipes are also resistant to corrosion and offer a long service life, reducing maintenance and replacement costs. Additionally, their smooth inner surface allows for efficient water flow, preventing waterlogging and ensuring proper drainage. Therefore, ductile iron pipes are a reliable and effective choice for road and highway drainage systems.
- Q: Can ductile iron pipes be used for both water and sewer applications?
- Yes, ductile iron pipes can be used for both water and sewer applications. Ductile iron pipes are highly durable and have excellent resistance to corrosion, making them suitable for carrying both potable water and wastewater. They can withstand high pressure and are resistant to external loads, making them ideal for underground installations. Additionally, ductile iron pipes have a long service life and require minimal maintenance, making them a cost-effective choice for both water and sewer systems.
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DUCTILE IRON PIPE AND PIPE FITTINGS K9 CLASS DN250
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 20 pc
- Supply Capability:
- 3000 pc/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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