DUCTILE IRON PIPES AND PIPE FITTINGS K8 CLASS DN1500

DUCTILE IRON PIPES AND PIPE FITTINGS K8 CLASS DN1500

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 22 pc

Supply Capability:: 3000 pc/month

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Duct Iron Pipe DI Pipe ISO 2531 DN 80-2000mm PN 16

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: What quota can be used for the installation of DN300 ductile iron pipes?: Ductile iron quota, to see what works, such as the use of ductile cast iron bridge, to see the river length, through traffic, perennial water level to determine the ductile iron pipe length, diameter and number;

Q: What are the typical installation methods for ductile iron pipe?: The typical installation methods for ductile iron pipe include trenching, horizontal directional drilling, and jacking. In trenching, a trench is excavated and the pipe is laid and supported on a bed of aggregate. Horizontal directional drilling involves drilling a pilot hole underground and then pulling the pipe through the hole. Jacking is a method where the pipe is pushed into the ground using hydraulic jacks.

Q: Are ductile iron pipes suitable for use in acidic environments?: Yes, ductile iron pipes are suitable for use in acidic environments. Ductile iron has excellent corrosion resistance properties, making it a reliable choice for transporting wastewater or other fluids with acidic content. It can withstand the corrosive effects of acids, providing durability and longevity to the piping system.

Q: Can ductile iron pipes be used for hydropower projects?: Certainly, ductile iron pipes are applicable for hydropower projects. Renowned for their robustness, resilience, and ability to withstand corrosion, these pipes are well-suited for numerous purposes, including hydropower projects. They possess the capability to handle substantial water pressure, rendering them perfect for transporting water to turbines or other power-generating machinery. Moreover, their extended lifespan minimizes the need for maintenance and replacements, resulting in reduced costs in the long run. Consequently, incorporating ductile iron pipes into hydropower projects enhances the overall efficiency and dependability of the system.

Q: Can ductile iron pipe be used for irrigation pumping stations?: Yes, ductile iron pipe can be used for irrigation pumping stations. Ductile iron pipe is known for its durability, corrosion resistance, and ability to withstand high pressure and flow rates. It is a commonly used material for water supply systems, including irrigation pumping stations, due to its reliability and long service life.

Q: Is nodular cast iron pipe filled with Yau Ma Tei?: In many areas of our country, ductile iron pipe in the middle and small diameter to tube connected with the tube, the bearing type or flange interface method; ductile iron, angle limit must be allowed better seismic performance and sealing performance.

Q: What is the expected roughness coefficient of ductile iron pipes?: The roughness coefficient of ductile iron pipes can differ based on different factors like pipe diameter, age, and condition, resulting in variations. However, typically, the roughness coefficient for ductile iron pipes falls within the range of 0.01-0.015 mm. This value signifies the average roughness of the pipe's internal surface and plays a crucial role in hydraulic calculations for establishing the flow characteristics and pressure losses within the pipe network. It is worth mentioning that these values are approximate and subject to change depending on specific pipe conditions and applications.

Q: What are some common applications for ductile iron pipe?: Ductile iron pipe, known as DI pipe, is extensively utilized in a variety of applications because of its durability, strength, and ability to resist corrosion. The following are some common uses of ductile iron pipe: 1. Water Distribution: DI pipe is widely employed in the distribution of clean water. Its high tensile strength enables it to withstand high water pressure, making it perfect for water mains, water transmission lines, and water distribution networks. 2. Sewer Systems: DI pipe is commonly utilized in sewer systems because of its corrosion resistance and ability to handle heavy loads. It is often used for gravity sewer lines, force mains, and stormwater systems. 3. Industrial Applications: DI pipe is used in various industrial settings, such as power plants, chemical plants, and refineries. It is utilized for the transportation of water, wastewater, and other fluids in these industries. 4. Irrigation Systems: Due to its strength and long lifespan, DI pipe is suitable for irrigation systems, particularly in agricultural areas. It is used to transport water for irrigation purposes, ensuring efficient water distribution in fields and farms. 5. Fire Protection Systems: DI pipe is commonly employed in fire protection systems, including fire hydrants, fire sprinkler systems, and fire suppression systems. Its robustness and ability to withstand high pressure make it an excellent choice for reliable and effective fire protection. 6. Pumping Stations: DI pipe is frequently utilized in pumping stations, which are crucial for various water-related applications. It is used in water intake systems, wastewater pumping stations, and water treatment plants to efficiently transport water and wastewater. 7. Municipal Infrastructure: DI pipe is widely used in municipal infrastructure projects, such as road drainage systems, culverts, and bridge crossings. Its strength, durability, and ability to withstand external loads make it suitable for these applications. 8. Gas Distribution: Although primarily used for water-related applications, DI pipe is also utilized for the distribution of natural gas and other gases. It is preferred for gas distribution due to its resistance to corrosion and ability to withstand high-pressure environments. In conclusion, ductile iron pipe has a wide range of applications and is preferred in situations that require strength, durability, and resistance to corrosion. Its versatility and reliability make it a popular choice for various infrastructure projects and industrial applications.

Q: How are ductile iron pipes protected against stray electrical currents?: To safeguard water and sewer systems, ductile iron pipes are shielded from stray electrical currents through a technique called cathodic protection. This process entails the application of a low-voltage direct current (DC) to the pipes, generating a defensive electrical field around them. To achieve cathodic protection, sacrificial anodes or impressed current systems are installed near the ductile iron pipes. Sacrificial anodes, composed of a more electrically active metal like zinc or magnesium, are connected to the pipes and act as the electrical current source. Over time, these anodes corrode, sacrificing themselves to shield the pipes from corrosion caused by stray electrical currents. However, impressed current systems utilize an external power source to supply the protective electrical current. Rectifiers are employed to convert alternating current (AC) to direct current (DC), which is then administered to the pipes through anodes. This approach provides greater control over the amount of current applied, ensuring optimal protection. In both scenarios, the electrical current flowing through the sacrificial anodes or impressed current systems establishes a protective barrier around the ductile iron pipes. This barrier impedes the flow of stray electrical currents through the pipes, thus diminishing the risk of corrosion and prolonging the infrastructure's lifespan. Regular monitoring and maintenance of the cathodic protection system are crucial to uphold its efficacy. This involves inspecting the anodes, assessing the levels of electrical current, and making any necessary adjustments or replacements to maintain the desired level of protection. To summarize, cathodic protection is a dependable and widely utilized method for safeguarding ductile iron pipes against stray electrical currents. By preserving the integrity and longevity of water and sewer systems, it plays a vital role in ensuring their functionality.

Q: Do ductile iron pipes require external protection against stray electrical currents?: Ductile iron pipes indeed necessitate external safeguarding against stray electrical currents. The presence of such currents can induce corrosion in the pipes, resulting in premature failure and probable leakage. To counteract this, protective coatings or wraps are employed on the ductile iron pipes, creating a shield between the pipes and the electrical currents. This safeguarding measure guarantees the durability and dependability of the pipes, warding off expensive repairs and potential safety risks.

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