DUCTILE IRON PIPES AND PIPE FITTINGS K9 CLASS DN1700

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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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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: Can ductile iron pipe be used for industrial wastewater applications?: Yes, ductile iron pipe can be used for industrial wastewater applications. It has excellent strength, durability, and corrosion resistance, making it suitable for handling various types of wastewater in industrial settings. Additionally, ductile iron pipe is known for its ability to withstand high-pressure and high-temperature conditions, making it a reliable choice for industrial wastewater applications.

Q: How are ductile iron pipes tested for quality?: Various methods are employed to test the quality of ductile iron pipes, ensuring they meet required standards and specifications. One commonly used test is the hydrostatic pressure test, wherein the pipes are subjected to high-pressure water or other liquids to detect leaks or weaknesses. Water is typically used to fill the pipes, with the pressure gradually increased to a predetermined level. This test effectively identifies potential defects that could compromise the pipes' integrity. Another important quality test for ductile iron pipes is the tensile test. This involves pulling a sample of the pipe until it breaks, measuring the applied force and elongation. By doing so, the pipe's tensile strength and ductility can be determined, ensuring it can withstand 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 visible defects like cracks, voids, or surface irregularities. Dimensional checks ensure the pipes meet specified dimensions and tolerances. Furthermore, ductile iron pipes often undergo corrosion resistance tests. This entails exposing the pipes to corrosive environments such as saltwater or acidic solutions to evaluate their resistance to corrosion. This is vital in determining the pipes' durability and longevity, particularly in harsh conditions. Overall, ductile iron pipes undergo rigorous testing to ensure their quality and performance. These tests guarantee that the pipes meet required standards, are safe for use, and can withstand anticipated loads and environmental conditions in their intended applications.

Q: Can ductile iron pipes be installed outdoors?: Ductile iron pipes can be installed outdoors.

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: What are the common causes of failure in ductile iron pipes?: There are several common causes of failure in ductile iron pipes. One major cause is corrosion. Over time, the exposure to water, soil, and other environmental factors can lead to the formation of rust and corrosion on the pipe's surface. This can weaken the structural integrity of the pipe and eventually lead to failure. Another common cause is improper installation or handling. If the pipes are not installed correctly or if they are mishandled during transportation or installation, it can result in cracks, fractures, or other physical damage. These defects can compromise the functionality of the pipe and contribute to its failure. Inadequate design is another factor that can lead to failure. If the pipe is not designed to withstand the anticipated loads, pressures, or environmental conditions, it can become susceptible to premature failure. The pipe's material properties, wall thickness, and diameter must be carefully considered during the design process to ensure it can handle the expected demands. Poor maintenance and lack of timely repairs can also contribute to failure. Regular inspections, maintenance, and prompt repairs are necessary to identify and address any issues before they escalate. Failure to do so can result in the gradual deterioration of the pipe, making it more prone to failure. Lastly, external factors such as soil movement, seismic activity, or excessive traffic loads can also cause failure in ductile iron pipes. These external forces can exert stress on the pipe, leading to cracks, fractures, or even complete failure. To prevent failure in ductile iron pipes, it is essential to employ proper corrosion protection techniques, follow correct installation procedures, ensure adequate design considerations, implement regular maintenance and repair programs, and account for external factors during the planning and installation process.

Q: Are there any special considerations for installing ductile iron pipe in rocky soils?: Yes, there are special considerations for installing ductile iron pipe in rocky soils. The presence of rocks can pose challenges during the installation process as they can cause damage to the pipe or impede its proper alignment. Therefore, it is important to carefully assess the soil conditions and rock content at the installation site. Additional measures such as proper bedding and backfilling techniques, using protective coatings or linings, and employing specialized equipment may be necessary to ensure the durability and longevity of the ductile iron pipe in rocky soils.

Q: Can ductile iron pipes be used for high-pressure applications?: Yes, ductile iron pipes can be used for high-pressure applications. Ductile iron is a strong and durable material that can withstand high pressure and loads. It has excellent mechanical properties, including high tensile strength and impact resistance, making it suitable for various applications, including water and wastewater systems, oil and gas pipelines, and industrial processes. Additionally, ductile iron pipes have a high resistance to corrosion and abrasion, further enhancing their suitability for high-pressure environments. However, it is essential to consider the specific requirements and design factors of the application to ensure that the ductile iron pipes meet the necessary standards and specifications for the desired pressure range.

Q: Can ductile iron pipes be used in earthquake-prone areas?: Yes, ductile iron pipes can be used in earthquake-prone areas. Ductile iron is a flexible and durable material that can withstand seismic activity and ground movements. It has been tested and proven to have high resistance against earthquakes, making it a suitable choice for infrastructure in earthquake-prone regions.

Q: Can ductile iron pipe be used for agricultural irrigation systems?: Yes, ductile iron pipe can be used for agricultural irrigation systems. Ductile iron pipe is known for its strength, durability, and corrosion resistance, making it suitable for various applications including agricultural irrigation. It can withstand high pressure and provide a reliable and long-lasting solution for transporting water in irrigation systems. Additionally, ductile iron pipe is resistant to chemicals commonly found in water sources used for irrigation, ensuring the pipe's integrity and preventing degradation over time. Its flexibility allows for easy installation and maintenance, making it a practical choice for agricultural irrigation systems.

Q: Can ductile iron pipes be used for water treatment facilities?: Yes, ductile iron pipes can be used for water treatment facilities. Ductile iron is a type of cast iron that has enhanced strength, flexibility, and durability. These properties make it suitable for use in various applications, including water treatment facilities. Ductile iron pipes have excellent corrosion resistance, which is crucial in water treatment facilities where the pipes come in contact with different chemicals and water contaminants. They can withstand the harsh conditions and chemicals found in water treatment processes, ensuring a long service life. Moreover, ductile iron pipes have high tensile strength and are capable of withstanding high pressure. This makes them suitable for carrying the water throughout the facility, including the distribution system, pumping stations, and treatment units. They can handle the required flow rates and pressures without compromising the integrity of the pipes. In addition, ductile iron pipes are known for their flexibility and resilience. They can withstand ground movement and other external stresses, minimizing the risk of pipe failures and leaks. This is important in water treatment facilities where pipes often pass through different terrains and undergo frequent maintenance activities. Furthermore, ductile iron pipes are cost-effective compared to other alternative pipe materials like steel or PVC. They have a long life span, require minimal maintenance, and have low failure rates, reducing the overall operational and maintenance costs for water treatment facilities. Overall, ductile iron pipes offer a reliable and durable solution for water treatment facilities. Their corrosion resistance, high tensile strength, flexibility, and cost-effectiveness make them a suitable choice for transporting water and chemicals within the facility, ensuring efficient and effective water treatment processes.

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