DUCTILE IRON PIPES AND PIPE FITTINGS K9 CLASS DN1100

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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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Ductile Iron Pipe On Sale Made In China DN100

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 are ductile iron pipes protected against internal corrosion caused by chemicals?: To safeguard against internal corrosion caused by chemicals, ductile iron pipes implement various protective measures. Primarily, these pipes are equipped with either a cement mortar lining or an epoxy coating, creating a barrier between the water or sewage's chemical substances and the iron material. This barrier effectively prevents direct contact, thereby averting corrosion. Additionally, a corrosion-resistant polymer or bituminous coating is frequently applied to the pipes' exterior. This supplementary layer of protection shields the pipes from potential chemical exposure originating externally. Moreover, cathodic protection is a commonly employed technique to counter internal corrosion. Sacrificial anodes, typically composed of zinc or magnesium, are affixed to the pipes. Over time, these anodes undergo corrosion instead of the iron, sacrificing themselves to safeguard the pipes against chemical-induced corrosion. Furthermore, regular maintenance and monitoring play a crucial role in the prevention and rectification of corrosion issues. This entails routine inspections, cleaning, and prompt repair of any corroded or damaged areas. Overall, the integration of lining, external coating, cathodic protection, and maintenance practices ensures the comprehensive protection of ductile iron pipes against internal corrosion caused by chemicals. This prolongs their lifespan and guarantees the integrity of the pipeline system.

Q:Can ductile iron pipe be used for hydroelectric power generation?: Yes, ductile iron pipe can be used for hydroelectric power generation. Ductile iron pipes are known for their strength, durability, and resistance to corrosion, making them suitable for various applications including the transportation of water in hydroelectric power plants.

Q:How does ductile iron pipe perform in areas with high seismic activity?: Ductile iron pipe performs well in areas with high seismic activity due to its inherent flexibility and strength. Its ability to withstand ground movement and absorb seismic forces makes it a reliable choice for underground piping systems in earthquake-prone regions. Additionally, the material's high tensile strength and resilience help it resist fractures and maintain its structural integrity during seismic events, ensuring the continuous flow of water or other fluids.

Q:Can ductile iron pipes be used in contaminated soil conditions?: Yes, ductile iron pipes can be used in contaminated soil conditions. Ductile iron is known for its strength, durability, and corrosion resistance, making it suitable for various soil conditions, including those contaminated with chemicals or other pollutants. The material's resistance to corrosion ensures that the pipes can withstand the harsh conditions and maintain their structural integrity over time. However, it is important to consider the type and level of contamination in the soil and consult with experts to determine if any additional protective measures or coatings are required to ensure the long-term performance of the pipes.

Q:Can ductile iron pipes be used for underground hydropower systems?: Indeed, underground hydropower systems can utilize ductile iron pipes. Renowned for their robustness and endurance, ductile iron pipes are apt for a wide range of purposes, including subterranean installations. With remarkable resistance against corrosion and the ability to withstand intense pressure, they are exceptionally suited for transporting water in hydropower systems. Furthermore, ductile iron pipes boast a lengthy lifespan, diminishing the necessity for frequent replacements and reducing maintenance expenses. Moreover, they exhibit excellent joint integrity, guaranteeing leak-free connections beneath the surface. Thus, ductile iron pipes emerge as a dependable option for underground hydropower systems.

Q:Can ductile iron pipes be used for pressure surge applications?: Ductile iron pipes are suitable for pressure surge applications. Their excellent strength and durability enable them to handle surge pressures caused by sudden flow rate changes or water hammer events. These pipes can withstand high internal pressures and are highly resistant to impact and fatigue. Moreover, their smooth interior surface facilitates efficient fluid flow, minimizing the risk of pressure surges. However, it is essential to consider factors such as pipe size, wall thickness, and proper installation techniques to ensure safe handling of specific pressure surge conditions. Consulting a professional engineer or pipe manufacturer is advised to assess the suitability of ductile iron pipes for pressure surge applications.

Q:What are the typical maintenance requirements for ductile iron pipe?: To maintain ductile iron pipe, it is necessary to conduct regular inspections, clean the pipe, and repair any damage. Inspections play a crucial role in identifying signs of damage, corrosion, or leaks. This can be done visually or using non-destructive testing techniques such as ultrasonic or magnetic particle testing. Regular inspections are important for detecting and addressing issues before they worsen and cause significant damage. Cleaning is another essential maintenance requirement for ductile iron pipe. Over time, sediment, scale, and debris can accumulate inside the pipe, reducing its flow capacity and potentially causing blockages. Regular cleaning methods like high-pressure water jetting or mechanical cleaning can remove these deposits, ensuring optimal flow and preventing problems related to reduced flow or pressure. Repairing any damage or corrosion is crucial for maintaining ductile iron pipe. If cracks, leaks, or other forms of damage are detected during inspections, prompt repairs are necessary to prevent further deterioration and potential failure. Depending on the extent of the damage, repairs may include welding, epoxy lining, or replacement of the affected section of the pipe. In addition to these specific maintenance requirements, implementing a comprehensive maintenance program is important. This may involve preventative measures such as cathodic protection to prevent corrosion or the application of protective coatings to extend the pipe's lifespan. Overall, regular inspections, cleaning, and repairs are necessary for maintaining ductile iron pipe. Following these maintenance practices ensures the pipe's longevity, reliability, and optimal performance, reducing the risk of failures and disruptions.

Q:How does ductile iron pipe perform in high-velocity flow conditions?: Ductile iron pipe performs exceptionally well in high-velocity flow conditions. Due to its unique properties, including high tensile strength and impact resistance, ductile iron pipe can withstand the forces exerted by high-velocity flows without experiencing significant damage or failure. One of the key advantages of ductile iron pipe is its ability to resist the effects of water hammer, which is a sudden increase in pressure caused by the rapid deceleration or change in direction of water flow. This is particularly important in high-velocity flow conditions where the velocity of water is significantly higher than normal. Ductile iron pipes are designed to absorb and dissipate the energy generated by water hammer, preventing potential damage to the pipe and the surrounding infrastructure. Additionally, ductile iron pipe has excellent flow characteristics, allowing for smooth and efficient water transport even at high velocities. This is crucial in applications where a large volume of water needs to be transported quickly, such as in industrial processes or fire protection systems. The smooth interior surface of ductile iron pipe minimizes friction and pressure losses, ensuring that the water can flow freely and efficiently, reducing energy consumption and operating costs. Moreover, ductile iron pipe is highly resistant to corrosion, which is a common issue in high-velocity flow conditions where the water may contain aggressive chemicals or particulates. The protective lining and coating systems used in ductile iron pipes provide a barrier against corrosion, extending the lifespan of the pipe and maintaining its structural integrity. In summary, ductile iron pipe is well-suited for high-velocity flow conditions due to its ability to withstand water hammer, its excellent flow characteristics, and its resistance to corrosion. Its strength, durability, and reliable performance make it a preferred choice for various applications, ensuring efficient water transport even in demanding environments.

Q:What is a slide in type T flexible interface?: As long as the socket is inserted into the slot, the installation is quick, labor-saving and airtight, and what is good is also good

Q:What kind of joints are used with ductile iron pipe?: Ductile iron pipe typically uses mechanical joints or push-on joints. Mechanical joints consist of a gland and a rubber gasket that are used to connect two pipes together. These joints are secured by bolts or other mechanical means to ensure a tight and secure connection. Push-on joints, on the other hand, do not require any bolts or additional hardware. They simply involve the insertion of a rubber gasket into the socket of the pipe, which creates a sealed connection. Both types of joints are widely used with ductile iron pipe and offer reliable and leak-free connections for various applications.

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