DUCTILE IRON PIPE AND PIPE FITTINGS K7 CLASS DN1300

DUCTILE IRON PIPE AND PIPE FITTINGS K7 CLASS DN1300

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 23 pc

Supply Capability:: 3000 pc/month

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Duct Iron Pipe DI Pipe ISO 2531 DN 80-300mm

· 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: Ductile cast iron can replace copper sleeve: Under dry friction conditions, we design a pre - formed synovial membrane on the surface of the bearing to ensure that the solid lubricant is transferred to the dual parts in the shortest possible time, and an effective solid lubricant film is formed

Q: How do ductile iron pipes perform in acidic soil conditions?: Ductile iron pipes perform well in acidic soil conditions due to their inherent corrosion resistance. The high carbon content and protective coating of ductile iron pipes make them less susceptible to corrosion from acidic substances in the soil, ensuring their durability and longevity.

Q: Can ductile iron pipes be used for water tunnel crossings?: Indeed, water tunnel crossings can utilize ductile iron pipes. Renowned for their robustness, longevity, and immunity to corrosion, ductile iron pipes prove to be an ideal option for diverse purposes, including water tunnel crossings. Their ability to endure immense pressure, external burdens, and soil movements, commonly experienced in tunnel crossings, is commendable. Moreover, ductile iron pipes boast an extended lifespan and necessitate minimal upkeep, rendering them an economical resolution for water tunnel crossings.

Q: Are ductile iron pipes resistant to abrasion?: Yes, ductile iron pipes are resistant to abrasion. Ductile iron is a type of cast iron that has been treated with magnesium to improve its strength and ductility. This makes it highly resistant to wear and tear, including abrasion. Ductile iron pipes are commonly used in applications where they may come into contact with abrasive materials such as sand, gravel, or other particles in the flow. The material's ability to withstand abrasion helps ensure its long-term durability and reliability in various industries, including water distribution, sewer systems, and industrial pipelines.

Q: Can ductile iron pipes be used for above-ground installations?: Yes, ductile iron pipes can be used for above-ground installations. Ductile iron is a type of cast iron that has higher tensile strength and flexibility, making it suitable for a variety of applications including above-ground installations. It is commonly used for water distribution systems, sewage systems, and industrial pipelines. Ductile iron pipes are resistant to corrosion, withstand high pressure and temperature, and have a long lifespan. They are also available in various sizes and can be easily connected using different joint types. However, it is important to ensure proper support and protection against external factors such as sunlight and impact to prevent any potential damage.

Q: How do ductile iron pipes handle soil erosion?: Ductile iron pipes are known for their exceptional strength and durability, making them highly resistant to soil erosion. The material used in ductile iron pipes is specifically engineered to withstand the effects of soil erosion, ensuring a long-lasting and reliable infrastructure. The composition of ductile iron pipes includes a mix of iron, carbon, and other alloying elements, which provides the necessary strength and resilience to withstand the forces exerted by soil erosion. These pipes have a higher tensile strength than traditional cast iron pipes, allowing them to resist deformation and cracking under pressure. Furthermore, ductile iron pipes have a protective layer called cement mortar lining, which acts as a barrier between the pipe and the surrounding soil. This lining provides an additional layer of resistance against corrosion and erosion caused by the soil's chemical composition or abrasive particles. As a result, ductile iron pipes remain intact and continue to function effectively even in areas with high soil erosion rates. In terms of installation, ductile iron pipes are designed to be buried underground, ensuring that they are well-protected from direct contact with the soil. Additionally, their jointing systems are designed to provide a secure and watertight connection, minimizing the risk of soil infiltration and subsequent erosion. Overall, ductile iron pipes have a proven track record of effectively handling soil erosion due to their superior strength, protective linings, and appropriate installation techniques. They offer a reliable and long-lasting solution for water and wastewater infrastructure, even in areas prone to soil erosion.

Q: How do ductile iron pipes perform in high-temperature steam applications?: Ductile iron pipes excel in high-temperature steam applications thanks to their remarkable performance. They can withstand elevated temperatures and maintain their structural integrity, making them highly suitable for steam distribution systems. One notable advantage of ductile iron pipes in high-temperature steam applications lies in their exceptional thermal conductivity. This property enables efficient heat transfer, ensuring that the steam is delivered at the desired temperature with minimal loss. Additionally, the high thermal conductivity of ductile iron helps to mitigate the risk of thermal expansion and contraction, which can lead to pipe failure or leakage. Moreover, ductile iron pipes boast a high melting point, typically around 2000°F (1093°C). This resistance to extreme temperatures encountered in steam applications ensures that the pipes remain intact and do not deform, guaranteeing the reliability and longevity of the piping system. Another crucial factor contributing to the performance of ductile iron pipes in high-temperature steam applications is their corrosion resistance. These pipes are usually coated with epoxy or other protective materials to prevent corrosion and maintain their structural integrity, even in aggressive steam environments. This corrosion resistance ensures that the pipes can endure harsh conditions and operate efficiently over an extended period. In conclusion, ductile iron pipes are an ideal choice for high-temperature steam applications due to their excellent thermal conductivity, high melting point, and corrosion resistance. These properties make them a reliable and long-lasting option for steam distribution systems, ensuring the safe and efficient transportation of steam at elevated temperatures.

Q: How do ductile iron pipes handle differential settlement?: Ductile iron pipes have the ability to handle differential settlement due to their inherent flexibility and strength. The material's ductility allows the pipes to withstand minor ground movements and settlement without causing significant damage or failure. The pipes can flex and adjust to the changing ground conditions, reducing the risk of cracks or breaks. Additionally, the inherent strength of ductile iron pipes helps distribute the load evenly, minimizing the impact of settlement on the overall integrity of the pipeline system.

Q: Can ductile iron pipe be used for stormwater management systems?: Yes, ductile iron pipe can be used for stormwater management systems. Ductile iron pipe is known for its strength, durability, and ability to withstand external loads and harsh environmental conditions, making it suitable for carrying stormwater and managing drainage systems effectively.

Q: Are ductile iron pipes resistant to environmental stress cracking?: Yes, ductile iron pipes are resistant to environmental stress cracking. Ductile iron is a type of cast iron that has been treated with trace amounts of magnesium to improve its strength and ductility. This treatment makes ductile iron pipes highly resistant to cracking and damage caused by environmental stressors such as temperature fluctuations, soil movement, and corrosive elements in the surrounding environment. Additionally, the inherent strength and flexibility of ductile iron allow it to withstand high levels of external pressure and stress without cracking or failing. Overall, ductile iron pipes are a durable and reliable choice for various applications, including water and wastewater transportation, due to their resistance to environmental stress cracking.

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