DUCTILE IRON PIPE AND PIPE FITTINGS K9 CLASS DN1100

DUCTILE IRON PIPE AND PIPE FITTINGS K9 CLASS DN1100

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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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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 pipes be used in nuclear power plants?: Yes, ductile iron pipes can be used in nuclear power plants. Ductile iron is a type of cast iron that has improved flexibility and strength compared to traditional cast iron pipes. These pipes are known for their durability, corrosion resistance, and ability to withstand high pressure and temperature conditions. In nuclear power plants, where there is a need for a reliable and robust piping system to transport water, coolant, and other fluids, ductile iron pipes can be a suitable choice. However, it is important to note that the specific requirements and regulations of each nuclear power plant should be considered before selecting the pipe material. Proper testing, certification, and compliance with nuclear industry standards should be ensured to guarantee the safe and efficient operation of the power plant.

Q: Can ductile iron pipes be used in areas with high soil acidity?: To ensure the durability and performance of ductile iron pipes in areas with high soil acidity, certain precautions should be taken. Ductile iron pipes are renowned for their strength, durability, and resistance to corrosion, making them suitable for various soil conditions, including those with high acidity. However, the presence of high soil acidity can still pose a potential risk to ductile iron pipes over time. Acidic soils can accelerate the corrosion process, leading to the degradation of the pipe material. To mitigate this risk, the following measures can be implemented: 1. Protective Coatings: Applying protective coatings, such as epoxy or polyethylene, to the outer surface of the pipes adds an extra layer of defense against soil acidity. These coatings act as a barrier, preventing direct contact between the pipe and the corrosive soil. 2. pH Adjustment: Adjusting the pH levels of the soil can help reduce its acidity. This can be achieved by incorporating lime or other neutralizing agents into the soil, creating a more favorable environment for the ductile iron pipes. 3. Cathodic Protection: Employing cathodic protection systems is an effective method to prevent corrosion in ductile iron pipes. This technique involves utilizing sacrificial anodes or impressed current systems to generate a protective electrical current that counteracts the corrosive effects of the soil. 4. Regular Inspections: Conducting periodic inspections is crucial to monitor the condition of the ductile iron pipes in high soil acidity areas. This enables early detection of any corrosion or degradation, facilitating timely repairs or replacements. By implementing these measures, ductile iron pipes can be effectively utilized in areas with high soil acidity, guaranteeing long-term performance and minimizing the risks associated with corrosive soils. However, it is advisable to consult experts or engineers familiar with local soil conditions and project requirements to determine the most suitable materials and protective measures.

Q: What is the expected cyclic fatigue life of ductile iron pipes?: The expected cyclic fatigue life of ductile iron pipes can vary depending on several factors such as the quality of the material, design and installation practices, operating conditions, and maintenance. However, ductile iron pipes generally have a long fatigue life, often exceeding 100 years under normal operating conditions.

Q: Are ductile iron pipes suitable for desalination plants?: Ductile iron pipes are the perfect fit for desalination plants. These plants typically need to move large amounts of water, and using ductile iron pipes has numerous advantages that make them an ideal choice for this purpose. To begin with, ductile iron pipes possess exceptional strength and durability, which are crucial for withstanding the high pressure and corrosive nature of desalinated water. They can easily handle the rapid flow rates and maintain their structural integrity over long distances, ensuring a dependable and efficient water transportation system. Furthermore, ductile iron pipes exhibit excellent resistance to corrosion, a key factor in desalination plants where the water often contains high levels of salt and other minerals. The corrosion-resistant properties of ductile iron pipes ensure that the water quality remains uncompromised and that the pipes have a long service life, ultimately reducing the costs associated with maintenance and replacement. Moreover, ductile iron pipes have a remarkable ability to withstand impacts, making them particularly valuable in desalination plants where pipelines may be exposed to external forces or accidental damage. By being able to endure such impacts, the risk of leaks is significantly reduced, ensuring a steady and uninterrupted supply of water. Additionally, compared to materials like stainless steel or PVC, ductile iron pipes are more cost-effective. They come with a lower initial cost and require less maintenance, making them the more economical choice for desalination plants. In conclusion, ductile iron pipes are undoubtedly the perfect fit for desalination plants due to their strength, durability, resistance to corrosion and impacts, as well as their cost-effectiveness. These pipes are well-equipped to meet the demanding requirements of desalination plants, providing a reliable and efficient water transportation system.

Q: Can ductile iron pipes be used in oil or gas transmission pipelines?: Ductile iron pipes are applicable for oil or gas transmission pipelines. They belong to the cast iron category and possess enhanced characteristics, including increased tensile strength and ductility. These properties make them suitable for various applications, including pipeline systems used in oil and gas transmission. The corrosion resistance of ductile iron pipes is exceptional, which is crucial for pipelines that transport oil or gas over long distances. This material exhibits a high resistance to external factors such as soil chemicals, moisture, and corrosive gases commonly found in the oil and gas industry. Moreover, ductile iron pipes can endure high pressures and temperatures, making them suitable for the demanding requirements of oil and gas transmission. Moreover, ductile iron pipes have excellent impact resistance, enabling them to absorb and withstand external forces such as ground movement or heavy loads. This durability ensures the integrity and longevity of the pipeline system, minimizing the risk of leaks or failures. In summary, ductile iron pipes provide a reliable and cost-effective solution for oil and gas transmission pipelines. Their robustness, corrosion resistance, and ability to withstand high pressures and temperatures make them a viable choice for this critical infrastructure.

Q: Can ductile iron pipes be used for bridge crossings?: Yes, ductile iron pipes can be used for bridge crossings. Ductile iron pipes are known for their strength, durability, and resistance to corrosion, making them suitable for various applications, including bridge crossings. They can withstand heavy loads and provide a reliable conduit for water, sewage, or other utilities across the bridge.

Q: What are the different sizes available for ductile iron pipes?: Ductile iron pipes, also known as DI pipes, are available in a wide range of sizes to suit various applications and requirements. The sizes of ductile iron pipes typically range from DN 80 (3 inches) to DN 2600 (104 inches) in diameter, with various wall thicknesses. For smaller diameters, such as DN 80 to DN 300, ductile iron pipes are commonly available in standard lengths of 5.5 meters or 6 meters. As the diameter increases, the standard lengths may also increase, reaching up to 7 meters or even longer for larger sizes. The commonly used sizes of ductile iron pipes include DN 80, DN 100, DN 150, DN 200, DN 250, DN 300, DN 350, DN 400, DN 450, DN 500, DN 600, DN 700, DN 800, DN 900, DN 1000, DN 1200, DN 1400, DN 1600, DN 1800, DN 2000, DN 2200, DN 2400, DN 2600, and many more. It is important to note that the availability of different sizes may vary depending on the manufacturer and the specific region or country. Additionally, custom sizes can also be manufactured to meet specific project requirements. When selecting the appropriate size of ductile iron pipes, it is crucial to consider factors such as the flow rate, pressure, and intended application to ensure optimal performance and durability. Consulting with industry professionals or referring to relevant standards and guidelines can help in determining the appropriate size for a specific project.

Q: How do ductile iron pipes handle concentrated loads?: Ductile iron pipes are designed specifically to effectively handle concentrated loads. Their unique composition and manufacturing process give them excellent strength and durability, making them highly resistant to cracking or breaking under heavy loads. One of the main features of ductile iron pipes is their high tensile strength, allowing them to withstand concentrated loads without deforming. During the production process, small amounts of magnesium are added to cast iron, transforming the brittle graphite flakes into nodular graphite. This modification greatly enhances the material's strength and ductility, enabling it to handle concentrated loads more effectively. Furthermore, ductile iron pipes have a high modulus of elasticity, meaning they can deform elastically under a load and then return to their original shape once the load is removed. This property allows the pipes to evenly distribute the concentrated load along their entire length, reducing stress concentrations and minimizing the risk of fractures or failures. Additionally, ductile iron pipes have a thick and robust wall thickness, ensuring exceptional structural integrity. This thickness enables the pipes to bear significant loads and withstand pressure variations without compromising their overall performance. In conclusion, ductile iron pipes are engineered specifically to handle concentrated loads due to their high tensile strength, elastic deformation capabilities, and thick wall thickness. These characteristics make them a reliable choice for a variety of applications, including water and wastewater systems, as they can withstand external forces without compromising their structural integrity.

Q: Will the quality of ductile iron shrink?: This is a ductile iron is prone to problems, manhole covers, large flat pieces, you have to see clearly, and some appear to be concave, not shrink, it may be caused by large gas emissions, not out

Q: What is the expected hydraulic performance of ductile iron pipes?: Ductile iron pipes are known for their exceptional hydraulic performance, boasting a remarkably smooth inner surface that facilitates fluid flow, resulting in reduced friction losses and increased flow rates. With excellent resistance to corrosion and abrasion, these pipes demonstrate long-lasting efficacy in diverse water and wastewater applications. In addition, the high tensile strength of ductile iron pipes enables them to withstand substantial internal and external loads without any deformation or failure. Their versatility allows for usage in both above-ground and below-ground scenarios, encompassing water distribution systems, sewage and wastewater transport, industrial piping, and irrigation systems. Moreover, the flexibility and resilience of ductile iron pipes enable them to adapt to ground movement and settle without any risk of breakage. This attribute proves invaluable in areas with unstable soil conditions or seismic activity, making these pipes a dependable choice. Overall, the hydraulic performance of ductile iron pipes is characterized by efficient flow, minimal pressure losses, durability, and the capacity to withstand various external forces. These exceptional qualities establish them as a favored option for water infrastructure projects, ensuring reliable and efficient fluid transportation over a prolonged service life.

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