DUCTILE IRON PIPES AND PIPE FITTINGS K8 CLASS DN600

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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: What is the typical pressure rating of ductile iron pipes?: The typical pressure rating of ductile iron pipes varies depending on the application and the size of the pipe. However, ductile iron pipes are generally designed and manufactured to withstand high pressure levels. In water and wastewater systems, for example, ductile iron pipes typically have a pressure rating of 250 psi (pounds per square inch) or higher. For larger pipes used in industrial applications, such as oil and gas pipelines, the pressure rating can be even higher, ranging from 350 psi to 500 psi or more. It is important to consult the specific manufacturer's specifications and industry standards to determine the precise pressure rating for a particular ductile iron pipe.

Q: Can ductile iron pipes be used for pressure relief systems?: Indeed, pressure relief systems can make use of ductile iron pipes. Renowned for their robustness, longevity, and capacity to endure intense pressure circumstances, ductile iron pipes possess a remarkable resilience against both internal and external pressures. Consequently, they prove to be ideal for deployment within pressure relief systems. Furthermore, ductile iron pipes can withstand considerable fluctuations in pressure without jeopardizing their structural integrity. Consequently, they find widespread usage in various settings necessitating pressure relief systems, including water supply networks, wastewater treatment facilities, and industrial operations.

Q: What is the expected internal lining material for ductile iron pipes?: The expected internal lining material for ductile iron pipes is typically cement mortar or polyethylene.

Q: How does ductile iron pipe perform in areas with high water hammer?: Ductile iron pipe performs exceptionally well in areas with high water hammer. The strength and durability of ductile iron allow it to withstand the forceful impact of water hammer without any significant damage. Water hammer refers to the sudden increase in pressure caused by the rapid change in water flow direction or velocity, often occurring when valves are closed quickly. This abrupt change in pressure can lead to significant stress on pipes, potentially causing them to rupture or fail. However, ductile iron pipes have excellent impact resistance due to their unique composition and manufacturing process. They are made from a combination of iron, carbon, and small amounts of other elements such as silicon and magnesium. The graphite nodules formed during the manufacturing process give ductile iron its superior strength and flexibility, making it less prone to cracking or breaking under pressure. In areas with high water hammer, ductile iron pipe's inherent strength and resilience allow it to absorb and dissipate the force generated by water hammer events. Its ability to withstand the sudden pressure changes helps to prevent pipe failure, minimizing the risk of leaks or bursts. Additionally, the smooth internal surface of ductile iron pipes reduces the likelihood of water hammer occurrences by minimizing turbulence and maintaining a more constant flow. This characteristic helps to mitigate the impact of water hammer on the pipe system. Overall, ductile iron pipe is an ideal choice for areas with high water hammer due to its exceptional strength, impact resistance, and ability to withstand sudden pressure changes. Its performance in such conditions ensures the longevity and reliability of the water distribution system.

Q: What are the risks in the process of conveying ductile iron pipes?: Transportation: when transporting pipes by car, two or more pieces of wood should be placed on the platform. The tubes are placed on the wood and fixed with wedges. The pipe out of the car parts shall not exceed the length of 1/4 in vitro. When more than one layer of pipe is installed, the direction of the pipe shall be reversed in each layer, and cushion or cushion shall be added between the two layers of pipes. Finally, the wire rope and cushion are fixed firmly. In the process of transportation, check the risk of falling pipe frequently, check whether the stop wedge is loose, slow down when the road is rough or sharp turn.

Q: The difference between ductile iron pipe and steel pipe used in pipe jacking: Comparison between ductile iron pipe and universal cast iron pipe: the process of making ductile iron pipe is cast by adding alkaline earth metal or rare metal such as magnesium and calcium in the raw material of common cast iron pipe.

Q: Can ductile iron pipes be used for cooling water systems?: Yes, ductile iron pipes can be used for cooling water systems. Ductile iron pipes have excellent corrosion resistance and high-pressure capacity, making them suitable for conveying cooling water. Additionally, their strength and durability ensure long-term performance and stability in cooling water applications.

Q: How do ductile iron pipes handle ground settlement due to construction activities?: Ductile iron pipes have the ability to handle ground settlement caused by construction activities due to their flexibility and strength. These pipes are designed to withstand external pressure and can accommodate minor ground movements without significant damage or failure. The ductility of the material allows the pipes to deform slightly, absorbing the ground settlement and preventing them from cracking or breaking. Additionally, the joints in ductile iron pipes are typically flexible, allowing for further movement and reducing the risk of leakage or structural issues. Overall, ductile iron pipes are well-suited for withstanding ground settlement and ensuring the integrity of the pipeline system during construction activities.

Q: Are ductile iron pipes suitable for installation in areas with high groundwater contamination and soil erosion?: Areas with high groundwater contamination and soil erosion are typically well-suited for the installation of ductile iron pipes. This is due to the fact that ductile iron pipes are renowned for their durability, strength, and corrosion resistance. They exhibit exceptional resistance to acidic and alkaline soils, rendering them appropriate for regions with elevated levels of groundwater contamination. Moreover, the robust construction of ductile iron pipes grants them a formidable resistance to soil erosion. They are engineered to endure a range of external forces, including the pressure exerted by the surrounding soil and the potential movement resulting from erosion. Consequently, they are a dependable choice for installation in areas prone to soil erosion. Nonetheless, it is vital to acknowledge that while ductile iron pipes can withstand high levels of groundwater contamination and soil erosion, the implementation of proper installation techniques and maintenance practices is crucial to ensure their longevity and optimal performance. Regular inspections, meticulous backfilling, and the application of suitable protective coatings should be employed to maximize the lifespan of the pipes. To sum up, ductile iron pipes are generally well-suited for installation in areas characterized by high groundwater contamination and soil erosion. Their durability, strength, resistance to corrosion, and high resistance to soil erosion establish them as a reliable choice for such environments. However, adhering to proper installation and maintenance practices is imperative to guarantee their longevity and optimal performance.

Q: Are ductile iron pipes resistant to sulfuric acid corrosion?: Yes, ductile iron pipes are generally resistant to sulfuric acid corrosion due to their corrosion-resistant coatings and high chemical resistance.

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