DUCTILE IRON PIPES & FITTINGS K9 CLASS DN125

DUCTILE IRON PIPES & FITTINGS K9 CLASS DN125

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 20 pc

Supply Capability:: 3000 pc/month

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Specif

· 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 expected surge pressure rating of ductile iron pipes?: The surge pressure rating for ductile iron pipes can vary based on several factors, including pipe diameter, thickness, joint type, and manufacturer specifications. Generally, ductile iron pipes are built to withstand surge pressures ranging from 150% to 200% of their working pressure rating. For instance, if a ductile iron pipe has a working pressure rating of 250 psi, it can typically handle surge pressures of 375 psi to 500 psi. To obtain accurate surge pressure ratings for the specific ductile iron pipes being used, it is crucial to refer to the manufacturer's specifications and guidelines.

Q:How many casting methods are there in ductile iron casting? A 60*6 discus can not have sand holes. Its surface is smooth. What process can be used to make it?: This is such a small piece, do not worry about shrinkage, mainly pay attention to sand hole and slag. With Disa wet molding line, a box of more pieces, suitable for mass production, defects will be relatively less. By using other methods (resin sand coated sand, etc.) can also be the main attention, don't type it, then the level of liquidity and relatively ductile iron, gray iron poor, sand and gas can not go up, sand holes or pores will spread in the discus plane.

Q:What is the expected joint tightness for ductile iron pipes?: Ductile iron pipes are renowned for their exceptional strength and durability, which grants them remarkable resistance against leaks and joint failures. Consequently, the joints in these pipes are meticulously designed to establish a secure and tight connection, effectively minimizing any potential water or fluid loss. In the realm of ductile iron pipes, a variety of joint types are commonly employed. These encompass mechanical joints, restrained joints, and push-on joints. Each of these joint types is uniquely crafted to deliver a reliable seal, effectively averting any leakage. Mechanical joints rely on a combination of a mechanical gland and rubber gaskets to forge an airtight seal. The assembly of these joints necessitates a specific level of torque to ensure proper compression and sealing. On the other hand, restrained joints are specifically tailored to withstand external forces, such as soil movement or pressure, while simultaneously preserving their tightness. To achieve this, these joints often incorporate a mechanical restraint system, such as a key-locking mechanism, thereby preventing joint separation. Meanwhile, push-on joints represent the most straightforward option to install, as they rely on a compressed rubber gasket that effectively seals the pipes when pushed together. These joints are most commonly employed in smaller diameter pipes, where external forces exerted on them are minimal. All in all, ductile iron pipes are expected to exhibit a high level of joint tightness, ensuring consistent and leak-free performance across a wide array of applications, including water distribution, wastewater systems, and industrial piping networks.

Q:Which direction should the spigot of the K9 ductile iron pipe be installed?: Ductile iron pipes mainly called centrifugal ductile iron pipe, it has the properties of nature, iron and steel, excellent corrosion resistance, good ductility, good sealing effect, simple installation, mainly for municipal, industrial and mining enterprises, water supply, gas, oil etc.. Water supply pipe is the first choice, with high cost performance.

Q:Are ductile iron pipes suitable for use in mining tailings pipelines?: Mining tailings pipelines can utilize ductile iron pipes due to their suitability for this purpose. These pipes possess remarkable strength and durability, enabling them to endure the harsh and abrasive conditions often encountered in mining operations. With their high tensile strength, they can effectively handle the pressure and weight of the tailings material. Furthermore, their resistance to corrosion is crucial in mining environments where the tailings may contain corrosive chemicals or substances. Moreover, ductile iron pipes are known for their ease of installation and maintenance, providing a valuable advantage in time-sensitive mining operations. Ultimately, ductile iron pipes offer a dependable and cost-effective solution for mining tailings pipelines.

Q:What is the typical lifespan of ductile iron pipe?: The typical lifespan of ductile iron pipe is around 50 to 100 years, depending on various factors such as the quality of installation, maintenance practices, and environmental conditions.

Q:Nodular cast iron, heat treatment process and so on: The chill is estimated to be too low in carbon equivalent, poorly bred or cooled too quickly!

Q:Are ductile iron pipes suitable for horizontal directional drilling?: Yes, ductile iron pipes are suitable for horizontal directional drilling due to their high strength and flexibility, which allows them to withstand the stress and bending forces during the drilling process.

Q:How does ductile iron pipe perform in areas with high water hammer?: Areas with high water hammer are well-suited for the use of ductile iron pipe, as it exhibits exceptional performance in these conditions. The robustness and durability of ductile iron enable it to withstand the forceful impact of water hammer without experiencing significant damage. Water hammer is characterized by a sudden surge in pressure resulting from the rapid alteration of water flow direction or velocity, often occurring when valves are swiftly closed. This abrupt pressure change places substantial stress on pipes, potentially leading to ruptures or failures. Nevertheless, ductile iron pipes possess outstanding resistance to such impact due to their unique composition and manufacturing processes. These pipes are comprised of a blend of iron, carbon, and small quantities of other elements like silicon and magnesium. The formation of graphite nodules during manufacturing grants ductile iron its exceptional strength and flexibility, rendering it less prone to cracking or breaking under pressure. In environments where water hammer is prevalent, ductile iron pipe's inherent strength and resilience allow it to absorb and dissipate the force generated by water hammer events. Its capacity to endure sudden pressure changes aids in preventing pipe failures, thereby minimizing the risk of leaks or bursts. Furthermore, the smooth inner surface of ductile iron pipes reduces the likelihood of water hammer incidents by minimizing turbulence and maintaining a steady flow. This particular attribute assists in mitigating the impact of water hammer on the pipe system. Overall, ductile iron pipe emerges as an ideal choice for areas prone to high water hammer due to its exceptional strength, impact resistance, and ability to withstand abrupt pressure changes. Its performance under such conditions ensures the longevity and dependability of water distribution systems.

Q:Are ductile iron pipes suitable for power plant cooling systems?: Ductile iron pipes are well-suited for power plant cooling systems, offering numerous advantages that render them perfect for such applications. Firstly, their high strength and durability enable them to withstand the immense pressure and heavy loads typically associated with power plant cooling systems. Additionally, these pipes exhibit excellent resistance to corrosion, a vital feature in an environment where water and other cooling fluids continuously flow. Moreover, they boast good thermal conductivity, ensuring efficient heat transfer away from power plant equipment and contributing to the overall cooling process. Lastly, ductile iron pipes are cost-effective compared to other commonly used materials in power plant cooling systems, making them a practical choice. Ultimately, due to their strength, corrosion resistance, thermal conductivity, and cost-effectiveness, ductile iron pipes represent a reliable and suitable option for power plant cooling systems.

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