DUCTILE IRON PIPES AND PIPE FITTINGS K9 DN450

DUCTILE IRON PIPES AND PIPE FITTINGS K9 DN450

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t

Supply Capability:: 30000 m.t/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: Do ductile iron pipes require internal lining for potable water applications?: Yes, ductile iron pipes do require internal lining for potable water applications. This is because the iron used in these pipes can react with the water and potentially contaminate it. Internal lining acts as a barrier between the water and the iron, preventing any chemical reactions and ensuring the water remains safe for consumption.

Q: How does ductile iron pipe perform in seismic conditions?: Ductile iron pipe is known for its excellent performance in seismic conditions. It has proven to be a reliable and durable choice for underground water and wastewater systems, especially in areas prone to earthquakes. The inherent strength and flexibility of ductile iron pipe make it highly resistant to seismic forces. It can withstand ground movements and vibrations caused by earthquakes without significant damage or failure. This is due to its unique composition, which includes a high percentage of iron combined with small amounts of carbon and other alloying elements. The ductile iron pipe's ability to absorb and dissipate seismic energy through its inherent flexibility is crucial in seismic conditions. When the ground shifts during an earthquake, the pipe can adjust and deform slightly to accommodate the movement, thus minimizing stress concentrations and the risk of fractures. Moreover, ductile iron pipe has excellent joint integrity, which is vital in seismic conditions. The joints are designed to provide maximum strength and resistance against external forces, including seismic activity. Various joint types, such as push-on, mechanical, and restrained joints, are available to suit different seismic requirements and installation conditions. In addition to its mechanical properties, ductile iron pipe also offers long-term corrosion resistance. It is typically lined with a cement mortar or a protective coating, which acts as a barrier against corrosive elements in the soil or water. This corrosion resistance ensures the pipe's structural integrity and longevity, even in areas with high seismic activity. Overall, ductile iron pipe has a proven track record of performing exceptionally well in seismic conditions. Its strength, flexibility, joint integrity, and corrosion resistance make it a reliable choice for underground infrastructure, providing safe and efficient water and wastewater systems in earthquake-prone regions.

Q: Can ductile iron pipe be used for industrial wastewater applications?: Certainly, industrial wastewater applications can make use of ductile iron pipe. Renowned for its robustness, longevity, and corrosion resistance, ductile iron pipe proves itself suitable for a multitude of purposes, including wastewater systems. Its ability to withstand high pressure and endure demanding conditions renders it perfect for industrial wastewater applications that may involve abrasive or corrosive substances. Furthermore, the installation and maintenance of ductile iron pipe are effortless, resulting in reduced costs and guaranteed long-term dependability. Nevertheless, it remains crucial to carefully scrutinize the unique prerequisites of the wastewater application and seek guidance from professionals to ascertain the most fitting pipe material and design.

Q: Can ductile iron pipes be used for agricultural applications?: Yes, ductile iron pipes can be used for agricultural applications. Ductile iron is a strong and durable material that is resistant to corrosion, making it suitable for various agricultural purposes. These pipes can be used for irrigation systems, drainage systems, water supply systems, and other agricultural infrastructure projects. Ductile iron pipes have a high tensile strength and can withstand the external pressures and stress that may occur in agricultural environments. Additionally, they have a long lifespan, reducing the need for frequent replacements, and are capable of handling high water flow rates. Therefore, ductile iron pipes are a reliable choice for agricultural applications.

Q: What are the different methods for restraining ductile iron pipe?: There are several different methods for restraining ductile iron pipe. These methods are used to prevent movement or displacement of the pipe due to internal pressure, external forces, or ground movement. The most common methods for restraining ductile iron pipe include: 1. Thrust blocks: Thrust blocks are concrete blocks or structures that are placed against the pipe at bends, tees, or other changes in direction. These blocks are designed to resist the forces exerted by the flowing water or other fluids within the pipe, effectively anchoring the pipe in place. 2. Mechanical restraints: Mechanical restraints, such as harnesses or clamps, are devices that are installed around the pipe and attached to a fixed structure, such as a wall or a concrete anchor. These restraints provide a physical barrier that prevents the pipe from moving or shifting. 3. Pipe restraints: Pipe restraints are devices that are directly attached to the pipe and anchored to a fixed structure. These restraints can include pipe clamps, pipe restraints, or pipe saddles. They are designed to securely hold the pipe in place and resist any movement or displacement. 4. Pipe bedding and backfill: Proper pipe bedding and backfilling is important for restraining ductile iron pipe. The pipe must be properly supported and surrounded by compacted material to prevent movement or shifting. This method involves carefully placing and compacting soil or other suitable materials around the pipe to provide stability and prevent displacement. 5. Trench walls: The walls of the trench in which the ductile iron pipe is installed can also provide some level of restraint. By properly compacting the soil against the pipe and ensuring proper compaction and stability of the trench walls, the pipe can be effectively restrained and prevented from movement. Overall, the different methods for restraining ductile iron pipe aim to ensure the pipe remains securely in place and does not experience any displacement or movement. The choice of method depends on factors such as the location, application, and the forces acting on the pipe. It is important to consult with engineers and follow industry guidelines and standards to determine the most appropriate method for restraining ductile iron pipe in specific situations.

Q: Can ductile iron pipe be used for nuclear power plants?: Certain applications within nuclear power plants can utilize ductile iron pipe. Ductile iron pipe is renowned for its strength, durability, and resistance to corrosion, which makes it suitable for a variety of industrial and infrastructure projects. However, when considering nuclear power plants, specific factors must be taken into account. Safety and reliability of materials used in nuclear power plants are of utmost concern. Although ductile iron pipe meets many requirements, it may not be the optimal choice for critical applications involving the transportation of radioactive fluids or the handling of high-pressure or high-temperature systems within the plant. These particular applications often necessitate materials with exceptional resistance to corrosion, stress, and radiation damage. Materials such as stainless steel, nickel alloys, or even specialized materials like Inconel are commonly employed in nuclear power plants due to their superior properties. These materials offer enhanced resistance to radiation-induced embrittlement, corrosion, and high-temperature and high-pressure conditions. Therefore, while ductile iron pipe may find utility in non-critical applications within nuclear power plants, it is crucial to consult industry experts, engineers, and adhere to relevant nuclear safety regulations in order to determine the most suitable materials for specific applications within the plant.

Q: How are ductile iron pipes protected against external impact or loading?: Ductile iron pipes are protected against external impact or loading through various methods. One common method is to apply a protective coating or wrapping on the pipes, which helps to prevent corrosion and reduces the risk of damage from external forces. Additionally, the pipes are often designed with a thicker wall thickness to enhance their strength and resistance to external impact. Furthermore, the installation of appropriate bedding and backfill materials around the pipes provides additional support and protection against external loading. Regular inspections and maintenance practices also play a crucial role in ensuring the long-term durability and protection of ductile iron pipes.

Q: What are the advantages of using ductile iron pipes over other materials?: There are several advantages of using ductile iron pipes over other materials. Firstly, ductile iron pipes have a high tensile strength, which makes them more resistant to pressure and external forces, reducing the risk of cracks or leaks. Secondly, ductile iron pipes have a longer lifespan compared to other materials, as they are highly durable and resistant to corrosion. Additionally, ductile iron pipes have a smooth internal surface, promoting efficient water flow and minimizing the risk of blockages. Lastly, ductile iron pipes are relatively cost-effective and easy to install, making them a preferred choice for various applications in water distribution, sewer systems, and industrial settings.

Q: Ductile iron pipe, socket connection, pipe length, you can cut open it?: The cutting length is 4 meters from the jack. Among them, DN300 below 100% can be cut, DN350 above shear ratio is 10%, cut the small head to do chamfering treatment.

Q: Can ductile iron pipe be used for water distribution systems in cold climates?: Yes, ductile iron pipe can be used for water distribution systems in cold climates. Ductile iron pipe is known for its strength and durability, making it suitable for various applications, including water distribution systems. It has excellent resistance to external loads, such as freezing temperatures, frost heaving, and ground movement, which are common in cold climates. Additionally, ductile iron pipe has a high tolerance for temperature fluctuations, making it reliable for water transportation even in extreme cold conditions. Its corrosion resistance properties also ensure the longevity and reliability of the pipe, even in harsh environments. Therefore, ductile iron pipe is a suitable choice for water distribution systems in cold climates.

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