DUCTILE IRON PIPEs K8CLASS DN100

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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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Specifications

· 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 for underground fire hydrant systems?: Yes, ductile iron pipes can be used for underground fire hydrant systems. Ductile iron pipes are known for their strength, durability, and resistance to corrosion, making them a suitable choice for underground installations. They can withstand the high pressure and flow rates required for fire hydrant systems, ensuring reliable water supply for firefighting purposes.

Q: What are ductile iron pipes?: Ductile iron pipes, possessing high tensile strength and flexibility, are a variant of iron pipes. They are manufactured by treating cast iron with small quantities of magnesium, resulting in a material that surpasses traditional cast iron pipes in terms of strength and resilience. The introduction of magnesium alters the microstructure of the iron, leading to the formation of graphite nodules within the iron, hence the term "ductile iron". This distinctive structure grants ductile iron pipes exceptional properties, enabling them to withstand high pressures and extreme temperatures without cracking or breaking. Consequently, ductile iron pipes are commonly employed in water and wastewater systems, as well as various industrial applications, due to their durability, longevity, and capacity to endure external loads. Moreover, their ease of installation and minimal maintenance requirements have made them a favored choice in the construction industry.

Q: Can ductile iron pipe be used for bridge crossings?: Yes, ductile iron pipe can be used for bridge crossings.

Q: How to correctly measure ductile iron pipe: Ductile pipe diameter is around the tube around the peripheral measurement, use tools to gauge the inner diameter of the pipe, the length of the pipe is used to measure the ruler or tape, ductile iron pipe wall thickness can be measured directly, may also be a suitable tool for indirect measurement, the general profession will experience with project measure tube the size.

Q: What are the different methods for cutting ductile iron pipe?: The cutting of ductile iron pipe can be done in various ways, depending on the project's specific needs and limitations. Some commonly used methods include: 1. Manual Cutting: To cut through the ductile iron pipe, one can employ a handheld saw or grinder equipped with an abrasive cutting wheel. While this method is simple and cost-effective, it can be laborious and time-consuming for larger pipe sizes. 2. Mechanical Cutting: Specialized machinery, such as bandsaws, pipe cutters, or hydraulic cutting machines, can be utilized to mechanically cut through the ductile iron pipe. These machines offer faster and more precise cuts, especially for larger pipe sizes. However, they tend to be more expensive and require skilled operators. 3. Torch Cutting: Also known as oxyfuel cutting, torch cutting involves heating the ductile iron pipe using a torch and then introducing a high-pressure oxygen stream to facilitate a chemical reaction that cuts through the metal. This method is effective for thick-walled ductile iron pipes but necessitates proper safety precautions due to the significant heat and sparks it generates. 4. Plasma Arc Cutting: The utilization of a high-velocity jet of ionized gas (plasma) to melt and cut through the ductile iron pipe characterizes plasma arc cutting. This method is ideal for precision and efficiency when cutting through thick-walled pipes. However, it can be more costly and may require specialized equipment and training. 5. Waterjet Cutting: Waterjet cutting involves using a high-pressure jet of water mixed with an abrasive material to cut through the ductile iron pipe. This method offers high precision and does not generate heat or sparks, making it suitable for sensitive environments. However, it tends to be slower and more expensive compared to other cutting methods. When selecting the appropriate method for cutting ductile iron pipe, factors such as pipe size, project requirements, budget, and safety must be taken into consideration. Consulting professionals or experts in the field can assist in determining the most suitable method for a specific project.

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 do ductile iron pipes handle ground settlement near construction sites?: Ductile iron pipes are highly resilient and can withstand ground settlement near construction sites. Due to their flexible nature, these pipes can accommodate small movements and settlement without incurring significant damage or failure. The ductility of the material allows the pipes to bend and adjust to the changing ground conditions, ensuring their integrity and minimizing the risk of leaks or breakage. Additionally, the strong and durable properties of ductile iron make it a reliable choice for underground infrastructure, providing long-term stability even in challenging environments.

Q: Can ductile iron pipes be used for pressure surge applications?: Yes, ductile iron pipes can be used for pressure surge applications. Ductile iron is known for its high strength and durability, making it suitable for handling pressure surges caused by water hammer or other transient events. It has the ability to absorb and withstand these sudden pressure changes without experiencing significant damage or failure. However, proper design considerations and installation techniques should be followed to ensure the safe and effective use of ductile iron pipes in pressure surge applications.

Q: How do ductile iron pipes handle seismic movements?: Ductile iron pipes are renowned for their exceptional capacity to handle seismic movements, owing to their distinctive properties and construction. This renders them remarkably resistant to stress and deformation caused by ground vibrations during earthquakes. One of the primary merits of ductile iron pipes lies in their superior tensile strength, enabling them to endure substantial forces without succumbing to breakage or rupture. When seismic movements occur, these pipes exhibit flexibility and absorb the energy generated by the ground vibrations, thereby minimizing the risk of damage or failure. Moreover, ductile iron pipes possess exemplary resilience, allowing them to revert to their original shape after being subjected to external forces. This characteristic empowers the pipes to adapt to ground movements during earthquakes, effectively diminishing the likelihood of fractures or leaks. Furthermore, ductile iron pipes boast considerable ductility, enabling them to deform without fracturing. This attribute proves crucial during seismic events, as it enables the pipes to absorb the energy generated by ground vibrations by deforming and subsequently returning to their original shape once the seismic activity subsides. In order to further enhance their capacity to handle seismic movements, ductile iron pipes are frequently designed and installed with flexible joints. These joints grant the pipes the ability to move and adjust to ground movements, offering additional safeguards against damage or failure. In conclusion, ductile iron pipes have demonstrated their extraordinary reliability and resilience in withstanding seismic movements. Their combination of high tensile strength, resilience, and ductility make them an optimal choice for regions prone to earthquakes, ensuring the safety and durability of fluid transportation systems.

Q: Can ductile iron pipes be used for marine applications?: Yes, ductile iron pipes can be used for marine applications. Ductile iron is known for its high strength and durability, making it suitable for various environments, including marine environments. It has excellent corrosion resistance properties, which enable it to withstand the harsh conditions of saltwater exposure. Additionally, ductile iron pipes have been used in marine applications such as wastewater treatment plants, desalination plants, and offshore platforms. However, it is important to consider proper coating and maintenance to enhance the longevity of ductile iron pipes in marine applications.

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