DUCTILE IRON PIPES AND PIPE FITTINGS C CLASS DN1300

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 22 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: What is the expected burst pressure of ductile iron pipes?: Several factors, including the diameter, wall thickness, and grade of ductile iron, can influence the expected burst pressure of ductile iron pipes. However, ductile iron pipes are typically designed and manufactured to withstand high-pressure loads. Typically, the expected burst pressure of ductile iron pipes ranges from 350 psi to 700 psi. It is important to note that this is a general range, and the actual burst pressure can vary depending on the specific design and manufacturing standards followed. To determine the exact expected burst pressure for a specific ductile iron pipe, it is advisable to refer to the manufacturer's specifications or relevant industry standards such as the American Water Works Association (AWWA) C150 or ISO 2531. These guidelines provide recommendations for ductile iron pipes and their performance under different conditions. Additionally, local building codes and regulations may also include specific requirements for the installation of ductile iron pipes.

Q: How are ductile iron pipes protected against mechanical damage?: Ductile iron pipes are protected against mechanical damage through various measures that ensure their durability and longevity. One common method is the application of a protective coating on the exterior surface of the pipes. This coating acts as a barrier, shielding the ductile iron from physical abrasion, impact, and corrosion. The coating can be made of materials like epoxy, polyethylene, or zinc, depending on the specific requirements and environmental conditions. In addition to the protective coating, ductile iron pipes are also designed with a high level of structural strength. They are manufactured to withstand significant pressure and external forces, making them less susceptible to mechanical damage. The inherent strength of the material allows the pipes to resist deformation and cracking, even under heavy loads or ground movements. Furthermore, ductile iron pipes are often installed using proper bedding and backfilling techniques. This involves placing the pipes in a carefully prepared trench, ensuring a stable foundation and minimizing the risk of external forces causing damage. The correct backfill material is then used to provide support and prevent excessive pressure on the pipes. To enhance protection against mechanical damage, ductile iron pipes are often installed with additional measures such as concrete encasement or protective sleeves. Concrete encasement involves placing a layer of concrete around the pipe, providing an extra layer of protection against external forces. Protective sleeves can also be used in areas prone to impact or where additional protection is required. Regular inspections and maintenance are crucial in ensuring the continued protection of ductile iron pipes against mechanical damage. Periodic checks for any signs of wear, corrosion, or other forms of damage allow for timely repairs or replacement, preventing further deterioration. Overall, a combination of protective coatings, structural strength, proper installation techniques, and regular maintenance helps protect ductile iron pipes against mechanical damage, ensuring their reliable performance and longevity in various applications.

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: The difference between cast iron pipe and ductile iron pipe: Ductile iron is based on the cast iron to change some of the characteristics of the structure of iron, so that it has become a lot of toughness, than the cast iron pipe is too brittle shortcomings much better, the tensile strength of the pipe bending strength greatly improved. The sealing material used in the socket interface is rubber ring.

Q: How do ductile iron pipes handle water velocity?: Due to their unique mechanical properties, ductile iron pipes are well-suited for managing water velocity. Ductile iron, being a highly durable and strong material, can endure high water velocities without significant damage or deformation. The inherent ductility of the pipe enables it to absorb the energy generated by the flowing water, effectively reducing the risk of pipe failure or bursting. This characteristic makes ductile iron pipes suitable for handling high-pressure water flow, making them an ideal choice in situations where water velocity is a concern. Furthermore, the smooth internal surface of ductile iron pipes promotes efficient water flow and minimizes friction losses. This smoothness reduces resistance encountered by the water as it moves through the pipe, allowing for higher water velocities without compromising the pipe's integrity. Moreover, ductile iron pipes can be manufactured in various sizes and thicknesses, providing customization options based on specific water velocity requirements. This flexibility ensures that ductile iron pipes can effectively manage a wide range of water velocities, from low-flow applications to high-velocity scenarios. In conclusion, ductile iron pipes possess exceptional capabilities when it comes to handling water velocity. Their strength, ductility, and smooth internal surface contribute to their ability to withstand high water velocities without compromising their structural integrity, making them a dependable choice for water distribution systems.

Q: Are ductile iron pipes resistant to chemicals or solvents?: Ductile iron pipes are generally resistant to a wide range of chemicals and solvents. This is due to their composition, which includes a high percentage of iron and carbon, along with small amounts of other alloying elements like silicon, manganese, and magnesium. These alloying elements contribute to the overall strength and durability of ductile iron pipes, making them highly resistant to corrosion and chemical attack. However, it is important to note that the resistance of ductile iron pipes to chemicals and solvents can vary depending on the specific substance and its concentration. Some aggressive chemicals or solvents, particularly those with high acidity or alkalinity, may cause gradual corrosion or degradation of the pipe material over time. In such cases, it is advisable to consult with the pipe manufacturer or a professional engineer to ensure the compatibility of the pipe with the specific chemicals or solvents being used. Additionally, proper installation and maintenance practices play a crucial role in maintaining the chemical resistance of ductile iron pipes. Regular inspection, cleaning, and protective coatings can help to prolong the lifespan and performance of the pipes in the presence of various chemicals or solvents.

Q: What is the expected bending stress capacity of ductile iron pipes?: Ductile iron pipes exhibit varying expected bending stress capacities due to factors such as diameter, wall thickness, and the grade of ductile iron utilized. However, in general, ductile iron pipes possess superior bending stress capacities compared to alternative pipe materials. Ductile iron pipes are renowned for their remarkable tensile strength and flexibility, enabling them to endure substantial bending stresses. Determining the precise bending stress capacity involves comprehensive testing and analysis, taking into account the pipe's mechanical properties, dimensions, and maximum allowable deflection. It is crucial to evaluate the bending stress capacity of ductile iron pipes in accordance with established industry standards and guidelines. These may involve standards like the American Water Works Association (AWWA) C150 or the International Organization for Standardization (ISO) 2531, which outline specifications and testing methodologies for ductile iron pipes. Ultimately, the anticipated bending stress capacity of ductile iron pipes hinges upon various factors and necessitates an assessment tailored to the specific application requirements. It must consider industry standards and guidelines to ensure precise and dependable results.

Q: Are ductile iron pipes suitable for installation in rocky or hard soil conditions?: Yes, ductile iron pipes are suitable for installation in rocky or hard soil conditions. Ductile iron pipes are known for their strength and durability, making them well-suited for challenging soil conditions. Their high tensile strength allows them to withstand external loads and pressures, including the presence of rocks or hard soil. Additionally, ductile iron pipes are resistant to corrosion, which further enhances their suitability for installation in such conditions. The pipes' flexibility and ability to withstand bending stresses also make them a reliable choice for rocky or hard soil conditions, as they can accommodate ground movement without compromising their structural integrity. Overall, ductile iron pipes are a preferred option for installations in challenging soil conditions due to their robustness, longevity, and resilience.

Q: The plug connection DN800 ductile iron pipe has been installed. "Shall I think so?": The main components of ductile iron pipes are carbon, silicon, manganese, sulfur, phosphorus and magnesium. Perform standard [span]GB/T13295-2003 ISO2531/2003

Q: Can ductile iron pipes be repaired if they get damaged?: Yes, ductile iron pipes can be repaired if they get damaged. The repair process involves identifying the damaged portion of the pipe and assessing the severity of the damage. If the damage is minor, it can be repaired using various techniques such as welding or epoxy lining. For more extensive damage, sections of the pipe may need to be replaced. Pipe repair professionals have the expertise and equipment to identify and fix damaged ductile iron pipes, ensuring their continued functionality and longevity.

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