DUCTILE IRON PIPES & PIPE FITTINGS DN100

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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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Ductile Iron Pipe On Sale Made In China DN100

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 corrosion protection system for ductile iron pipes?: The expected corrosion protection system for ductile iron pipes typically includes a combination of internal and external coatings, such as cement mortar lining and an external polyethylene or epoxy coating. Additionally, sacrificial anode systems or impressed current cathodic protection may be employed to further enhance the corrosion resistance of the pipes.

Q:Are ductile iron pipes suitable for underground river crossings?: Yes, ductile iron pipes are suitable for underground river crossings. Ductile iron is a strong and durable material that can withstand the external pressures and loads experienced during such crossings. It has excellent tensile strength, impact resistance, and durability, making it ideal for underground applications where the pipes may be subjected to high water pressure, ground movement, or other environmental factors. Additionally, ductile iron pipes have a long service life and are resistant to corrosion, which is important when dealing with water crossings. Their ability to withstand these conditions makes them a reliable choice for underground river crossings.

Q:How does ductile iron pipe perform in areas with high soil erosion?: Ductile iron pipe performs well in areas with high soil erosion due to its inherent strength and durability. Its thick walls and strong composition make it resistant to external pressures, including the erosive forces of soil. The pipe's ability to withstand the effects of soil erosion helps ensure its long-term performance and reliability in such challenging environments.

Q:Can ductile iron pipes be used for water tunnel crossings?: Yes, ductile iron pipes can be used for water tunnel crossings. Ductile iron pipes are known for their strength, durability, and resistance to corrosion, making them a suitable choice for various applications, including water tunnel crossings. They are capable of withstanding high pressure, external loads, and ground movements, which are often encountered in tunnel crossings. Additionally, ductile iron pipes have a long service life and require minimal maintenance, making them a cost-effective solution for water tunnel crossings.

Q:Can ductile iron pipes be repaired if they are damaged?: Yes, ductile iron pipes can be repaired if they are damaged. The extent of the damage will determine the type of repair that is needed. In cases where the pipe is cracked or has small holes, a repair clamp or a stainless-steel sleeve can be used to seal the damaged area. These methods provide a temporary fix and allow for the flow of water to continue until a more permanent repair can be made. For more severe damage, such as large cracks or broken sections, a full replacement may be necessary. This involves cutting out the damaged section of the pipe and installing a new piece. This process requires specialized equipment and expertise, but it can effectively restore the functionality of the pipe. It is important to note that the repair of ductile iron pipes should be carried out by trained professionals who have experience in working with this type of material. This ensures that the repairs are done correctly and do not compromise the integrity and safety of the pipeline system. Regular inspection and maintenance of ductile iron pipes can help identify any potential issues early on and prevent extensive damage that may require replacement rather than repair.

Q:Can ductile iron pipe be used for water supply to remote areas?: Ductile iron pipe is indeed applicable for providing water supply to far-flung regions. Its exceptional strength and durability render it suitable for transmitting water over long distances. These pipes can endure high pressure and withstand external loads and impacts, making them an ideal choice for rough terrains and remote locations that pose challenges in terms of maintenance and repairs. Moreover, ductile iron pipes are equipped with a protective lining that prevents corrosion and guarantees the safety of the water for consumption. Consequently, ductile iron pipes prove to be an effective and dependable option for water supply to remote areas.

Q:Can ductile iron pipes be used in high-pressure applications?: Yes, ductile iron pipes can be used in high-pressure applications. Ductile iron has excellent mechanical properties and high tensile strength, making it suitable for withstanding high-pressure conditions. Its inherent toughness and durability allow it to handle the stress and pressure exerted on the pipes, making it a reliable choice for various high-pressure applications.

Q:What are the different methods for anchoring ductile iron pipe?: There are several methods for anchoring ductile iron pipe, including thrust blocking, concrete encasement, pipe restraints, and thrust collars.

Q:Do ductile iron pipes require special maintenance?: Ductile iron pipes do not require special maintenance. They are known for their durability and longevity, requiring minimal maintenance over their lifespan. Regular inspections and occasional cleaning are typically sufficient to ensure their optimal performance.

Q:What are the typical pressure surge protection measures for ductile iron pipe?: There are several typical pressure surge protection measures for ductile iron pipe that help ensure its integrity and longevity. These measures include: 1. Surge tanks: Surge tanks are commonly used to absorb pressure surges and minimize their impact on the ductile iron pipe. These tanks are typically installed at critical points in the pipeline system, such as at pump stations or near valves, to provide a reservoir for excess pressure. 2. Air release valves: Air release valves are essential components in ductile iron pipe systems that help release trapped air and prevent the formation of air pockets. These valves help maintain a stable pressure within the pipe and reduce the risk of pressure surges during operation or sudden changes in flow. 3. Pressure relief valves: Pressure relief valves are designed to protect ductile iron pipes by releasing excess pressure when it exceeds a predetermined threshold. These valves are typically installed at strategic locations in the pipeline system and are set to open when the pressure exceeds a safe limit, diverting the excess pressure to prevent damage to the pipe. 4. Surge suppressors: Surge suppressors are devices that are installed in ductile iron pipe systems to absorb and dissipate pressure surges. These devices act as shock absorbers, reducing the impact of pressure fluctuations and preventing damage to the pipe. Surge suppressors are particularly effective in situations where pressure surges are frequent or severe. 5. Pipe wall thickness: Another crucial measure for pressure surge protection in ductile iron pipe is ensuring an appropriate pipe wall thickness. By selecting a pipe with the correct wall thickness, engineers can ensure that the pipe can withstand the pressure surges it may encounter during operation. This helps prevent pipe failure or rupture due to excessive pressure. It is important to note that the specific pressure surge protection measures implemented for ductile iron pipe may vary depending on the specific application, pipe size, operating conditions, and regulatory requirements. Consulting with experts in pipeline engineering and design is crucial to determine the most suitable pressure surge protection measures for a particular ductile iron pipe system.

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