DUCTILE IRON PIPEs K7CLASS DN80

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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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Duct Iron Pipe DI Pipe ISO 2531 DN 700-1000mm

· 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 new technologies are there for the installation of ductile iron pipes?: Because the new flexible interface mechanism of cast iron drainage pipe pipe in the development of China's relatively short history, compared with other drainage pipes, people know little of the present, with some experience of the author in the construction, the application of the performance, characteristics and engineering, to do some simple introduction.

Q: Are ductile iron pipes susceptible to external loading or pressure?: Ductile iron pipes, just like any other material, are susceptible to external loading or pressure. They possess a certain level of strength and tolerance to endure external forces. However, excessive external loading or pressure can result in the deformation or failure of these pipes. To avoid any harm caused by external loading, it is crucial to ensure proper installation and support of ductile iron pipes. Furthermore, the design and engineering of the pipeline system should take into account the expected external loading and pressure to guarantee the pipes' effectiveness in handling the anticipated conditions. Regular inspections and maintenance play a vital role in detecting and resolving issues associated with external loading or pressure that may arise over time.

Q: Can ductile iron pipes be used for bridge piers?: Bridge piers can indeed utilize ductile iron pipes. These pipes possess remarkable strength and durability, rendering them suitable for various purposes, bridge construction included. Their resistance to corrosion is exceptional, and they withstand heavy loads with ease, making them a dependable choice for supporting bridge piers. Moreover, ductile iron pipes offer convenient installation and maintenance, which can be advantageous in bridge construction endeavors. Nonetheless, it is crucial to account for the specific requirements and design specifications of the bridge prior to selecting ductile iron pipes as the material for its piers. Thorough engineering evaluation and consideration of factors like load capacity, soil conditions, and environmental elements are indispensable for guaranteeing the suitability and safety of employing ductile iron pipes for bridge piers.

Q: Can ductile iron pipe be used for horizontal directional drilling?: Yes, ductile iron pipe can be used for horizontal directional drilling (HDD). It is a commonly used material due to its durability and strength, making it suitable for HDD applications where trenchless installation is required.

Q: Are ductile iron pipes suitable for irrigation systems in agricultural fields?: Yes, ductile iron pipes are suitable for irrigation systems in agricultural fields. Ductile iron pipes have excellent strength, durability, and corrosion resistance, making them ideal for carrying water in irrigation systems. They can withstand high pressure and heavy loads, ensuring reliable water supply to agricultural fields for irrigation purposes.

Q: Are ductile iron pipes suitable for installation in areas with high groundwater table?: Indeed, areas with a high groundwater table are suitable for the installation of ductile iron pipes. These pipes are renowned for their exceptional strength and durability, rendering them perfect for underground installations. They possess the ability to endure the external pressure exerted by groundwater without any deformation or collapse. In addition, their outstanding resistance to corrosion shields them from the potentially harmful impact of groundwater. Consequently, ductile iron pipes can be confidently utilized in areas with a high groundwater table, ensuring the establishment of dependable and enduring water supply infrastructure.

Q: How are ductile iron pipes protected against internal corrosion?: Ductile iron pipes are protected against internal corrosion through a process called cement mortar lining. This involves applying a layer of cement mortar to the inner surface of the pipe, creating a protective barrier between the iron and the water flowing through it. This lining helps to prevent the formation of rust, corrosion, and scale build-up, ensuring the longevity and durability of the pipes.

Q: How do ductile iron pipes handle dynamic loads?: Ductile iron pipes possess remarkable strength and durability, enabling them to effectively manage dynamic loads. These pipes exhibit a high resistance to bending and can endure the pressure and stress exerted on them when exposed to dynamic loads, such as water hammer or ground movement. The distinctive composition of ductile iron, which includes a small amount of carbon and the addition of magnesium, produces a structure that is both robust and flexible. This combination allows the pipes to flex when impacted by dynamic loads, rather than fracturing or breaking like other materials. Moreover, ductile iron pipes demonstrate a superior impact resistance, enabling them to absorb and distribute the energy generated by dynamic loads throughout their structure. This capability to dissipate energy effectively minimizes the risk of pipe failure and ensures the longevity of the pipeline system. Additionally, ductile iron pipes exhibit excellent stress distribution properties, ensuring that the load applied to the pipes is evenly dispersed along their length. This feature serves to prevent localized stress concentrations and reduces the likelihood of damage or failure. To summarize, ductile iron pipes are specially designed to handle dynamic loads with utmost efficiency. Their strength, flexibility, impact resistance, and stress distribution properties make them highly suitable for applications where dynamic loads are a concern, guaranteeing the reliability and longevity of the pipeline system.

Q: Can ductile iron pipes be used for underground cable conduits?: Ductile iron pipes are well-suited for underground cable conduits. They possess strength, durability, and corrosion resistance, making them suitable for a range of applications, including underground cable conduits. These pipes can handle heavy loads and safeguard cables against external elements. Furthermore, their long lifespan minimizes the need for frequent replacements and maintenance. Nonetheless, it is vital to consider factors like burial depth, soil conditions, and specific cable installation requirements when selecting ductile iron pipes for underground cable conduits.

Q: Can ductile iron pipes be used for gravity flow applications?: Yes, ductile iron pipes can be used for gravity flow applications. Ductile iron pipes are known for their strength, durability, and flexibility, making them ideal for various applications including gravity flow systems. They are commonly used in water and wastewater systems, storm drainage systems, and other gravity flow applications where the pipes need to withstand high internal and external pressures. Ductile iron pipes are able to handle the weight of the flowing fluid without the need for additional support, making them a reliable choice for gravity flow applications. Additionally, their corrosion resistance properties ensure long-term performance in underground or exposed environments. Therefore, ductile iron pipes are suitable and commonly used for gravity flow applications.

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