DUCTILE IRON PIPE AND PIPE FITTINGS K7 CLASS DN1300

DUCTILE IRON PIPE AND PIPE FITTINGS K7 CLASS DN1300

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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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· 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:Disadvantages of ductile iron pipes: Compared with cast iron, ductile iron has an absolute advantage in strength. The tensile strength of ductile iron is 60K, while the tensile strength of cast iron is only 31k. The yield strength of ductile iron is 40K, while the cast iron does not show yield strength, and eventually breaks. The strength to cost ratio of ductile iron is far superior to that of cast iron.

Q:Can ductile iron pipe be used for directional drilling?: Yes, ductile iron pipe can be used for directional drilling. Directional drilling is a technique used to install underground pipes, cables, and conduits in a curved or horizontal path. Ductile iron pipes are known for their high strength and flexibility, making them suitable for this method. The pipes can be easily bent and maneuvered during the drilling process, allowing for the installation of pipelines in challenging terrains or crossing obstacles such as rivers, highways, and buildings. Additionally, ductile iron pipes have excellent resistance to corrosion, making them a durable and reliable choice for directional drilling projects.

Q:What are the advantages of using ductile iron pipes?: There are several advantages of using ductile iron pipes in various applications. Firstly, ductile iron pipes have a high strength-to-weight ratio, making them a cost-effective choice for transporting fluids or gases. They can withstand high internal and external pressures, ensuring reliable and efficient transportation of materials. Secondly, ductile iron pipes have excellent corrosion resistance. They are resistant to rust and other forms of corrosion, which extends their lifespan and reduces maintenance costs. This makes them suitable for underground and underwater applications where corrosive elements are present. Additionally, ductile iron pipes have superior ductility, meaning they can withstand heavy external loads and impacts without cracking or breaking. This makes them less susceptible to damage during installation or when exposed to harsh environmental conditions. Moreover, ductile iron pipes have excellent flow characteristics. Their smooth inner surface minimizes friction and pressure losses, resulting in efficient fluid flow and reduced pumping costs. This is especially advantageous in applications where high flow rates or long-distance transportation is required. Furthermore, ductile iron pipes are environmentally friendly. They are made from recycled materials and can be recycled themselves, reducing the demand for raw materials and minimizing environmental impact. Additionally, their long service life minimizes the need for frequent replacements, further reducing waste generation. Lastly, ductile iron pipes have versatile installation options. They can be installed using various techniques such as trenchless methods, which minimize disruption to the surrounding environment and reduce installation costs. Their adaptability and ease of installation make them a preferred choice for various construction projects. Overall, the advantages of using ductile iron pipes include their high strength, corrosion resistance, ductility, flow characteristics, environmental friendliness, and versatile installation options. These factors make them a reliable and cost-effective choice for numerous applications in various industries.

Q:Classification of cast iron pipes: Drainage cast iron pipe:Pipes and fittings for plain cast iron bearing. Flexible anti-seismic interface cast iron pipe, this kind of cast iron pipe is sealed by rubber ring and bolt fastened. It has good flexibility and flexibility under water pressure. The utility model can adapt to larger axial displacement and lateral deflection, and is suitable for indoor drainage pipes of high-rise buildings, and is particularly suitable for earthquake zones. From the interface form, can be divided into: W flexible cast iron drain pipe, B flexible cast iron drain pipe, A flexible cast iron drain pipe.

Q:What are the recommended bedding and backfill materials for ductile iron pipe?: The recommended bedding and backfill materials for ductile iron pipe typically include a layer of granular material, such as sand or pea gravel, for bedding and a layer of compacted soil or select backfill material for backfilling. This helps to distribute load and protect the pipe from external forces while maintaining stability and preventing damage.

Q:How do ductile iron pipes handle internal scale buildup?: Ductile iron pipes possess exceptional resistance to the accumulation of internal scale, making them highly regarded. The material utilized in these pipes displays remarkable resistance to corrosion, effectively hindering the formation of scale deposits. Moreover, the pipes' sleek internal surface considerably reduces the likelihood of scale adherence. In the unlikely event that scale does commence its formation, ductile iron pipes handle it proficiently. The inherent robustness and durability of ductile iron enable it to withstand the pressure exerted by scale buildup. Consequently, the pipes can maintain efficient functionality, even in the presence of some internal scaling, thereby ensuring a dependable water flow. Nevertheless, it should be emphasized that regular maintenance and periodic cleaning remain imperative in order to prevent excessive accumulation of scale and ensure optimal pipe performance. This can be achieved through a variety of methods, including mechanical cleaning, chemical treatments, or high-pressure water jetting. By adhering to proper maintenance practices, the lifespan of ductile iron pipes can be prolonged, while minimizing any potential issues associated with internal scale buildup.

Q:Are ductile iron pipes suitable for deep burial installations?: Yes, ductile iron pipes are suitable for deep burial installations. Ductile iron pipes have excellent strength and durability, making them ideal for underground applications. They can withstand the pressure and weight of the soil and any potential external forces. Additionally, ductile iron pipes have a high resistance to corrosion, which is crucial for long-term performance in buried environments. Their flexibility also allows them to withstand ground movements and settle without breaking. Overall, ductile iron pipes are a reliable and cost-effective choice for deep burial installations.

Q:What if the ductile iron pipe is broken?: Ductile cast iron pipes are broken because of the excessive heat treatment during casting or the lack of proper addition in casting to prevent the proper change of the proper brittleness and cause the rupture to be effective.

Q:What are the requirements for the hydrostatic test of ductile iron pipes?: Hydraulic test of pipeline segment length should not be more than 1 kilometers, the test pipe should be in full of water, no pressure under the condition of full immersion, soaking time of ductile cast iron pipe without mortar lining not less than 24 hours, a mortar lining the immersion of not less than 48 hours.

Q:How many meters does the cast iron water supply pipe dn150,1 tons?: Centrifugal ductile iron pipe water-cooled metal type centrifuge daira executed by.Dg100 mm following the closed mold mold jacket cooling, more than Dg150rnm with rain type cooling.

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