DUCTILE IRON PIPES AND PIPE FITTINGS c30 CLASS DN450

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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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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 relationship between the direction of the spigot and the direction of the flow in the ductile iron pipe?: The utility model is mainly used for conveying water, and is an ideal choice for tap water pipes.

Q:What is the K9 standard pressure for ductile iron pipes?: The annealed ductile iron pipe is composed of ferrite and pearlite. The mechanical properties of the ductile iron pipe are better. Ductile iron pipes mainly called centrifugal ductile iron pipe, it has the properties of nature, iron and steel, excellent corrosion resistance, good ductility, good sealing effect, simple installation, mainly for municipal, industrial and mining enterprises, water supply, gas, oil etc.. Water supply pipe is the first choice, with high cost performance. Compared with the PE pipe, from the installation time, ductile pipe PE pipe installation is simple and rapid, and after the installation of internal and external pressure bearing better tightness and corrosion resistance; from the point of view, ductile pipe sealing better after installation, but also can improve the corrosion resistance of corrosion protection through a variety of means; from the hydraulic performance, because ductile pipe specifications generally refers to the inner diameter of PE pipe diameter specifications generally refers to the same specifications, because under the condition of ductile pipe can achieve greater runoff; from the installation and maintenance cost, ductile pipe have more favorable price. The main components of ductile iron pipes are carbon, silicon, manganese, sulfur, phosphorus and magnesium. The inner wall of zinc spray, anti-corrosion materials such as cement mortar.

Q:Are ductile iron pipes suitable for wastewater systems?: Yes, ductile iron pipes are suitable for wastewater systems. Ductile iron is a strong and durable material that is resistant to corrosion and can withstand the harsh conditions often found in wastewater systems. It has a high tensile strength, which allows it to handle the pressure and stress caused by the flow of wastewater. Additionally, ductile iron pipes are easy to install and have a long lifespan, making them a cost-effective choice for wastewater systems. Overall, ductile iron pipes are a reliable and suitable option for carrying wastewater in various applications.

Q:How does ductile iron pipe perform in corrosive soils?: Due to its inherent corrosion resistance properties, ductile iron pipe demonstrates exceptional performance in corrosive soils. This is attributed to its unique composition of iron, carbon, and other elements that enhance its durability and resistance to corrosion. A key feature of ductile iron pipe is its protective lining, which is either cement mortar or a special epoxy coating. This lining acts as a barrier between the corrosive soil and the pipe, preventing direct contact and corrosion. Furthermore, compared to other materials like steel, ductile iron pipe exhibits higher resistance to external corrosion. It can withstand the chemical reactions caused by acidic or alkaline soils and remains unaffected by the corrosive elements present in the ground. This quality makes it an ideal choice for installation in highly corrosive soil areas. Moreover, ductile iron pipe has a long service life, further contributing to its performance in corrosive soils. Its durability and resistance to corrosion ensure that it can withstand the challenges posed by corrosive soils for several decades without significant degradation. In conclusion, ductile iron pipe excels in corrosive soils due to its protective lining, resistance to external corrosion, and long service life. Its ability to withstand the harsh conditions presented by corrosive soils makes it a reliable and durable choice for various applications such as water distribution, sewage systems, and industrial pipelines.

Q:Can ductile iron pipes be used in areas with high groundwater levels?: Yes, ductile iron pipes can be used in areas with high groundwater levels. Ductile iron pipes are known for their durability and strength, making them suitable for various underground applications, including areas with high water tables. They have a robust construction that can withstand external pressures and corrosive environments, making them an excellent choice for water and wastewater systems in such areas.

Q:Can ductile iron pipes be made of flexible waterproof sleeves?: The casing can be divided into ordinary casing to be 2-4 cm thick than the pipe to be used and fixed to the wall or plate, and the pipe passes through it. Flexible bushing - between the casing and pipe, with flexible material to seal the sealing effect. Rigid casing - that is, between the casing and pipe with rigid material sealed to achieve sealing effect. Waterproof casing - is the use of the casing of the environment is to prevent liquid leakage or leakage into place (such as the pool, septic tanks, basement, etc.) is on the outer wall of the bushing is not less than 1 times increase waterproof wing, this wall is poured in the casing as a whole, not because of swelling shrinkage factor and crack and leakage.

Q:How are ductile iron pipes different from cast iron pipes?: Ductile iron pipes are different from cast iron pipes in terms of their composition and properties. Ductile iron pipes are made from a type of cast iron that has been treated with magnesium to improve its strength and flexibility. This makes ductile iron pipes more durable, impact-resistant, and less prone to cracking or breaking compared to traditional cast iron pipes. Additionally, ductile iron pipes have a higher tensile strength, allowing them to withstand higher internal and external pressures. In summary, ductile iron pipes are a more modern and advanced version of cast iron pipes, offering improved performance and longevity.

Q:Can ductile iron pipes be used for underground wastewater outfalls?: Yes, ductile iron pipes can be used for underground wastewater outfalls. Ductile iron is a strong and durable material that can withstand the harsh conditions of underground installations, making it suitable for transporting wastewater efficiently and reliably.

Q:How is ductile iron pipe manufactured?: The manufacturing of ductile iron pipe involves a specific process called centrifugal casting. To start, iron is melted in a furnace and certain elements like carbon and silicon are added to achieve desired properties. Once the iron is melted, it is poured into a mold or die that is rotating at a high speed. As the molten iron is poured into the rotating mold, centrifugal force causes the liquid metal to move towards the inner surface of the mold. This force results in the metal solidifying from the outer surface inward. This creates a pipe with a dense outer layer and a more porous inner layer. The centrifugal casting process guarantees that the outer surface of the pipe is free from impurities and defects, ensuring its strength and durability. Once the pipe has solidified, it is taken out of the mold and undergoes further processing. The pipe is cleaned, excess material is trimmed, and any imperfections on the surface are eliminated. It is then given a protective coating, such as zinc or epoxy, to enhance its resistance to corrosion. The final step in the manufacturing process is quality control and testing. Ductile iron pipes go through various tests to ensure they meet the required standards. These tests include hydrostatic pressure testing, dimensional inspection, and inspection of the internal and external coating. In conclusion, ductile iron pipe is manufactured using the centrifugal casting process, which involves melting iron, pouring it into a rotating mold, and allowing it to solidify under the influence of centrifugal force. The resulting pipe is then cleaned, coated, and subjected to rigorous quality control to ensure its strength, durability, and adherence to standards.

Q:What is the expected pressure rating for ductile iron pipes?: The expected pressure rating for ductile iron pipes typically ranges from 150 to 350 psi.

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