DUCTILE IRON PIPE AND PIPE FITTINGS K9 CLASS DN700

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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:Ductile iron gears are generally treated without heat treatment: Heat treatment must be necessary, generally annealed first to machine, after quenching or nitriding treatment

Q:Are ductile iron pipes resistant to chemical attacks?: Generally, ductile iron pipes exhibit resistance to chemical attacks. The high corrosion resistance of ductile iron makes it suitable for a wide range of applications, including water and wastewater systems. To further enhance their resistance to chemical attacks, ductile iron pipes are commonly lined with a protective coating such as cement mortar or epoxy. This lining acts as a barrier between the pipe material and corrosive substances, preventing any degradation of the iron. However, it is important to consider that the level of resistance may vary depending on the specific chemical being transported, as well as the concentration and temperature of the solution. Therefore, it is advisable to seek the guidance of experts or engineers to ensure the appropriateness of ductile iron pipes for specific chemical environments.

Q:Do ductile iron pipes require internal linings for potable water?: No, ductile iron pipes do not require internal linings for potable water. Ductile iron is a type of iron that has been treated to enhance its strength and flexibility. It is commonly used for water distribution systems due to its durability and resistance to corrosion. Unlike other materials, such as cast iron or steel, ductile iron pipes have a protective layer called a cement-mortar lining, which provides an effective barrier against corrosion and prevents the leaching of any harmful substances into the water. This lining is applied during the manufacturing process and is designed to withstand the corrosive properties of potable water, making internal linings unnecessary. Additionally, the smooth surface of ductile iron pipes helps to maintain the quality and flow of water without the need for additional linings.

Q:Ductile iron pipe length is generally much: The water-cooled metal ductile iron pipe has a single length of 6 meters, and the current mainstream ductile tubes are water-cooled metal ductile iron pipes.

Q:When the ductile iron pipe is pressed, the three links are always running out. What should be done?: If the pipe is not laid, but installed outdoors, it is recommended to cement the pier and stabilize the pipe at the three and the pipe connection. The problem of the above situation lies in the pressure test in the open air, the outer wall of the pipe without the external pressure and the balance of internal pressure. Xin hot pipe industry

Q:What pipe can be used to replace the cast iron pipe in the water supply? Thank you: According to the casting method, it is divided into continuous cast iron pipe and centrifugal cast iron pipe, in which the centrifugal cast iron pipe is divided into sand mould and metal type two kinds. Divided into gray cast iron pipe and nodular cast iron pipe according to different material. According to the interface form, it is divided into flexible interface, flange interface, self anchored interface, rigid interface and so on. Among them, the flexible iron pipes rubber sealing ring; flange interface cast iron pipe flange fixed in the rubber pad, the flange gasket sealing; rigid interface cast iron pipe socket is large, straight pipe is inserted, sealed with cement, this technology has been basically eliminated.

Q:Can ductile iron pipes be used for pressure surge applications?: Yes, ductile iron pipes can be used for pressure surge applications. Ductile iron pipes have excellent strength and durability, making them suitable for handling surge pressures caused by sudden changes in flow rates or water hammer events. They can withstand high internal pressures and have a high resistance to impact and fatigue. Additionally, ductile iron pipes have a smooth interior surface that allows for efficient flow of fluids, minimizing the potential for pressure surges. However, it is important to consider factors such as pipe size, wall thickness, and proper installation techniques to ensure the pipes can safely handle the specific pressure surge conditions in a given application. Consulting with a professional engineer or pipe manufacturer is recommended to determine the suitability of ductile iron pipes for pressure surge applications.

Q:Can cast iron pipes not be used for domestic water supply and drainage?: Can be used for life drainage, I last year to do the public construction, 24 layers of life and drainage on the cast iron pipe.

Q:Are ductile iron pipes suitable for wastewater treatment plants?: Yes, ductile iron pipes are suitable for wastewater treatment plants. Ductile iron pipes are known for their durability, strength, and resistance to corrosion, making them ideal for handling the harsh and corrosive environment found in wastewater treatment plants. Additionally, they have a smooth internal surface, reducing the risk of clogging and facilitating the efficient flow of wastewater.

Q:An urban infrastructure construction, water supply pipe is ductile iron pipe and PE pipe, thank you: From the tightness and corrosion resistance, 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 more runoff large; from the installation and maintenance cost, ductile pipe have more favorable price.

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