DUCTILE IRON PIPE AND PIPE FITTINGS K7 CLASS DN900

DUCTILE IRON PIPE AND PIPE FITTINGS K7 CLASS DN900

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 32 pc

Supply Capability:: 3000 pc/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:Are ductile iron pipes resistant to alkaline attacks?: Yes, ductile iron pipes are generally resistant to alkaline attacks. Ductile iron is known for its durability and corrosion resistance, making it suitable for various applications including water and wastewater systems. Alkaline substances, such as high pH levels in water or chemicals, can potentially cause corrosion in certain metals, but ductile iron has been specifically designed to withstand these conditions. Its composition, including the addition of alloying elements like nickel and chromium, enhances its resistance to alkaline attacks. Additionally, ductile iron pipes are often lined with protective coatings, such as cement mortar or polyethylene, further enhancing their resistance to alkaline substances. However, it is important to note that the specific resistance of ductile iron pipes to alkaline attacks can depend on factors such as the concentration and duration of exposure to alkaline substances, as well as the presence of other corrosive agents. Therefore, it is always advisable to consult with manufacturers or industry experts to ensure the suitability of ductile iron pipes for specific alkaline environments.

Q:Can ductile iron pipes be used in nuclear power plants?: Ductile iron pipes are suitable for use in nuclear power plants due to their improved flexibility and strength compared to traditional cast iron pipes. They are known for their durability, resistance to corrosion, and ability to withstand high pressure and temperature conditions. These pipes are a reliable and robust choice for transporting water, coolant, and other fluids in nuclear power plants. However, it is crucial to consider the specific requirements and regulations of each power plant before selecting the pipe material. It is necessary to ensure proper testing, certification, and compliance with nuclear industry standards to guarantee the safe and efficient operation of the power plant.

Q:How much is the manual installation fee of ductile iron pipes from 100 to 150 per metre?: Upstairs said 9 yuan per meter, about the same, if you use the special (ductile iron pipe installation tool) construction greatly saves the labor cost, very fast and convenient, can search, is a special tool for the new, I hope to help you.

Q:What are the advantages of using ductile iron pipes?: Using ductile iron pipes in various applications offers several advantages. To begin with, ductile iron pipes possess a high strength-to-weight ratio, making them a cost-effective option for transporting fluids or gases. They can endure high internal and external pressures, ensuring the dependable and efficient transportation of materials. Furthermore, ductile iron pipes exhibit exceptional corrosion resistance. They are impervious to rust and other forms of corrosion, expanding their lifespan and reducing maintenance expenses. This makes them suitable for underground and underwater applications where corrosive elements are present. Moreover, ductile iron pipes demonstrate superior ductility, enabling them to withstand heavy external loads and impacts without cracking or breaking. This renders them less vulnerable to damage during installation or exposure to harsh environmental conditions. In addition, ductile iron pipes possess excellent flow characteristics. Their smooth inner surface minimizes friction and pressure losses, resulting in efficient fluid flow and reduced pumping costs. This is particularly advantageous in applications requiring high flow rates or long-distance transportation. Additionally, ductile iron pipes are environmentally friendly. They are produced from recycled materials and can be recycled themselves, reducing the demand for raw materials and minimizing environmental impact. Furthermore, their prolonged service life diminishes the need for frequent replacements, further reducing waste generation. Lastly, ductile iron pipes offer versatile installation options. They can be installed using various techniques like trenchless methods, which minimize disruption to the surrounding environment and lower installation costs. Their adaptability and ease of installation make them a preferred choice for various construction projects. Overall, the benefits of utilizing ductile iron pipes encompass their high strength, corrosion resistance, ductility, flow characteristics, environmental friendliness, and versatile installation options. These factors establish them as a reliable and cost-effective choice for numerous applications in various industries.

Q:What is the disadvantage of nodular cast iron in excess of silicon?: Therefore, the increase of silicon content in nodular iron greatly improves the strength index and reduces toughness. Ductile iron has a greater crystalline undercooling and a tendency to chill when treated by spheroidizing, and silicon reduces this tendency.

Q:What pipe can be used to replace the cast iron pipe in the water supply? Thank you: Cast iron pipes (Cast, Iron, Pipe), cast cast pipe. Cast iron pipes are used for water supply, drainage and gas transmission lines. They include cast iron pipes and pipe fittings. Labor intensity is small.

Q:Can ductile iron pipe be used for desalination plants?: Certainly, desalination plants can utilize ductile iron pipe. Ductile iron, a robust and enduring material, has found extensive application across various industries, notably in water and wastewater treatment facilities. It boasts exceptional resistance against corrosion, remarkable tensile strength, and the ability to withstand external loads and pressures. Consequently, it proves ideal for conveying water and other fluids within desalination plants, where the presence of high salt concentration and other corrosive elements prevails. Furthermore, ductile iron pipes are renowned for their prolonged service life and minimal maintenance demands, rendering them advantageous to desalination plants that operate continuously and necessitate a dependable and efficient piping system.

Q:How does ductile iron pipe perform in extreme weather conditions?: Ductile iron pipes are renowned for their exceptional performance in adverse weather conditions. These pipes demonstrate remarkable durability, resistance, and flexibility, making them suitable for enduring harsh weather such as extreme temperatures, heavy rainfall, snowfall, and even earthquakes. One of the notable characteristics of ductile iron is its capacity to withstand damage caused by freezing temperatures. Unlike other materials, ductile iron pipes possess a low coefficient of thermal expansion, enabling them to resist the expansion and contraction that occurs during freeze-thaw cycles without experiencing cracks or breaks. Consequently, these pipes remain intact and continue to function optimally even in extremely cold conditions. Furthermore, ductile iron pipes exhibit excellent resistance to corrosion, rendering them highly resilient to the corrosive effects of severe weather. They are shielded by a sturdy zinc coating, which acts as a barrier against rust and other forms of corrosion. This coating, in conjunction with the inherent strength of ductile iron, grants these pipes exceptional resistance to the corrosive effects of rain, snow, and moisture. Moreover, ductile iron pipes possess superior flexibility, allowing them to accommodate ground movement and seismic activity. In areas prone to earthquakes or soil shifting, these pipes can absorb stress and strain without fracturing, guaranteeing a continuous supply of water and sewage services even in the most challenging weather conditions. Overall, ductile iron pipes excel in extreme weather conditions due to their durability, resistance to freezing, corrosion, and flexibility. Their ability to withstand the elements ensures an uninterrupted supply of water and sewage systems, providing reliability and peace of mind to utility providers and communities, even in the most unforgiving environments.

Q:Can ductile iron pipes be used for seawater intake systems?: Seawater intake systems can utilize ductile iron pipes, which are a type of cast iron renowned for their strength, durability, and corrosion resistance. These properties render them suitable for various applications, including seawater intake systems. The high salt content of seawater makes it highly corrosive, posing a threat to regular cast iron pipes that may suffer from corrosion and damage over time. However, ductile iron pipes possess a protective coating acting as a corrosion barrier, enabling them to endure the harsh conditions of seawater. Furthermore, compared to regular cast iron pipes, ductile iron pipes exhibit superior tensile strength, enhancing their resistance to the intense pressures and stresses associated with seawater intake systems. As a result, ductile iron pipes offer a dependable and cost-effective option for seawater intake systems.

Q:Ductile cast iron can replace copper sleeve: The tensile and compressive capacity of the ball milled cast iron is not as good as that of copper. The hardness of Rongchang graphite copper sheath can reach HB210

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