DUCTILE IRON PIPES AND PIPE FITTINGS K9 CLASS DN600

DUCTILE IRON PIPES AND PIPE FITTINGS K9 CLASS DN600

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 22 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:What is the expected roughness coefficient of ductile iron pipes?: The expected roughness coefficient of ductile iron pipes can vary depending on various factors such as pipe diameter, age, and condition. However, in general, the roughness coefficient for ductile iron pipes is typically around 0.01-0.015 mm. This value represents the average roughness of the internal surface of the pipe and is used in hydraulic calculations to determine the flow characteristics and pressure losses within the pipe network. It is important to note that these values are approximate and can vary based on specific pipe conditions and applications.

Q:Are ductile iron pipes suitable for bridge crossings?: Yes, ductile iron pipes are suitable for bridge crossings. Ductile iron pipes are known for their high strength and durability, making them a reliable choice for various applications, including bridge crossings. These pipes can withstand heavy loads and are resistant to corrosion, which is especially important in bridge crossings where they may be exposed to harsh environmental conditions. Additionally, ductile iron pipes have the ability to flex and withstand ground movement, making them ideal for bridge crossings where the ground may shift or settle over time. Overall, ductile iron pipes offer the necessary characteristics to ensure the safe and efficient transportation of fluids or materials across bridges.

Q:Luo what effect of ductile cast iron: Chromium is an anti graphitization element, which hinders the graphitization process of cast iron, increases the content of cementite (Fe3C) in the internal structure of cast iron, and stabilizes pearlite at the same time. It affects the mechanical and processing properties of nodular cast iron.

Q:Can ductile iron pipes be used for water supply in buildings?: Yes, ductile iron pipes can be used for water supply in buildings. Ductile iron pipes are known for their strength, durability, and corrosion resistance, making them suitable for a variety of applications, including water supply systems. They have a high tensile strength and can withstand high-pressure environments, making them ideal for delivering water to buildings. Additionally, ductile iron pipes have a long service life, reducing the need for frequent replacements. They also have good flow characteristics, allowing for efficient water distribution within the building. Therefore, ductile iron pipes are a reliable and commonly used choice for water supply systems in buildings.

Q:Are ductile iron pipes resistant to alkali attacks?: Ductile iron pipes have been proven to be highly resistant to alkali attacks. The material used in ductile iron pipes, known as ductile cast iron, is formulated with specific chemical compositions that provide exceptional corrosion resistance. This resistance extends to alkali attacks, which are chemical reactions that occur when alkaline substances come into contact with metals or other materials. Ductile iron pipes have a dense and protective oxide film on their inner and outer surfaces, which acts as a barrier against chemical attacks. This oxide film forms naturally over time, and its composition and structure provide excellent resistance to alkali attacks. Additionally, ductile iron pipes are often coated with various protective layers, such as epoxy or zinc, to further enhance their resistance to corrosion and chemical reactions. It is important to note that while ductile iron pipes are highly resistant to alkali attacks, the severity and concentration of the alkali substances can still impact their overall performance. In extreme cases, very high concentrations of alkali substances or prolonged exposure to aggressive alkaline environments may eventually cause some damage to the protective layers of the pipes. However, under normal conditions and within acceptable parameters, ductile iron pipes are considered to have excellent resistance to alkali attacks.

Q:How are ductile iron pipes repaired if they get damaged?: Ductile iron pipes are typically repaired using various methods depending on the extent of the damage. Common repair techniques include spot repair, where damaged sections are cut out and replaced with new pipe sections, and trenchless repair methods such as pipe lining or pipe bursting. These methods minimize disruption and excavation while ensuring the structural integrity of the pipe is restored.

Q:Are ductile iron pipes suitable for horizontal directional drilling (HDD) installations?: Yes, ductile iron pipes are suitable for horizontal directional drilling (HDD) installations. Ductile iron pipes are known for their strength and durability, making them an excellent choice for HDD projects. HDD involves drilling a horizontal hole underground and pulling a pipe through it, which can be challenging due to the forces exerted on the pipe during installation. Ductile iron pipes can withstand these forces and maintain their structural integrity, ensuring a successful HDD installation. Additionally, ductile iron pipes have excellent corrosion resistance, making them suitable for various soil and environmental conditions encountered during HDD projects. Overall, ductile iron pipes offer the necessary characteristics to withstand the rigors of HDD installations and are a reliable choice for such applications.

Q:Can ductile iron pipe be used for hydroelectric power generation?: Hydroelectric power generation is made possible with the use of ductile iron pipes. Ductile iron, a type of cast iron known for its strength, durability, and resistance to corrosion, is well-suited for a range of applications, including the construction of hydroelectric power generation systems. One specific application of ductile iron pipes in hydroelectric power plants is for water conveyance. These pipes, commonly referred to as penstocks, play a vital role in transporting water from the reservoir to the turbines. Given the high pressure and flow rates involved, ductile iron pipes are capable of withstanding these demanding conditions. Moreover, the resistance of ductile iron pipes to corrosion is particularly essential in hydroelectric power generation. The water used in this process can be highly corrosive due to its composition and the presence of impurities. By utilizing ductile iron pipes, the system remains sturdy and durable over time, resulting in reduced maintenance and replacement expenses. Furthermore, the versatility of ductile iron pipes allows for easy joining using different methods such as flanged, mechanical, or push-on joints. This facilitates efficient and reliable installation, ensuring the integrity of the water conveyance system in hydroelectric power plants. In conclusion, ductile iron pipe is a suitable choice for hydroelectric power generation due to its strength, durability, corrosion resistance, and ease of installation. Its utilization in penstocks and other water conveyance systems contributes to the efficient and dependable operation of hydroelectric power plants.

Q:Are ductile iron pipes suitable for use in industrial applications?: Yes, ductile iron pipes are suitable for use in industrial applications. They have excellent strength and durability, making them ideal for transporting water, chemicals, and other fluids in industrial settings. Ductile iron pipes are also resistant to corrosion, which is crucial for maintaining a long lifespan in industrial environments. Additionally, their flexibility and ease of installation make them a cost-effective choice for industrial applications.

Q:Which direction should the spigot of the K9 ductile iron pipe be installed?: 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.

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