DUCTILE IRON PIPE AND PIPE FITTINGS K8CLASS DN800

DUCTILE IRON PIPE AND PIPE FITTINGS K8CLASS DN800

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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: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:Can ductile iron pipes be used for both water and sewage systems?: Yes, ductile iron pipes can be used for both water and sewage systems. Ductile iron pipes are known for their high strength and durability, making them suitable for a wide range of applications, including water supply and sewage systems. These pipes have a high resistance to corrosion, making them ideal for carrying both clean water and sewage. Additionally, ductile iron pipes have excellent mechanical properties, allowing them to withstand the high pressure and stress that can be present in water and sewage systems. Therefore, ductile iron pipes are a reliable and versatile choice for both water and sewage systems.

Q:Are ductile iron pipes resistant to root intrusion?: Yes, ductile iron pipes are generally resistant to root intrusion due to their strong and durable composition.

Q:Are ductile iron pipes suitable for bridge crossings or crossings under roadways?: Bridge crossings or crossings under roadways can be easily accommodated with ductile iron pipes. These pipes possess remarkable strength, durability, and resistance against external forces like heavy traffic loads and bridge movements. With their high tensile strength, they can endure the stress and strain caused by vehicles passing over them. Furthermore, ductile iron pipes exhibit exceptional corrosion resistance, rendering them suitable for underground installations that may come into contact with water or other corrosive elements. Additionally, their long lifespan and minimal maintenance requirements make them a dependable choice for bridge crossings or crossings under roadways. Consequently, ductile iron pipes offer a cost-effective and efficient solution for such infrastructure projects.

Q:What is the DN400 installation charge for ductile iron pipes?: 1. hourly wage or piece wage: refers to the hourly wage and work hours or the work done by the unit price to pay individual labor remuneration.2. prize: refers to the excess labor and increase revenue of remuneration paid to individuals. Such as saving prize, labor competition prize, etc..3. subsidy: refers to compensate workers special or extra labor and other special reasons for the subsidies paid to individuals, and in order to ensure that the impact of inflation on real wages paid to individual price subsidies. Such as mobile construction allowance, special area construction allowance, high temperature (cold) operation, temporary allowance, aerial allowance and so on.

Q:How are ductile iron pipes installed?: Typically, the installation of ductile iron pipes follows a specific process. Firstly, the required depth and width of the trench are excavated. Careful leveling and compaction of the trench's bottom then establish a stable foundation. Next, a bedding material, usually a mixture of sand and gravel, is placed at the trench's bottom. This material supports the pipe and distributes the load evenly, while also safeguarding it from any sharp objects in the soil. Once the bedding is prepared, the ductile iron pipes are gently lowered into the trench and aligned as desired. Proper alignment and the correct slope are essential for efficient water flow. Subsequently, the pipes are joined together using either a mechanical joint or a push-on joint system. These joints are designed to create a secure, leak-free connection between the pipes. Rubber gaskets are typically used to seal the joints and establish a watertight seal. After joining the pipes, the trench is backfilled with the excavated soil. Care is taken to compact the soil in layers to prevent settlement. The backfilling process is typically carried out in stages to ensure proper compaction. Lastly, the installation is completed by connecting the ductile iron pipes to the existing water supply system or other pipes using appropriate fittings and valves. Pressure testing may also be conducted to verify the installation's integrity. In conclusion, the installation of ductile iron pipes necessitates meticulous planning, precise alignment, and secure jointing to establish a durable and dependable water supply system.

Q:What is the expected noise reduction of ductile iron pipes?: The expected noise reduction of ductile iron pipes can vary depending on several factors, including the specific characteristics of the pipe material and design, the installation method, and the surrounding environment. However, generally speaking, ductile iron pipes have been found to provide significant noise reduction compared to other pipe materials. Ductile iron pipes are known for their superior acoustic performance due to their dense and robust construction. The material's high density helps to absorb and dampen noise vibrations, reducing the transmission of sound waves through the pipe. Additionally, the smooth internal surface of ductile iron pipes minimizes turbulence and friction, further contributing to noise reduction. Various studies and field tests have shown that ductile iron pipes can achieve noise reductions ranging from 10 to 20 decibels (dB) or even higher, depending on specific conditions. These noise reductions can significantly improve the acoustic environment in areas where the pipes are used, such as residential areas, hospitals, or schools. It is important to note that while ductile iron pipes can provide substantial noise reduction, other factors such as pipe connections, fittings, and valves can affect the overall acoustic performance. Proper installation techniques, including the use of effective seals and dampers, can further enhance noise reduction. In conclusion, ductile iron pipes are expected to deliver notable noise reduction benefits due to their dense construction, smooth internal surface, and efficient installation methods. However, it is essential to consider the specific project requirements and consult with professionals to determine the expected noise reduction levels based on the particular circumstances.

Q:How do ductile iron pipes perform in earthquake-induced ground movements?: Ductile iron pipes have proven to be a reliable and resilient choice for underground infrastructure, including in areas prone to earthquake-induced ground movements. The unique properties of ductile iron, such as its strength and flexibility, allow it to withstand the effects of ground movements during an earthquake. During an earthquake, the ground experiences shaking and shifting, which can exert significant forces on underground pipes. Ductile iron pipes have the ability to flex under these forces, absorbing the energy and reducing the risk of failure. They can withstand substantial ground movements without cracking or breaking, which ensures the continued flow of water or other fluids. In addition, ductile iron pipes have excellent resistance to corrosion and are highly durable, making them suitable for long-term use in earthquake-prone areas. This reduces the need for frequent maintenance or replacement, providing cost-effective and reliable infrastructure solutions. Furthermore, the joints used in ductile iron pipe installations are designed to accommodate movement and allow for slight adjustments during ground shifts. This flexibility prevents the pipes from becoming dislodged or separated, maintaining the integrity of the system. Overall, ductile iron pipes have a proven track record of performance in earthquake-induced ground movements. They offer resilience, flexibility, and durability, ensuring the continuous functioning of water and sewer systems even in areas prone to seismic activity.

Q:How are ductile iron pipes tested for quality assurance?: To guarantee the quality and adherence to industry standards of ductile iron pipes, a variety of testing procedures are carried out. These tests evaluate both the raw materials and the finished products, aiming to ensure the pipes' durability, strength, and overall reliability. The first step involves analyzing the chemical composition of the raw materials used in the manufacturing process. This analysis verifies that the iron, carbon, and other elements fall within the specified range, as different compositions can impact the pipes' strength and resistance to corrosion. Next, mechanical tests assess the pipes' strength and ductility. Tensile tests determine properties like ultimate tensile strength, yield strength, and elongation, which help assess the pipes' ability to withstand external pressure and bending forces. Moreover, impact tests measure the pipe's ability to resist sudden loading or impact. By evaluating the energy absorbed by the pipes under high impact force, these tests ensure that the pipes can endure accidental impacts during installation or operation. Another pivotal test is the hydrostatic pressure test, which examines the pipes' capacity to withstand internal pressure. By subjecting the pipes to a specific pressure for a designated duration while filled with water, this test ensures their capability to handle expected operating pressures without any leakage or failure. Furthermore, dimensional and visual inspections are conducted to verify that the pipes meet the required specifications. These inspections involve checking the outer diameter, length, wall thickness, and overall appearance for any defects, such as cracks, voids, or irregularities. Lastly, corrosion resistance tests evaluate the pipes' ability to resist corrosion when exposed to different environments or fluids. These tests help determine the pipes' expected lifespan and their suitability for various applications. In conclusion, these quality assurance tests are vital in ensuring that ductile iron pipes adhere to the necessary standards and deliver dependable, long-lasting performance in diverse infrastructure projects.

Q:Are ductile iron pipes resistant to UV radiation?: No, ductile iron pipes are not resistant to UV radiation.

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