DUCTILE IRON PIPES AND PIPE FITTINGS K8 CLASS DN450

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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:The difference between cast iron pipe and ductile iron pipe: Cast iron pipes, also known as pig iron pipes, ordinary gray iron. Often used in socket connection, the sealing material is usually cement rigid interface.

Q:What is the difference between a PE fire hose and a ductile iron pipe?: Cast iron pipe: cast pipe made of cast iron. 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. 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:What are the disadvantages of using ductile iron pipes?: There are several disadvantages associated with using ductile iron pipes in various applications. Firstly, ductile iron pipes tend to be more expensive compared to other types of pipes, such as PVC or HDPE. This can be a significant drawback for projects with budget constraints. Secondly, ductile iron pipes are relatively heavy, which makes transportation and installation more labor-intensive and time-consuming. This can increase the overall cost of the project, especially when considering the need for specialized equipment and a skilled workforce. Another disadvantage is that ductile iron pipes are susceptible to corrosion. Over time, exposure to various environmental factors, such as soil conditions and water chemistry, can lead to the formation of rust and scale on the inner and outer surfaces of the pipe. This can reduce the pipe's lifespan and potentially affect water quality. Furthermore, ductile iron pipes can be prone to cracking or breaking under certain conditions, especially if exposed to heavy loads or significant ground movement. This can result in costly repairs or replacements, leading to additional expenses and disruptions to the water supply. Lastly, ductile iron pipes have a relatively low resistance to impact and abrasion compared to some other materials. This means they may be more prone to damage from external forces, such as construction activities or accidental impacts, which can further increase maintenance and repair costs. Overall, while ductile iron pipes have their advantages, such as high tensile strength and durability, it is important to consider these disadvantages before deciding on their use in a particular project.

Q:Maximum pipe diameter of ductile iron pipe: What I know is that the new ductile iron pipes can reach 2400MM, which can be checked by the official website

Q:What is the expected external coating for ductile iron pipes?: The expected external coating for ductile iron pipes is typically a protective layer of asphaltic or polyethylene coating.

Q:How are ductile iron pipes different from other types of pipes?: DI pipes, also called ductile iron pipes, possess unique properties and are manufactured differently from other pipe types. They are specifically designed to withstand high-pressure systems and offer exceptional strength and durability, setting them apart from PVC, steel, or concrete pipes. One significant distinction lies in the material used. DI pipes are made from a type of cast iron containing additional elements like carbon and silicon, which give them remarkable strength and flexibility. This composition enables DI pipes to handle high-pressure systems, making them suitable for applications requiring reliable water supply, such as water mains, sewer systems, and industrial pipelines. Another distinguishing feature of DI pipes is their ability to endure external loads and pressure. They possess high tensile strength, enabling them to bear heavy loads without cracking or breaking. This property makes them ideal for underground installations, where they can withstand the weight of soil, traffic, and other external factors. Furthermore, DI pipes exhibit excellent corrosion resistance. They are coated with a protective layer, typically through cement lining, which safeguards against rust and corrosion caused by the elements, chemical reactions, or transported fluids. This corrosion resistance significantly extends the pipes' lifespan, reducing maintenance and replacement costs over time. Additionally, DI pipes offer great flexibility. They are renowned for their ductility, meaning they can deform under stress without fracturing, making them less prone to cracks and leaks. This inherent flexibility allows them to withstand ground movement and seismic activities, ensuring a safe and reliable water distribution system. Regarding installation, DI pipes are relatively easy to handle due to their lighter weight compared to materials like concrete or steel. They are also available in various lengths and diameters, making them adaptable to different project requirements. In conclusion, DI pipes distinguish themselves through their exceptional strength, resilience, corrosion resistance, and ease of installation. These properties make them the preferred choice for numerous infrastructure projects, where reliability and longevity are critical factors.

Q:What is the DN400 installation charge for ductile iron pipes?: The wages paid under special circumstances: refers to the provisions of the state laws, regulations and policies, due to illness, injury, maternity leave, family planning leave, funeral leave, leave, leave, leave, regular shutdown, implementation of national or social obligations due to pay a certain percentage of wage hourly wage or salary when.

Q:Can ductile iron pipes be used in areas with high soil erosion?: Yes, ductile iron pipes can be used in areas with high soil erosion. Ductile iron is known for its high tensile strength and durability, making it resistant to external forces such as soil erosion. It is a suitable choice for underground piping systems in such areas, providing long-term reliability and stability.

Q:Are ductile iron pipes suitable for airport runway drainage?: Yes, ductile iron pipes are suitable for airport runway drainage. Ductile iron pipes have excellent strength and durability, making them capable of withstanding heavy loads and extreme conditions, which are often encountered in airport operations. They are resistant to corrosion, which is crucial in a drainage system that may be exposed to various chemicals and environmental factors. Ductile iron pipes also have smooth inner surfaces, allowing for efficient flow of water and preventing blockages that could disrupt the drainage system. Additionally, they are easy to install and maintain, making them a reliable choice for airport runway drainage systems.

Q:What are the different joint types available for ductile iron pipes?: There are several different joint types available for ductile iron pipes. These joints play a crucial role in ensuring the integrity and reliability of the pipeline system. 1. Push-on Joint: This is the most common type of joint used for ductile iron pipes. It involves a rubber gasket that is placed inside the bell end of the pipe, and the spigot end is then pushed into the bell, creating a tight seal. This joint is quick and easy to assemble and provides excellent resistance to soil movement and water pressure. 2. Mechanical Joint: This joint involves a gland and follower that are tightened around the spigot end of the pipe using bolts and nuts. The mechanical joint provides a strong and durable connection and is commonly used for larger diameter pipes or in applications where higher pressure or thrust loads are expected. 3. Flanged Joint: Flanged joints are used when the pipes need to be connected to other components, such as valves or fittings. The ends of the pipes are machined and fitted with flanges that are bolted together using gaskets to create a secure connection. Flanged joints are often used in industrial applications or where frequent disassembly is required. 4. Restrained Joint: Restrained joints are designed to withstand higher thrust forces and prevent the pipe from separating or pulling apart. They typically utilize a combination of mechanical joint components, such as bolts and glands, along with additional restraining elements like welded or bolted-on restraints. These joints are commonly used in high-pressure applications or where the pipeline is subjected to significant external forces. It is important to select the appropriate joint type based on factors such as pipeline design, operating conditions, and installation requirements. Consulting with a knowledgeable engineer or pipe manufacturer can help determine the most suitable joint type for a specific ductile iron pipe application.

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