ductile iron pipe of chinaClass in bulk

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Quick Details

Place of Origin:China (Mainland)
Model Number:DN80-1600
Length:6M/5.7M/NEGOTIATED
Standard:ISO2531 / EN545
Application:Potable/Sewage Water
Diameter:DN80-1600
Shape:Round
Hardness:230
Pipe Wall Thickness:standerd
Pull Strength:420
Yield (≥ MPa):300
Material:Ductile Iron
water ductile iron pipe:SO2531 / EN545 DI pipe

Packaging & Delivery

Delivery Detail:	30-45 days

Specifications

ductile iron pipe:
1. DN80-DN1600mm (T-Type, Class K9)
2.effective length 6m/pc
3.comply with ISO2531/EN545/EN598

Company Profile

CNBM International Corporation is the leading production base and renowned supplier of Ductile Iron Water Pipe systems of both potable and waste water in China. We are constantly looking to develop high quality products to ensure the longest service life and wonderful performance.

CNBM Pipelines regard quality as the essential factor leading to successful business. Every ductile iron pipe is tested in accordance with BS EN545 (water application) or BS EN598 (sewer application). CNBM Pipelines products comply with and are tested according to the relevant European and International Standards. Our pipes are manufactured under the quality management system BS EN ISO 9001. After years of efforts, CNBM Pipelines has built up great reputation in terms of quality and service among customers worldwide.

Product Introduction

CNBM ductile iron pipe ranges from DN80-DN1600mm (Tyton, T-Type, Class K7/K8/K9), effective length: 6m, complying with ISO2531and EN545 standards.

Specification& Payment terms

Internal lining: ductile iron pipes shall have an internal cement mortar lining in acc with ISO4179.

External coating: ductile iron pipes shall be externally coated with metallic zinc spray plus a further layer of resin painting to ISO8179.

Gasket: 100% SBR/NBR/EPDM rubber gasket in accordance with ISO4633.

Packing: ductile iron pipes from DN100 to DN300 be bundled with steel belts, others are in bulk.

Payment term: L/C, T/T.
Packing: In bulk vessel or in container

Q: What are the different types of coatings available for ductile iron pipe?: There are several different types of coatings available for ductile iron pipe, each with unique properties and advantages. 1. Cement Mortar Coating: This is a commonly used coating for ductile iron pipe. It involves applying a layer of cement mortar to the interior and exterior surfaces of the pipe. This coating provides protection against corrosion and abrasion, as well as improving the hydraulic efficiency of the pipe. 2. Polyethylene Encasement: Another popular coating for ductile iron pipe is polyethylene encasement. This involves wrapping the pipe with a layer of polyethylene material. This coating provides excellent corrosion resistance and is particularly effective in protecting against soil and water contaminants. 3. Fusion-Bonded Epoxy (FBE) Coating: FBE coating involves applying a layer of epoxy powder to the pipe surface, which is then heated to create a strong bond. This coating provides excellent corrosion resistance and is commonly used in aggressive environments such as wastewater treatment plants and chemical processing facilities. 4. Zinc Coating: Zinc coating, also known as galvanization, involves applying a layer of zinc to the surface of the ductile iron pipe. This coating provides excellent corrosion resistance and is often used in outdoor applications where the pipe is exposed to moisture and humidity. 5. Bituminous Coating: Bituminous coating is a black, tar-like substance that is applied to the surface of the pipe. It provides protection against corrosion and is commonly used in underground applications where the pipe is in contact with soil or water. 6. Polyurethane Coating: Polyurethane coatings provide excellent resistance to abrasion, impact, and chemical corrosion. They are often used in aggressive environments such as oil and gas pipelines. These are just a few examples of the different types of coatings available for ductile iron pipe. The choice of coating depends on factors such as the intended application, environmental conditions, and the level of corrosion protection required. It is important to consult with industry experts and adhere to relevant standards and specifications when selecting a coating for ductile iron pipe.

Q: Can ductile iron pipe be used for high-pressure gas systems?: Ductile iron pipe is a viable option for high-pressure gas systems due to its remarkable strength and durability. Its ability to withstand high pressures makes it suitable for applications requiring such systems. It possesses outstanding mechanical properties, including high tensile strength, yield strength, and impact resistance. These properties enable it to endure the pressures associated with gas transmission. Additionally, its resistance to corrosion ensures its reliability for long-term use in high-pressure gas systems. However, to ensure optimal safety and performance, it is crucial to consider the specific requirements and regulations of the gas system and seek guidance from industry professionals for correct installation and maintenance of the ductile iron pipe.

Q: What are the meanings of cast iron pipe wall thicknesses LA, A and B respectively?: According to its manufacturing methods can be divided into: sand, centrifugal pipe, straight pipe, continuous cast iron pipe and sand pipe.According to the material used, it can be divided into gray iron pipe, nodular cast iron pipe and high silicon iron pipe.1 、 water supply cast iron pipe:The use of cast iron cast iron water pipe of No. 18 above by adding nodulizer, after centrifugal ductile cast iron pipe by centrifugal casting machine, the performance of ductile iron pipe with nature, iron and steel, excellent corrosion resistance, good ductility, good sealing effect, simple installation, mainly for municipal, industrial and mining enterprises water, gas, oil etc.. Water supply pipe is the first choice, with high cost performance.2 、 sand casting centrifugal cast iron pipe:The sand casting centrifugal cast iron pipe is made of gray cast iron. It is suitable for the transportation of pressure water such as water and gas.

Q: What is the typical wall thickness of ductile iron pipes?: The wall thickness of ductile iron pipes can vary depending on their size and intended use, with a typical range of 0.25 inches (6.35 mm) to 0.5 inches (12.7 mm). However, when dealing with larger diameter pipes or those meant for high-pressure applications, the wall thickness may exceed these measurements. To determine the suitable wall thickness for a ductile iron pipe, it is crucial to refer to industry standards and project specifications.

Q: How does ductile iron pipe perform in areas with high water hammer?: Areas with high water hammer are well-suited for the use of ductile iron pipe, as it exhibits exceptional performance in these conditions. The robustness and durability of ductile iron enable it to withstand the forceful impact of water hammer without experiencing significant damage. Water hammer is characterized by a sudden surge in pressure resulting from the rapid alteration of water flow direction or velocity, often occurring when valves are swiftly closed. This abrupt pressure change places substantial stress on pipes, potentially leading to ruptures or failures. Nevertheless, ductile iron pipes possess outstanding resistance to such impact due to their unique composition and manufacturing processes. These pipes are comprised of a blend of iron, carbon, and small quantities of other elements like silicon and magnesium. The formation of graphite nodules during manufacturing grants ductile iron its exceptional strength and flexibility, rendering it less prone to cracking or breaking under pressure. In environments where water hammer is prevalent, ductile iron pipe's inherent strength and resilience allow it to absorb and dissipate the force generated by water hammer events. Its capacity to endure sudden pressure changes aids in preventing pipe failures, thereby minimizing the risk of leaks or bursts. Furthermore, the smooth inner surface of ductile iron pipes reduces the likelihood of water hammer incidents by minimizing turbulence and maintaining a steady flow. This particular attribute assists in mitigating the impact of water hammer on the pipe system. Overall, ductile iron pipe emerges as an ideal choice for areas prone to high water hammer due to its exceptional strength, impact resistance, and ability to withstand abrupt pressure changes. Its performance under such conditions ensures the longevity and dependability of water distribution systems.

Q: Are ductile iron pipes suitable for wastewater treatment plants?: Ductile iron pipes are highly suitable for wastewater treatment plants. They possess exceptional strength and durability, making them resistant to corrosion. Consequently, these pipes are an excellent choice for managing wastewater, which often contains corrosive elements. Moreover, ductile iron pipes boast remarkable tensile strength and can endure high pressure, critical for the transportation of wastewater in treatment plants. The flexibility of these pipes also permits easy installation and maintenance, ultimately reducing both cost and time required for wastewater treatment plants. In summary, ductile iron pipes are extensively utilized in wastewater treatment plants due to their durability, resistance to corrosion, and their ability to handle the challenging conditions present in such facilities.

Q: What are the different accessories available for ductile iron pipe?: To enhance the functionality and ensure efficient operation of ductile iron pipes, there is a range of accessories available. Some commonly used accessories include: 1. Flange Adapters: These accessories allow for the connection of ductile iron pipes with other pipe materials or equipment, such as valves, pumps, or fittings. Flange adapters provide a secure and leak-proof connection. 2. Mechanical Joint Fittings: These fittings are employed to join ductile iron pipes together. They consist of a gland, gland follower, and bolts, enabling a flexible and easily adjustable connection. 3. Restrained Joint Fittings: These fittings are utilized in applications where it is necessary to restrain the pipe to prevent movement or separation. They ensure stability and prevent potential damage caused by external forces or pressure. 4. Thrust Blocks: Concrete structures known as thrust blocks are employed to resist the thrust generated by internal pressure in ductile iron pipes. They prevent pipe movement and maintain stability. 5. Valve Boxes: Valve boxes offer protection and easy access to valves installed along the ductile iron pipeline. They are typically made of cast iron or polymer materials and are available in various sizes and designs. 6. Hydrant Assemblies: Hydrant assemblies are installed for the purpose of fire protection. They consist of a ductile iron pipe, a hydrant valve, and a fire hydrant. These assemblies are crucial for quick access to water during firefighting operations. 7. Tapping Saddles: Tapping saddles are employed to create a branch connection on a ductile iron pipe without interrupting the flow. They provide a convenient way to install service connections, valves, or meters. 8. Pipe Restraints and Supports: These accessories are used to secure ductile iron pipes to structures or prevent excessive movement. They help maintain proper alignment, prevent sagging, and ensure the structural integrity of the pipeline. 9. Pipe Repair Clamps: In the event of pipe damage or leaks, repair clamps offer a quick and temporary solution. These clamps are designed to fit around the damaged area and provide a tight seal to stop the leak. 10. Gaskets and Seals: Gaskets and seals are crucial accessories for ensuring leak-free connections. They are available in various materials, such as rubber or synthetic compounds, and are used to create a watertight seal between pipes or fittings. These are just a few examples of the accessories available for ductile iron pipes. The selection of accessories depends on the specific requirements of the project, and it is recommended to consult with a pipe supplier or engineer to ensure the appropriate accessories are chosen for the application.

Q: Will the quality of ductile iron shrink?: I am a professional casting, I can certainly tell you what he said, there is no basis, you see, the concave is due to do not have a good time, where the hot metal supplement

Q: Are ductile iron pipes suitable for potable water applications?: Yes, ductile iron pipes are suitable for potable water applications. Ductile iron pipes have been used in water distribution systems for many years and have proven to be reliable and durable. They are highly resistant to corrosion, which is important for maintaining the quality of potable water. Ductile iron pipes also have a high tensile strength, making them less prone to breakage or leakage. Additionally, they have a smooth interior surface that helps in maintaining water flow and preventing the buildup of deposits or contaminants. Overall, ductile iron pipes are a suitable choice for potable water applications due to their strength, durability, and corrosion resistance.

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.

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