ductile iron pipe of chinaClass in bulk

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Payment Terms:: TT OR LC

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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: How are ductile iron pipes protected against mechanical damage?: Ductile iron pipes are protected against mechanical damage through various measures that ensure their durability and longevity. One common method is the application of a protective coating on the exterior surface of the pipes. This coating acts as a barrier, shielding the ductile iron from physical abrasion, impact, and corrosion. The coating can be made of materials like epoxy, polyethylene, or zinc, depending on the specific requirements and environmental conditions. In addition to the protective coating, ductile iron pipes are also designed with a high level of structural strength. They are manufactured to withstand significant pressure and external forces, making them less susceptible to mechanical damage. The inherent strength of the material allows the pipes to resist deformation and cracking, even under heavy loads or ground movements. Furthermore, ductile iron pipes are often installed using proper bedding and backfilling techniques. This involves placing the pipes in a carefully prepared trench, ensuring a stable foundation and minimizing the risk of external forces causing damage. The correct backfill material is then used to provide support and prevent excessive pressure on the pipes. To enhance protection against mechanical damage, ductile iron pipes are often installed with additional measures such as concrete encasement or protective sleeves. Concrete encasement involves placing a layer of concrete around the pipe, providing an extra layer of protection against external forces. Protective sleeves can also be used in areas prone to impact or where additional protection is required. Regular inspections and maintenance are crucial in ensuring the continued protection of ductile iron pipes against mechanical damage. Periodic checks for any signs of wear, corrosion, or other forms of damage allow for timely repairs or replacement, preventing further deterioration. Overall, a combination of protective coatings, structural strength, proper installation techniques, and regular maintenance helps protect ductile iron pipes against mechanical damage, ensuring their reliable performance and longevity in various applications.

Q: Can ductile iron pipe be used for pressure sewer systems?: Ductile iron pipe is indeed suitable for pressure sewer systems. Renowned for its strength, durability, and corrosion resistance, ductile iron pipe finds application in various fields, including pressure sewer systems. It effortlessly withstands high-pressure environments, serving as a dependable conduit for pressurized wastewater transportation. Furthermore, its exceptional joint integrity ensures leak-free connections and mitigates the possibility of sewer system breakdowns. Consequently, ductile iron pipe is widely employed in pressure sewer systems due to its unwavering structural integrity and extended lifespan.

Q: Can ductile iron pipes be used for bridge piers?: Yes, ductile iron pipes can be used for bridge piers. Ductile iron is a strong and durable material that can withstand heavy loads and provide structural support, making it suitable for bridge construction.

Q: Can ductile iron pipes be used in areas with high soil salinity?: Indeed, areas with high soil salinity can accommodate the use of ductile iron pipes. These pipes possess notable resistance to corrosion, rendering them compatible with different soil conditions, even those with elevated salinity levels. Usually, these pipes are coated with a safeguarding layer, such as polyethylene or zinc, which bolsters their capacity to ward off corrosion caused by saltwater or saline soils. Furthermore, employing appropriate installation methods, such as meticulous backfilling and soil compaction around the pipes, can effectively mitigate the potential consequences of high soil salinity on the durability and effectiveness of ductile iron pipes.

Q: How do ductile iron pipes handle ground movement near rivers and lakes?: Due to their unique properties and construction, ductile iron pipes are an ideal choice for managing ground movement near rivers and lakes. These pipes, made from a type of cast iron known for its strength and flexibility, possess exceptional resistance to both ground movement and external forces. One notable characteristic of ductile iron pipes is their ability to endure bending and stretching without breaking. This remarkable flexibility enables the pipes to accommodate ground movements, whether caused by natural phenomena like soil settling, erosion, or even seismic activity. By absorbing and dispersing the stress induced by ground movement, these pipes minimize the risk of cracks or fractures. Moreover, ductile iron pipes exhibit high impact resistance, enabling them to withstand external forces such as pressure from shifting soil or heavy machinery. This quality makes them less susceptible to damage during ground movements in areas prone to erosion or flooding near rivers and lakes. Furthermore, ductile iron pipes feature smooth internal surfaces, reducing friction and resistance to the flow of water. This ensures efficient water transportation even in regions experiencing ground movement, preventing potential blockages or disruptions to the water supply system. To further enhance their ability to withstand ground movement, ductile iron pipes are commonly installed using flexible joints, such as restrained joints or push-on joints, depending on the specific project requirements. These joints allow the pipes to move slightly without causing harm to the overall system, providing additional protection against ground movement near rivers and lakes. In conclusion, ductile iron pipes possess the necessary strength, flexibility, impact resistance, and smooth internal surfaces to effectively manage ground movement near rivers and lakes. These qualities make them a reliable choice for water transportation systems in areas prone to ground movement, ensuring the creation of a durable and efficient infrastructure for the supply of water.

Q: Are ductile iron pipes suitable for use in mining tailings pipelines?: Yes, ductile iron pipes are suitable for use in mining tailings pipelines. Ductile iron has excellent strength and durability properties, making it capable of withstanding the high pressure and abrasive nature of tailings. Furthermore, its corrosion resistance and ability to withstand harsh environmental conditions make it a reliable choice for mining applications.

Q: What are the common methods for flow control in ductile iron pipes?: There are several common methods for flow control in ductile iron pipes. One of the most commonly used methods is the installation of valves. Valves can be used to regulate the flow of water or other fluids through the pipes. They can be manually operated or automated, depending on the specific needs of the system. Another method for flow control in ductile iron pipes is the use of flow restrictors or flow limiters. These devices are installed in the pipes to reduce the flow rate and ensure that the system operates within its designed parameters. Flow restrictors can be useful in situations where the flow needs to be controlled to prevent damage or to optimize the efficiency of the system. Flow control can also be achieved through the use of pressure regulators. These devices are installed in the pipes to maintain a specific pressure level within the system. Pressure regulators can help prevent excessive pressure, which can lead to pipe bursts or other damage. They can also help maintain a consistent pressure throughout the system, ensuring that the flow is controlled and predictable. Additionally, flow control can be achieved through the use of flow meters. These devices are installed in the pipes to measure the flow rate of the fluid passing through them. By monitoring the flow rate, operators can adjust valves or other flow control devices to ensure that the flow is within the desired range. Flow meters are particularly useful in applications where accurate flow measurement is crucial, such as in industrial processes or water distribution systems. Overall, the common methods for flow control in ductile iron pipes include the use of valves, flow restrictors, pressure regulators, and flow meters. These methods can be combined or used individually depending on the specific requirements of the system.

Q: How does ductile iron pipe handle changes in pipe diameter or size?: Ductile iron pipe is capable of handling changes in pipe diameter or size quite effectively. It has the advantage of being highly flexible and resistant to deformation, allowing it to accommodate variations in pipe dimensions without compromising its structural integrity. This flexibility is particularly beneficial in situations where there are thermal expansions or contractions, ground movement, or other external factors affecting the pipe's diameter. Overall, ductile iron pipe's ability to handle changes in size makes it a reliable and durable choice for various piping applications.

Q: What is ductile iron?: Ductile iron is a type of cast iron that has been treated with magnesium or cerium to improve its mechanical properties. It is called "ductile" because it has a higher degree of ductility compared to other types of cast iron. Ductility refers to the ability of a material to be stretched or deformed without breaking. This characteristic makes ductile iron highly suitable for applications that require high strength and resistance to wear and tear, such as pipes, automotive components, and machinery parts. The addition of magnesium or cerium to the iron during the manufacturing process helps to form graphite in the structure, which gives ductile iron its unique properties. This graphite formation also helps to make the iron more flexible and less brittle, enabling it to absorb shock and vibration without fracturing. Overall, ductile iron offers a balance between the strength of cast iron and the flexibility of steel, making it a versatile material for various industrial applications.

Q: What kind of valves are commonly used in ductile iron pipes?: You ask the ductile cast iron valves used on no special, because this interface in connection with the valve on the pipe flange is basically, as long as the flange of the valve should be can be used in milling pipe.

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