Ductile Iron Pipe ,K9 with High Quality Popular

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China main port
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TT OR LC
Min Order Qty:
1 m.t.
Supply Capability:
10000 m.t./month
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Ductile Iron Pipe ,K9 with High Quality


 

 

Product Description

CNBM ductile iron pipe ranges from DN80-DN2000mm (Tyton, T-Type, Class K7/K8/K9), effective length: 6m, complying with ISO2531and EN545 standards.

 

Technical Process

 

  DN80  Ductile Iron Pipe Manufacturer

Specification

Internal lining:      Pipes shall have an internal cement mortar lining in acc with ISO4179.

 

External coating:  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:             Pipes from DN100 to DN300 be bundled with steel belts, others are in bulk.

 

Packaging & Shipping

Packing: in bulk or  container.

 

 

Our Services

  • Trustworthy financial strength.

  • One-stop shopping.

  • Fast and efficient service.

  • Coordination of shipments from multiple plants.

  • Specialists of the overseas shipping process.

  • A more competitive price.   

 

Company Information

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 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.


Q:
The expected joint restraint method for ductile iron pipes is typically mechanical joint restraints, such as gland and follower glands or wedge-action restraints, which provide a secure and reliable connection while allowing for expansion and contraction of the pipes.
Q:
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:Fire water supply network adopts ductile iron pipe, the test pressure should be no more than MPa
To your selected fire pump highest lift 1.5 times to suppress, generally not more than 1.6MPa, if the use of ductile iron pipe, test pressure according to 2MPa to suppress.
Q:
The average cost of ductile iron pipes can vary depending on various factors such as diameter, length, and location. On average, ductile iron pipes can range from $30 to $100 per linear foot. For example, a 6-inch diameter ductile iron pipe with a length of 20 feet may cost around $600 to $2,000. It's important to note that these prices are estimates and can change based on market conditions, project specifications, and supplier pricing. Therefore, it is recommended to consult with local suppliers or contractors to obtain accurate pricing information for specific projects.
Q:
Ductile iron pipe performs well in high-velocity flow conditions. Its inherent strength and durability make it resistant to the forces of high-velocity flow, minimizing the risk of damage or failure. The material's ability to withstand pressure surges and turbulence ensures reliable performance even in demanding flow conditions.
Q:
Yes, ductile iron pipes are suitable for deep burial installations. Ductile iron is known for its durability and strength, which makes it capable of withstanding the pressure and weight of being buried deep underground. Additionally, ductile iron is highly resistant to corrosion, which further enhances its suitability for long-term underground applications.
Q:
Leak repairs in ductile iron pipes are typically carried out using various methods depending on the severity and location of the leak. One commonly used technique is the application of epoxy-based sealants or leak repair clamps. For small leaks, epoxy sealants are commonly used. This involves applying a specialized epoxy compound to the leaking area, which then hardens and forms a durable seal over the leak. The epoxy is carefully applied to the surface of the pipe, covering the leakage point and any surrounding damaged areas. This method is effective for small leaks and can provide a long-lasting solution. In cases where the leak is larger or more severe, leak repair clamps are often employed. These clamps are designed to provide a mechanical seal over the leak, using rubber gaskets and bolts to secure the clamp tightly around the pipe. The pressure from the clamp compresses the gasket onto the pipe, creating a watertight seal and preventing further leakage. Leak repair clamps are available in various sizes to accommodate different pipe diameters. In both cases, it is crucial to properly prepare the pipe surface before applying the repair method. The area around the leak must be cleaned and dried thoroughly to ensure good adhesion of the epoxy or proper sealing with the clamp. Additionally, it is essential to follow the manufacturer's instructions and guidelines for the chosen repair method to ensure a successful and long-lasting repair. It is important to note that these repair methods are temporary solutions and may not be suitable for all situations. In some cases, particularly for extensive pipe damage or aging infrastructure, it may be necessary to replace the affected pipe section entirely. Professional assessment and guidance from qualified technicians or plumbers are recommended when dealing with leaks in ductile iron pipes to ensure proper repairs and minimize the risk of future issues.
Q:
Ductile iron pipes are known for their exceptional ability to handle thermal cycling in industrial applications. Thermal cycling refers to the fluctuation in temperature that occurs during the operation of various industrial processes. These pipes are designed to withstand the stresses caused by thermal expansion and contraction, making them highly suitable for environments with significant temperature variations. One of the key characteristics of ductile iron pipes is their high thermal conductivity. This means that they can efficiently conduct heat away from the hot areas, minimizing the impact of thermal cycling. Additionally, ductile iron pipes have a low coefficient of thermal expansion, which means that they expand and contract at a slower rate compared to other materials. This helps to reduce the stresses imposed on the pipes during thermal cycling. Furthermore, ductile iron pipes have excellent mechanical properties, including high tensile strength and impact resistance. These properties enable the pipes to withstand the mechanical stresses that may arise due to thermal cycling. They can resist the formation of cracks or fractures, ensuring the integrity and longevity of the pipes in industrial applications. Moreover, ductile iron pipes have a high resistance to corrosion and oxidation. This is particularly important in industrial settings where the pipes may be exposed to aggressive chemicals or harsh environments. The corrosion resistance of ductile iron pipes ensures that they can withstand the corrosive effects of the process fluids and gases, even during thermal cycling. In summary, ductile iron pipes are well-equipped to handle thermal cycling in industrial applications. Their high thermal conductivity, low coefficient of thermal expansion, excellent mechanical properties, and resistance to corrosion make them a reliable choice for environments with significant temperature variations. These pipes can effectively withstand the stresses caused by thermal cycling, ensuring their durability and longevity in industrial settings.
Q:
Professionals in the field commonly utilize various techniques to detect and locate leaks in ductile iron pipes. These methods play a crucial role in timely leak identification. 1. Acoustic Leak Detection: By employing specialized equipment, professionals listen for the sound of water escaping from the pipe. This equipment detects the leak's sound and aids in pinpointing its exact location. This technique is effective for both pressurized and non-pressurized pipes. 2. Visual Inspection: Physically inspecting the pipe system for visible signs of leaks, such as water stains, wet spots, or puddles, constitutes visual inspection. This relatively straightforward method proves effective in detecting visible leaks in accessible areas. 3. Pressure Testing: During installation or maintenance, pressure testing involves pressurizing the pipe system and monitoring pressure drops. A decrease in pressure signifies the presence of a leak. This method is particularly useful for identifying leaks in inaccessible areas. 4. Infrared Thermography: Infrared cameras detect leaks by measuring temperature variations. The camera can identify temperature differences caused by water escaping from a pipe. This technique is especially efficient in identifying concealed leaks behind walls or underground. 5. Tracer Gas Testing: Tracer gas testing entails injecting a specific gas, such as helium or hydrogen, into the pipe system. In the event of a leak, the gas escapes and can be detected using specialized equipment. This highly sensitive method can locate even minute leaks. 6. Soil Gas Monitoring: Monitoring the soil surrounding the pipe allows professionals to detect gases emitted by leaking water. Analyzing the composition of the soil gas aids in determining the leak's location. It is essential to consider the specific circumstances, such as pipe system size, accessibility, and leak severity when selecting a method. Combining multiple techniques may be necessary to ensure accurate and comprehensive leak detection.
Q:
Ductile iron pipe is generally considered to be more durable than steel pipe. It has superior strength and durability due to its unique microstructure, which allows it to withstand higher levels of pressure, impacts, and loads. Ductile iron pipe also has better corrosion resistance properties, making it less prone to rust and deterioration compared to steel pipe. Additionally, ductile iron pipe has a longer lifespan and requires less maintenance, making it a more reliable and durable choice for various applications.

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