DUCTILE IRON PIPE DN450 K12

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: 30000Tons m/month

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CNBM ductile iron pipe ranges from DN80-DN1600mm (T-Type, Class K9), effective length 6m, comply with ISO2531 Standard

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 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 BS EN545/EN598/ISO2531/BS4772.

Specification& Payment terms

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 gasket in accordance with ISO4633.

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

Payment term: By 30% T/T advance payment + 70% Irrevocable L/C at sight.
Packing: In bulk vessel or in container.

Q: What are the differences between ductile cast iron pipes and centrifugal ductile iron pipes?: Centrifugal casting is a casting method. Ball milling cast iron pipe is a kind of material.

Q: How do ductile iron pipes handle pressure surges in pumping stations?: Ductile iron pipes excel at effectively managing pressure surges in pumping stations. The exceptional strength and flexibility of ductile iron make it an excellent choice for withstanding sudden increases in pressure that can occur during pump start-up or shutdown. One of the standout qualities of ductile iron pipes is their remarkable capacity to absorb and distribute energy. When a pressure surge arises, these pipes can absorb the excess pressure and evenly distribute it throughout the pipe network. This capability greatly reduces the impact of the surge and safeguards against potential damage to the pipes or pumping station. Furthermore, ductile iron pipes possess a high resistance to impact and stress, which further bolsters their ability to handle pressure surges. Their manufacturing process imparts a unique strength and durability that allows them to endure the forces exerted during pressure fluctuations without significant deformation or failure. Moreover, ductile iron pipes boast a smooth internal surface that minimizes friction and turbulence within the pipe network. This smooth flow characteristic helps mitigate the effects of pressure surges by ensuring efficient movement of water without placing additional stress on the pipes. In conclusion, ductile iron pipes are meticulously engineered to handle pressure surges in pumping stations. They excel at absorbing and dissipating excess pressure, enduring impact and stress, and promoting smooth flow. Their robustness and reliability make them the ideal choice for applications where pressure fluctuations are prevalent, guaranteeing the longevity and efficiency of pumping infrastructure.

Q: Are ductile iron pipes suitable for power plant cooling systems?: Yes, ductile iron pipes are suitable for power plant cooling systems. Ductile iron pipes offer excellent strength, durability, and corrosion resistance, making them ideal for handling high temperature and high-pressure water flows commonly found in power plant cooling systems. Additionally, their flexibility and ease of installation make them a cost-effective choice for such applications.

Q: What are the different coating thickness options for ductile iron pipe?: The coating thickness options for ductile iron pipe can vary depending on the specific application and requirements. Generally, there are three common coating thickness options for ductile iron pipe: 1. Standard Thickness: The standard coating thickness for ductile iron pipe is usually between 200 and 250 microns (8-10 mils). This thickness provides adequate protection against corrosion and abrasion in most soil and water environments. 2. Increased Thickness: In some cases, where the pipe is exposed to more aggressive environments or requires a longer service life, an increased coating thickness may be necessary. This can range from 300 to 500 microns (12-20 mils) or even more, depending on the specific requirements. 3. Specialized Coatings: For particularly demanding applications, specialized coatings may be used. These coatings can provide even higher levels of protection against corrosion, abrasion, or chemical exposure. The thickness of these specialized coatings can vary significantly depending on the specific coating material and application requirements. It is important to note that the selection of coating thickness should be based on a thorough assessment of the environmental conditions, intended service life, and any applicable industry standards or specifications. Consulting with a coating manufacturer or a corrosion specialist is recommended to determine the appropriate coating thickness for a specific ductile iron pipe application.

Q: What are the different coatings available for ductile iron pipe?: Some of the different coatings available for ductile iron pipe include cement mortar lining, polyethylene encasement, polyurethane coating, and epoxy coating.

Q: Can ductile iron pipes be used for fire protection systems?: Yes, ductile iron pipes can be used for fire protection systems. Ductile iron is a type of cast iron that exhibits high strength and flexibility, making it suitable for a wide range of applications, including fire protection systems. It has excellent mechanical properties, including high tensile strength and impact resistance, which are important factors for withstanding the high pressures and stresses that can occur during fire suppression efforts. Ductile iron pipes are known for their durability and longevity, which is crucial for fire protection systems that need to be reliable and functional for extended periods of time. They have a longer lifespan compared to other materials, such as PVC or galvanized steel, and are less prone to corrosion, which is especially important for fire protection systems as they need to remain operational even after long periods of inactivity. Furthermore, ductile iron pipes have excellent fire resistance properties. They can withstand high temperatures without losing their structural integrity, ensuring that the fire protection system remains intact and functional during a fire emergency. This is crucial for ensuring the safety of occupants and minimizing property damage. In addition to their mechanical and fire-resistant properties, ductile iron pipes are also compatible with various types of fittings, valves, and accessories commonly used in fire protection systems. This allows for easy installation and integration into existing fire suppression networks. Overall, ductile iron pipes are a reliable and suitable choice for fire protection systems due to their high strength, durability, fire resistance, and compatibility with other system components.

Q: Can ductile iron pipes be repaired if they get damaged?: If ductile iron pipes sustain damage, it is indeed possible to repair them. To carry out the repair, the first step involves identifying the specific section of the pipe that has been damaged, followed by assessing the extent of the damage. In the case of minor damage, there are several techniques available for repair, including welding or applying epoxy lining. However, if the damage is more severe, it may be necessary to replace certain sections of the pipe. Professionals who specialize in pipe repair possess the necessary skills and equipment to accurately identify and effectively fix damaged ductile iron pipes, thereby guaranteeing their ongoing functionality and durability.

Q: Can ductile iron pipe be used for water distribution systems in cold climates?: Yes, ductile iron pipe can be used for water distribution systems in cold climates. Ductile iron pipe is known for its strength and durability, making it suitable for various applications, including water distribution systems. It has excellent resistance to external loads, such as freezing temperatures, frost heaving, and ground movement, which are common in cold climates. Additionally, ductile iron pipe has a high tolerance for temperature fluctuations, making it reliable for water transportation even in extreme cold conditions. Its corrosion resistance properties also ensure the longevity and reliability of the pipe, even in harsh environments. Therefore, ductile iron pipe is a suitable choice for water distribution systems in cold climates.

Q: Are ductile iron pipes suitable for use in brewery facilities?: Yes, ductile iron pipes are suitable for use in brewery facilities. Ductile iron pipes are durable, corrosion-resistant, and can withstand high-pressure applications, making them ideal for transporting water, steam, and other fluids within brewery facilities. Additionally, the smooth interior surface of ductile iron pipes minimizes friction and prevents the build-up of sediments or organic materials, ensuring the purity and quality of the beer being produced.

Q: Do ductile iron pipes require external protection against stray electrical currents?: Yes, ductile iron pipes do require external protection against stray electrical currents. Stray electrical currents can cause corrosion to the pipe, leading to premature failure and potential leaks. To protect against this, external coatings or wraps are applied to the ductile iron pipes to provide a barrier between the pipe and the electrical currents. This protection helps to ensure the longevity and reliability of the pipes, preventing costly repairs and potential safety hazards.

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