DUCTILE IRON PIPE DN1000 k7

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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:Can ductile iron pipes be used for wastewater reuse projects?: Yes, ductile iron pipes can be used for wastewater reuse projects. Ductile iron is a strong and durable material that can withstand the corrosive nature of wastewater. It is commonly used in wastewater treatment plants and distribution systems for its ability to handle high-pressure and heavy loads. Additionally, ductile iron pipes have a long lifespan, making them a reliable choice for wastewater reuse projects.

Q:What are the common methods for cutting ductile iron pipes?: Some common methods for cutting ductile iron pipes include using a handheld reciprocating saw with a metal-cutting blade, using a portable bandsaw, using a chop saw with a diamond-tipped blade, and using a pipe cutter specifically designed for ductile iron pipes. Additionally, some professionals may also use oxy-fuel or plasma cutting methods for larger diameter pipes.

Q:What is the expected joint deflection capability of ductile iron pipes?: The expected joint deflection capability of ductile iron pipes is typically around 2 to 5 degrees per joint, allowing for flexibility and accommodating slight changes in alignment during installation and operation.

Q:How can the internal and external walls of ductile iron pipes be protected from corrosion?: The inner wall is not needed and the outer wall is painted

Q:Do ductile iron pipes require concrete encasement for support?: Yes, ductile iron pipes typically require concrete encasement for support. Concrete encasement provides additional stability and strength to the pipes, preventing them from shifting or collapsing under pressure. It helps distribute the load evenly along the length of the pipe and protects it from external forces such as soil movement or heavy vehicle traffic. Concrete encasement also helps to minimize the risk of damage due to corrosion or external impacts, ensuring the longevity and durability of the ductile iron pipes.

Q:How do ductile iron pipes perform in earthquake-induced ground movements?: Ductile iron pipes have been proven to be a dependable and resilient choice for underground infrastructure, even in earthquake-prone regions. The distinctive qualities of ductile iron, such as its strength and flexibility, enable it to withstand the impacts of ground movements during an earthquake. When an earthquake occurs, the ground shakes and shifts, exerting significant forces on underground pipes. Ductile iron pipes possess the ability to flex under these forces, absorbing the energy and minimizing the risk of failure. They can endure substantial ground movements without cracking or breaking, guaranteeing the uninterrupted flow of water or other fluids. Moreover, ductile iron pipes exhibit exceptional resistance to corrosion and are highly durable, making them suitable for long-term use in areas susceptible to earthquakes. This reduces the necessity for frequent maintenance or replacement, providing cost-effective and reliable solutions for infrastructure. Additionally, the joints employed in ductile iron pipe installations are designed to accommodate movement and permit slight adjustments during ground shifts. This adaptability prevents the pipes from becoming dislodged or separated, preserving the system's integrity. Overall, ductile iron pipes have a well-established reputation for their performance in earthquake-induced ground movements. They offer resilience, flexibility, and durability, ensuring the uninterrupted operation of water and sewer systems, even in areas prone to seismic activity.

Q:Are ductile iron pipes suitable for trenchless pipe ramming installations?: Yes, ductile iron pipes are suitable for trenchless pipe ramming installations. Ductile iron is a strong and durable material that can withstand the impact and stress of the ramming process. It has excellent tensile strength and can resist cracking or breaking under pressure. Additionally, ductile iron pipes are resistant to corrosion, making them a suitable choice for underground installations. The smooth interior surface of ductile iron pipes also facilitates the flow of fluids or gases. Overall, ductile iron pipes are a reliable and cost-effective option for trenchless pipe ramming installations.

Q:Is it better to use steel tubes or ductile iron pipes for water supply?: You need a definite environment to say which kind of pipe is good!1, ductile iron pipe is cheap, corrosion resistance, lack of toughness is poor, not easy to process;

Q:What are the different types of joints used in ductile iron pipes?: Ductile iron pipes commonly utilize various types of joints to achieve secure and leak-proof connections between pipe sections. Here are some of the frequently employed joint types: 1. Push-on joint: This joint type offers easy installation without the need for specialized tools. It entails lubricating the gasket on one pipe end and inserting it into the socket of the adjacent pipe. The gasket ensures a tight seal to prevent any leakage. 2. Mechanical joint: Consisting of a gland and a follower gasket, this joint type involves placing the gland over the spigot end of one pipe and inserting the follower gasket into the bell end of the neighboring pipe. Bolts and nuts are then used to tighten the gland, compressing the gasket and creating a secure joint. 3. Restrained joint: In applications requiring restraint against axial movement or pressure thrust, this joint type is utilized. Typically, it involves a mechanical joint combined with additional components like tie rods, thrust blocks, or restrained couplings to provide the necessary restraint. 4. Flanged joint: Large diameter ductile iron pipes often employ flanged joints. They consist of a flange on one pipe end and a mating flange on the other pipe end. The two flanges are bolted together, establishing a robust and secure connection. Flanged joints enable easy disassembly and reassembly when necessary. 5. Welded joint: Welded joints are created by fusing the ends of two pipes together using heat and pressure. This type of joint ensures a permanent and strong connection. Welded joints are commonly employed in underground or buried applications where long-term durability is a crucial factor. It is essential to consider factors such as pipe diameter, application, and project requirements when selecting the appropriate joint type. Consulting with a professional engineer or referring to the manufacturer's guidelines is recommended to ensure the suitable joint type is chosen for ductile iron pipes.

Q:Are ductile iron pipes recyclable?: Yes, ductile iron pipes are recyclable. Ductile iron is a type of cast iron that has superior strength and durability, making it an excellent choice for various applications, including water and sewage systems. When these pipes reach the end of their lifespan, they can be recycled and reused. The recycling process involves melting down the ductile iron pipes and using the molten metal to produce new pipes or other iron-based products. Recycling ductile iron pipes not only helps to conserve natural resources but also reduces the amount of waste that goes into landfills. Therefore, ductile iron pipes are considered a sustainable and environmentally friendly option for piping systems.

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