ductile iron pipe china NEGOTIATED

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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:Can ductile iron pipe be used for underground applications?: Indeed, underground applications can employ ductile iron pipe. Renowned for its robustness and endurance, ductile iron pipe proves to be well-suited for a multitude of underground uses, including water and sewage systems, gas pipelines, and irrigation systems. Its exceptional resistance to corrosion and external burdens renders it a dependable selection for underground installations, where sustained functionality and structural soundness are pivotal considerations. Moreover, ductile iron pipe's pliability enables it to endure ground shifting and settling sans fracturing or shattering, making it an apt choice for regions susceptible to seismic occurrences.

Q:Are ductile iron pipes suitable for irrigation systems?: Yes, ductile iron pipes are suitable for irrigation systems. Ductile iron pipes are known for their durability, strength, and resilience, making them an ideal choice for various applications, including irrigation systems. These pipes can withstand high water pressure and are resistant to corrosion, which is essential for ensuring the efficiency and longevity of an irrigation system. Additionally, ductile iron pipes have a smooth interior surface, minimizing friction and allowing for efficient water flow, ensuring that the irrigation system operates optimally. Moreover, ductile iron pipes have a long lifespan, reducing the need for frequent replacements and maintenance, making them a cost-effective option for irrigation systems. Overall, due to their durability, strength, corrosion resistance, and efficient water flow, ductile iron pipes are highly suitable for use in irrigation systems.

Q:What's the difference between ductile iron pipe and cast iron pipe?: Ductile iron pipe is based on cast iron, changed some of the characteristics of the structure of iron, so that it has become a lot of toughness, than the cast iron pipe is too brittle shortcomings much better, the tensile strength of the pipe bending strength greatly improved. The sealing material used in the socket interface is rubber ring.

Q:How does ductile iron pipe perform in areas with high soil compaction?: Areas with high soil compaction benefit greatly from the exceptional performance of ductile iron pipe. One of its key advantages lies in its high strength and durability, enabling it to withstand heavy loads and pressures. In regions where soil compaction is prevalent, leading to ground movement and settling, ductile iron pipe's superior structural integrity guarantees its intactness and effective handling of stress. Moreover, ductile iron pipe exhibits excellent resistance to corrosion, which is especially crucial in areas with high soil compaction. The compacted soil often contains elevated levels of moisture or chemicals that may accelerate the corrosion process. Ductile iron's inherent resistance to corrosion ensures the pipe maintains its integrity over time, even in challenging soil conditions. Flexibility is another advantage of ductile iron pipe. This material possesses a high degree of flexibility, enabling it to absorb and distribute external loads more efficiently. In areas with high soil compaction, where the ground may shift or settle, ductile iron's flexibility minimizes the risk of pipe failure or damage. Additionally, ductile iron pipe boasts a smooth interior surface, enhancing its hydraulic performance. In regions with high soil compaction, where space for proper compaction around the pipe may be limited, the smooth interior reduces the likelihood of sediment buildup or clogging, ensuring efficient water flow. Overall, ductile iron pipe proves to be an excellent solution for areas with high soil compaction. Its strength, corrosion resistance, flexibility, and hydraulic performance establish it as a reliable and durable choice capable of withstanding the challenges presented by compacted soils.

Q:What are the different types of joints used with ductile iron pipe?: There are several different types of joints that can be used with ductile iron pipe. These joints are designed to provide a secure and watertight connection between sections of pipe. Some of the most common types of joints used with ductile iron pipe include: 1. Mechanical Joint: This is the most commonly used joint for ductile iron pipe. It consists of a gland and a follower which are tightened using bolts and nuts to provide a tight seal. Mechanical joints are flexible and can accommodate slight misalignments. 2. Push-On Joint: This type of joint does not require any bolts or nuts. It is designed to be easily assembled by simply pushing the pipe sections together. A rubber gasket is used to provide a watertight seal. 3. Restrained Joint: Restrained joints are specifically designed for applications where pipe movement needs to be limited. These joints typically include a mechanical joint with additional features such as thrust collars or tie rods to prevent axial movement. 4. Flanged Joint: Flanged joints are commonly used for larger diameter pipes. The pipe ends are flanged and then bolted together, with a gasket placed in between to create a leak-proof connection. Flanged joints are typically used in applications where frequent disassembly and reassembly may be required. 5. Welded Joint: In some cases, ductile iron pipe sections may be welded together using a fusion welding process. This creates a permanent and strong joint. Welded joints are commonly used in high-pressure applications where a reliable and durable connection is required. It is important to note that the choice of joint type will depend on the specific requirements of the project, such as the pipe diameter, pressure rating, and the nature of the fluid being transported. Additionally, local regulations and standards may also dictate the type of joint that should be used in certain applications.

Q:How are ductile iron pipes connected?: Ductile iron pipes are typically connected using various methods such as flanged joints, push-on joints, mechanical joints, or restrained joints. These connections ensure a tight and reliable seal, allowing for the efficient and safe transport of liquids or gases.

Q:How does ductile iron pipe handle soil movement?: Ductile iron pipe has excellent resistance to soil movement due to its high flexibility and strength. It can withstand ground settlement, soil shifting, and other forms of soil movement without cracking or breaking. The pipe's ductility allows it to absorb the stress and strain caused by soil movement, making it a reliable and durable choice for underground pipelines.

Q:What are the different methods for repairing ductile iron pipe?: There are several methods available for repairing ductile iron pipes, depending on the extent and location of the damage. One common method is the use of repair clamps or couplings. These are designed to provide a temporary or permanent solution for leaks or cracks in the pipe. Repair clamps are typically made of stainless steel and are fitted around the damaged area, sealing it off and preventing further leakage. Another method is the use of epoxy lining or patching. This involves applying a specialized epoxy material to the inside of the pipe, which forms a protective barrier over the damaged area. This method is often used for smaller cracks or leaks and can provide a long-lasting solution. For more extensive damage, such as large cracks or fractures, the damaged section of the pipe may need to be cut out and replaced. This process typically involves excavating the area around the damaged pipe, removing the damaged section, and installing a new piece of ductile iron pipe. In some cases, trenchless repair methods may be used. This involves using advanced techniques such as pipe bursting or cured-in-place pipe lining to repair the pipe without the need for extensive excavation. These methods can be more cost-effective and less disruptive compared to traditional repair methods. It is important to note that the specific method chosen for repairing ductile iron pipes will depend on factors such as the extent of the damage, the location of the pipe, and the available resources and expertise. Consulting with a professional pipe repair service is recommended to determine the most suitable method for a specific repair situation.

Q:What are the typical joint restraint requirements for ductile iron pipes under pressure?: In order to meet the joint restraint requirements for ductile iron pipes under pressure, there are two common options available: mechanical joint restraints and restrained joint systems. These restraints are essential to prevent separation or pulling apart of the pipes caused by internal pressure. A mechanical joint restraint, which is widely used, involves a series of bolts and clamps that securely hold the pipes together. These restraints are applied at each joint of the ductile iron pipes to ensure a tight and secure connection. By providing axial restraint, they prevent the pipes from separating along the pipe axis. Another option is the restrained joint system, which offers both axial and angular restraint. This system includes a specially designed joint that consists of a gasket, a restraining gland, and a series of bolts or wedges. The gasket ensures a watertight seal, while the restraining gland and bolts/wedges restrain the pipe joints, preventing separation under pressure. The specific requirements for joint restraints may vary depending on factors such as the pipe's diameter, wall thickness, and operating conditions. To determine the appropriate joint restraint system for a specific application, it is crucial to consult the manufacturer's guidelines and industry standards. Furthermore, proper installation and maintenance of the joint restraints are essential to ensure their effectiveness and longevity in restraining the 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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