ductile iron pipe of chinaClass BS EN ISO 9001

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Loading Port:: China Main Port

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: What are the lubricants for the installation of ductile iron pipes for tap water?: The lubricant can also be used for cooling, cleaning and preventing pollution. In order to improve lubricity, suitable additives may be added to certain lubricants.

Q: How is ductile iron pipe different from cast iron pipe?: Ductile iron pipe is different from cast iron pipe in terms of its composition and strength. Ductile iron pipe is made from a type of iron known as ductile iron, which contains small amounts of carbon and other elements that enhance its flexibility and toughness. Cast iron pipe, on the other hand, is made from cast iron, which is more brittle and less flexible than ductile iron. This makes ductile iron pipe more resistant to cracking and breaking, making it suitable for high-pressure applications.

Q: How do ductile iron pipes handle traffic vibrations?: Ductile iron pipes are highly resistant to traffic vibrations due to their inherent strength and flexibility. These pipes have the ability to absorb and dissipate the energy generated by traffic vibrations, minimizing any potential damage or stress on the pipes. Additionally, their sturdy construction and high tensile strength make them less susceptible to cracking or breaking under the impact of traffic-induced vibrations. Overall, ductile iron pipes provide excellent performance and durability in handling traffic vibrations.

Q: How does ductile iron pipe perform in high-pressure gas applications?: Due to its unique characteristics and properties, ductile iron pipe is an outstanding option for high-pressure gas applications. Firstly, its high tensile strength enables it to withstand the immense pressure exerted by gas flowing through the pipeline, ensuring leakage or rupture-free containment. Additionally, ductile iron pipe exhibits remarkable resistance to corrosion, making it ideal for gas applications that may encounter moisture, chemicals, or other corrosive substances. This corrosion resistance guarantees the pipe's longevity and minimizes the risk of damage or failure caused by corrosion. Another advantage of ductile iron pipe in high-pressure gas applications is its capability to handle thermal expansion and contraction. As gas is transported under high pressures, temperature fluctuations occur, resulting in pipeline expansion and contraction. However, ductile iron pipe's flexibility allows it to adapt to these changes without compromising its performance or structural integrity. Furthermore, ductile iron pipe's smooth interior surface reduces friction losses and pressure drops, resulting in efficient gas flow. This smoothness also reduces the likelihood of gas impurities or debris becoming trapped, potentially leading to blockages or flow disruptions. In conclusion, when it comes to high-pressure gas applications, ductile iron pipe is a dependable and durable choice. Its high tensile strength, corrosion resistance, ability to handle thermal expansion, and smooth interior surface all contribute to its exceptional performance in demanding conditions.

Q: How do ductile iron pipes perform in cold weather conditions?: Ductile iron pipes perform well in cold weather conditions due to their exceptional strength and durability. Unlike other materials, ductile iron pipes have a high resistance to freeze-thaw cycles, preventing them from cracking or breaking in freezing temperatures. Additionally, the material's flexibility allows for minimal expansion and contraction, ensuring stability even in extreme cold. Overall, ductile iron pipes are a reliable choice for cold weather environments.

Q: Does the cast iron pipe need separate corrosion protection?: No, the inner and outer corrosion protection of the tube has been done.

Q: How can the ductile iron pipes be treated with corrosion protection?: Bituminous paint coatingBituminous paint coatings are pipes used to carry gas. Preheating the pipe before spraying can improve the adhesion of asphalt paint and accelerate drying

Q: How are leaks repaired in ductile iron pipe?: 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: Can ductile iron pipes be used for underground utilities?: Yes, ductile iron pipes can be used for underground utilities. Ductile iron pipes are known for their durability, strength, and resistance to external pressure. This makes them a suitable choice for underground applications where the pipes need to withstand heavy loads, such as those found in utility installations. Ductile iron pipes are also resistant to corrosion, which is important for underground environments where the pipes are exposed to moisture and soil conditions. Additionally, these pipes have a longer service life compared to other materials, reducing the need for frequent replacements and maintenance. Therefore, ductile iron pipes are commonly used for underground utilities such as water distribution, sewage systems, and gas pipelines.

Q: How do ductile iron pipes perform in high-velocity water flow conditions?: Ductile iron pipes perform excellently in high-velocity water flow conditions. Their inherent strength and durability allow them to withstand the force and turbulence of fast-flowing water without any significant issues. These pipes have been extensively tested and proven to maintain structural integrity, resist erosion, and minimize the risk of leaks or bursts, making them a reliable choice for high-velocity water flow applications.

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