ductile iron pipe of China Material:Ductile Iron

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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:How are ductile iron pipes joined to fittings and valves?: Ductile iron pipes are typically joined to fittings and valves through a process known as flanged connection or mechanical joint. Flanged connections involve the use of flanges, which are circular discs with evenly spaced holes around the perimeter. These flanges are bolted together, creating a tight seal between the pipe and the fitting or valve. To join a ductile iron pipe to a fitting or valve using a flanged connection, the pipe end is first prepared by cleaning and deburring any rough edges. A gasket made of rubber or other suitable material is then placed between the pipe end and the flange face. The flange is aligned with the pipe, and bolts are inserted through the holes in the flange, passing through corresponding holes in the fitting or valve. Once all the bolts are in place, they are tightened evenly, gradually applying pressure to compress the gasket and create a secure and leak-proof seal. To ensure proper alignment and sealing, tightening the bolts is typically done in a specific pattern or sequence. Alternatively, ductile iron pipes can also be joined to fittings and valves using mechanical joints. This involves the use of a rubber gasket or gland that is inserted into a groove on the pipe end. The fitting or valve also has a corresponding groove, and when the two are brought together, the gasket is compressed, creating a tight seal. Mechanical joints offer some flexibility, allowing for slight movement or expansion and contraction of the pipe. This can be beneficial in applications where there may be thermal variations or ground movement, reducing the risk of pipe failure. Both flanged connections and mechanical joints are widely used in various industries and applications that require the joining of ductile iron pipes to fittings and valves. The choice of joining method depends on factors such as the specific application, pipe size, pressure requirements, and local codes and regulations.

Q:Can ductile iron pipes be used in areas with high levels of hydrogen sulfide gas?: Yes, ductile iron pipes can be used in areas with high levels of hydrogen sulfide gas. Ductile iron pipes have a high corrosion resistance, which makes them suitable for such environments. Additionally, they have been successfully used in sewage systems and wastewater treatment plants where hydrogen sulfide gas is commonly present.

Q:Maximum pipe diameter of ductile iron pipe: Price even if it is not clear, you can consult the ball mill cast iron pipe manufacturers!

Q:Can ductile iron pipes be used for above-ground installations?: Ductile iron pipes are capable of being utilized for installations above the ground. Ductile iron, a form of cast iron, possesses enhanced tensile strength and flexibility, rendering it appropriate for a wide range of applications, including installations above the ground. It is commonly employed in water distribution systems, sewage systems, and industrial pipelines. Ductile iron pipes exhibit resistance to corrosion, can endure high pressure and temperature, and boast an extended lifespan. They are additionally accessible in various sizes and can be effortlessly linked using diverse types of joints. However, it is imperative to guarantee adequate support and safeguard against external elements like sunlight and impact to avert any potential harm.

Q:Are ductile iron pipes suitable for high-temperature applications?: Ductile iron pipes are generally not suitable for high-temperature applications. While ductile iron is known for its strength and durability, it has limitations when it comes to high temperatures. Ductile iron pipes are typically rated for a maximum operating temperature of around 250-300 degrees Fahrenheit (120-150 degrees Celsius). At higher temperatures, ductile iron pipes can experience thermal expansion, which may lead to cracking or distortion. This can compromise the structural integrity of the pipe and potentially cause leaks or failures. Additionally, ductile iron is susceptible to oxidation at elevated temperatures, which can further degrade the pipe's performance over time. For high-temperature applications, it is generally recommended to use materials specifically designed for such conditions, such as stainless steel or high-temperature alloys. These materials offer better resistance to thermal expansion, oxidation, and other factors associated with high temperatures.

Q:The difference between ductile iron pipe and steel pipe used in pipe jacking: The casting processes of nodular cast iron pipes are continuous casting, hot die casting and water-cooled centrifugal casting, in which water cooling is the most advanced process in the world,

Q:How does ductile iron pipe perform in areas with high soil contamination?: Ductile iron pipe performs exceptionally well in areas with high soil contamination due to its inherent strength, durability, and corrosion resistance properties. The material used in manufacturing ductile iron pipes is highly resistant to chemical attack, making it suitable for handling various types of contaminated soils, including those with high levels of acids, alkalis, and other corrosive substances. The corrosion resistance of ductile iron pipes is primarily attributed to their protective internal and external linings, which are designed to prevent contact between the pipe material and the surrounding soil or fluids. These linings act as a barrier, preventing the penetration of corrosive elements and reducing the risk of pipe degradation or failure. Additionally, ductile iron pipes can be further protected by applying external coatings or cathodic protection systems, which enhance their resistance to soil contamination and extend their service life. In areas with high soil contamination, ductile iron pipes offer significant advantages over other materials such as steel or concrete. Their high strength allows them to withstand the external loads imposed by the contaminated soil, reducing the risk of structural failure or deformation. Moreover, the inherent flexibility of ductile iron allows it to absorb ground movements or settlement without compromising its integrity, making it a reliable choice for areas prone to soil instability or shifting. Furthermore, ductile iron pipes have a smooth internal surface, which minimizes friction and helps maintain efficient flow rates even in the presence of contaminants. This characteristic is particularly important in areas with high soil contamination, where debris or sedimentation can accumulate and hinder fluid flow. The smooth bore of ductile iron pipes reduces the risk of clogging and ensures the continuous and reliable conveyance of fluids, even in challenging soil conditions. Overall, ductile iron pipe is a highly suitable choice for areas with high soil contamination. Its excellent corrosion resistance, strength, flexibility, and smooth internal surface make it a reliable and durable solution for conveying fluids in these challenging environments.

Q:Can ductile iron pipes be used in areas with high water velocity?: Yes, ductile iron pipes can be used in areas with high water velocity. Ductile iron pipes are known for their strength and durability, making them suitable for handling high water velocities and pressures. They have a high resistance to corrosion and can withstand the forces generated by fast-moving water. Additionally, ductile iron pipes are designed to have smooth internal surfaces, which helps in reducing friction and minimizing the impact of high water velocity on the pipe. However, it is important to ensure proper installation and maintenance practices to maximize the performance and longevity of the ductile iron pipes in high water velocity areas.

Q:Principles for the antiseptic treatment of ductile iron pipes: The principle that the antiseptic treatment of ductile iron pipes must be complied with is that.1. internal and external surface coating shall be kept clean, remove rust and impurities2. after coating on the inside and outside surface, the coating should be even and smooth, firm and firm, and shall not be abnormal because of climate change3. coating for water delivery should be insoluble in water, no peculiar smell, harmful impurities content

Q:What is the average weight of ductile iron pipes?: The average weight of ductile iron pipes varies depending on their size and specifications. Generally, ductile iron pipes can range in weight from a few hundred pounds to several tons per linear foot.

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