DUCTILE IRON PIPE DN125 c class

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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 water distribution networks?: Water distribution networks can utilize ductile iron pipes. Ductile iron, a type of cast iron known for its strength and flexibility, is well-suited for a variety of applications, including water distribution systems. Due to their durability, resistance to corrosion, and long lifespan, ductile iron pipes have been widely used in water supply networks. These pipes are capable of withstanding high pressure and are resistant to external loads and ground movement, making them an ideal choice for underground installations. Additionally, ductile iron pipes are commonly used for transporting safe drinking water as they are non-toxic and do not contaminate the water supply. Moreover, ductile iron pipes possess excellent hydraulic properties, ensuring efficient water flow and minimizing friction losses. Their smooth interior surface prevents the accumulation of deposits, reducing the risk of clogs and maintaining a consistent water flow. In summary, ductile iron pipes offer a reliable and effective solution for water distribution networks, guaranteeing the safe and efficient transportation of water to communities and industries.

Q: Are ductile iron pipes suitable for use in irrigation pivot systems?: Yes, ductile iron pipes are suitable for use in irrigation pivot systems. They are known for their durability, strength, and resistance to corrosion, making them a reliable choice for transporting water in agricultural applications. Additionally, ductile iron pipes have a high tolerance for pressure and can withstand the stresses caused by irrigation pivot systems.

Q: What is the expected deflection range for ductile iron pipes?: Several factors, such as pipe diameter, wall thickness, soil conditions, and installation methods, can affect the expected deflection range for ductile iron pipes. Compared to materials like PVC or concrete pipes, ductile iron pipes generally have a higher deflection capacity. For ductile iron pipes with smaller diameters (up to 12 inches), the typical expected deflection range is around 2-3% of the pipe diameter. In other words, a 12-inch ductile iron pipe could potentially deflect by approximately 0.24-0.36 inches. On the other hand, larger diameter ductile iron pipes (greater than 12 inches) can have a slightly higher expected deflection range, ranging from 2-5% of the pipe diameter. For instance, a 24-inch ductile iron pipe could potentially deflect by approximately 0.48-1.2 inches. It is important to remember that these values are general estimates and should be confirmed with the manufacturer's specifications or engineering design guidelines specific to a particular project. Furthermore, following proper installation techniques and backfilling practices is crucial to ensure the structural integrity of the pipe and prevent excessive deflection.

Q: How do ductile iron pipes handle thermal cycling in industrial applications?: Ductile iron pipes are known for their exceptional ability to handle thermal cycling in industrial applications. Thermal cycling refers to the fluctuation in temperature that occurs during the operation of various industrial processes. These pipes are designed to withstand the stresses caused by thermal expansion and contraction, making them highly suitable for environments with significant temperature variations. One of the key characteristics of ductile iron pipes is their high thermal conductivity. This means that they can efficiently conduct heat away from the hot areas, minimizing the impact of thermal cycling. Additionally, ductile iron pipes have a low coefficient of thermal expansion, which means that they expand and contract at a slower rate compared to other materials. This helps to reduce the stresses imposed on the pipes during thermal cycling. Furthermore, ductile iron pipes have excellent mechanical properties, including high tensile strength and impact resistance. These properties enable the pipes to withstand the mechanical stresses that may arise due to thermal cycling. They can resist the formation of cracks or fractures, ensuring the integrity and longevity of the pipes in industrial applications. Moreover, ductile iron pipes have a high resistance to corrosion and oxidation. This is particularly important in industrial settings where the pipes may be exposed to aggressive chemicals or harsh environments. The corrosion resistance of ductile iron pipes ensures that they can withstand the corrosive effects of the process fluids and gases, even during thermal cycling. In summary, ductile iron pipes are well-equipped to handle thermal cycling in industrial applications. Their high thermal conductivity, low coefficient of thermal expansion, excellent mechanical properties, and resistance to corrosion make them a reliable choice for environments with significant temperature variations. These pipes can effectively withstand the stresses caused by thermal cycling, ensuring their durability and longevity in industrial settings.

Q: What is the expected hydraulic efficiency of ductile iron pipes?: The expected hydraulic efficiency of ductile iron pipes is generally high, as they have a smooth interior surface that minimizes friction and allows for efficient flow of water or other fluids.

Q: Are ductile iron pipes resistant to chloride-induced corrosion?: Yes, ductile iron pipes are generally resistant to chloride-induced corrosion due to their protective coating and inherent chemical composition. However, the level of resistance may vary depending on the specific environment and concentration of chlorides present. Proper maintenance and regular inspections are still important to ensure long-term durability and prevent any potential corrosion issues.

Q: What is the expected hoop stress capacity of ductile iron pipes?: The expected hoop stress capacity of ductile iron pipes can vary depending on various factors such as the pipe's diameter, wall thickness, and material grade. However, in general, ductile iron pipes have a high level of strength and durability, making them capable of withstanding significant hoop stress. Ductile iron pipes are designed and manufactured to meet specific standards and requirements, such as the American Water Works Association (AWWA) C151 and C115 standards. These standards ensure that the pipes have sufficient strength to handle the anticipated loads and pressures they may encounter during their service life. The hoop stress capacity of ductile iron pipes is primarily determined by their tensile strength. Ductile iron is a type of cast iron that has been treated to exhibit ductility, meaning it can withstand tensile stress without fracturing. This property makes it suitable for applications where the pipes may experience internal or external pressure, such as water distribution systems or sewer lines. To determine the expected hoop stress capacity, engineers typically perform calculations based on the specific pipe dimensions, material properties, and the expected operating conditions. These calculations consider factors such as the internal pressure, external loads, and the safety factors required by the applicable design standards. It is important to note that the expected hoop stress capacity of ductile iron pipes should always be verified using the manufacturer's specifications and engineering calculations. Additionally, any modifications or repairs to the pipes should be performed by qualified professionals in accordance with industry guidelines to ensure their continued strength and performance.

Q: What are the advantages of using ductile iron pipe over HDPE pipe?: Ductile iron pipe offers several advantages over HDPE pipe. Firstly, it has a higher strength and durability, making it suitable for high-pressure and heavy-duty applications. Secondly, it has better resistance to external loads, such as traffic or soil pressure. Additionally, ductile iron pipe has superior fire resistance and is less susceptible to damage from UV rays. Moreover, it has a longer lifespan and requires less maintenance compared to HDPE pipe. Lastly, ductile iron pipe has better flow characteristics, resulting in lower energy consumption for pumping systems.

Q: Can ductile iron pipes be used for gravity flow applications?: Yes, ductile iron pipes can be used for gravity flow applications. Ductile iron pipes are known for their strength, durability, and flexibility, making them ideal for various applications including gravity flow systems. They are commonly used in water and wastewater systems, storm drainage systems, and other gravity flow applications where the pipes need to withstand high internal and external pressures. Ductile iron pipes are able to handle the weight of the flowing fluid without the need for additional support, making them a reliable choice for gravity flow applications. Additionally, their corrosion resistance properties ensure long-term performance in underground or exposed environments. Therefore, ductile iron pipes are suitable and commonly used for gravity flow applications.

Q: How can the ductile iron pipe be tested?: In the hydraulic test, the ductile iron pipe can not be close to the back, support, pipe end and so on. The inspection must be carried out after all stops

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