DUCTILE IRON PIPE C Class DN 1600

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

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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 pipe be used for wastewater treatment plant sludge handling?: Indeed, ductile iron pipe is suitable for the handling of sludge in wastewater treatment plants. Possessing strength and durability, this material resists corrosion and endures the challenging conditions related to sludge management. Frequently employed in wastewater treatment plants for sludge transport, it ensures remarkable structural integrity and boasts an extended lifespan. Moreover, ductile iron pipe proves effortless to install and maintain, rendering it a pragmatic selection for sludge handling purposes within wastewater treatment plants.

Q:Are ductile iron pipes suitable for use in paper mills?: Ductile iron pipes, known for their strength and durability, are well-suited for paper mills. With their excellent performance in various industrial settings, including paper mills, these pipes are able to withstand high-pressure systems and resist corrosion. This makes them suitable for transporting water, chemicals, and other fluids commonly used in paper mills. Moreover, the impact resistance of ductile iron pipes is advantageous in an environment with heavy machinery and equipment. In summary, ductile iron pipes are a dependable and enduring choice for paper mills, thanks to their strength, durability, corrosion resistance, and ability to handle high-pressure systems.

Q:Are ductile iron pipes resistant to environmental stress cracking?: Indeed, environmental stress cracking is not a concern for ductile iron pipes. Ductile iron, a form of cast iron that has been infused with small amounts of magnesium for enhanced strength and ductility, possesses this advantageous quality. Consequently, these pipes exhibit exceptional resistance to cracking and harm caused by environmental stress factors like temperature fluctuations, soil shifting, and corrosive elements present in the surrounding environment. Moreover, the inherent robustness and adaptability of ductile iron enable it to endure substantial external pressure and stress without succumbing to cracking or failure. Ultimately, ductile iron pipes are a dependable and long-lasting option for various purposes, such as the transportation of water and wastewater, thanks to their ability to withstand environmental stress cracking.

Q:Does centrifugal cast iron pipe work well with lining cement? Will it scale and breed bacteria?: The situation in use abroad seems. It is considered that the corrosion of the inner wall of the centrifugal centrifugal ductile iron pipe and the rupture of the pipe are easy to occur when the content of chloride ion exceeds 5O0PPm in the pipe laying environment. This is mainly because, because the cement paste protection layer is the late spraying construction, it is not good to combine with the prefabricated core tube. It often causes water or moisture to seep in and causes oxidation and corrosion of the prestressing steel bars, resulting in fracture. The adhesive interface between cement mortar and centrifugally cast iron pipe is not reasonable. Because of the water absorption of cement, when the water enters the pipe, it is easy to destroy the interface and corroded the inner wall of the centrifugally cast iron pipe. Because it is a brittle material, it is easy to cause sudden accidents.

Q:Are ductile iron pipes suitable for installation in areas with high traffic loads?: Yes, ductile iron pipes are suitable for installation in areas with high traffic loads. Due to their inherent strength and durability, ductile iron pipes can withstand heavy loads and are commonly used in applications where there is significant vehicular traffic.

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:Can ductile iron pipe be used in areas with high groundwater levels?: Yes, ductile iron pipe can be used in areas with high groundwater levels. Ductile iron is known for its durability and corrosion resistance, making it suitable for underground applications including areas with high groundwater levels.

Q:Are ductile iron pipes prone to leakage?: Ductile iron pipes are generally resistant to leakage due to their robust and durable nature. However, like any other infrastructure, they can be susceptible to leakage if they are not properly installed or maintained. Regular inspections, proper installation techniques, and timely repairs are essential to minimize the risk of leakage in ductile iron pipes.

Q:Why does the cast iron pipe always run off when testing?: The pipeline is installed, straight section of each pipe will be added pier, concrete pipe, elbow, three links should also have concrete pier, specific installation method according to GB Atlas 03SS515, and the straight pipe to soil, pipeline interface will be exposed, easy to check.

Q:Can ductile iron pipes be used for underground utilities?: Yes, ductile iron pipes can be used for underground utilities. Ductile iron is a strong and durable material that can withstand the pressure and load requirements of underground applications. It is commonly used for water and wastewater systems, gas distribution, and other underground utility infrastructure.

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