DUCTILE IRON PIPE C DN 700

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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: Do ductile iron pipes require internal lining for potable water applications?: Yes, ductile iron pipes do require internal lining for potable water applications. This is because the iron used in these pipes can react with the water and potentially contaminate it. Internal lining acts as a barrier between the water and the iron, preventing any chemical reactions and ensuring the water remains safe for consumption.

Q: Can ductile iron pipe be used for sewer and wastewater systems?: Indeed, sewer and wastewater systems can make use of ductile iron pipe. Ductile iron, a variant of cast iron, boasts enhanced attributes such as heightened durability, strength, and flexibility. These characteristics render it apt for subterranean usage, encompassing sewer and wastewater systems. Ductile iron pipes possess resistance against corrosion and are capable of enduring high-pressure circumstances, rendering them perfect for the conveyance of sewage and wastewater. Furthermore, ductile iron pipes boast an extended lifespan and necessitate minimal upkeep, thereby making them a financially prudent alternative for sewer and wastewater infrastructure.

Q: What are the common pressure ratings for ductile iron pipes?: The common pressure ratings for ductile iron pipes typically range from 150 psi (pounds per square inch) to 350 psi.

Q: Are ductile iron pipes suitable for use in irrigation sprinkler systems?: Ductile iron pipes, known for their durability, strength, and corrosion resistance, are a suitable option for irrigation sprinkler systems. With their high tensile strength, they can withstand heavy loads and high pressure, ensuring a consistent water supply. Moreover, their long lifespan reduces the frequency of maintenance and replacement, making them cost-effective. In summary, ductile iron pipes are reliable and appropriate for use in irrigation sprinkler systems.

Q: What are the different methods for tapping ductile iron pipe?: There are several different methods for tapping ductile iron pipe, depending on the specific requirements of the project. Some of the common methods used include: 1. Mechanical Tapping: This method involves using a mechanical tapping machine to create a hole in the ductile iron pipe. The machine is equipped with a cutting tool that rotates and cuts through the pipe wall, creating a clean hole. This method is commonly used for smaller diameter pipes and is relatively quick and efficient. 2. Hot Tapping: Hot tapping involves creating a hole in a pressurized ductile iron pipe while it is still in service. This method requires specialized equipment and expertise to ensure safety and maintain the integrity of the pipe. Hot tapping is commonly used when it is not feasible or practical to shut down the pipeline for maintenance or repair work. 3. Electrofusion Tapping: Electrofusion tapping is a method that uses an electrofusion saddle and fitting to create a branch connection on a ductile iron pipe. This method involves welding a fitting onto the pipe using an electrofusion machine, which creates a secure and leak-proof connection. Electrofusion tapping is commonly used for larger diameter pipes and is suitable for both water and gas applications. 4. Saddle Tapping: Saddle tapping involves attaching a saddle or clamp onto the ductile iron pipe and drilling a hole through the saddle into the pipe. The saddle is then equipped with a threaded outlet for connecting a branch line. This method is commonly used for smaller diameter pipes and is relatively simple and cost-effective. 5. Split Sleeve Tapping: Split sleeve tapping is a method that involves cutting a section out of the ductile iron pipe and installing a split sleeve over the cut. The split sleeve is then bolted together, creating a secure and watertight connection. This method is commonly used for larger diameter pipes and is suitable for both water and gas applications. It is important to note that the selection of the tapping method should be based on factors such as the pipe size, pressure rating, required branch connection, and the specific requirements of the project. Consulting with a professional engineer or tapping specialist is recommended to ensure the proper method is used for tapping ductile iron pipe.

Q: Can ductile iron pipes be used for underground storage tanks?: Under specific circumstances, ductile iron pipes are appropriate for underground storage tanks. This material possesses strength and durability, effectively resisting corrosion and making it a suitable option for underground applications. Nevertheless, several factors must be taken into account before implementing ductile iron pipes for underground storage tanks. First and foremost, it is vital to evaluate the project's precise demands and regulations. Different regions and industries may enforce specific guidelines regarding the materials used in underground storage tanks. It is imperative to ascertain that ductile iron pipes comply with these regulations and meet the required standards for underground storage. Secondly, the size and capacity of the storage tank must be considered. Ductile iron pipes are available in various sizes, but their dimensions may not be suitable for large-scale storage tanks due to limitations. Consulting engineers or experts is necessary to determine the appropriate pipe size and capacity for the specific storage requirements. Lastly, the design and installation of the underground storage tank necessitate careful planning. Adequate measures should be taken to seal and protect against external factors such as soil movements, water pressure, or other potential hazards. Preventive actions should be implemented to avoid leaks or damage to the pipes, ensuring the safety and longevity of the storage tank. In conclusion, ductile iron pipes can be utilized for underground storage tanks, but it is crucial to consider the specific requirements, regulations, sizing limitations, and proper design and installation. Seeking guidance from professionals in the field and adhering to industry standards will ensure successful implementation of ductile iron pipes for underground storage tanks.

Q: Are ductile iron pipes suitable for underground applications?: Yes, ductile iron pipes are suitable for underground applications. They are known for their durability, strength, and resistance to corrosion, making them ideal for use in underground environments where they may be exposed to moisture and soil conditions. Additionally, ductile iron pipes have a long lifespan and can withstand heavy loads, making them a reliable choice for underground applications such as water and sewage systems.

Q: Will the quality of ductile iron shrink?: I am a professional casting, I can certainly tell you what he said, there is no basis, you see, the concave is due to do not have a good time, where the hot metal supplement

Q: Can ductile iron pipe be used for hydroelectric power generation?: Hydroelectric power generation is made possible with the use of ductile iron pipes. Ductile iron, a type of cast iron known for its strength, durability, and resistance to corrosion, is well-suited for a range of applications, including the construction of hydroelectric power generation systems. One specific application of ductile iron pipes in hydroelectric power plants is for water conveyance. These pipes, commonly referred to as penstocks, play a vital role in transporting water from the reservoir to the turbines. Given the high pressure and flow rates involved, ductile iron pipes are capable of withstanding these demanding conditions. Moreover, the resistance of ductile iron pipes to corrosion is particularly essential in hydroelectric power generation. The water used in this process can be highly corrosive due to its composition and the presence of impurities. By utilizing ductile iron pipes, the system remains sturdy and durable over time, resulting in reduced maintenance and replacement expenses. Furthermore, the versatility of ductile iron pipes allows for easy joining using different methods such as flanged, mechanical, or push-on joints. This facilitates efficient and reliable installation, ensuring the integrity of the water conveyance system in hydroelectric power plants. In conclusion, ductile iron pipe is a suitable choice for hydroelectric power generation due to its strength, durability, corrosion resistance, and ease of installation. Its utilization in penstocks and other water conveyance systems contributes to the efficient and dependable operation of hydroelectric power plants.

Q: Can ductile iron pipes be used in areas with high levels of groundwater contamination?: Yes, ductile iron pipes can be used in areas with high levels of groundwater contamination. Ductile iron is highly corrosion-resistant, making it suitable for such environments. Additionally, these pipes have a long lifespan and can withstand external pressures, making them a reliable choice for transporting water in contaminated areas.

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