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: Are ductile iron pipes suitable for use in chemical storage tanks?: Chemical storage tanks cannot be made with ductile iron pipes since they are not able to resist corrosion caused by different chemicals. While ductile iron pipes possess exceptional mechanical properties, such as high tensile strength and impact resistance, they are not equipped to handle the corrosive nature of chemicals. To ensure the safety and integrity of the tank, materials that can withstand the corrosive properties of the stored chemicals, such as fiberglass-reinforced plastic (FRP), stainless steel, or high-density polyethylene (HDPE), are commonly used for chemical storage tanks. It is of utmost importance to carefully choose the appropriate material for chemical storage tanks in order to prevent leaks, contamination, and potential hazards.

Q: What quota can be used for the installation of DN300 ductile iron pipes?: Moreover, the ball tube is generally 5.5 meters long or 6 meters, if the length of the bridge is too long, to use the casing, the casing must also be fixed, and so on.

Q: Can ductile iron pipe be used for high-pressure gas systems?: Ductile iron pipe is a viable option for high-pressure gas systems due to its remarkable strength and durability. Its ability to withstand high pressures makes it suitable for applications requiring such systems. It possesses outstanding mechanical properties, including high tensile strength, yield strength, and impact resistance. These properties enable it to endure the pressures associated with gas transmission. Additionally, its resistance to corrosion ensures its reliability for long-term use in high-pressure gas systems. However, to ensure optimal safety and performance, it is crucial to consider the specific requirements and regulations of the gas system and seek guidance from industry professionals for correct installation and maintenance of the ductile iron pipe.

Q: How are ductile iron pipes tested for quality?: Ductile iron pipes are tested for quality using various methods to ensure they meet the required standards and specifications. One common test is the hydrostatic pressure test, which involves subjecting the pipes to water or other liquid under high pressure to check for any leaks or weaknesses. The pipes are typically filled with water and the pressure is gradually increased to a predetermined level. This test helps to identify any potential defects in the pipes that could compromise their integrity. Another important quality test for ductile iron pipes is the tensile test. This test involves pulling a sample of the pipe until it breaks, measuring the amount of force applied and the elongation of the sample. By doing so, the tensile strength and ductility of the pipe can be determined, ensuring it can withstand the required loads and stresses without deformation or failure. In addition to these tests, other quality checks include visual inspection, dimensional checks, and surface defect examinations. Visual inspection involves scrutinizing the pipes for any visible defects such as cracks, voids, or surface irregularities. Dimensional checks ensure that the pipes meet the specified dimensions and tolerances. Furthermore, ductile iron pipes are often subjected to corrosion resistance tests. This is done by exposing the pipes to different corrosive environments, such as saltwater or acidic solutions, to evaluate their resistance to corrosion. This is crucial as it determines the durability and longevity of the pipes, especially in applications where they may be exposed to harsh conditions. Overall, ductile iron pipes undergo rigorous testing to ensure their quality and performance. These tests help guarantee that the pipes meet the required standards, are safe to use, and are capable of withstanding the expected loads and environmental conditions they will encounter in their intended applications.

Q: Do ductile iron pipes require additional protection against external factors?: It is necessary to provide extra protection for ductile iron pipes due to external factors. Despite being strong and durable, ductile iron pipes are susceptible to corrosion and other threats that can cause pipe failure. The primary external factor that ductile iron pipes require protection from is corrosion. Corrosion can weaken the pipe over time and is caused by certain chemicals present in soil or water. To prevent corrosion, ductile iron pipes are often coated with substances like polyethylene or zinc. This coating acts as a barrier, safeguarding the pipe against corrosive elements and prolonging its lifespan. In addition to corrosion, ductile iron pipes may also need protection against physical damage. These pipes are typically buried underground, making them vulnerable to forces like heavy machinery, ground movement, and vandalism. To protect against physical damage, ductile iron pipes can be encased in concrete or surrounded by a protective sleeve or casing. Furthermore, ductile iron pipes may require protection against soil conditions that can lead to pipe movement or shifting. In areas with unstable soil, it may be necessary to implement measures such as proper bedding and backfilling techniques, as well as the use of anchoring devices. These measures ensure the stability and integrity of the pipes. To conclude, although ductile iron pipes are strong, they still need additional protection against external factors. This includes preventing corrosion, protecting against physical damage, and addressing soil conditions. By implementing these protective measures, the lifespan and performance of ductile iron pipes can be significantly extended, ensuring the reliable transportation of water and other fluids.

Q: Are ductile iron pipes suitable for use in power plants?: Yes, ductile iron pipes are suitable for use in power plants. They possess excellent mechanical properties, such as high strength, durability, and impact resistance, making them suitable for transporting water, steam, and various chemicals in power plant applications. Additionally, their corrosion resistance and ability to withstand high temperatures make them a reliable choice for conveying fluids in power generation facilities.

Q: How to correctly measure ductile iron pipe: This need to find the right tools, Michi, caliper, amount to ductile pipe and pipe fittings and pipe fittings of the outer diameter, inner diameter, length and wall thickness were measured, eleven.

Q: Are there any specific standards or specifications for ductile iron pipes?: Yes, there are specific standards and specifications for ductile iron pipes. The most widely recognized standards for ductile iron pipes include ISO 2531, EN 545, and ASTM A536. These standards outline the requirements for the material composition, physical properties, dimensions, and testing methods of ductile iron pipes. Additionally, different countries or regions may have their own specific standards or specifications for ductile iron pipes.

Q: Are ductile iron pipes suitable for use in wastewater treatment plants?: Ductile iron pipes are indeed a suitable option for utilization in wastewater treatment plants. This is due to the fact that ductile iron possesses immense strength and durability, enabling it to endure the harsh and corrosive environment commonly found in such facilities. Furthermore, it boasts exceptional resistance against abrasion, corrosion, and chemical assaults, rendering it a dependable choice for the conveyance of wastewater and the handling of diverse chemicals and substances encountered in the treatment process. Another advantage of ductile iron pipes lies in their high tensile strength, allowing them to withstand both high-pressure conditions and the weight of the surrounding soil. Moreover, these pipes are renowned for their flexibility, affording them protection against ground movement and settlement, thus ensuring long-lasting performance and dependability within wastewater treatment plants.

Q: Ductile iron pipe, socket connection, pipe length, you can cut open it?: The cutting length is 4 meters from the jack. Among them, DN300 below 100% can be cut, DN350 above shear ratio is 10%, cut the small head to do chamfering treatment.

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