ductile iron pipe of china 2900 System 1

ductile iron pipe of china 2900

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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

ductile iron pipe of china 2900

Q:Are ductile iron pipes suitable for sewer force mains?: Yes, ductile iron pipes are suitable for sewer force mains. Ductile iron is a type of cast iron that has a higher level of strength and flexibility compared to traditional cast iron pipes. This makes it ideal for applications where the pipes need to withstand high pressure and heavy loads, such as sewer force mains. Ductile iron pipes have excellent resistance to corrosion and are highly durable, which is crucial for sewer systems that are exposed to various corrosive substances and harsh environments. They also have the ability to absorb vibrations and shocks, reducing the risk of pipe failures caused by external forces. Furthermore, ductile iron pipes are known for their long service life, often lasting for more than 100 years. This makes them a cost-effective choice for sewer force mains, as they require minimal maintenance and replacement over their lifetime. Overall, ductile iron pipes offer a reliable and durable solution for sewer force mains, providing the necessary strength, flexibility, and resistance to corrosion to ensure efficient and long-lasting sewer systems.

Q:Are ductile iron pipes resistant to chemicals?: Generally, ductile iron pipes exhibit resistance to chemicals. Ductile iron, a variety of cast iron, is fortified with small amounts of magnesium to enhance its strength and ductility. This alloying process effectively heightens its ability to withstand corrosion and chemical attack. Ductile iron pipes have found extensive use in multiple applications, such as water supply, wastewater treatment, and industrial piping systems, where they may encounter a range of chemicals. Nevertheless, it is crucial to acknowledge that the resistance of ductile iron pipes to chemicals can vary based on the specific type and concentration of the chemical in question. Thus, it is advisable to seek guidance from the manufacturer or a qualified engineer to ascertain the suitability of ductile iron pipes for a particular chemical application.

Q:Ductile iron pipe converter, steel transition DN100 turn 100, what is the specific accessories name? Can you supply photos?: Strong toughness: the pipe can be stretched to 5 times the original length without fracture, which is suitable for uneven geological conditions without affecting its link performance. In the case of a breach, there is no extension of the mouth due to the breach.

Q:Can ductile iron pipes be used in areas with high soil liquefaction potential?: Ductile iron pipes can be used in areas with high soil liquefaction potential, but certain precautions and considerations need to be taken into account. Soil liquefaction is a phenomenon in which saturated soil temporarily loses its strength and behaves like a liquid during an earthquake or other seismic events. Ductile iron pipes are known for their strength, durability, and resistance to external loads, making them suitable for various applications, including water and wastewater transportation. However, when it comes to areas with high soil liquefaction potential, additional measures should be considered to ensure the pipes' performance and integrity. One crucial factor to consider is the pipe's installation depth. Ductile iron pipes should be installed at a sufficient depth below the ground surface to minimize the effects of soil liquefaction. The depth will vary depending on soil conditions and the level of seismic activity in the area. Consulting with geotechnical engineers and following local building codes and regulations is essential to determine the appropriate installation depth. Furthermore, proper backfill materials and compaction techniques must be employed during the pipe installation process. Using granular materials, such as crushed stone or gravel, for backfill can help improve the soil's stability and reduce the potential for liquefaction. Adequate compaction of the backfill is also necessary to ensure the pipes' stability and prevent settlement or movement during seismic events. Moreover, it is recommended to use flexible joints, such as restrained joints or push-on joints, when installing ductile iron pipes in areas prone to soil liquefaction. These joints allow for some movement and flexibility, which can help absorb the ground's movement during an earthquake, reducing the stress on the pipes and minimizing the risk of damage. Regular inspection and maintenance of the ductile iron pipes are crucial in high soil liquefaction potential areas. Monitoring for any signs of movement, settling, or damage should be conducted, and any necessary repairs or reinforcements should be promptly addressed to ensure the pipes' continued performance and safety. In conclusion, ductile iron pipes can be used in areas with high soil liquefaction potential, but careful consideration of installation depth, proper backfill materials and compaction, the use of flexible joints, and regular maintenance are crucial to ensuring their optimal performance and longevity. Consulting with geotechnical engineers and following local building codes and regulations is highly recommended to ensure the pipes' suitability in such areas.

Q:What is the composition of ductile iron pipes?: Ductile iron pipes consist mainly of iron, with small amounts of carbon, silicon, and other alloying elements. The iron content typically ranges from 90% to 94%, while carbon content is usually around 3% to 4%. Silicon is added between 1.5% to 3%, which enhances the ductility and strength of the iron. Smaller quantities of manganese, sulfur, and phosphorus may also be present. The composition of ductile iron pipes is carefully engineered to achieve specific properties. By adding carbon and silicon, the hardness and strength of the iron are improved, making it suitable for demanding applications. These alloying elements also contribute to the pipes' ductility, allowing them to be easily bent and molded without breaking. In summary, the composition of ductile iron pipes is designed to strike a balance between strength, ductility, and resistance to corrosion. This makes them ideal for use in water and sewage systems, where they can endure high pressure, bear heavy loads, and resist the corrosive effects of water and other chemicals.

Q:What is the expected deflection limit of ductile iron pipes?: The expected deflection limit of ductile iron pipes is typically around 2% of the pipe's diameter, as per industry standards.

Q:How are ductile iron pipes protected against mechanical damage?: Various measures are implemented to protect ductile iron pipes from mechanical damage, ensuring their durability and longevity. One effective approach involves applying a protective coating to the exterior surface of the pipes. This coating acts as a barrier, safeguarding the ductile iron from physical abrasion, impact, and corrosion. Depending on specific requirements and environmental conditions, the coating can be composed of materials such as epoxy, polyethylene, or zinc. In addition to the protective coating, ductile iron pipes are designed with a high level of structural strength. They are manufactured to withstand significant pressure and external forces, making them less vulnerable to mechanical damage. The inherent strength of the material enables the pipes to resist deformation and cracking, even when subjected to heavy loads or ground movements. Moreover, proper bedding and backfilling techniques are employed during the installation of ductile iron pipes. This involves carefully placing the pipes in a prepared trench to ensure a stable foundation and minimize the risk of external forces causing damage. The correct backfill material is then used to provide support and prevent excessive pressure on the pipes. To further enhance protection against mechanical damage, additional measures such as concrete encasement or protective sleeves are often employed during the installation of ductile iron pipes. Concrete encasement involves surrounding the pipe with a layer of concrete, offering an extra layer of defense against external forces. Protective sleeves can also be utilized in areas prone to impact or where additional protection is necessary. Regular inspections and maintenance play a crucial role in ensuring the continuous protection of ductile iron pipes against mechanical damage. Periodic checks for signs of wear, corrosion, or other forms of damage enable timely repairs or replacements, preventing further deterioration. In summary, a combination of protective coatings, structural strength, proper installation techniques, and regular maintenance effectively safeguards ductile iron pipes against mechanical damage, guaranteeing their reliable performance and long lifespan in various applications.

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 are the different corrosion protection options for ductile iron pipe?: To ensure the longevity and durability of ductile iron pipes, there are several options available for corrosion protection. These options are as follows: 1. Cement Mortar Lining: A layer of cement mortar is applied to the inner surface of the pipe, creating a barrier against corrosive elements in water or soil. This lining offers excellent corrosion resistance and can endure for many decades. 2. Polyethylene Encasement: The ductile iron pipe is wrapped with a layer of polyethylene material, which acts as a physical shield against external corrosive elements. This method is commonly employed in aggressive soil conditions and provides long-lasting protection. 3. Internal and External Coatings: Different types of coatings, such as epoxy, polyurethane, or fusion-bonded epoxy (FBE) coatings, can be applied to the inner and outer surfaces of the pipe to resist corrosion. These coatings form a barrier that prevents the pipe from corroding in the surrounding environment. 4. Cathodic Protection: An electrical current is utilized to safeguard the pipe from corrosion. Cathodic protection systems can be either galvanic (sacrificial anode) or impressed current systems. These systems control the flow of electrons, preventing the oxidation of the ductile iron pipe. 5. Zinc Coating: Also known as galvanizing, this method involves applying a layer of zinc to the surface of the ductile iron pipe. Zinc acts as a sacrificial anode, corroding instead of the iron pipe. Zinc coating is particularly effective in soil conditions with low resistivity, offering reliable corrosion protection. It is crucial to consider various factors such as the environment, water chemistry, soil conditions, and expected service life when choosing a corrosion protection option for ductile iron pipes. Consulting with corrosion protection specialists and engineers can assist in selecting the most suitable option for specific applications.

Q:Can ductile iron pipes be used for irrigation of golf courses?: Yes, ductile iron pipes can be used for irrigation of golf courses.

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