ductile iron pipe china NEGOTIATED

Ref Price:

Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

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

Q: How is ductile iron pipe different from cast iron pipe?: Ductile iron pipe and cast iron pipe are both commonly used for various plumbing and drainage applications. However, they differ in terms of their composition, strength, and flexibility. Firstly, ductile iron pipe is made from a different type of iron alloy compared to cast iron pipe. Ductile iron contains a higher percentage of carbon and silicon, which gives it enhanced strength and durability. On the other hand, cast iron pipe is made from gray iron, which has a higher carbon content but lacks the flexibility of ductile iron. Secondly, ductile iron pipe is known for its superior strength and impact resistance. It can withstand higher pressures and is less prone to cracking or breaking under heavy loads or external forces. Cast iron pipe, while strong, is more brittle and can be prone to fractures and failures. Another significant difference is the flexibility of ductile iron pipe. It has a greater degree of flexibility and can withstand bending and deformation without breaking. This flexibility allows for easier installation, especially in areas with uneven terrain or where ground movement may occur. In contrast, cast iron pipe is less flexible and more rigid, making it less suitable for certain applications where flexibility is essential. Additionally, ductile iron pipe has a smoother interior surface compared to cast iron pipe. This smoothness reduces friction, improves flow efficiency, and minimizes the accumulation of sediment and deposits within the pipe, resulting in better water flow and reduced maintenance requirements. In summary, ductile iron pipe differs from cast iron pipe in terms of its composition, strength, flexibility, and interior surface smoothness. Ductile iron offers superior strength, impact resistance, and flexibility, making it a preferred choice in various plumbing and drainage applications.

Q: What are the advantages of using ductile iron pipes?: Using ductile iron pipes in various applications offers several advantages. To begin with, ductile iron pipes possess a high strength-to-weight ratio, making them a cost-effective option for transporting fluids or gases. They can endure high internal and external pressures, ensuring the dependable and efficient transportation of materials. Furthermore, ductile iron pipes exhibit exceptional corrosion resistance. They are impervious to rust and other forms of corrosion, expanding their lifespan and reducing maintenance expenses. This makes them suitable for underground and underwater applications where corrosive elements are present. Moreover, ductile iron pipes demonstrate superior ductility, enabling them to withstand heavy external loads and impacts without cracking or breaking. This renders them less vulnerable to damage during installation or exposure to harsh environmental conditions. In addition, ductile iron pipes possess excellent flow characteristics. Their smooth inner surface minimizes friction and pressure losses, resulting in efficient fluid flow and reduced pumping costs. This is particularly advantageous in applications requiring high flow rates or long-distance transportation. Additionally, ductile iron pipes are environmentally friendly. They are produced from recycled materials and can be recycled themselves, reducing the demand for raw materials and minimizing environmental impact. Furthermore, their prolonged service life diminishes the need for frequent replacements, further reducing waste generation. Lastly, ductile iron pipes offer versatile installation options. They can be installed using various techniques like trenchless methods, which minimize disruption to the surrounding environment and lower installation costs. Their adaptability and ease of installation make them a preferred choice for various construction projects. Overall, the benefits of utilizing ductile iron pipes encompass their high strength, corrosion resistance, ductility, flow characteristics, environmental friendliness, and versatile installation options. These factors establish them as a reliable and cost-effective choice for numerous applications in various industries.

Q: What is the average weight of ductile iron pipes?: The weight of ductile iron pipes can differ based on their specific dimensions and specifications. However, as a general rule, the weight of ductile iron pipes usually falls within the range of 50 to 200 pounds per foot. Various factors, including the pipe's diameter, wall thickness, and length, affect its weight. It is essential to understand that these weights are averages, and the actual weight of a particular ductile iron pipe may differ. To accurately determine the weight of a ductile iron pipe, it is recommended to consult the manufacturer's specifications or engineering guidelines.

Q: What is the expected bedding and backfill requirements for ductile iron pipes?: To ensure the longevity and proper functioning of ductile iron pipes, it is crucial to meet the expected bedding and backfill requirements. Although these pipes are known for their durability and strength, careful installation is still necessary to prevent any potential damage or compromised performance. The bedding requirements for ductile iron pipes entail establishing a stable and uniform support system to distribute the loads and stresses from the surrounding soil. The pipe should be surrounded by a bedding material that is devoid of rocks, debris, or any sharp objects that could potentially cause harm. Moreover, the bedding material should be adequately compacted to prevent settlement or shifting, which could result in misalignment or pipe failure. Typically, a granular material such as sand or fine aggregate is employed as the bedding material for ductile iron pipes, with a minimum thickness of 6 inches. This material should be evenly placed beneath and around the pipe to provide a continuous support system. Additionally, it should be compacted to at least 90% of the maximum dry density to ensure proper stability and load distribution. As for the backfill requirements, they pertain to the material used to fill the remaining space around the pipe after the bedding has been installed. Similar to the bedding material, the backfill material should be free from rocks, debris, or sharp objects to prevent damage. It should offer support and protection to the pipe while allowing for proper compaction and settling. The backfill material for ductile iron pipes typically consists of a granular substance such as sand or fine aggregate, with a maximum particle size of 1 inch. It should be placed and compacted in layers, ensuring that the compaction is uniform and even around the pipe. Sufficient compaction is crucial to avoid settlement or shifting of the backfill material, which could potentially harm or misalign the pipe. In conclusion, meeting the expected bedding and backfill requirements for ductile iron pipes necessitates the use of a granular material that is free from rocks, debris, or sharp objects. This material should be evenly placed and compacted to provide stable support and protection to the pipe. Adhering to these requirements will help ensure the proper functioning and longevity of ductile iron pipe systems.

Q: How to control mortar proportioning in ductile iron pipe cement coating: The mix ratio of cement coated mortar for ductile iron pipes refers to the weight ratio of various raw materials consisting of ductile iron pipes and cement coated mortars.

Q: Are ductile iron pipes suitable for pressure sewer systems?: Yes, ductile iron pipes are suitable for pressure sewer systems. Ductile iron pipes have excellent strength and durability, making them capable of withstanding high pressure and stress levels. Additionally, they have a smooth interior surface that promotes efficient flow and reduces the risk of clogs. These qualities make ductile iron pipes a reliable choice for pressure sewer systems.

Q: How does ductile iron pipe perform in areas with high water hammer?: Ductile iron pipe performs exceptionally well in areas with high water hammer. The strength and durability of ductile iron allow it to withstand the forceful impact of water hammer without any significant damage. Water hammer refers to the sudden increase in pressure caused by the rapid change in water flow direction or velocity, often occurring when valves are closed quickly. This abrupt change in pressure can lead to significant stress on pipes, potentially causing them to rupture or fail. However, ductile iron pipes have excellent impact resistance due to their unique composition and manufacturing process. They are made from a combination of iron, carbon, and small amounts of other elements such as silicon and magnesium. The graphite nodules formed during the manufacturing process give ductile iron its superior strength and flexibility, making it less prone to cracking or breaking under pressure. In areas with high water hammer, ductile iron pipe's inherent strength and resilience allow it to absorb and dissipate the force generated by water hammer events. Its ability to withstand the sudden pressure changes helps to prevent pipe failure, minimizing the risk of leaks or bursts. Additionally, the smooth internal surface of ductile iron pipes reduces the likelihood of water hammer occurrences by minimizing turbulence and maintaining a more constant flow. This characteristic helps to mitigate the impact of water hammer on the pipe system. Overall, ductile iron pipe is an ideal choice for areas with high water hammer due to its exceptional strength, impact resistance, and ability to withstand sudden pressure changes. Its performance in such conditions ensures the longevity and reliability of the water distribution system.

Q: Can ductile iron pipes be used for fire protection systems?: Fire protection systems can utilize ductile iron pipes. Ductile iron, a form of cast iron, possesses both strength and flexibility, making it suitable for various applications, including fire protection systems. It boasts excellent mechanical properties, such as high tensile strength and impact resistance, which are essential for withstanding the pressures and stresses that can arise during fire suppression efforts. Ductile iron pipes are renowned for their durability and long lifespan, which is crucial for reliable and functional fire protection systems. They have a longer lifespan compared to materials like PVC or galvanized steel and are less susceptible to corrosion. This is particularly important for fire protection systems, as they must remain operational even after extended periods of inactivity. Additionally, ductile iron pipes exhibit exceptional fire resistance. They can withstand high temperatures without compromising their structural integrity, ensuring the fire protection system remains intact and functional during fire emergencies. This is pivotal for ensuring the safety of occupants and minimizing property damage. Furthermore, ductile iron pipes are compatible with a wide range of fittings, valves, and accessories commonly used in fire protection systems. This facilitates easy installation and integration into existing fire suppression networks. In conclusion, ductile iron pipes are a reliable and suitable choice for fire protection systems due to their strength, durability, fire resistance, and compatibility with other system components.

Q: How much pressure can the ductile iron pipe socket meet?: After all, he is not steel, strength is low, toughness is poor. But a short period of about 100kg, things should be no problem.

Q: Are ductile iron pipes resistant to sulfuric acid corrosion?: Yes, ductile iron pipes are generally resistant to sulfuric acid corrosion. Ductile iron is a strong and durable material that contains a high percentage of iron, making it less susceptible to the corrosive effects of sulfuric acid compared to other materials like cast iron or steel. However, it is important to note that the level of resistance can vary depending on factors such as the concentration and temperature of the sulfuric acid, as well as the duration of exposure. In highly concentrated or elevated temperature environments, additional protective measures such as lining the pipes with suitable materials or employing corrosion inhibitors may be necessary to ensure long-term resistance to sulfuric acid corrosion.

Send your message to us

*Email

*TEL

*Quantity

*Unit