Ductile Iron Pipe On Sale Made In China DN80
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m
- Supply Capability:
- 10000 m/month
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1.Packaging & Delivery
Packaging Detail: | DN80-300 bundled with steel belt ( the bundle size see the product detail part) DN400-1200 are in bulk |
Delivery Detail: | at least 5days for MOQ |
2.Specifications
Ductile iron pipe comply with ISO2531/EN545
1)We are factory
2)Best quality
3)Competive price
4)On time delivery
3.Features:
Facilitating high resistance to loadings, pressure and vacuum with high tensile strength,
Enabling high resistance to corrosion,
Not requiring cathodic protection,
Less operating cost since cast pipes have larger nominal diameter than polyethylene pipes.
Being the best pipe in case of an earthquake, with its ability of resilience and resistance to impacts without deformation,
Long product life, exceeding 50 years,
Preserving the quality of water with healthy interior coating.
4.Applied Standards:
General Design | ISO 2531 |
Internal Lining | ISO 4179 |
External Coating | ISO 8179 |
Polyethylene Coating (Optional) | ISO 8180 |
5.Joint Types:
Push-on Type | TYT Type |
Standard Type |
6. Diameters:
Pipes | Ø80 – Ø1200 mm (L = 6m, and 5.7m) |
Fittings | Ø80 - Ø2200 mm |
7. Wall Thickness:
Pipes | C and K classes |
Fittings | Class K10 - K12 |
8.Test Pressures:
Pipes | for Ø80 - Ø300 mm | 50 bar / 40 bar |
for Ø350 - Ø600 mm | 40 bar / 30 bar | |
for Ø700 - Ø1000 mm | 32 bar / 25 bar | |
for Ø1100 - Ø2600 mm | 25 bar |
Fittings | for Ø40 - Ø300 mm | 25 bar (*) |
for Ø350 - Ø600 mm | 16 bar | |
for Ø700 - Ø2600 mm | 10 bar | |
(*16 bar for fittings with PN10 flanges) | ||
9.Materials:
Pipe | Ductile iron casting, minimum 420 MPa tensile strength |
Internal Lining | Concrete Lining, ISO 4179 |
Socket Internal 10.Lining | 200 micron epoxy coating |
External Coating | 70 micron bitumen coating on 130 gr/m2 zinc coating, ISO 8179 |
Fittings | Ductile iron casting, minimum 420 MPa tensile strength |
Internal Lining | Concrete Lining, ISO 4179 |
External Coating | 70 micron bitumen coating on 130 gr/m2 zinc coating, ISO 8179 |
- Q: What is the expected joint tightness for ductile iron pipes?
- The expected joint tightness for ductile iron pipes is typically high due to the robustness of the material and the quality of the jointing methods used, such as rubber gaskets or mechanical couplings. This ensures a reliable and leak-free performance in various applications.
- Q: The role of chromium in nodular cast iron
- In the bending fatigue test of crankshaft, it is also found that the chromium containing cast nodular iron crankshaft has the characteristics of large ultimate bending moment, high safety factor, overload duration, high strength and small deformation.
- Q: What are the typical pressure surge protection measures for ductile iron pipe?
- There are several typical pressure surge protection measures for ductile iron pipe that help ensure its integrity and longevity. These measures include: 1. Surge tanks: Surge tanks are commonly used to absorb pressure surges and minimize their impact on the ductile iron pipe. These tanks are typically installed at critical points in the pipeline system, such as at pump stations or near valves, to provide a reservoir for excess pressure. 2. Air release valves: Air release valves are essential components in ductile iron pipe systems that help release trapped air and prevent the formation of air pockets. These valves help maintain a stable pressure within the pipe and reduce the risk of pressure surges during operation or sudden changes in flow. 3. Pressure relief valves: Pressure relief valves are designed to protect ductile iron pipes by releasing excess pressure when it exceeds a predetermined threshold. These valves are typically installed at strategic locations in the pipeline system and are set to open when the pressure exceeds a safe limit, diverting the excess pressure to prevent damage to the pipe. 4. Surge suppressors: Surge suppressors are devices that are installed in ductile iron pipe systems to absorb and dissipate pressure surges. These devices act as shock absorbers, reducing the impact of pressure fluctuations and preventing damage to the pipe. Surge suppressors are particularly effective in situations where pressure surges are frequent or severe. 5. Pipe wall thickness: Another crucial measure for pressure surge protection in ductile iron pipe is ensuring an appropriate pipe wall thickness. By selecting a pipe with the correct wall thickness, engineers can ensure that the pipe can withstand the pressure surges it may encounter during operation. This helps prevent pipe failure or rupture due to excessive pressure. It is important to note that the specific pressure surge protection measures implemented for ductile iron pipe may vary depending on the specific application, pipe size, operating conditions, and regulatory requirements. Consulting with experts in pipeline engineering and design is crucial to determine the most suitable pressure surge protection measures for a particular ductile iron pipe system.
- Q: Can ductile iron pipes be used for water tunnel crossings?
- Yes, ductile iron pipes can be used for water tunnel crossings. Ductile iron pipes are known for their strength, durability, and resistance to corrosion, making them a suitable choice for various applications, including water tunnel crossings. They are capable of withstanding high pressure, external loads, and ground movements, which are often encountered in tunnel crossings. Additionally, ductile iron pipes have a long service life and require minimal maintenance, making them a cost-effective solution for water tunnel crossings.
- Q: Can ductile iron pipes be used for underground slurry pipelines?
- Yes, ductile iron pipes can be used for underground slurry pipelines. Ductile iron pipes are known for their strength and durability, making them suitable for transporting various types of slurries underground.
- Q: Can ductile iron pipes be used for potable water systems?
- Yes, ductile iron pipes can be used for potable water systems. Ductile iron is a type of iron that has been treated with magnesium to increase its strength and flexibility. These pipes are known for their durability, corrosion resistance, and ability to withstand high pressure. They are commonly used in water distribution systems, including for potable water supply. However, it is important to ensure that the ductile iron pipes used for potable water systems meet the necessary standards and regulations set by local authorities, such as NSF/ANSI 61 for drinking water system components. Regular maintenance and periodic testing are also essential to ensure the continued safety and quality of the potable water system.
- Q: How does ductile iron pipe compare to steel pipe in terms of durability?
- Ductile iron pipe is generally considered to be more durable than steel pipe. It has superior strength and durability due to its unique microstructure, which allows it to withstand higher levels of pressure, impacts, and loads. Ductile iron pipe also has better corrosion resistance properties, making it less prone to rust and deterioration compared to steel pipe. Additionally, ductile iron pipe has a longer lifespan and requires less maintenance, making it a more reliable and durable choice for various applications.
- Q: What are the different types of joints used in ductile iron pipes?
- There are several types of joints commonly used in ductile iron pipes. These joints are designed to provide a secure and leak-proof connection between pipe sections. Here are some of the most commonly used joint types: 1. Push-on joint: This type of joint is easy to install and requires no special tools. It involves lubricating the gasket on one end of the pipe and pushing it into the socket of the adjoining pipe. The gasket creates a tight seal that prevents leakage. 2. Mechanical joint: This joint type consists of a gland and a follower gasket. The gland is placed over the spigot end of one pipe, and the follower gasket is inserted into the bell end of the adjoining pipe. The gland is then tightened with bolts and nuts, compressing the gasket to form a secure joint. 3. Restrained joint: This joint is used in applications where pipes need to be restrained against axial movement or pressure thrust. It typically involves a mechanical joint with additional components such as tie rods, thrust blocks, or restrained couplings to provide the necessary restraint. 4. Flanged joint: Flanged joints are commonly used in large diameter ductile iron pipes. They involve a flange on one pipe end and a mating flange on the other pipe end. The two flanges are bolted together, creating a strong and secure connection. Flanged joints allow for easy disassembly and reassembly if needed. 5. Welded joint: Welded joints are created by fusing the ends of two pipes together using heat and pressure. This type of joint provides a permanent and strong connection. Welded joints are commonly used in underground or buried applications where long-term durability is essential. It is important to note that the choice of joint type depends on factors such as pipe diameter, application, and project requirements. Consulting with a professional engineer or the manufacturer's guidelines is recommended to ensure the appropriate joint type is selected for ductile iron pipes.
- 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: Are there any specific standards or regulations for ductile iron pipe?
- Ductile iron pipe is subject to specific standards and regulations. It is widely used in water and wastewater systems due to its strength and durability. The American Water Works Association (AWWA) C151 standard is the most well-known standard for ductile iron pipe. This standard outlines the minimum requirements for ductile iron pipe, including materials, dimensions, tolerances, and testing methods. It also provides guidance on the manufacturing, installation, and maintenance of ductile iron pipe systems. Apart from the AWWA C151 standard, there are other standards and regulations that govern the use of ductile iron pipe in different countries. In Europe, for instance, ductile iron pipe is regulated by the EN 545 and EN 598 standards. These standards specify the requirements for ductile iron pipes and fittings used in water supply and wastewater systems. Additionally, government agencies like the Environmental Protection Agency (EPA) in the United States may have specific regulations and guidelines for using ductile iron pipe in certain applications, such as drinking water systems. Manufacturers, contractors, and engineers involved in the design, installation, and maintenance of ductile iron pipe systems must ensure compliance with these standards and regulations. This is crucial to guarantee that ductile iron pipe is manufactured to the highest quality standards and that it is installed and maintained correctly, ensuring its durability and reliability in water and wastewater systems.
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Ductile Iron Pipe On Sale Made In China DN80
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m
- Supply Capability:
- 10000 m/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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