Ductile Iron Pipe On Sale Made In China DN350
- 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 are the specifications of cast iron pipes?
- Compared with grey cast iron pipe, ductile iron pipe has higher strength, better toughness, thinner tube wall, less metal consumption, and can bear higher pressure. The effective length is 5 meters and 6 meters. According to the wall thickness, it is divided into two grades P and G. It is the development direction of cast iron pipe.
- Q: How are ductile iron pipes protected against freeze-thaw cycles?
- Ductile iron pipes are protected against freeze-thaw cycles through several measures. Firstly, the material used in ductile iron pipes is inherently resistant to low temperatures and can withstand freezing conditions without becoming brittle or prone to cracking. Additionally, the pipes are often coated with a protective layer, such as cement mortar lining or polyethylene encasement, to provide an extra barrier against freeze-thaw damage. These coatings serve to insulate the pipe and prevent direct contact between the iron and the surrounding environment. Furthermore, ductile iron pipes are commonly designed with joints that allow for movement and flexibility, which helps to accommodate any expansion or contraction that may occur during freeze-thaw cycles. This flexibility reduces the risk of pipe breakage or damage due to the pressure exerted by freezing water inside the pipe. Moreover, proper installation practices, including adequate bedding and backfilling, are crucial in protecting ductile iron pipes against freeze-thaw cycles. Ensuring that the pipes are properly supported and surrounded by suitable materials helps to minimize the impact of freezing temperatures on the structural integrity of the pipes. Regular inspection and maintenance of ductile iron pipes are also essential in identifying any potential issues caused by freeze-thaw cycles. Periodic assessments can help detect any signs of damage or deterioration, enabling timely repairs or replacement to prevent further damage. In summary, ductile iron pipes are protected against freeze-thaw cycles through the inherent resistance of the material, protective coatings, flexible joints, proper installation practices, and regular maintenance. These measures collectively contribute to the durability and longevity of ductile iron pipes, even in cold weather conditions.
- Q: Are ductile iron pipes suitable for use in acidic environments?
- Highly acidic environments are generally unsuitable for the use of ductile iron pipes. While ductile iron is recognized for its strength and durability, it does have limitations in acidic conditions. Over time, acidic environments tend to corrode and deteriorate ductile iron pipes. Corrosion occurs when the acid in the environment reacts with the iron in the pipe, eventually leading to pipe failure. The rate at which corrosion occurs depends on several factors, including the concentration and type of acid, temperature, and duration of exposure. Acidic environments with pH levels below 4 or 5 can significantly accelerate the corrosion process. To address this limitation, alternative materials such as stainless steel or corrosion-resistant alloys like PVC or HDPE pipes are often recommended for use in acidic environments. These materials exhibit superior resistance to corrosion and can withstand the harsh conditions associated with acidic environments. However, it is worth noting that ductile iron pipes may still be suitable for use in mildly acidic conditions or if protective measures are implemented to prevent corrosion. The application of protective coatings or linings to the pipes can help minimize the corrosive effects of acids. Consulting experts or engineers who are knowledgeable about the specific conditions and requirements of the project is crucial in determining the most appropriate material for use in acidic environments.
- Q: What are the typical joint sealing requirements for ductile iron pipes?
- When sealing joints in ductile iron pipes, two common methods are typically used: rubber gaskets and mechanical joints. Rubber gaskets are frequently chosen for their reliability and flexibility. They are typically made of synthetic rubber materials that are resistant to water, chemicals, and other environmental factors. On the other hand, mechanical joints are also commonly used for sealing joints in ductile iron pipes. These joints utilize a mechanical device to connect the pipes and create a watertight seal. They are designed to allow for some movement and flexibility, which is particularly important in areas prone to ground movement or settlement. In addition to using rubber gaskets or mechanical joints, it is crucial to properly clean and prepare the pipe surfaces before joining them. This involves removing any dirt, debris, or old joint material from the pipe ends to ensure a secure seal. Following the manufacturer's instructions, the joint should be assembled, ensuring that the gasket or mechanical joint is correctly positioned and tightened to the recommended torque. In summary, the typical requirements for sealing joints in ductile iron pipes involve the use of rubber gaskets or mechanical joints, thorough cleaning and preparation of the pipe ends, and adherence to the manufacturer's assembly instructions. These requirements are essential to achieve a durable and watertight joint that can withstand the pressures and environmental conditions commonly encountered in ductile iron pipe systems.
- Q: Are ductile iron pipes suitable for desalination plants?
- Ductile iron pipes are the perfect fit for desalination plants. These plants typically need to move large amounts of water, and using ductile iron pipes has numerous advantages that make them an ideal choice for this purpose. To begin with, ductile iron pipes possess exceptional strength and durability, which are crucial for withstanding the high pressure and corrosive nature of desalinated water. They can easily handle the rapid flow rates and maintain their structural integrity over long distances, ensuring a dependable and efficient water transportation system. Furthermore, ductile iron pipes exhibit excellent resistance to corrosion, a key factor in desalination plants where the water often contains high levels of salt and other minerals. The corrosion-resistant properties of ductile iron pipes ensure that the water quality remains uncompromised and that the pipes have a long service life, ultimately reducing the costs associated with maintenance and replacement. Moreover, ductile iron pipes have a remarkable ability to withstand impacts, making them particularly valuable in desalination plants where pipelines may be exposed to external forces or accidental damage. By being able to endure such impacts, the risk of leaks is significantly reduced, ensuring a steady and uninterrupted supply of water. Additionally, compared to materials like stainless steel or PVC, ductile iron pipes are more cost-effective. They come with a lower initial cost and require less maintenance, making them the more economical choice for desalination plants. In conclusion, ductile iron pipes are undoubtedly the perfect fit for desalination plants due to their strength, durability, resistance to corrosion and impacts, as well as their cost-effectiveness. These pipes are well-equipped to meet the demanding requirements of desalination plants, providing a reliable and efficient water transportation system.
- Q: Are ductile iron pipes suitable for wastewater systems?
- Indeed, wastewater systems can utilize ductile iron pipes. Ductile iron, renowned for its robustness and durability, exhibits resistance against corrosion and can endure the arduous conditions typically encountered in wastewater systems. Its exceptional tensile strength enables it to withstand the pressure and stress resulting from the movement of wastewater. Furthermore, the installation of ductile iron pipes is effortless, and their longevity ensures a cost-effective solution for wastewater systems. In conclusion, ductile iron pipes represent a dependable and appropriate choice for transporting wastewater in diverse applications.
- Q: How does ductile iron pipe compare to PVC pipe in terms of strength?
- Generally, ductile iron pipe is considered stronger than PVC pipe due to its composition of iron and carbon, which provides it with high tensile strength and resistance to breakage. It is commonly utilized in heavy-duty applications like water mains, sewer lines, and industrial piping due to its ability to withstand high pressures. On the flip side, PVC pipe is manufactured using a plastic material known as polyvinyl chloride. While PVC pipe is lightweight and easy to handle, it lacks the strength of ductile iron pipe. It is typically used in low-pressure applications such as household plumbing, irrigation systems, and drainage pipes. When comparing the strength of ductile iron pipe to PVC pipe, the former has a greater capacity to handle heavy loads, endure ground movement, and resist damage from external factors like rocks or tree roots. Additionally, ductile iron pipe is more durable and has a longer lifespan in comparison to PVC pipe. However, it is important to consider that the choice between ductile iron pipe and PVC pipe ultimately depends on the specific requirements of the project. Factors such as cost, environmental conditions, ease of installation, and desired longevity should all be taken into account when determining the appropriate type of pipe to utilize.
- Q: How do ductile iron pipes handle differential settlement?
- Ductile iron pipes have the ability to handle differential settlement due to their inherent flexibility and strength. The material's ductility allows the pipes to withstand minor ground movements and settlement without causing significant damage or failure. The pipes can flex and adjust to the changing ground conditions, reducing the risk of cracks or breaks. Additionally, the inherent strength of ductile iron pipes helps distribute the load evenly, minimizing the impact of settlement on the overall integrity of the pipeline system.
- Q: Are ductile iron pipes suitable for use in wastewater treatment plants?
- Yes, ductile iron pipes are suitable for use in wastewater treatment plants. Ductile iron has excellent corrosion resistance, high strength, and durability, making it ideal for handling the harsh and corrosive environment found in wastewater treatment plants. Additionally, ductile iron pipes have a long lifespan and can withstand the high-pressure demands of wastewater systems, making them a reliable choice for this application.
- Q: Can ductile iron pipes be used for irrigation systems in agricultural fields?
- Yes, ductile iron pipes can be used for irrigation systems in agricultural fields. Ductile iron pipes are known for their durability, strength, and corrosion resistance, making them a suitable choice for various applications, including irrigation systems. These pipes are capable of withstanding high pressures and can handle the demands of transporting water for irrigation purposes. Additionally, the ductile iron material is resistant to environmental factors such as UV rays, soil chemicals, and temperature fluctuations, ensuring a long lifespan for the pipes. Furthermore, ductile iron pipes have excellent flow characteristics, allowing for efficient water distribution throughout the agricultural fields. Overall, ductile iron pipes are a reliable and robust option for irrigation systems in agricultural fields, providing a sustainable and efficient solution for water distribution.
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Ductile Iron Pipe On Sale Made In China DN350
- 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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