DUCTILE IRON PIPE DN500
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Specification:
1) The standard of pipe: ISO2531:1998, K9
2) Effective length: 6m
3) Inner cement line: Portland cement line as per ISO4179
4) Zinc coating: at least 130g/m2 as per ISO8179
5) Bitumen painting: at least 70um as per ISO8179
6) With 100% quantity of NBR ring, or SBR ring, or EPDM ring as per ISO4633
7) DN80mm-800mm
8) High strength, lighter than grey iron, good corrosion resistance, no furring, small flow resistance, easy fixing, long life tome about 100 yeas
9) Produced by Hangzhou chunfeng machine
10) Checked by automatic inspection equipment
11) Composition:
Chemical composition | |||
Chemical composition | Ductile Cast Iron Pipe (%) | Grey iron pipe (%) | Steel pipe (%) |
C | 3.5-4.0 | 3.2-3.8 | 0.1-0.2 |
Si | 1.9-2.6 | 1.4-2.2 | 0.15-0.4 |
Mn | 0.15-0.45 | 0.4-0.6 | 0.3-0.6 |
P | ≤0.06 | ≤0.3 | 0.02-0.03 |
S | ≤0.02 | ≤0.1 | 0.02-0.03 |
Mg | 0.03-0.06 |
|
|
12) Feature:
Mechanical properties | |||
| Ductile Cast Iron Pipe | Grey Iron Pipe | Steel Pipe |
Tensile Strength(Mpa) | ≥420 | 150-260 | ≥400 |
Yield Strength(Mpa) | ≥300 | No Confirmation | No Confirmation |
Bending Strength(Mpa) | ≥590 | 200-360 | ≥400 |
Elongation (%) | ≥10 | Neglected | ≥18 |
Brinell Hardness(HBS) | ≤230 | ≤230 | About 140 |
13) T type mechanical joint
14) Packing: in bulk or container
- Q: Are ductile iron pipes resistant to impact damage?
- Ductile iron pipes are known for their exceptional strength and durability, making them highly resistant to impact damage. Due to their unique composition, which includes a higher percentage of carbon and silicon, ductile iron pipes possess excellent toughness and flexibility. This allows them to withstand external forces and impacts, such as heavy construction equipment or accidental impacts during installation or maintenance activities. Additionally, ductile iron pipes have a high resistance to cracking and fracturing, further enhancing their ability to withstand impact damage. However, it is important to note that while ductile iron pipes are highly resistant to impact damage, they are not completely immune. Extreme or repeated impacts may still cause damage, albeit to a lesser extent than other types of pipes. Regular inspections and maintenance are crucial to identifying and addressing any potential impact damage to ensure the long-term integrity and performance of ductile iron pipes.
- Q: How are ductile iron pipes protected against external corrosion?
- Ductile iron pipes are protected against external corrosion through a combination of manufacturing processes and external coatings. The first line of defense is the inherent corrosion resistance of ductile iron itself. The iron is treated with a special alloying element, typically magnesium, which forms a protective layer on the surface of the pipe. This layer acts as a barrier against corrosion and helps to extend the lifespan of the pipe. In addition to the corrosion-resistant properties of the iron, ductile iron pipes are also externally coated with protective materials. One common method is to apply a layer of asphaltic or bituminous coating to the pipe's surface. This coating acts as a barrier against moisture and corrosive substances in the soil, preventing them from coming into contact with the iron. It also provides a layer of insulation, reducing the likelihood of galvanic corrosion. Another method of external corrosion protection is the use of fusion-bonded epoxy (FBE) coatings. FBE is a thermosetting resin that is applied to the surface of the pipe and then heat-cured to form a strong and durable coating. This coating provides excellent resistance against corrosion, abrasion, and impact, making it a popular choice for ductile iron pipes in harsh environments. In some cases, additional protective measures such as cathodic protection systems may be employed. These systems use electric currents to counteract the corrosion process by supplying electrons to the pipe's surface. This helps to prevent corrosion from occurring, especially in areas where the coating may have been damaged or compromised. Regular maintenance and inspection are also crucial in ensuring the long-term protection of ductile iron pipes against external corrosion. This includes periodic cleaning, repair of any coating damages, and monitoring the integrity of the protective layers. Overall, the combination of the inherent corrosion resistance of ductile iron, external coatings, and maintenance practices ensures that ductile iron pipes are well-protected against external corrosion, allowing them to have a longer lifespan and deliver reliable performance in various applications.
- Q: What is the expected fatigue life of ductile iron pipes under cyclic loading?
- The expected fatigue life of ductile iron pipes under cyclic loading can vary depending on various factors such as the magnitude and frequency of the cyclic loading, the quality of the material, the design and installation of the pipes, and the environmental conditions. Ductile iron is known for its high strength and ductility, which enables it to withstand cyclic loading to a certain extent. However, like any other material, it is also susceptible to fatigue failure over time. To estimate the expected fatigue life of ductile iron pipes, engineers often utilize fatigue analysis and testing methods. These methods involve subjecting representative samples of the pipes to cyclic loading under controlled conditions and measuring the number of cycles required for failure to occur. The results of these tests are then used to extrapolate the expected fatigue life of the pipes under similar loading conditions. It is important to note that the expected fatigue life can vary significantly depending on the specific conditions and loading patterns experienced by the pipes in a given application. Therefore, it is crucial to consider factors such as the operational demands, maintenance practices, and the overall structural integrity of the pipeline system. Additionally, the use of appropriate design standards and guidelines, along with regular inspection and maintenance, can help enhance the fatigue life of ductile iron pipes. In summary, while it is challenging to provide a specific value for the expected fatigue life of ductile iron pipes under cyclic loading, engineers can estimate it through fatigue analysis and testing methods. It is essential to consider various factors and maintain the pipes properly to ensure their longevity and prevent potential failures.
- Q: Does the cast iron pipe need separate corrosion protection?
- The pipe has been antirust in the production process and can be used directly
- Q: How does ductile iron pipe perform in high-velocity flow conditions?
- Ductile iron pipe performs well in high-velocity flow conditions. Its inherent strength and durability make it resistant to the forces of high-velocity flow, minimizing the risk of damage or failure. The material's ability to withstand pressure surges and turbulence ensures reliable performance even in demanding flow conditions.
- Q: What is the relationship between the direction of the spigot and the direction of the flow in the ductile iron pipe?
- Use more than 18 casting molten iron, by adding the spheroidizing agent, through the centrifugal ductile iron machine high-speed centrifugal casting pipe
- Q: What are the typical joint restraint requirements for ductile iron pipes in seismic zones?
- Ductile iron pipes in seismic zones require joint restraints to guarantee structural integrity and prevent displacement or separation during seismic events. These requirements are essential for maintaining the functionality and reliability of the pipeline system. In seismic zones, one common joint restraint requirement for ductile iron pipes is the utilization of flexible or mechanical joint systems. Flexible joints, like rubber gasket joints, are capable of absorbing and accommodating seismic movement. These joints allow for axial movement, angular deflection, and pipe expansion/contraction, thereby reducing the likelihood of pipe failure or damage. Another crucial requirement involves employing adequate anchoring systems to secure the pipes to surrounding structures or embed them in concrete thrust blocks. This prevents excessive movement or displacement during seismic events. Anchoring systems help distribute earthquake forces and minimize the risk of pipe separation or breakage. Moreover, seismic design standards often necessitate the use of seismic restraints, such as seismic joint restraints or bracing systems, to further enhance the stability and integrity of ductile iron pipes. These restraints restrict pipe movement in specific directions, thereby reducing potential damage and preserving overall system performance. It is important to acknowledge that specific joint restraint requirements for ductile iron pipes in seismic zones may vary based on local building codes, seismic activity levels, and engineering considerations. To ensure compliance with necessary seismic resistance requirements, it is crucial to consult relevant regulations and work with experienced professionals during the design and installation process.
- Q: How do we handle the leaking of the ductile iron pipe?
- A hoop is a component that holds or ties another material with one material. It belongs to the fastener. The hoop holding device is composed of a hoop plate, a wing plate, a tension tie plate, a bolt and an inner liner. There are many kinds of hoop, hoop cable, wire rod hoop, hoop cable, wire hoop, stainless steel hoop are commonly used.
- Q: What do ductile iron pipes need to connect with three? Can I contact it directly?
- The new process adopted at present is groove connection. With groove parts, of course, your ductile iron tube should also be grooved!
- Q: Can ductile iron pipe be used for power plant cooling water systems?
- Indeed, power plant cooling water systems may utilize ductile iron pipe. Ductile iron pipe possesses remarkable strength and longevity, rendering it appropriate for diverse applications, including cooling water systems in power plants. Its superb corrosion resistance shields it against the deleterious impacts of water and chemicals frequently present in such systems. Moreover, the smooth interior surface of ductile iron pipe reduces friction loss and enables efficient water flow. These attributes establish ductile iron pipe as a dependable and economical option for power plant cooling water systems.
Send your message to us
DUCTILE IRON PIPE DN500
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords