DUCTILE IRON PIPE DN150 k9
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- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
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- Supply Capability:
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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 |
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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 suitable for use in chemical storage tanks?
- No, ductile iron pipes are not suitable for use in chemical storage tanks.
- Q: How can the ductile iron pipe depress the elbow so as to prevent it from being opened?
- The elbow is the pipe that changes the direction of the pipe. According to the angle, there are 45 degrees and 90 degrees, 180 degrees, three most commonly used, in addition, according to the project needs, including 60 degrees and other non normal angle elbow.
- Q: What is the expected service life of ductile iron pipe?
- The service life of ductile iron pipe can vary depending on several factors, including the environment, soil conditions, water quality, and the implementation of maintenance and corrosion protection measures. On average, ductile iron pipe is designed to last between 75 and 100 years, thanks to its exceptional strength, durability, and resistance to corrosion. This type of pipe is renowned for its ability to withstand harsh conditions, making it a popular choice for water and wastewater systems, industrial applications, and various infrastructure projects. By regularly maintaining and properly protecting against corrosion, the service life of ductile iron pipe can be extended, ensuring its reliability and performance for many decades to come.
- Q: How does ductile iron pipe perform in areas with high groundwater levels?
- Ductile iron pipe performs exceptionally well in areas with high groundwater levels. One of the key advantages of ductile iron pipe is its corrosion resistance, which makes it highly suitable for underground applications and areas with high water tables. Unlike other materials, ductile iron pipe is not susceptible to rust or corrosion caused by groundwater, ensuring its durability and longevity. Furthermore, ductile iron pipe has excellent strength and flexibility, allowing it to withstand the external pressure exerted by high groundwater levels. It can resist the buoyant forces exerted by water, preventing it from floating or shifting out of place. In addition, ductile iron pipe's joints are tightly sealed, preventing any groundwater from infiltrating the pipe system. This ensures that there is no leakage or contamination of the water supply, which is crucial in areas with high groundwater levels. Overall, ductile iron pipe is the ideal choice for areas with high groundwater levels due to its corrosion resistance, strength, and ability to maintain a tight, secure system. It provides a reliable and long-lasting solution for water distribution and sewer systems, even in challenging 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: How do ductile iron pipes handle ground movement in earthquake-prone areas?
- In earthquake-prone areas, ductile iron pipes are highly regarded for their exceptional resistance to ground movement. These pipes are specifically designed to endure external forces, including seismic activities and shifting ground. The remarkable flexibility of ductile iron pipes allows them to effectively absorb and distribute the energy generated during ground movement. This flexibility is achieved through the unique composition of ductile iron, which contains nodular graphite in its microstructure. The presence of nodular graphite grants the pipe with ductility and resilience, enabling it to deform under stress without breaking. During an earthquake, when the ground begins to shift, ductile iron pipes have the capacity to adapt to the changing conditions. They can elongate, compress, and bend, thereby reducing the likelihood of pipe failure. This characteristic is of utmost importance in earthquake-prone areas, as it helps prevent catastrophic failures and water loss that may occur with more rigid pipe materials. Furthermore, ductile iron pipes possess a high level of joint integrity, further enhancing their ability to withstand ground movement during seismic events. The joints of these pipes are engineered to withstand lateral and angular movement, ensuring their integrity and preventing leaks. In addition to their inherent flexibility, ductile iron pipes are often installed using techniques that enhance their resistance to ground movement. Anchoring systems, such as thrust blocks and restraints, can be employed to secure the pipes and prevent excessive movement. These systems contribute to the stability of the pipeline network and further minimize the potential for damage during earthquakes. Overall, the combination of ductility, joint integrity, and anchoring systems make ductile iron pipes an exceedingly reliable choice for managing ground movement in earthquake-prone areas. They offer a durable and resilient solution that can withstand the challenges posed by seismic activities, guaranteeing a continuous water supply and minimizing the risk of infrastructure damage.
- Q: What is the maximum temperature that ductile iron pipe can handle?
- The ability of ductile iron pipe to withstand high temperatures varies depending on factors such as the grade of ductile iron, the length of time exposed to heat, and the presence of external factors like corrosive environments. In general, ductile iron pipes can tolerate temperatures up to 400-450 degrees Fahrenheit (204-232 degrees Celsius) for short periods. However, it is crucial to refer to the manufacturer's specifications and guidelines to determine the exact maximum temperature limits for a specific grade of ductile iron pipe. Additionally, it is advisable to consider the consequences of thermal expansion, potential loss of mechanical properties, and any additional protective measures that may be necessary when operating at elevated temperatures.
- Q: Are ductile iron pipes resistant to chemicals?
- Yes, ductile iron pipes are highly resistant to a wide range of chemicals, making them suitable for various applications involving corrosive substances.
- Q: How does ductile iron pipe perform in areas with high soil consolidation?
- In areas characterized by significant soil consolidation, the performance of ductile iron pipe is outstanding. This is because ductile iron possesses inherent strength and flexibility, making it an ideal choice for underground installations where soil consolidation is prevalent. The ground in areas with high soil consolidation often undergoes substantial movement and settling, presenting challenges for buried infrastructure. However, ductile iron pipe's unique characteristics enable it to withstand these conditions effectively. To begin with, the high tensile strength of ductile iron allows it to resist external forces and pressures exerted by the surrounding soil. This strength ensures that the pipe maintains its structural integrity even in areas with high soil consolidation. Furthermore, ductile iron exhibits exceptional resistance to deformation, enabling it to handle ground movement without cracking or breaking. Its flexibility allows the pipe to absorb lateral forces associated with soil consolidation, preventing any damage. Additionally, ductile iron pipe is renowned for its durability and long service life. It is highly resistant to corrosion, abrasion, and chemical attacks, further enhancing its performance in areas with high soil consolidation. This resistance guarantees that the pipe remains intact and fully functional, even in challenging soil conditions. Moreover, the joints of ductile iron pipe are designed to provide secure and leak-free connections. This eliminates the risk of soil infiltration, which can exacerbate soil consolidation and lead to further ground movement. In conclusion, ductile iron pipe is exceptionally suited for areas with high soil consolidation due to its strength, flexibility, durability, and leak-free joints. Its ability to withstand ground movement and maintain structural integrity makes it a reliable choice for underground installations in such conditions.
- Q: How does ductile iron pipe perform in areas with high groundwater contamination?
- Ductile iron pipe performs well in areas with high groundwater contamination due to its corrosion-resistant properties. It can withstand the corrosive effects of contaminated water and maintain its structural integrity over time, making it a reliable choice for such environments.
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DUCTILE IRON PIPE DN150 k9
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
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