DUCTILE IRON PIPE DN350

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

You Might Also Like

Mechnical Joint K Type Ductile Iron Pipe

Flange Pipe

ISO2531 Socket Spigot Ductile Iron Pipe K8

Ductile Iron Pipe Self Anchor Type

Ductile Iron Pipe DN150

Ductile Iron Pipe On Sale Made In China DN300

Ductile Iron Pipe On Sale Made In China DN350

Duct Iron Pipe DI Pipe ISO 2531 DN 700-1000mm

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 suitable for irrigation systems?: Yes, ductile iron pipes are suitable for irrigation systems. They are known for their strength, durability, and corrosion resistance, making them a reliable choice for transporting water in agricultural settings. Additionally, ductile iron pipes can withstand high pressure and are resistant to external loadings, making them ideal for irrigation systems that require efficient water distribution.

Q: How is ductile iron pipe different from cast iron pipe?: Ductile iron pipe and cast iron pipe are commonly used in plumbing and drainage applications, but they have differences in composition, strength, and flexibility. To begin with, ductile iron pipe is made from a different iron alloy than cast iron pipe. Ductile iron contains more carbon and silicon, which gives it increased strength and durability. On the other hand, cast iron pipe is made from gray iron, which has higher carbon content but lacks the flexibility of ductile iron. Moreover, ductile iron pipe is renowned for its superior strength and resistance to impact. It can withstand higher pressures and is less likely to crack or break under heavy loads or external forces. Cast iron pipe, although strong, is more brittle and prone to fractures and failures. Another significant distinction is the flexibility of ductile iron pipe. It possesses greater flexibility and can endure bending and deformation without fracturing. This flexibility facilitates easier installation, particularly in areas with uneven terrain or where ground movement may occur. In contrast, cast iron pipe is less flexible and more rigid, making it unsuitable for applications that require flexibility. Additionally, ductile iron pipe has a smoother interior surface compared to cast iron pipe. This smoothness reduces friction, enhances flow efficiency, and minimizes the accumulation of sediment and deposits within the pipe, resulting in improved water flow and reduced maintenance needs. In conclusion, ductile iron pipe sets itself apart from cast iron pipe due to its composition, strength, flexibility, and smooth interior surface. Ductile iron offers superior strength, impact resistance, and flexibility, making it the preferred choice in various plumbing and drainage applications.

Q: Can ductile iron pipe be used for high-pressure gas systems?: Ductile iron pipe is a viable option for high-pressure gas systems due to its remarkable strength and durability. Its ability to withstand high pressures makes it suitable for applications requiring such systems. It possesses outstanding mechanical properties, including high tensile strength, yield strength, and impact resistance. These properties enable it to endure the pressures associated with gas transmission. Additionally, its resistance to corrosion ensures its reliability for long-term use in high-pressure gas systems. However, to ensure optimal safety and performance, it is crucial to consider the specific requirements and regulations of the gas system and seek guidance from industry professionals for correct installation and maintenance of the ductile iron pipe.

Q: How do ductile iron pipes perform in cold weather conditions?: The exceptional performance of ductile iron pipes in cold weather conditions is well-known. Unlike cast iron or PVC, ductile iron exhibits remarkable resistance to low temperatures. This resistance is primarily attributed to its unique microstructure, which enables it to maintain its structural integrity even in extreme weather conditions. In freezing temperatures, ductile iron pipes demonstrate a low coefficient of thermal expansion, meaning they do not contract or expand significantly with changes in temperature. This characteristic ensures their stability and prevents cracking or bursting. Additionally, the high impact resistance of ductile iron further enhances its ability to withstand the stress imposed by cold weather conditions. Moreover, ductile iron pipes are equipped with a protective lining, typically composed of cement mortar or epoxy. This lining acts as an additional barrier against the effects of cold weather, preventing the formation of ice on the inner surface of the pipes. Consequently, the risk of blockages or reduced flow capacity is greatly reduced. In conclusion, ductile iron pipes are a reliable choice for cold weather conditions. Their durability, low thermal expansion, and protective lining make them highly resistant to the challenges posed by freezing temperatures. Whether used for water supply, sewer systems, or other applications, ductile iron pipes have consistently proven their effectiveness even in the harshest winter climates.

Q: Can ductile iron pipes be used for underground irrigation systems?: Yes, ductile iron pipes can be used for underground irrigation systems. Ductile iron is a strong and durable material that is resistant to corrosion and can withstand the pressure and load requirements of irrigation systems. It is commonly used in underground applications due to its longevity and reliability.

Q: How does ductile iron pipe handle soil movement?: Ductile iron pipe is known for its excellent strength and durability, making it highly capable of handling soil movement. When the soil around the pipe shifts or settles, ductile iron pipes have the ability to flex and accommodate such movement without compromising their structural integrity. One of the key features that allows ductile iron pipes to handle soil movement is their inherent ability to withstand bending and stretching. They possess a high degree of flexibility, allowing them to adjust to ground shifts and settle without breaking or cracking. This flexibility is due to the unique material properties of ductile iron, which is a type of cast iron that has been treated with magnesium to enhance its strength and elasticity. Moreover, ductile iron pipes are designed with a thick-walled construction, which adds to their resistance against soil movement. This robust construction helps distribute the forces exerted by the shifting soil, minimizing the impact on the pipe and preventing any significant damage. In addition, ductile iron pipes are usually installed with appropriate bedding and backfill materials to provide additional support and stability. This includes using compacted soil or engineered granular materials around the pipe, which helps to evenly distribute the load and reduce the potential for soil movement. Overall, ductile iron pipe is an ideal choice for areas with high soil movement, such as regions with expansive or unstable soils. Its flexibility, strength, and proper installation techniques make it capable of handling the challenges posed by soil movement, ensuring long-lasting and reliable performance in various applications.

Q: How do ductile iron pipes handle cyclic loading in offshore applications?: Ductile iron pipes are known for their exceptional strength and durability, making them a suitable choice for various applications, including offshore use. When it comes to handling cyclic loading in offshore environments, ductile iron pipes have several characteristics that contribute to their performance. Firstly, ductile iron pipes have a high resistance to fatigue failure. Fatigue failure occurs when a material experiences repeated cycles of stress, which can cause cracks to initiate and propagate over time. Ductile iron pipes are designed to withstand cyclic loading without compromising their structural integrity, thanks to their inherent ductility and ability to absorb and distribute stress effectively. Additionally, ductile iron pipes possess excellent impact resistance. Offshore environments are prone to dynamic and unpredictable forces, such as waves and currents, which can exert sudden and high impact loads on the pipes. The high impact resistance of ductile iron allows it to withstand these forces without deformation or fracture, ensuring the pipes remain intact and functional. Moreover, ductile iron pipes have a unique microstructure that enables them to resist corrosion. Offshore applications expose pipes to harsh environmental conditions, including saltwater, which can accelerate the corrosion process. However, the protective graphite matrix in ductile iron pipes acts as a barrier, preventing corrosive agents from reaching the underlying metal and significantly extending the pipes' service life. Furthermore, ductile iron pipes have a high load-carrying capacity. In offshore applications, pipes often need to support heavy loads, such as those from equipment, structures, or seabed settlements. Ductile iron's superior strength allows it to bear these loads effectively, maintaining the structural integrity and stability of the system. Lastly, ductile iron pipes offer ease of installation and maintenance. Their lightweight nature makes them easier to handle and transport during offshore operations. Additionally, their corrosion resistance minimizes the need for frequent maintenance, reducing downtime and costs associated with repairs and replacements. In conclusion, ductile iron pipes exhibit excellent performance in handling cyclic loading in offshore applications. Their resistance to fatigue failure, impact resistance, corrosion resistance, high load-carrying capacity, and ease of installation and maintenance make them a reliable and efficient choice for offshore environments.

Q: How do we handle the leaking of the ductile iron pipe?: In order to repair the defects of castings, the same or similar materials are usually adopted, and the materials with better performance or special requirements are used under special circumstances. Before welding, it is necessary to check the defects, determine the location, size and nature of the defects, and dig them out in accordance with the relevant measures, and then weld them again. Therefore, the preparation before welding must be in place.

Q: Are ductile iron pipes suitable for wastewater pumping stations?: Yes, ductile iron pipes are suitable for wastewater pumping stations. Ductile iron has high tensile strength, durability, and corrosion resistance, making it ideal for handling the abrasive and corrosive nature of wastewater. Additionally, ductile iron pipes have excellent pressure-bearing capabilities, ensuring reliable and efficient operation in wastewater pumping stations.

Q: How do ductile iron pipes handle seismic movements?: Ductile iron pipes are designed to withstand seismic movements due to their inherent flexibility and high tensile strength. The material's ductility allows it to bend and deform without fracturing, making it more resistant to stress and strain caused by seismic activity. Additionally, the pipes are typically installed with flexible joints that can absorb and accommodate the movement, further reducing the risk of damage or failure during earthquakes. Overall, ductile iron pipes are a reliable choice for underground infrastructure in seismic-prone areas.

Send your message to us

*Email

*TEL

*Quantity

*Unit