DUCTILE IRON PIPE DN350 K8/C

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Ductile Iron Pipes of China on Chip Price DN400 EN545/EN598/ISO2531

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: What is the maximum operating pressure for ductile iron pipes?: The maximum operating pressure for ductile iron pipes typically ranges from 350 to 500 psi, depending on the specific diameter and class of the pipe.

Q: How does ductile iron pipe perform in extreme temperatures?: Ductile iron pipe is renowned for its exceptional performance in extreme temperatures, thanks to its unique composition and manufacturing process. Its structural integrity remains uncompromised, allowing it to endure both high and low temperatures without issue. When it comes to high temperatures, ductile iron pipe showcases remarkable heat resistance. It can withstand temperatures of up to 1000 degrees Fahrenheit, making it perfect for applications involving hot liquids or gases, such as steam pipelines or industrial processes. Its strength and thermal stability enable it to maintain its shape and structural integrity even under extreme heat conditions, guaranteeing long-term reliability and safety. Similarly, ductile iron pipe excels in low-temperature environments. It can brave sub-zero temperatures without becoming brittle or prone to cracking, a common problem with materials like cast iron. This makes ductile iron pipe an ideal choice for applications in cold climates, such as water distribution systems in freezing temperatures. Moreover, the ability of ductile iron pipe to resist thermal expansion and contraction is another advantage in extreme temperatures. It has a low coefficient of thermal expansion, meaning it expands and contracts less compared to other materials. This property minimizes stress on the pipe, reducing the risk of leaks or failures caused by temperature fluctuations. In conclusion, ductile iron pipe demonstrates outstanding performance in extreme temperatures. Its heat resistance, ability to withstand low temperatures, and resistance to thermal expansion and contraction make it a reliable option for various applications, ensuring safe and efficient operations even in challenging environments.

Q: What is the expected thermal expansion coefficient of ductile iron pipes?: The expected thermal expansion coefficient of ductile iron pipes varies depending on several factors, including the specific composition of the iron and the temperature range in which the pipes are being used. However, as a general guideline, the thermal expansion coefficient of ductile iron pipes typically falls within the range of 10 to 14 x 10^-6 per degree Celsius (10-14 μm/m°C). This means that for every degree Celsius increase in temperature, a ductile iron pipe will expand by approximately 10 to 14 micrometers per meter of length. It is important to note that these values are approximate and may vary depending on the specific conditions and application of the pipes.

Q: Can ductile iron pipes be used in agricultural applications?: Yes, ductile iron pipes can be used in agricultural applications. Ductile iron pipes are known for their strength, durability, and corrosion resistance, making them suitable for various agricultural uses such as irrigation systems, water supply networks, and drainage systems. They can withstand high pressure, handle heavy loads, and are also resistant to external factors like soil movements and root penetration.

Q: Can ductile iron pipes be used for irrigation of sports fields?: Yes, ductile iron pipes can be used for irrigation of sports fields. Ductile iron pipes are known for their strength, durability, and flexibility, making them an ideal choice for various applications, including irrigation. These pipes have high resistance to external pressures and impact, which is beneficial for sports fields that may experience heavy foot traffic and potential damage. Additionally, ductile iron pipes have excellent corrosion resistance, ensuring long-term performance and minimal maintenance. Their smooth interior surface also allows for efficient water flow, preventing clogs and ensuring adequate irrigation for the sports fields. Overall, ductile iron pipes are a reliable and suitable option for irrigation systems in sports fields.

Q: Can ductile iron pipe be used for fire protection systems?: Ductile iron pipe is indeed applicable for fire protection systems. Renowned for its robustness and longevity, ductile iron pipe proves to be an apt choice for multiple purposes, such as fire protection systems. Its remarkable tensile strength and ability to withstand cracking and fracture make it a dependable option for the conveyance of water and other fire suppression agents. Moreover, the corrosion resistance properties of ductile iron pipe guarantee enduring effectiveness and dependability within fire protection systems. Consequently, ductile iron pipe emerges as a fitting and frequently employed material for fire protection systems, owing to its strength, durability, and resistance to corrosion.

Q: Can ductile iron pipe be used for nuclear power plants?: Certain applications within nuclear power plants can utilize ductile iron pipe. Ductile iron pipe is renowned for its strength, durability, and resistance to corrosion, which makes it suitable for a variety of industrial and infrastructure projects. However, when considering nuclear power plants, specific factors must be taken into account. Safety and reliability of materials used in nuclear power plants are of utmost concern. Although ductile iron pipe meets many requirements, it may not be the optimal choice for critical applications involving the transportation of radioactive fluids or the handling of high-pressure or high-temperature systems within the plant. These particular applications often necessitate materials with exceptional resistance to corrosion, stress, and radiation damage. Materials such as stainless steel, nickel alloys, or even specialized materials like Inconel are commonly employed in nuclear power plants due to their superior properties. These materials offer enhanced resistance to radiation-induced embrittlement, corrosion, and high-temperature and high-pressure conditions. Therefore, while ductile iron pipe may find utility in non-critical applications within nuclear power plants, it is crucial to consult industry experts, engineers, and adhere to relevant nuclear safety regulations in order to determine the most suitable materials for specific applications within the plant.

Q: Can ductile iron pipes be used in dam or reservoir projects?: Ductile iron pipes are highly suitable for dam or reservoir projects. Their strength, durability, and resistance to corrosion are well-known, making them a preferred choice for a range of applications, such as water distribution and transmission systems. In projects involving dams or reservoirs, where the pipes must endure high pressure and transport large volumes of water, ductile iron pipes are often the top choice. Their exceptional mechanical properties, including impressive tensile strength and impact resistance, guarantee their ability to handle the load and offer a dependable and long-lasting solution. Moreover, ductile iron pipes can easily adapt to various installation methods, including trenchless techniques, making them a versatile option for dam or reservoir projects.

Q: What is the weight of ductile iron pipe compared to other pipe materials?: Ductile iron pipe is generally heavier than other pipe materials such as PVC or HDPE. Its weight can vary depending on the size and wall thickness of the pipe, but in general, ductile iron pipe is known for its durability and strength, which often results in a higher weight compared to other pipe materials.

Q: The plug connection DN800 ductile iron pipe has been installed. "Shall I think so?": Ductile iron pipes are defined as pipes made by casting more than 18 of casting molten iron by adding a spheroidal agent and then centrifugally centrifugally cast by a centrifugal nodular cast iron machineDuctile iron pipe ([span]Ductile Cast Iron Pipes), referred to as ball pipe, ductile iron pipe and ductile iron pipe etc..

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