• DUCTILE IRON PIPE DN500 System 1
  • DUCTILE IRON PIPE DN500 System 2
  • DUCTILE IRON PIPE DN500 System 3
  • DUCTILE IRON PIPE DN500 System 4
DUCTILE IRON PIPE DN500

DUCTILE IRON PIPE DN500

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Loading Port:
China Main Port
Payment Terms:
TT OR LC
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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

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 sewer force mains?
Sewer force mains can indeed make use of ductile iron pipes. Ductile iron, a variant of cast iron, possesses a higher degree of strength and flexibility in comparison to conventional cast iron pipes. This quality renders it suitable for applications where pipes must endure high pressure and heavy loads, such as sewer force mains. Ductile iron pipes exhibit exceptional resistance against corrosion and boast impressive durability, which proves vital for sewer systems that face exposure to various corrosive substances and challenging environments. Moreover, these pipes possess the ability to absorb vibrations and shocks, thereby reducing the risk of pipe failures caused by external forces. Furthermore, ductile iron pipes possess a renowned reputation for their lengthy service life, frequently extending beyond 100 years. As a result, they constitute a cost-effective choice for sewer force mains, necessitating minimal maintenance and replacement throughout their lifespan. In conclusion, ductile iron pipes offer a dependable and long-lasting solution for sewer force mains, delivering the requisite strength, flexibility, and resistance to corrosion to ensure the efficiency and durability of sewer systems.
Q:How are ductile iron pipes protected against external impact or loading?
Ductile iron pipes are protected against external impact or loading through various methods and measures to ensure their durability and integrity. Some of the common ways in which ductile iron pipes are protected are: 1. Thickness and strength: Ductile iron pipes are designed with a sufficient wall thickness and high strength to withstand external loads and impacts. This ensures that the pipes can endure heavy loads and resist deformation or cracking. 2. Coatings: Ductile iron pipes are typically coated with protective layers to provide an additional barrier against external impact. These coatings can include cement mortar lining, polyethylene encasement, or epoxy coatings. These coatings not only offer impact resistance but also provide corrosion protection to the pipes. 3. Bedding and backfilling: Proper bedding and backfilling techniques are essential to protect ductile iron pipes from external loads. The pipes are correctly placed and surrounded by suitable materials like compacted granular bedding and backfill, which help distribute the external loads evenly and reduce the risk of pipe damage. 4. Trench design: The design of the trench in which the ductile iron pipes are installed is crucial for protecting them against external impact. The trench dimensions, slope stability, and proper compaction of the backfill are considered to minimize the chances of damage due to external loads. 5. Pipe layout and support: Proper pipe layout and support are vital to protect ductile iron pipes from external impact. Adequate support mechanisms like thrust blocks, pipe anchors, and pipe restraints are employed to absorb and distribute external loads, preventing any damage to the pipes. 6. Protective structures: In areas where there is a higher risk of external impact, additional protective structures are installed to safeguard the ductile iron pipes. These structures can include concrete encasements, bollards, or reinforced concrete slabs, which act as physical barriers against potential impacts. Overall, a combination of factors such as pipe strength, coatings, proper installation techniques, and support measures work together to ensure the protection of ductile iron pipes against external impact or loading. These measures enhance the longevity and reliability of the pipes, ensuring their efficient performance in various applications.
Q:Can ductile iron pipe be used for hydroelectric power generation?
Yes, ductile iron pipe can be used for hydroelectric power generation. Ductile iron pipes are known for their strength, durability, and resistance to corrosion, making them suitable for various applications including the transportation of water in hydroelectric power plants.
Q:What is the composition of ductile iron pipes?
Ductile iron pipes are primarily composed of iron, with small amounts of carbon, silicon, manganese, and trace elements such as sulfur and phosphorus.
Q:What is cast iron pipe?
According to its manufacturing methods can be divided into: sand, centrifugal pipe, straight pipe, continuous cast iron pipe and sand pipe.According to the material used, it can be divided into gray iron pipe, nodular cast iron pipe and high silicon iron pipe.
Q:How do ductile iron pipes handle differential settlement?
Ductile iron pipes are known for their exceptional durability and ability to withstand various environmental conditions, including differential settlement. Differential settlement refers to the uneven settling of the ground, which can often lead to stress and strain on underground pipes. Ductile iron pipes are specifically designed to handle such settlement issues due to their inherent flexibility and strength. These pipes have the ability to flex and accommodate slight ground movements without causing significant damage or failure. The flexibility of ductile iron pipes allows them to distribute the stress and strain caused by differential settlement more uniformly along their length. This feature helps prevent concentrated stress points that could potentially lead to cracks or fractures in the pipe. Additionally, the inherent strength of ductile iron pipes provides them with the necessary resistance to withstand the forces generated by differential settlement. The pipes' robust construction and high tensile strength make them less susceptible to deformation or damage caused by ground movements. Furthermore, ductile iron pipes are commonly installed with flexible joints, such as rubber gaskets or push-on joints. These joints allow for some movement and accommodate any slight misalignment or settlement that may occur. By providing flexibility at the joints, the pipes can better adapt to changes in ground conditions and reduce the risk of failure. In summary, ductile iron pipes are well-equipped to handle differential settlement due to their flexibility, strength, and the use of flexible joints. These features ensure that the pipes can withstand ground movements and continue to function effectively without compromising their integrity or longevity.
Q:Can ductile iron pipe be used for both water and sewage applications?
Ductile iron pipe is versatile and can be used for both water and sewage applications. It is known for its strength, durability, and corrosion resistance, making it suitable for various purposes. With its high tensile strength, it can withstand the pressure and heavy loads associated with water and sewage systems. Its smooth interior surface minimizes friction and enhances flow efficiency, making it perfect for transporting water and sewage. It also has excellent resistance to corrosion and chemical attack, ensuring a long lifespan even in harsh environments. Moreover, ductile iron pipe comes in various sizes and configurations, allowing for customization to meet specific water and sewage requirements. In conclusion, ductile iron pipe is a reliable and adaptable option for water and sewage conveyance.
Q:What are the specifications for the installation of water ball iron pipes?
The T type interface pipe shall be supported by a pier in the vertical or horizontal direction. The size of the pier should be calculated according to the factors such as pipe diameter, angle of rotation and working pressure. 4, the transmission of drinking water, the pipeline should not pass through the poison contaminated areas, such as the need to pass through, should take protective measures.
Q:How does ductile iron pipe handle thermal expansion and contraction?
Ductile iron pipe is able to handle thermal expansion and contraction effectively due to its inherent flexibility and strength. Its unique composition allows it to withstand the expansion and contraction caused by temperature fluctuations without breaking or becoming brittle. This property is crucial in preventing any damage to the pipe or its fittings, ensuring a reliable and durable pipeline system.
Q:Can ductile iron pipes be used for stormwater management systems?
Indeed, stormwater management systems can utilize ductile iron pipes. Renowned for their robustness and lastingness, ductile iron pipes prove fitting for diverse purposes, including stormwater management. These pipes exhibit resistance against corrosion and possess the ability to endure immense pressure, rendering them perfect for transporting stormwater runoff. Moreover, ductile iron pipes boast an extended lifespan, thereby minimizing the necessity for frequent replacements and upkeep. All in all, when it comes to stormwater management systems, ductile iron pipes serve as a dependable option.

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