DUCTILE IRON PIPE DN800 K9/C

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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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: What are the typical applications for ductile iron pipes?: Ductile iron pipes are commonly used in various applications due to their unique properties and advantages. Some of the typical applications for ductile iron pipes include: 1. Water Supply Systems: Ductile iron pipes are extensively used in water supply systems, including municipal water distribution networks, as they provide excellent resistance against corrosion and have high durability. They can withstand high pressure and offer long service life, making them ideal for transporting potable water. 2. Wastewater and Sewage Systems: Ductile iron pipes are also widely utilized in wastewater and sewage systems. They can handle the transportation of sewage and other wastewater effectively due to their strength and resistance to chemical corrosion. These pipes are commonly used in underground sewer lines, sewer force mains, and wastewater treatment plants. 3. Industrial Applications: Ductile iron pipes find applications in various industrial sectors. They are commonly used for transporting different types of fluids, such as chemicals, slurries, and abrasive substances. Their strength, toughness, and resistance to external loads make them suitable for industrial pipelines, including those in power plants, refineries, and mining operations. 4. Irrigation Systems: Ductile iron pipes are frequently employed in irrigation systems for agriculture, landscaping, and golf courses. These pipes can withstand high water pressure and provide a reliable solution for transporting water over long distances. Their corrosion resistance ensures water quality is maintained, and their durability reduces the need for frequent maintenance. 5. Fire Protection Systems: Ductile iron pipes are widely used in fire protection systems, including sprinkler systems and fire hydrants. Their strength and ability to withstand high pressure make them suitable for delivering water rapidly in case of fire emergencies. These pipes are also resistant to heat, making them a reliable choice for fire protection applications. In summary, ductile iron pipes are versatile and widely used in various applications, including water supply systems, wastewater and sewage systems, industrial pipelines, irrigation systems, and fire protection systems. Their durability, corrosion resistance, and ability to withstand high pressure make them a preferred choice for these applications.

Q: What is the relationship between continuous cast iron pipe and ductile iron pipe?: Continuous cast iron pipes are usually grey cast iron pipes. Its tensile strength and elongation are much lower than those of nodular cast iron. In chemical composition, grey cast iron has less carbon content than nodular cast iron. According to the organization, the graphite form of gray iron is flaky, and the graphite form in spheroidal graphite cast iron is spherical.

Q: Are ductile iron pipes suitable for irrigation systems in agricultural fields?: Yes, ductile iron pipes are suitable for irrigation systems in agricultural fields. Ductile iron pipes have excellent strength, durability, and corrosion resistance, making them ideal for carrying water in irrigation systems. They can withstand high pressure and heavy loads, ensuring reliable water supply to agricultural fields for irrigation purposes.

Q: What is the difference between ductile iron pipes and cast iron pipes?: Ductile iron pipes and cast iron pipes differ in terms of their composition and physical properties. Ductile iron pipes are made from ductile iron, which is a type of cast iron that contains nodular graphite in its microstructure, making it more flexible and resistant to cracking. On the other hand, cast iron pipes are made from gray cast iron, which has a gray, brittle structure due to the presence of graphite flakes. Ductile iron pipes are stronger, more durable, and less prone to damage, making them suitable for high-pressure applications and areas with heavy traffic loads. Cast iron pipes, although more brittle, are known for their corrosion resistance and are commonly used for water and sewage systems.

Q: Can ductile iron pipe be used for road and highway crossings?: Yes, ductile iron pipe can be used for road and highway crossings. Ductile iron pipes are known for their high strength, durability, and flexibility, making them suitable for various applications, including road and highway crossings. They can withstand heavy loads and provide excellent resistance to external forces, making them a reliable choice for underground installations in transportation infrastructure.

Q: Can ductile iron pipe be used for wastewater treatment plant sludge dewatering?: Yes, ductile iron pipe can be used for wastewater treatment plant sludge dewatering. Ductile iron pipes are commonly used in wastewater treatment plants due to their durability, strength, and corrosion resistance. They can handle the harsh conditions and abrasive nature of sludge dewatering processes. Ductile iron pipes are also known for their leak-proof joints, which are crucial in preventing any leakage of sludge during the dewatering process. Additionally, ductile iron pipes are available in various sizes and can be easily installed, making them a suitable choice for wastewater treatment plant sludge dewatering applications.

Q: Can ductile iron pipe be used for marine and offshore applications?: Yes, ductile iron pipe can be used for marine and offshore applications. Ductile iron is known for its high strength and durability, making it suitable for various demanding environments, including marine and offshore applications. It has excellent corrosion resistance, making it resistant to the corrosive effects of saltwater and other harsh conditions found in marine environments. Additionally, its ductility allows for flexibility and resistance to cracking or fracturing under high-pressure conditions. These properties make ductile iron pipe a reliable choice for transporting fluids and gases in marine and offshore industries, including offshore oil and gas platforms, marine structures, and underwater pipelines. It is important to note that proper coating and cathodic protection systems should be employed to further enhance the corrosion resistance of ductile iron pipes in marine and offshore applications.

Q: How are ductile iron pipes protected during transportation and storage?: Various methods are employed to protect ductile iron pipes during transportation and storage, ensuring their integrity and preventing potential damage. The first step involves applying a protective layer, such as epoxy or zinc, to act as a barrier against corrosion. This coating effectively safeguards the pipes from moisture and other corrosive elements during transit and storage. To further safeguard the pipes, they are often bundled together and secured with straps or bands, preventing any movement or shifting that could cause mechanical damage. This bundling not only ensures the pipes remain intact but also facilitates easier handling and transportation in an organized manner. During transportation, the pipes are typically loaded onto pallets or placed in crates, providing additional protection and stability. This minimizes the risk of accidental impact or rough handling that may result in cracks or fractures. Proper labeling and marking of the pipes is crucial to ensure appropriate handling. This includes displaying handling instructions, weight limits, and pipe specifications, preventing mishandling and damage during transportation. Equally important are the storage conditions for maintaining the integrity of ductile iron pipes. They should be stored in a clean, dry, and well-ventilated area, protecting them from moisture and humidity. Direct sunlight and extreme temperatures should be avoided to prevent any potential degradation of the protective coating. In conclusion, protecting ductile iron pipes during transportation and storage involves the application of protective coatings, bundling and securing, suitable packaging materials, proper handling and labeling, and storage in appropriate conditions. These measures guarantee the pipes' quality and structural integrity, ensuring they arrive at their destination in optimal condition.

Q: Ductile iron pipe length is generally much: The water-cooled metal ductile iron pipe has a single length of 6 meters, and the current mainstream ductile tubes are water-cooled metal ductile iron pipes.

Q: What pipe can be used to replace the cast iron pipe in the water supply? Thank you: Cast iron pipes (Cast, Iron, Pipe), cast cast pipe. Cast iron pipes are used for water supply, drainage and gas transmission lines. They include cast iron pipes and pipe fittings. Labor intensity is small.

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