DUCTILE IRON PIPE DN900 K9

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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 use in irrigation gate systems?: Yes, ductile iron pipes are suitable for use in irrigation gate systems. Ductile iron is a type of cast iron that has enhanced strength and flexibility, making it a durable and reliable choice for applications such as irrigation gate systems. Ductile iron pipes are known for their high tensile strength and resistance to corrosion, which is important for maintaining the integrity of the irrigation system. Additionally, ductile iron pipes have the ability to withstand high pressure and provide a long service life, making them a cost-effective solution for irrigation gate systems. Overall, ductile iron pipes are well-suited for use in irrigation gate systems due to their strength, durability, and resistance to corrosion.

Q: What is the wall thickness of K10 grade dn=400 ductile iron pipe?: Ductile iron pipe, class K10, DN400 theoretical weight table:Grade K10, DN400 ductile iron pipe wall thickness (T):9mm.Nominal diameter (DN) 400mm, its outer diameter (DE) 429mm.The approximate weight (kg) 29.5. of the crown of the socket;Straight part weight per meter (kg) 83.7.Total quality (kg) (length standard 6000mm) 532.Total mass (kg) (standard work length 5000mm) 448.The main characteristics of ductile iron pipes: ductile iron pipe is a kind of cast iron pipe. Having the nature of iron; the properties of steel. Ductile cast iron pipe after annealing, the microstructure is ferrite and pearlite, good mechanical properties, excellent corrosion resistance, good ductility, good sealing effect, simple installation, mainly for municipal, industrial and mining enterprises, water supply, gas, oil etc..

Q: What is the relationship between the direction of the spigot and the direction of the flow in the ductile iron pipe?: Called "ductile" (Ductile Cast Iron Pipes), referred to as ball pipe, ductile iron pipe and ductile iron pipe etc..

Q: Can ductile iron pipes be used for water supply in buildings?: Yes, ductile iron pipes can be used for water supply in buildings. Ductile iron pipes are known for their strength, durability, and corrosion resistance, making them suitable for carrying water in both residential and commercial structures. They have a long lifespan, high pressure rating, and can withstand various environmental conditions, making them a reliable choice for water distribution systems.

Q: How can the connection of ductile iron pipe elbow be convenient for connecting?: The groove connecting pipe consists of two categories of products: sealing function of pipe connections with rigid joint, flexible joint, mechanical three and groove flange; the pipe connections transition of elbow, three links, four links, different diameter pipe, blind plate etc..

Q: Are ductile iron pipes resistant to abrasion or wear?: Yes, ductile iron pipes are highly resistant to abrasion or wear. Ductile iron, also known as cast iron, is a strong and durable material that is specifically designed to withstand abrasive conditions. The unique microstructure of ductile iron provides excellent resistance to abrasion, making it an ideal choice for applications where pipelines are exposed to high levels of wear. Additionally, ductile iron pipes are known for their long service life, which further demonstrates their ability to withstand abrasion and wear over time.

Q: What are the different sizes available for ductile iron pipes?: Ductile iron pipes, also known as DI pipes, are available in a wide range of sizes to suit various applications and requirements. The sizes of ductile iron pipes typically range from DN 80 (3 inches) to DN 2600 (104 inches) in diameter, with various wall thicknesses. For smaller diameters, such as DN 80 to DN 300, ductile iron pipes are commonly available in standard lengths of 5.5 meters or 6 meters. As the diameter increases, the standard lengths may also increase, reaching up to 7 meters or even longer for larger sizes. The commonly used sizes of ductile iron pipes include DN 80, DN 100, DN 150, DN 200, DN 250, DN 300, DN 350, DN 400, DN 450, DN 500, DN 600, DN 700, DN 800, DN 900, DN 1000, DN 1200, DN 1400, DN 1600, DN 1800, DN 2000, DN 2200, DN 2400, DN 2600, and many more. It is important to note that the availability of different sizes may vary depending on the manufacturer and the specific region or country. Additionally, custom sizes can also be manufactured to meet specific project requirements. When selecting the appropriate size of ductile iron pipes, it is crucial to consider factors such as the flow rate, pressure, and intended application to ensure optimal performance and durability. Consulting with industry professionals or referring to relevant standards and guidelines can help in determining the appropriate size for a specific project.

Q: Are there any specific standards or regulations for ductile iron pipe?: Ductile iron pipe is subject to specific standards and regulations. It is widely used in water and wastewater systems due to its strength and durability. The American Water Works Association (AWWA) C151 standard is the most well-known standard for ductile iron pipe. This standard outlines the minimum requirements for ductile iron pipe, including materials, dimensions, tolerances, and testing methods. It also provides guidance on the manufacturing, installation, and maintenance of ductile iron pipe systems. Apart from the AWWA C151 standard, there are other standards and regulations that govern the use of ductile iron pipe in different countries. In Europe, for instance, ductile iron pipe is regulated by the EN 545 and EN 598 standards. These standards specify the requirements for ductile iron pipes and fittings used in water supply and wastewater systems. Additionally, government agencies like the Environmental Protection Agency (EPA) in the United States may have specific regulations and guidelines for using ductile iron pipe in certain applications, such as drinking water systems. Manufacturers, contractors, and engineers involved in the design, installation, and maintenance of ductile iron pipe systems must ensure compliance with these standards and regulations. This is crucial to guarantee that ductile iron pipe is manufactured to the highest quality standards and that it is installed and maintained correctly, ensuring its durability and reliability in water and wastewater systems.

Q: Can ductile iron pipes be used in tunneling or microtunneling projects?: Yes, ductile iron pipes can be used in tunneling or microtunneling projects. Ductile iron pipes are known for their strength, durability, and flexibility, making them suitable for underground applications. They can withstand the external pressure exerted by the surrounding soil or rock during tunneling, ensuring the integrity and safety of the project. Additionally, ductile iron pipes have excellent corrosion resistance properties, which is crucial in tunneling projects where the pipes are exposed to moisture and other corrosive elements. Their smooth internal surface also facilitates the flow of fluids or materials through the pipes, making them an ideal choice for tunneling or microtunneling projects.

Q: Can ductile iron pipes be used for underground cooling water systems?: Ductile iron pipes are suitable for underground cooling water systems. They are renowned for their durability, strength, and resistance to corrosion, making them ideal for various applications, including underground installations. In cooling water systems, where pipes encounter water and potentially harsh environments, ductile iron pipes offer a dependable and enduring solution. Their capacity to withstand high pressure and temperature variations also guarantees the efficient and secure operation of the cooling water system. Moreover, ductile iron pipes are frequently favored for underground installations because they are easy to install, require minimal maintenance, and are cost-effective.

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