DUCTILE IRON PIPE DN1000 K8/C/K9 System 1

DUCTILE IRON PIPE DN1000 K8/C/K9

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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: How do ductile iron pipes handle ground settlement?: Ductile iron pipes have the ability to withstand ground settlement due to their flexibility and resilience. The inherent ductility of the material allows the pipes to absorb and distribute the stress caused by ground movement, minimizing the risk of damage or failure. Additionally, the joints of ductile iron pipes are designed to provide flexibility, allowing for slight movement and accommodating ground settlement without compromising the integrity of the pipeline system.

Q: What are the typical pressure surge protection measures for ductile iron pipe?: Some typical pressure surge protection measures for ductile iron pipe include using surge tanks or pressure relief valves, installing air valves or surge anticipation valves, and implementing proper anchoring and support systems to minimize movement and stress on the pipe during pressure surges. Additionally, using flexible joints or expansion joints can help absorb and accommodate sudden changes in pressure.

Q: Can ductile iron pipe be used for underground fire protection systems?: Yes, ductile iron pipe can be used for underground fire protection systems. Ductile iron is known for its strength, durability, and corrosion resistance, making it a suitable material for such applications. It can withstand high pressures and temperatures, ensuring reliable and long-lasting performance in underground fire protection systems.

Q: What is the average weight of ductile iron pipes?: The average weight of ductile iron pipes can vary depending on the specific dimensions and specifications of the pipe. However, as a general guideline, ductile iron pipes typically range in weight from around 50 pounds per foot to 200 pounds per foot. The weight of a ductile iron pipe is influenced by factors such as the pipe's diameter, wall thickness, and length. It is important to note that these are average weights, and the actual weight of a specific ductile iron pipe may vary. To determine the exact weight of a ductile iron pipe, it is advisable to refer to the manufacturer's specifications or consult engineering guidelines.

Q: How do ductile iron pipes handle heavy traffic loads?: Ductile iron pipes possess exceptional durability and have the ability to effortlessly withstand heavy traffic loads. This is primarily attributed to their remarkable strength and flexibility. The incorporation of graphite nodules in the composition of ductile iron allows for greater flexibility compared to traditional cast iron pipes. This enhanced flexibility empowers the pipes to endure substantial traffic loads, including the weight of vehicles traversing over them. Moreover, ductile iron pipes exhibit an elevated load-bearing capacity, enabling them to bear significant weights without experiencing any deformation or structural failure. Consequently, they are well-suited for deployment in areas characterized by heavy traffic, such as highways, bridges, and industrial sites. Furthermore, ductile iron pipes showcase exceptional resistance to external forces, such as vibrations and impacts. These pipes can effectively absorb and distribute these forces across the entire pipe network, thereby averting any potential damage and preserving the overall structural integrity. In conclusion, ductile iron pipes are explicitly engineered to manage the demands imposed by heavy traffic loads. Their strength, flexibility, and load-bearing capacity render them a dependable choice for infrastructure projects where durability and longevity are of utmost importance.

Q: Can ductile iron pipes be used for underground irrigation systems?: Indeed, underground irrigation systems can utilize ductile iron pipes. These pipes find extensive use in a multitude of applications, such as water supply and distribution systems. Renowned for their robustness, durability, and resistance to corrosion, ductile iron pipes prove ideal for subterranean installations. Moreover, they possess exceptional pressure-bearing capabilities, enabling them to endure the elevated pressures commonly associated with irrigation systems. Nevertheless, it remains crucial to guarantee appropriate installation and maintenance to avert any potential harm or leakage within the system.

Q: How does the white iron appear in the case of ductile iron?: If it is to solve the white cast, the casting can be annealed.To prevent a chill in the casting, it is important to know your entire casting process to find the cause and the solution.

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 a variety of applications, including water supply systems. They have a high tensile strength and can withstand high-pressure environments, making them ideal for delivering water to buildings. Additionally, ductile iron pipes have a long service life, reducing the need for frequent replacements. They also have good flow characteristics, allowing for efficient water distribution within the building. Therefore, ductile iron pipes are a reliable and commonly used choice for water supply systems in buildings.

Q: Can ductile iron pipes be used for gravity flow applications?: Ductile iron pipes are suitable and widely used for gravity flow applications. Renowned for their strength, durability, and flexibility, these pipes are perfect for a variety of uses, such as gravity flow systems. They are commonly employed in water and wastewater systems, storm drainage systems, and other applications that necessitate resistance to high internal and external pressures. The pipes possess the capability to bear the weight of the flowing fluid without any supplemental support, which makes them a dependable choice for gravity flow applications. Furthermore, their ability to resist corrosion ensures long-term performance in both underground and exposed environments. In conclusion, ductile iron pipes are an excellent option for gravity flow applications.

Q: Can ductile iron pipes be used for irrigation pivot systems?: Yes, ductile iron pipes can be used for irrigation pivot systems. Ductile iron pipes are known for their strength, durability, and resistance to corrosion, making them suitable for various applications including irrigation. These pipes can withstand high water pressure and provide a reliable and long-lasting solution for transporting water to irrigation pivot systems. Additionally, ductile iron pipes are also compatible with various fittings and connectors commonly used in irrigation systems, making them easy to install and maintain. Overall, using ductile iron pipes for irrigation pivot systems is a practical choice that ensures efficient water distribution and minimizes the risk of pipe failure.

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