• DUCTILE IRON PIPE DN1000 K9 System 1
  • DUCTILE IRON PIPE DN1000 K9 System 2
DUCTILE IRON PIPE DN1000 K9

DUCTILE IRON PIPE DN1000 K9

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Loading Port:
China Main Port
Payment Terms:
TT OR LC
Min Order Qty:
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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 power plant applications?
Ductile iron pipes are a suitable choice for power plant applications. Unlike traditional cast iron pipes, ductile iron pipes have improved strength, durability, and flexibility. These properties make them ideal for power plants, where they face high pressure, extreme temperatures, and corrosive environments. Power plants require a reliable and strong piping system to transport various fluids, including water, steam, and chemicals. Ductile iron pipes have a high tensile strength and can withstand high pressure, ensuring the safe and efficient flow of fluids within a power plant. They are particularly suitable for power generation applications that involve high-pressure steam. Moreover, ductile iron pipes have excellent corrosion resistance, which is crucial in power plants where many fluids are highly corrosive. The internal and external linings of these pipes protect them from corrosion, ensuring a longer service life and reducing maintenance costs. This corrosion resistance also makes them suitable for transporting chemicals and wastewater within a power plant. In addition, ductile iron pipes can withstand extreme temperatures. Power plants often operate at high temperatures, and ductile iron pipes can handle these conditions without compromising their structural integrity. They have a high melting point and can resist thermal expansion and contraction, making them a suitable choice for applications involving hot fluids and steam. Furthermore, ductile iron pipes are cost-effective compared to other commonly used materials in power plants, such as stainless steel or carbon steel. They offer a balance between performance and cost, making them an attractive choice for power plant applications. In conclusion, ductile iron pipes have the necessary characteristics to meet the demands of power plant applications. Their strength, durability, flexibility, corrosion resistance, and ability to withstand high pressures and extreme temperatures make them well-suited for such environments. Additionally, their cost-effectiveness makes them a practical choice for power plant piping systems.
Q: Are ductile iron pipes suitable for underground storage tanks?
Underground storage tanks can indeed benefit from the use of ductile iron pipes. Ductile iron, known for its strength and durability, exhibits exceptional resistance to corrosion and can withstand the immense pressure and weight associated with burial underground. These pipes find widespread application in various underground systems, such as water and sewage systems, owing to their remarkable tensile strength and ability to handle both internal and external loads. Furthermore, ductile iron pipes boast an extended service life, often surpassing 100 years, rendering them a dependable choice for underground storage tanks. They also possess resistance against ground movement and can adapt to soil settling or shifting, thereby ensuring the integrity and stability of the storage tank system. Moreover, the smooth internal surface of ductile iron pipes provides excellent flow characteristics, preventing the accumulation of debris or sediment that may impede the system. Hence, they prove to be an ideal option for storing a diverse range of liquids or substances. In conclusion, the strength, durability, corrosion resistance, and long service life of ductile iron pipes establish them as a suitable and reliable choice for underground storage tanks.
Q: Are ductile iron pipes suitable for installation in areas with high soil compaction?
Yes, ductile iron pipes are suitable for installation in areas with high soil compaction. Ductile iron pipes are known for their strength and durability, making them highly resistant to external loads and pressures. The material's inherent flexibility allows it to withstand the stresses caused by high soil compaction. Additionally, ductile iron pipes have a high modulus of elasticity, which helps them maintain their shape and structural integrity even under heavy loads. Therefore, they are an excellent choice for areas with high soil compaction, as they can effectively handle the pressure and provide reliable and long-lasting performance.
Q: How does ductile iron pipe perform in areas with high soil contamination?
Ductile iron pipe performs well in areas with high soil contamination due to its inherent strength and corrosion resistance. Its durable and robust nature allows it to withstand the chemical and physical challenges posed by contaminated soil. Additionally, its smooth interior surface minimizes the accumulation of debris and sediment, reducing the chances of blockages and maintaining efficient flow. Overall, ductile iron pipe is a reliable choice for areas with high soil contamination, providing long-lasting and dependable performance.
Q: What is the expected joint restraint method for ductile iron pipes?
The expected joint restraint method for ductile iron pipes is typically mechanical joint restraints, such as gland and follower glands or wedge-action restraints, which provide a secure and reliable connection while allowing for expansion and contraction of the pipes.
Q: What is the disadvantage of nodular cast iron in excess of silicon?
Therefore, the increase of silicon content in nodular iron greatly improves the strength index and reduces toughness. Ductile iron has a greater crystalline undercooling and a tendency to chill when treated by spheroidizing, and silicon reduces this tendency.
Q: Can ductile iron pipes be used for submarine pipelines?
Yes, ductile iron pipes can be used for submarine pipelines. Ductile iron is a strong and durable material that can withstand the harsh conditions underwater, making it suitable for submarine applications. Additionally, its corrosion resistance properties make it a reliable choice for transporting fluids in marine environments.
Q: How do ductile iron pipes handle differential settlement?
Ductile iron pipes have the ability to handle differential settlement due to their inherent flexibility and strength. The material's ductility allows the pipes to withstand minor ground movements and settlement without causing significant damage or failure. The pipes can flex and adjust to the changing ground conditions, reducing the risk of cracks or breaks. Additionally, the inherent strength of ductile iron pipes helps distribute the load evenly, minimizing the impact of settlement on the overall integrity of the pipeline system.
Q: Can ductile iron pipes be used for underground fire protection systems?
Yes, ductile iron pipes can be used for underground fire protection systems. Ductile iron pipes have excellent strength and durability, making them suitable for withstanding the high pressure and temperature conditions that may occur during a fire. Additionally, ductile iron pipes have a high resistance to corrosion, which is important for long-term use underground. They also provide excellent flow characteristics, ensuring that water can be quickly and efficiently delivered to extinguish fires. Overall, ductile iron pipes are a reliable and effective choice for underground fire protection systems.
Q: How do ductile iron pipes compare to PVC pipes?
Ductile iron pipes and PVC pipes are two common materials used for plumbing and water distribution systems. While both have their advantages and disadvantages, there are several factors to consider when comparing the two. Strength and Durability: Ductile iron pipes are known for their exceptional strength and durability. They have a high resistance to pressure and can withstand heavy loads, making them suitable for underground applications and areas with high traffic. On the other hand, PVC pipes are less sturdy and can be more vulnerable to cracking or breaking under extreme conditions. However, PVC pipes are resistant to corrosion and do not rust, which can be a significant advantage in certain environments. Installation and Maintenance: Ductile iron pipes are heavier than PVC pipes, making them more challenging to handle and install. They require specialized equipment and skilled labor to be properly installed. In contrast, PVC pipes are lightweight and easy to handle, making them simpler and quicker to install. Additionally, PVC pipes require less maintenance as they do not corrode or develop mineral deposits over time, unlike ductile iron pipes which may require regular cleaning and maintenance to prevent rust and sediment buildup. Cost: PVC pipes are generally more affordable than ductile iron pipes. The lower material and installation costs associated with PVC pipes make them a popular choice for residential and commercial plumbing projects on a budget. Ductile iron pipes, while offering superior strength and durability, tend to be more expensive due to the higher cost of materials, specialized installation requirements, and additional maintenance expenses. Environmental Impact: PVC pipes are made from plastic materials, which are derived from non-renewable resources and can have a negative impact on the environment during production and disposal. Ductile iron pipes, on the other hand, are made from recycled iron and have a longer lifespan, reducing the need for replacement and minimizing waste. However, it is worth noting that PVC pipes can be recycled, and many manufacturers have implemented sustainable practices to minimize their environmental footprint. In summary, ductile iron pipes and PVC pipes have distinct characteristics that make them suitable for different applications. Ductile iron pipes excel in strength and durability, making them ideal for heavy-duty applications, while PVC pipes offer cost-effectiveness, easy installation, and resistance to corrosion. Ultimately, the choice between the two materials depends on the specific requirements, budget, and environmental considerations of the project.

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