DUCTILE IRON PIPE DN1100 K8/C/K9 System 1

DUCTILE IRON PIPE DN1100 K8/C/K9 System 2

DUCTILE IRON PIPE DN1100 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: Are ductile iron pipes suitable for irrigation systems?: Yes, ductile iron pipes are suitable for irrigation systems. Ductile iron pipes are known for their durability, strength, and resilience, making them an ideal choice for various applications, including irrigation systems. These pipes can withstand high water pressure and are resistant to corrosion, which is essential for ensuring the efficiency and longevity of an irrigation system. Additionally, ductile iron pipes have a smooth interior surface, minimizing friction and allowing for efficient water flow, ensuring that the irrigation system operates optimally. Moreover, ductile iron pipes have a long lifespan, reducing the need for frequent replacements and maintenance, making them a cost-effective option for irrigation systems. Overall, due to their durability, strength, corrosion resistance, and efficient water flow, ductile iron pipes are highly suitable for use in irrigation systems.

Q: Can ductile iron pipes be used for water distribution networks in rural areas?: Ductile iron pipes are suitable for water distribution networks in rural areas due to their high strength and durability. These pipes are known for their ability to withstand external loads and pressure, making them ideal for underground installations. Additionally, they have excellent resistance to corrosion and can withstand harsh environmental conditions or agricultural activities. In rural areas, where the water distribution network may face challenging conditions, ductile iron pipes offer a reliable solution. They are less likely to crack or leak, ensuring a continuous water supply for rural communities. Moreover, these pipes have a long service life, often exceeding 100 years, making them a cost-effective choice that requires minimal maintenance and replacement. However, it is crucial to consider other factors such as the availability of ductile iron pipes, installation costs, and the technical expertise required for installation and maintenance. Local regulations and standards should also be followed to ensure compliance and safety. Overall, ductile iron pipes can provide a suitable and dependable option for water distribution networks in rural areas. They offer a long-lasting and efficient solution for delivering clean water to communities.

Q: Can ductile iron pipes be used in areas with high levels of hydrogen sulfide gas?: Ductile iron pipes can generally be used in areas with high levels of hydrogen sulfide gas, but it is important to consider certain factors before making a decision. Hydrogen sulfide gas is corrosive and can potentially cause damage to metal pipes over time. While ductile iron is known for its durability and corrosion resistance, prolonged exposure to high levels of hydrogen sulfide gas can still lead to corrosion and deterioration. To mitigate the risks associated with hydrogen sulfide gas, it is advisable to assess the specific conditions of the area beforehand. This includes conducting a comprehensive analysis of the hydrogen sulfide gas concentration, pH levels, temperature, and other factors that may influence corrosion. Consulting with experts or engineering professionals who specialize in corrosion control can provide valuable insights and guidance. In some cases, additional measures may be necessary to protect ductile iron pipes. Coating the interior and exterior surfaces of the pipes with protective materials, such as epoxy or polyethylene, can provide an extra layer of defense against corrosion. Alternatively, cathodic protection systems can be employed to protect the pipes by applying a low voltage electrical current that mitigates the corrosion process. Ultimately, the decision to use ductile iron pipes in areas with high levels of hydrogen sulfide gas should be based on a thorough understanding of the specific conditions and implementing appropriate corrosion prevention measures. Regular monitoring and maintenance should also be conducted to ensure the pipes are functioning optimally and to address any potential issues before they escalate.

Q: How do ductile iron pipes perform in seismic zones?: Ductile iron pipes have proven to perform exceptionally well in seismic zones due to their unique characteristics and design features. These pipes are known for their ability to withstand ground movements, vibrations, and other seismic forces that may occur during an earthquake. The inherent flexibility of ductile iron pipes allows them to absorb and distribute the energy generated by seismic activities. This flexibility helps prevent the pipes from fracturing or breaking under intense ground shaking. Additionally, the high strength and resilience of ductile iron make it highly resistant to damage caused by ground movements. Furthermore, ductile iron pipes are designed with restrained joints, which provide added stability and resistance to seismic forces. These joints can accommodate small lateral movements without compromising the integrity of the pipeline system. The restrained joints also prevent the pipes from becoming disconnected or misaligned during seismic events, ensuring the continuous flow of water or other fluids. In seismic zones, where the ground is more prone to liquefaction or soil settlement, ductile iron pipes are often installed using methods that enhance their stability. For instance, the use of deep embedment techniques or the incorporation of thrust blocks at bends and fittings increases the resistance of the pipes to the lateral forces exerted by the ground. The performance of ductile iron pipes in seismic zones is further enhanced by regular inspection and maintenance. Periodic assessments can detect any potential weaknesses or damages that may have occurred during seismic events, allowing for timely repairs or replacements to be made. Overall, ductile iron pipes have a proven track record of reliable performance in seismic zones. Their flexibility, strength, and design characteristics make them highly resilient to seismic forces, ensuring the safe and uninterrupted supply of water or other fluids even in areas prone to earthquakes.

Q: Can ductile iron pipes be used in areas with high temperature variations?: Yes, ductile iron pipes can be used in areas with high temperature variations. Ductile iron pipes have excellent thermal conductivity and can withstand a wide range of temperature fluctuations without losing their structural integrity. They have a high coefficient of linear expansion, which allows them to expand and contract with temperature changes without causing significant stress on the pipe. This makes ductile iron pipes suitable for use in areas where there are extreme temperature variations, such as hot summers and cold winters. Additionally, ductile iron pipes have a high resistance to thermal shock, meaning they can handle sudden temperature changes without cracking or breaking. Overall, ductile iron pipes are a reliable and durable choice for areas with high temperature variations.

Q: How many degrees can the ductile iron pipe be each?: Minimum tensile strength: 420/Mpa, minimum yield strength: 300/Mpa, minimum elongation 7%.

Q: Are ductile iron pipes suitable for use in chemical processing plants?: Yes, ductile iron pipes are suitable for use in chemical processing plants. Ductile iron is known for its high strength and durability, making it resistant to corrosion and capable of withstanding high pressure and extreme temperatures. Additionally, its smooth internal surface reduces friction and allows for efficient flow of chemicals.

Q: If the ductile iron pipe is broken, can we use rush repair?: PE pipe repair section, as the name suggests, is a kind of used to repair the pipeline accessories. At present, the specifications of the repair section are: Phi 90, Phi 110, Phi 125, Phi 160, Phi 200, Phi 225, Phi 250, Phi 315 these specifications.

Q: Can ductile iron pipes be used for underground cable conduits?: Yes, ductile iron pipes can be used for underground cable conduits. Ductile iron pipes are known for their strength, durability, and corrosion resistance, making them suitable for various applications, including underground cable conduits. Their ability to withstand heavy loads and external pressures makes them a reliable choice for protecting and housing underground cables.

Q: What does "K8" mean in ductile iron pipe grades?: 1 ductile iron pipe grade K8, on behalf of the ductile iron 8 grades, K refers to the wall thickness coefficient, the higher the grade, the greater the pressure, the lower the level, the less pressure to bear.2 wall thickness calculation formula: e=K (0.5+0.001DN).

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