DUCTILE IRON PIPE DN600

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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 pressure surges in pumping stations?: Ductile iron pipes are known for their strength and durability, making them well-equipped to handle pressure surges in pumping stations. These pipes have a high resistance to impact and are designed to withstand the sudden increase in pressure that occurs during surge events. Additionally, their flexible nature allows them to absorb and distribute the force exerted by the surge, minimizing the risk of pipe failure or damage. Overall, ductile iron pipes are a reliable choice for handling pressure surges in pumping stations.

Q:Can ductile iron pipes be used for firefighting systems?: Ductile iron pipes are capable of being utilized in firefighting systems. This material, known for its strength and resilience, can withstand intense pressures and extreme temperatures, thereby making it a suitable option for transporting water in such systems. Moreover, the pipes' resistance to corrosion and ability to handle external loads guarantee their long-term dependability and effectiveness. Furthermore, ductile iron pipes possess exceptional fire-resistant qualities, as they are non-combustible, do not emit harmful fumes, and do not contribute to the propagation of fire. Consequently, due to their robustness, durability, and fire resistance, ductile iron pipes are widely chosen and trusted for firefighting systems.

Q:How are ductile iron pipes protected from external damage?: Ductile iron pipes are protected from external damage through the application of protective coatings. These coatings act as a barrier, shielding the pipes from corrosion and other forms of external damage. Additionally, the pipes may be encased in concrete or installed in a casing pipe to provide further protection against external forces and impacts.

Q:Can ductile iron pipes be used for underwater installations?: Indeed, underwater installations can make use of ductile iron pipes. Ductile iron, renowned for its robustness and longevity, exhibits a remarkable resistance to corrosion, rendering it well-suited for submerged applications. Moreover, the exceptional joint integrity of ductile iron pipes guarantees their impermeability, even when subjected to substantial hydrostatic pressure. To bolster their resistance to corrosion and prolong their lifespan in underwater settings, these pipes are often coated with protective linings and coatings. All in all, ductile iron pipes are a dependable option for underwater installations due to their formidable strength, durability, and corrosion resistance attributes.

Q:Are ductile iron pipes resistant to impact damage?: Yes, ductile iron pipes are highly resistant to impact damage due to their inherent strength and durability.

Q:How can the internal and external walls of ductile iron pipes be protected from corrosion?: Internal walls can be painted anti-corrosion paint, exterior anti-corrosion can choose to paint, but also useful anti-corrosion tape, or do 3PE anti-corrosion, look at your anti-corrosion requirements, cost budget and other construction objective conditions.

Q:Can ductile iron pipe be used for water treatment plants?: Yes, ductile iron pipe can be used for water treatment plants. Ductile iron pipe is a commonly used material in the water industry due to its strength, durability, and corrosion resistance. It is suitable for various applications, including transporting water in water treatment plants. Ductile iron pipe can withstand high pressure and is well-suited for underground installations. It also has excellent resistance to corrosion from water and chemicals commonly used in water treatment processes. Additionally, ductile iron pipe is easy to install and maintain, making it a preferred choice for water treatment plants. Overall, ductile iron pipe is a reliable and cost-effective option for water transport in water treatment plants.

Q:How are ductile iron pipes different from PVC pipes?: Ductile iron pipes and PVC pipes are utilized extensively in plumbing and water distribution systems, but they differ significantly in terms of their composition and properties. Ductile iron pipes are crafted from a particular form of cast iron that contains graphite nodules, which provide the material with ductility and flexibility. Consequently, these pipes can endure high pressures and heavy loads without succumbing to breakage or cracking. Ductile iron pipes are renowned for their robustness and longevity, making them particularly suitable for underground applications and areas with substantial traffic. Conversely, PVC pipes are constructed from a plastic known as polyvinyl chloride. These pipes possess rigidity and lack the same level of strength as ductile iron pipes. PVC pipes are commonly employed in low-pressure scenarios, such as residential plumbing systems, irrigation, and drainage systems. These pipes are lightweight, easy to install, and resistant to corrosion, rendering them a favored option for residential and non-industrial purposes. The cost disparity between ductile iron pipes and PVC pipes represents another distinction. Due to higher material and production expenses, ductile iron pipes tend to be pricier. Conversely, PVC pipes are relatively inexpensive to manufacture, making them a cost-effective choice for numerous plumbing projects. In summary, the primary disparities between ductile iron pipes and PVC pipes involve their composition, strength, flexibility, and cost. Ductile iron pipes, formed from cast iron, are celebrated for their strength and durability, while PVC pipes, formed from plastic, are lighter and more cost-effective. The selection between these two types of pipes depends on the specific demands of the plumbing project, including pressure, load-bearing capacity, and budgetary considerations.

Q:What is the expected leakage rate of ductile iron pipes?: The leakage rate of ductile iron pipes can vary depending on several factors, including pipe age, condition, installation quality, and external influences on pipe integrity. However, in comparison to other pipe types, ductile iron pipes are renowned for their durability and low leakage rates. Based on industry standards and studies, well-maintained and correctly installed ductile iron pipes typically have an expected leakage rate of less than 0.5 liters per pipe per day (LPPD). This leakage rate meets the requirements set by regulatory bodies and organizations, and is considered acceptable. It is crucial to emphasize that regular maintenance and inspections are vital in sustaining the low leakage rate of ductile iron pipes. Prompt identification and repair of potential leaks or damages can effectively minimize the overall leakage rate. Moreover, advancements in manufacturing techniques and pipe design have led to the creation of more leak-resistant ductile iron pipes. These pipes may have even lower expected leakage rates than the industry average, further improving their performance and reliability. Ultimately, when properly installed and maintained, ductile iron pipes are a reliable choice for various water distribution and transmission systems, as their expected leakage rate is generally low.

Q:How do ductile iron pipes handle ground movement or settlement?: Ductile iron pipes are renowned for their remarkable strength and flexibility, enabling them to effectively manage ground movement or settlement. Ground movement or settlement pertains to the natural shifts or settling of the earth's surface, which can exert stress on subterranean infrastructure such as pipes. Concerning ground movement, ductile iron pipes possess the advantage of enduring and absorbing the pressure and movement caused by shifting soil. The material's ductility permits the pipes to flex and bend to a certain extent without fracturing. This flexibility aids in distributing the load and minimizing the potential for harm. Additionally, ductile iron pipes exhibit high resistance to cracking or fracturing, even under extreme circumstances. This resilience stems from the material's unique microstructure, which imparts excellent tensile strength and impact resistance. Consequently, ductile iron pipes can withstand external forces and ground settlement without compromising their integrity. To further augment their capacity to handle ground movement or settlement, ductile iron pipes are frequently installed using flexible joints. These joints allow for slight movement and accommodate any shifting or settling of the ground. Furthermore, proper bedding and backfilling techniques are employed during installation to provide added support and stability. Overall, ductile iron pipes possess a proven track record in managing ground movement or settlement. Their strength, flexibility, and resistance to cracking establish them as a dependable choice for subterranean infrastructure, ensuring the durability and efficiency of water distribution systems.

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