DUCTILE IRON PIPE DN500 K8

Ref Price:

Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

You Might Also Like

Push On Joint T Type Ductile Cast Iron Pipe K9

Push-on Joint T Type Ductile Iron Pipe Class C

Self-restrained Joint Ductile Iron Pipe

Ductile Iron Pipe Mechnical Joint K Type

T Type Ductile Iron Pipe DN80 socket spigot pipe

DUCTILE IRON PIPE DN200 K8/C

Ductile Iron Pipe DN150 DN300 K8 K9 K7 C

DUCTILE IRON PIPE DN600 K8

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 are ductile iron pipes protected against mechanical damage?: Various measures are implemented to protect ductile iron pipes from mechanical damage, ensuring their durability and longevity. One effective approach involves applying a protective coating to the exterior surface of the pipes. This coating acts as a barrier, safeguarding the ductile iron from physical abrasion, impact, and corrosion. Depending on specific requirements and environmental conditions, the coating can be composed of materials such as epoxy, polyethylene, or zinc. In addition to the protective coating, ductile iron pipes are designed with a high level of structural strength. They are manufactured to withstand significant pressure and external forces, making them less vulnerable to mechanical damage. The inherent strength of the material enables the pipes to resist deformation and cracking, even when subjected to heavy loads or ground movements. Moreover, proper bedding and backfilling techniques are employed during the installation of ductile iron pipes. This involves carefully placing the pipes in a prepared trench to ensure a stable foundation and minimize the risk of external forces causing damage. The correct backfill material is then used to provide support and prevent excessive pressure on the pipes. To further enhance protection against mechanical damage, additional measures such as concrete encasement or protective sleeves are often employed during the installation of ductile iron pipes. Concrete encasement involves surrounding the pipe with a layer of concrete, offering an extra layer of defense against external forces. Protective sleeves can also be utilized in areas prone to impact or where additional protection is necessary. Regular inspections and maintenance play a crucial role in ensuring the continuous protection of ductile iron pipes against mechanical damage. Periodic checks for signs of wear, corrosion, or other forms of damage enable timely repairs or replacements, preventing further deterioration. In summary, a combination of protective coatings, structural strength, proper installation techniques, and regular maintenance effectively safeguards ductile iron pipes against mechanical damage, guaranteeing their reliable performance and long lifespan in various applications.

Q: It's not easy to drill ductile iron with cobalt high speed steel bit. Please help to point it out: Choose carbide or whole carbide drill, about 90HRC in hardness. But it requires a high number of drills, around 3000.

Q: Ductile iron pipe joint damage, water leakage, want to see the connection with other pipe fittings, how to operate?!: Sawing grinding head, increasing steel socket set

Q: How do ductile iron pipes handle ground settlement?: Ductile iron pipes are highly effective in handling ground settlement due to their inherent flexibility and resistance to deformation. The unique properties of ductile iron, including its high tensile strength and elongation capacity, make it an ideal material for withstanding ground movement. When ground settlement occurs, which is the downward movement of soil or sediment, ductile iron pipes have the ability to flex and adjust to the shifting ground without fracturing. The pipes can absorb the stress caused by the settlement and distribute it evenly along their length, minimizing the risk of cracks or breaks. Furthermore, ductile iron pipes are designed with a bell and spigot joint system, which allows for slight movement and rotation at the joints. This feature enables the pipes to accommodate ground settlement by absorbing any misalignment or shifting of the surrounding soil. Additionally, ductile iron pipes have a higher load-bearing capacity than other materials like PVC or HDPE. This means that they can withstand heavier loads and pressures from the surrounding soil, reducing the risk of pipe failure or collapse during ground settlement. In conclusion, ductile iron pipes are well-suited to handle ground settlement due to their flexibility, resistance to deformation, and ability to distribute stress evenly. Their unique properties ensure that they can withstand the challenges posed by shifting ground conditions, making them a reliable choice for underground infrastructure projects.

Q: How do ductile iron pipes handle thermal expansion and contraction?: Ductile iron pipes are known for their excellent ability to handle thermal expansion and contraction. This is mainly due to their unique composition and design which allows them to withstand changes in temperature without experiencing significant damage or deformation. Thermal expansion occurs when a material expands due to an increase in temperature, while thermal contraction refers to the contraction that occurs when a material cools down. Ductile iron pipes can effectively accommodate these changes in temperature by utilizing their inherent flexibility and strength. One of the key factors that enable ductile iron pipes to handle thermal expansion and contraction is their high ductility, which refers to their ability to deform without breaking. This ductility allows the pipes to absorb the expansion and contraction forces without cracking or rupturing. Moreover, the composition of ductile iron pipes includes graphite nodules, which act as microcracks that can absorb stress and prevent the material from fracturing. This unique microstructure enhances the pipes' resistance to thermal expansion and contraction. In addition, ductile iron pipes are often designed with joints that allow for limited movement. These joints, such as mechanical joints or push-on joints, can accommodate the expansion and contraction of the pipes by providing a certain degree of flexibility. This helps to prevent the pipes from becoming overstressed or damaged. Overall, ductile iron pipes are specifically engineered to handle thermal expansion and contraction effectively. Their high ductility, unique microstructure, and joint design make them a durable and reliable choice for applications where temperature variations are expected.

Q: What is ductile iron pipe?: Ductile cast iron is defined using the above number 18 by adding nodulizer, after centrifugal ductile cast iron machine centrifugal cast pipe, ductile iron pipe (called [span]Ductile Cast Iron Pipes), referred to as ball pipe, ductile iron pipe and ductile iron pipe etc..

Q: How does ductile iron pipe perform in areas with high groundwater salinity?: Ductile iron pipe performs well in areas with high groundwater salinity due to its corrosion resistance properties. The iron pipe is coated with a protective layer that prevents corrosion and extends its lifespan, even in saline environments.

Q: Can ductile iron pipes be used for underground wastewater outfalls?: Yes, ductile iron pipes can be used for underground wastewater outfalls. Ductile iron is a strong and durable material that can withstand the harsh conditions of underground installations, making it suitable for transporting wastewater efficiently and reliably.

Q: Are ductile iron pipes suitable for horizontal directional drilling?: Yes, ductile iron pipes are suitable for horizontal directional drilling due to their high strength and flexibility, which allows them to withstand the stress and bending forces during the drilling process.

Q: Are ductile iron pipes resistant to sulfuric acid corrosion?: Yes, ductile iron pipes are generally resistant to sulfuric acid corrosion. Ductile iron is a strong and durable material that contains a high percentage of iron, making it less susceptible to the corrosive effects of sulfuric acid compared to other materials like cast iron or steel. However, it is important to note that the level of resistance can vary depending on factors such as the concentration and temperature of the sulfuric acid, as well as the duration of exposure. In highly concentrated or elevated temperature environments, additional protective measures such as lining the pipes with suitable materials or employing corrosion inhibitors may be necessary to ensure long-term resistance to sulfuric acid corrosion.

Send your message to us

*Email

*TEL

*Quantity

*Unit