DUCTILE IRON PIPE DN150 K8

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 23 m.t.

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

Our raw materials are all from the largest steel factories in China and are of excellent quality ,Please don't hesitate to contact us, your inquiry will be highly appreciated and treated.

Q: How do ductile iron pipes perform in high-temperature water applications?: Ductile iron pipes perform well in high-temperature water applications due to their inherent strength and durability. They can withstand the elevated temperatures without losing their structural integrity, making them an ideal choice for conveying hot water.

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: Can ductile iron pipe be used in areas with high groundwater levels?: Areas with high groundwater levels can indeed utilize ductile iron pipe. This type of pipe is renowned for its robustness and sturdiness, which renders it appropriate for a wide range of purposes, including areas with high groundwater levels. Its resistance to corrosion ensures that it remains highly impervious to the damaging impact of groundwater, thereby guaranteeing enduring efficiency and dependability. Furthermore, the flexible joints of ductile iron pipe enable it to endure ground shifts and settlements caused by fluctuating groundwater levels. As a result, it represents a suitable choice for regions with high groundwater levels, offering a dependable solution for water distribution systems and other subterranean applications.

Q: How does ductile iron pipe perform in areas with high ground movement?: Areas with high ground movement are well-suited for the exceptional performance of ductile iron pipe. Its unique properties and design ensure a high resistance to deformation and damage caused by ground shifting, settling, or seismic activities. The material's ductility enables it to withstand significant stress and strain without fracturing or breaking, setting it apart from rigid materials like cast iron or PVC. Ductile iron pipe's ability to flex and absorb ground movement prevents catastrophic failures and guarantees the integrity of the pipeline system. Moreover, ductile iron pipe is manufactured with various joint configurations that enhance its performance in areas with high ground movement. Flexible joints, like restrained or mechanical joints, effectively accommodate movement by allowing limited rotation and translation, minimizing the risk of pipe separation or joint failure. Additionally, the robust construction of ductile iron pipe, featuring a thick wall thickness and high tensile strength, offers added protection against ground movement. This strength enables the pipe to withstand external loads and forces induced by the ground, maintaining its structural integrity and preventing deformation. To summarize, ductile iron pipe is an excellent choice for areas with high ground movement due to its exceptional ductility, flexible joints, and robust construction. Its ability to absorb ground movement while ensuring the functionality and safety of the pipeline system establishes it as a reliable and durable option in challenging environments.

Q: Ductile iron gears are generally treated without heat treatment: Certainly. At the very least, the casting must be annealed and other heat treatment according to the requirement of use

Q: Ductile iron pipe is flexible pipe or rigid pipe: The flexible tube and you say should refer to the common steel pipe and seamless steel pipe, because the two are by the simple method according to the needs and the deformation, in other words, ductile iron is cast out without deformation.

Q: Ductile iron 600-3 grade, tensile strength, how to test, there is a simple way?: General use of tensile machines, such as quality management, this aspect should be strictly controlled, otherwise the data is not accurate, do nothing, no one wants

Q: Are ductile iron pipes compatible with other pipe materials?: Yes, ductile iron pipes are compatible with other pipe materials. They can be connected to pipes made of various materials such as PVC, HDPE, steel, and more, using appropriate fittings and connectors.

Q: Can ductile iron pipes be used for pressure surge applications?: Yes, ductile iron pipes can be used for pressure surge applications. Ductile iron is known for its high strength and durability, making it suitable for handling pressure surges caused by water hammer or other transient events. It has the ability to absorb and withstand these sudden pressure changes without experiencing significant damage or failure. However, proper design considerations and installation techniques should be followed to ensure the safe and effective use of ductile iron pipes in pressure surge applications.

Q: What are the typical joint restraint systems used in ductile iron pipes?: The typical joint restraint systems used in ductile iron pipes include mechanical joint restraints, push-on joint restraints, and restrained joint systems. 1. Mechanical Joint Restraints: These systems use mechanical devices to secure the pipe joints. The most common type of mechanical joint restraint is the gland-type restraint, which consists of a gland and a follower. The gland is placed over the pipe joint and tightened using bolts, creating a tight seal and preventing movement. 2. Push-On Joint Restraints: Push-on joint restraints utilize a rubber gasket to create a watertight seal between the pipe sections. These restraints do not require any additional devices or bolts to secure the joint. The gasket creates enough friction and compression to prevent the pipe from separating. 3. Restrained Joint Systems: Restrained joint systems provide a high level of joint integrity and resistance to longitudinal movement. These systems typically use a combination of mechanical joint restraints and push-on joint restraints. They may also incorporate additional elements such as harnesses, rods, or wedges to provide extra support and prevent joint separation. It is important to note that the specific joint restraint system used in ductile iron pipes may vary depending on the application, pipe diameter, and operating conditions. The selection of the appropriate joint restraint system is crucial to ensure the structural integrity and longevity of the pipeline.

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