DUCTILE IRON PIPE DN150 K9/C

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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: What is the average weight of ductile iron pipes?: The average weight of ductile iron pipes can vary depending on the specific dimensions and specifications of the pipe. However, as a general guideline, ductile iron pipes typically range in weight from around 50 pounds per foot to 200 pounds per foot. The weight of a ductile iron pipe is influenced by factors such as the pipe's diameter, wall thickness, and length. It is important to note that these are average weights, and the actual weight of a specific ductile iron pipe may vary. To determine the exact weight of a ductile iron pipe, it is advisable to refer to the manufacturer's specifications or consult engineering guidelines.

Q: How do ductile iron pipes handle heavy traffic loads?: Ductile iron pipes possess exceptional durability and have the ability to effortlessly withstand heavy traffic loads. This is primarily attributed to their remarkable strength and flexibility. The incorporation of graphite nodules in the composition of ductile iron allows for greater flexibility compared to traditional cast iron pipes. This enhanced flexibility empowers the pipes to endure substantial traffic loads, including the weight of vehicles traversing over them. Moreover, ductile iron pipes exhibit an elevated load-bearing capacity, enabling them to bear significant weights without experiencing any deformation or structural failure. Consequently, they are well-suited for deployment in areas characterized by heavy traffic, such as highways, bridges, and industrial sites. Furthermore, ductile iron pipes showcase exceptional resistance to external forces, such as vibrations and impacts. These pipes can effectively absorb and distribute these forces across the entire pipe network, thereby averting any potential damage and preserving the overall structural integrity. In conclusion, ductile iron pipes are explicitly engineered to manage the demands imposed by heavy traffic loads. Their strength, flexibility, and load-bearing capacity render them a dependable choice for infrastructure projects where durability and longevity are of utmost importance.

Q: Are ductile iron pipes suitable for trenchless installation methods?: Trenchless installation methods can indeed utilize ductile iron pipes effectively. Renowned for their strength, durability, and flexibility, ductile iron pipes prove to be an excellent choice for techniques like horizontal directional drilling (HDD) and pipe bursting. When employing HDD, a small pilot hole is drilled underground, and the ductile iron pipe is subsequently pulled through this hole, eliminating the need for extensive trenching. The robustness of ductile iron pipes allows them to endure the pulling forces exerted during this process while being effortlessly guided along the underground path. Pipe bursting, on the other hand, is another trenchless method that involves breaking apart an existing pipe while simultaneously pulling a new ductile iron pipe into place. Due to their strength and flexibility, ductile iron pipes can withstand the force required to burst the current pipe, resulting in minimal disruption to the surrounding area. Both these trenchless installation methods offer various advantages when ductile iron pipes are used. These pipes possess a high resistance to corrosion and can endure high-pressure applications, making them suitable for a broad range of underground environments. Moreover, their long service life reduces the need for frequent replacement and maintenance. Ultimately, ductile iron pipes emerge as a dependable and appropriate option for trenchless installation methods, presenting efficient and cost-effective solutions for underground pipe installations.

Q: What are the advantages of cast iron pipes?: The cast iron pipe has good sealing performance and is not easy to leak. It can reduce the leakage rate of the pipe network and reduce the daily maintenance cost of the pipe network

Q: What are the different joint types available for ductile iron pipe?: There are several different joint types available for ductile iron pipe, each with its own advantages and applications. The most common joint types used in ductile iron pipe installations are: 1. Push-on Joint: This joint type is the most widely used and involves a rubber gasket that is placed into a groove on the spigot end of the pipe. The pipe is then pushed into the bell end of the adjoining pipe, creating a watertight seal. Push-on joints are quick and easy to install, making them ideal for applications that require a fast and efficient installation process. 2. Mechanical Joint: This joint type involves the use of a gland and follower gasket that is compressed between the spigot end of one pipe and the bell end of the adjoining pipe. A series of bolts and nuts are used to secure the joint, ensuring a tight and secure connection. Mechanical joints provide a high level of joint integrity and are often used in applications where higher pressures or heavy loads are expected. 3. Flanged Joint: Flanged joints involve the use of flanges on the ends of the pipes, which are then bolted together using gaskets to create a leak-proof connection. Flanged joints are commonly used in applications where the pipe needs to be easily disconnected and reconnected, such as in pump stations or at valve connections. 4. Restrained Joint: Restrained joints are designed to prevent the pipes from separating under high internal pressures or external forces. These joints typically include a mechanical joint with additional restraining devices such as harnesses, rods, or thrust blocks. Restrained joints are commonly used in applications where there is a risk of pipe movement or where stability is critical. It's important to note that the selection of joint type depends on various factors such as the application, operating conditions, and project requirements. Consulting with a professional engineer or pipe manufacturer is recommended to determine the most suitable joint type for a specific ductile iron pipe installation.

Q: Are ductile iron pipes available in different wall thicknesses?: Yes, ductile iron pipes are available in different wall thicknesses. Ductile iron pipes are manufactured with various wall thicknesses to meet different requirements and applications. The wall thickness of a ductile iron pipe is determined based on factors such as the pipe's diameter, the internal pressure it needs to withstand, and the soil conditions it will be installed in. Pipes with thicker walls are typically used for higher pressure applications or in areas with more challenging soil conditions, while thinner-walled pipes may be suitable for lower pressure applications. The availability of different wall thicknesses allows for flexibility in selecting the appropriate ductile iron pipe for specific projects and ensures that the pipes can efficiently and safely transport fluids or gases.

Q: Ductile iron pipes lined with cement mortar in the water (living water, water in the 6.9-7.3) in the early pH, why pH increased? How to solve this problem?: 1, because of the bone in mortar, such as silicate products, there will be silicification reaction, in addition, there is the reaction of limestone in lime.2, cement mortar lining cover coating, that is, spray some paint! Some questions four are unavoidable

Q: What is the content of silicon in silicon molybdenum ductile iron?: High silicon molybdenum ductile cast iron is developed for end users successfully reduces the cost, and the castings have high strength, good oxidation resistance, and has good performance under thermal cycling condition. This kind of ductile iron silicon content of 4% molybdenum content 0.6%-0.8%, currently designated as many car manifold and turbocharger shell, and molybdenum content than the silicon alloy casting 1% more for special high temperature exhaust pipe, heat treatment. High silicon molybdenum alloy nodular cast iron castings used in the production of automotive turbocharger.

Q: What is the maximum allowable deflection for ductile iron pipes?: The maximum allowable deflection for ductile iron pipes is typically limited to 2% of the pipe's diameter.

Q: Ductile iron pipe length is generally much: The spheroidal graphite tube of hot film casting process is generally a single branch with a length of 8 meters. The ductile iron pipes produced by this process are usually large caliber pipes. For example, DN1000 or more.

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