K Type Ductile Iron Pipe DN200 SOCKET SPIGOT PIPE

Ref Price:

Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 200 m

Supply Capability:: 80000 m/month

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

ISO2531 Socket Spigot Ductile Iron Pipe K8

Ductile Iron Pipe of China DN400-DN900 EN545 Factory Quality

Ductile Iron Pipe of China On Sale DI Pipe DN250 EN598

Ductile Iron Pipe of China DN200-DN400 EN545/ EN598/ ISO2531

Steel Reinforcing Rebar for Construction Usage

Duct Iron Pipe DI Pipe ISO 2531 DN 1100-2000mm

Specification:

1) The standard of pipe: ISO2531:1998, EN545:2006，K9 K8

2) Effective length: 6m/5.7m

3) Inner cement line: Portland cement lineas per ISO4179

4) Zinc coating: at least 130g/m² as per ISO8179

5) Bitumen painting: at least 70μm as per ISO8179

6)With 102% quantity of NBR, SBR, or EPDM ring asper ISO4633

7) DN80-DN1200

8) Highstrength, lighter than grey iron, good corrosion resistance, no furring, smallflow resistance, easy fixing, long life tome about 100 yeas

9)Checked by automatic inspection equipment

10) 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

11) 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

12) T type mechanical joint

13) Packing: in bulk or container

PACKING: 1) Pipesare bundled together with the steel belt.

2) Wooden pieces are put between the pipes.

Q: Are ductile iron pipes resistant to alkali attacks?: Ductile iron pipes have been proven to be highly resistant to alkali attacks. The material used in ductile iron pipes, known as ductile cast iron, is formulated with specific chemical compositions that provide exceptional corrosion resistance. This resistance extends to alkali attacks, which are chemical reactions that occur when alkaline substances come into contact with metals or other materials. Ductile iron pipes have a dense and protective oxide film on their inner and outer surfaces, which acts as a barrier against chemical attacks. This oxide film forms naturally over time, and its composition and structure provide excellent resistance to alkali attacks. Additionally, ductile iron pipes are often coated with various protective layers, such as epoxy or zinc, to further enhance their resistance to corrosion and chemical reactions. It is important to note that while ductile iron pipes are highly resistant to alkali attacks, the severity and concentration of the alkali substances can still impact their overall performance. In extreme cases, very high concentrations of alkali substances or prolonged exposure to aggressive alkaline environments may eventually cause some damage to the protective layers of the pipes. However, under normal conditions and within acceptable parameters, ductile iron pipes are considered to have excellent resistance to alkali attacks.

Q: What is the maximum allowable joint deflection for ductile iron pipes?: The maximum allowable joint deflection for ductile iron pipes is typically specified by industry standards and guidelines. These standards may vary depending on the specific application and local regulations. In general, the maximum allowable joint deflection for ductile iron pipes is usually limited to a range between 1% to 5% of the pipe diameter. This means that the pipe can typically tolerate a deflection of up to 1% to 5% of its diameter without causing any significant damage or compromising its structural integrity. However, it is important to note that the exact maximum allowable joint deflection may vary depending on factors such as pipe size, wall thickness, and operating conditions. It is recommended to consult the relevant industry standards, such as those published by the American Water Works Association (AWWA) or the International Organization for Standardization (ISO), for specific guidelines on maximum allowable joint deflection for ductile iron pipes in a given application.

Q: What are the advantages of using ductile iron pipe over concrete pipe?: Using ductile iron pipe instead of concrete pipe offers several advantages. To begin with, ductile iron pipe has a higher strength-to-weight ratio, making it capable of withstanding higher pressure and loads while being lighter. This makes it easier to handle and install, ultimately reducing labor costs and saving time. Additionally, ductile iron pipe has superior corrosion resistance, making it less susceptible to rust or degradation over time. This extends its lifespan and reduces the need for frequent repairs or replacements, making it a more cost-effective option in the long run. Moreover, ductile iron pipe is more flexible and resilient compared to concrete pipe. It can withstand ground movement, settling, and other environmental factors without cracking or breaking. This reduces maintenance and repair costs, ensuring its durability. Furthermore, ductile iron pipe has a smoother interior surface, resulting in improved flow characteristics and reduced friction. This allows for more efficient transportation of fluids and minimizes the risk of clogs or blockages, guaranteeing uninterrupted flow. Lastly, ductile iron pipe is highly versatile and suitable for a wide range of applications. It can be used for both above-ground and underground installations, making it ideal for various infrastructure projects such as water supply systems, wastewater treatment plants, and industrial applications. In conclusion, the advantages of using ductile iron pipe over concrete pipe include its higher strength-to-weight ratio, superior corrosion resistance, better flexibility and resilience, smoother interior surface, and versatility. These benefits make it a reliable and cost-effective choice for various infrastructure projects.

Q: What is the expected hydraulic efficiency of ductile iron pipes?: Several factors, including pipe diameter, roughness of the pipe surface, flow rate, and length of the pipe, can affect the expected hydraulic efficiency of ductile iron pipes. However, it is generally acknowledged that ductile iron pipes exhibit exceptional hydraulic efficiency. Ductile iron pipes possess an inner surface that is smooth, thereby reducing frictional losses and facilitating efficient water flow. The smoothness of the pipe surface serves to minimize energy losses caused by turbulence and resistance. Furthermore, ductile iron pipes are engineered to maintain a consistent and uniform internal diameter, which further enhances their hydraulic efficiency. Research has demonstrated that hydraulic efficiencies of ductile iron pipes can range from 85% to 95%. This indicates that a significant portion of the energy inputted into the system is effectively transferred to the water, resulting in minimal losses. It should be noted that the hydraulic efficiency of ductile iron pipes can be influenced by factors like corrosion, scaling, and sediment accumulation over time. Regular maintenance and appropriate cleaning procedures can help preserve the hydraulic efficiency of ductile iron pipes. In summary, ductile iron pipes are widely regarded for their high hydraulic performance and are extensively utilized in water distribution systems due to their ability to convey water with minimal energy losses.

Q: What is the expected joint flexibility of ductile iron pipes?: The expected joint flexibility of ductile iron pipes is typically high due to their inherent material properties. Ductile iron is known for its excellent ductility, which refers to its ability to deform without fracturing. This characteristic allows ductile iron pipes to withstand external loads, ground movement, and pressure fluctuations without major damage. The joints in ductile iron pipes are typically designed to provide additional flexibility and accommodate movement. The most common joint type used in ductile iron pipes is the push-on joint, which allows for angular deflection and axial movement. These joints consist of a rubber gasket that creates a watertight seal and allows for slight movement between pipe sections. The expected joint flexibility depends on various factors, including the pipe diameter, joint type, and installation methods. Generally, ductile iron pipes can accommodate angular deflection up to a certain degree, typically ranging from 5 to 10 degrees, depending on the joint design. Axial movement can also be accommodated to some extent, allowing for expansion and contraction of the pipe system. It is important to note that joint flexibility may vary depending on the specific manufacturer and product specifications. Therefore, it is recommended to consult the manufacturer's guidelines and specifications for the expected joint flexibility of a particular ductile iron pipe product.

Q: General cast iron prices now: Hubei, Suizhou, in 2010, normally 5000-7000 tons of iron, if required to join copper and other metals, the price is calculated. The price is very low, because the market price in Suizhou is the lowest in the whole country. Under normal circumstances, it should be 8000 tons a ton

Q: What are the different coatings available for ductile iron pipe?: Ductile iron pipes offer a range of coating options, each with their own advantages and protective qualities for different uses. Some commonly utilized coatings are as follows: 1. Cement Mortar Lining: By applying a layer of cement mortar to the pipe's interior surface, this coating provides excellent resistance against corrosion and abrasion. It is ideal for transporting water and sewage. 2. Bituminous Coating: Consisting of asphalt or coal tar pitch applied to the pipe surface, bituminous coatings offer effective protection against corrosion. They are commonly used for underground pipes in water and wastewater systems. 3. Fusion-Bonded Epoxy (FBE) Coating: FBE coatings are created by electrostatically applying an epoxy powder layer to the pipe surface, which is then cured at high temperatures. This coating offers exceptional corrosion resistance and is suitable for harsh environments and corrosive substances. 4. Polyurethane Coating: Polyurethane coatings provide excellent resistance against abrasion, impact, and corrosion. They are often used for pipes exposed to abrasive materials or requiring additional protection against external damage. 5. Zinc Coating: Also known as galvanized coatings, zinc coatings involve applying a layer of zinc to the pipe's surface. This coating offers excellent corrosion protection, making it suitable for pipes exposed to moisture and aggressive environments. 6. Polyethylene Encasement: Polyethylene encasement involves wrapping the pipe with a layer of polyethylene film or tape. This coating acts as a physical barrier against corrosion and is commonly used in conjunction with other coatings for added protection. To determine the most appropriate coating for ductile iron pipes, it is crucial to consider the specific requirements of the application, such as the type of fluid being transported and the environmental conditions.

Q: Is there any cast iron pipe used in the fire hose?: I don't know, I only know that the fire pipes produced by our company is the base tube is a pipe, and then coated with a corrosion and non-toxic, long service life, we are Suzhou Yuyao Pipe Industry Co. Ltd. is a professional production of the manufacturers, oh

Q: How are ductile iron pipes protected during transportation and storage?: Various methods are employed to protect ductile iron pipes during transportation and storage, ensuring their integrity and preventing potential damage. The first step involves applying a protective layer, such as epoxy or zinc, to act as a barrier against corrosion. This coating effectively safeguards the pipes from moisture and other corrosive elements during transit and storage. To further safeguard the pipes, they are often bundled together and secured with straps or bands, preventing any movement or shifting that could cause mechanical damage. This bundling not only ensures the pipes remain intact but also facilitates easier handling and transportation in an organized manner. During transportation, the pipes are typically loaded onto pallets or placed in crates, providing additional protection and stability. This minimizes the risk of accidental impact or rough handling that may result in cracks or fractures. Proper labeling and marking of the pipes is crucial to ensure appropriate handling. This includes displaying handling instructions, weight limits, and pipe specifications, preventing mishandling and damage during transportation. Equally important are the storage conditions for maintaining the integrity of ductile iron pipes. They should be stored in a clean, dry, and well-ventilated area, protecting them from moisture and humidity. Direct sunlight and extreme temperatures should be avoided to prevent any potential degradation of the protective coating. In conclusion, protecting ductile iron pipes during transportation and storage involves the application of protective coatings, bundling and securing, suitable packaging materials, proper handling and labeling, and storage in appropriate conditions. These measures guarantee the pipes' quality and structural integrity, ensuring they arrive at their destination in optimal condition.

Q: How much is the manual installation fee of ductile iron pipes from 100 to 150 per metre?: Upstairs said 9 yuan per meter, about the same, if you use the special (ductile iron pipe installation tool) construction greatly saves the labor cost, very fast and convenient, can search, is a special tool for the new, I hope to help you.

Send your message to us

*Email

*TEL

*Quantity

*Unit