T Type Ductile Iron Pipe DN1400 socket spigot pipe

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 200

Supply Capability:: 80000 /month

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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:How do ductile iron pipes handle dynamic loads?: Ductile iron pipes are well-suited to handle dynamic loads due to their high tensile strength and flexibility. The inherent ductility of the material allows the pipes to withstand the stress and strain caused by dynamic loads, such as water hammer or ground movement, without fracturing or breaking. This makes them a reliable choice for applications where frequent load variations or transient events are expected.

Q:Can ductile iron pipes be used for oil and gas pipelines?: Yes, ductile iron pipes can be used for oil and gas pipelines. Ductile iron is known for its durability, strength, and corrosion resistance, making it suitable for transporting oil and gas. Its high tensile strength and ability to withstand pressure and extreme temperatures make it a reliable choice for these applications.

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.

Q:Can ductile iron pipes be used for water supply networks?: Yes, ductile iron pipes can be used for water supply networks. Ductile iron pipes are known for their strength and durability, making them suitable for carrying water over long distances. They are resistant to corrosion and can withstand high pressure and external loads, making them a reliable choice for water supply systems. Additionally, ductile iron pipes have a smooth internal surface, which reduces friction and allows for efficient water flow. Overall, ductile iron pipes have been widely used in water supply networks around the world due to their excellent performance and longevity.

Q:What are the different types of ductile iron pipe joints?: Various applications commonly utilize different types of ductile iron pipe joints to ensure efficient fluid transfer and prevent leaks. These joints provide strong and reliable connections between pipes. Some of the most frequently used types of ductile iron pipe joints are as follows: 1. Push-on Joint: This joint is simple to install and does not require any special tools. The spigot end of one pipe is inserted into the bell end of another pipe, creating a tight seal. A rubber gasket is typically used to enhance leak resistance. 2. Mechanical Joint: Water and wastewater applications often use mechanical joints. They consist of a gland, a rubber gasket, and a follower gland. The pipe ends are pushed into the gland, and the follower gland is tightened, compressing the rubber gasket and establishing a secure connection. 3. Restrained Joint: These joints are designed to withstand high internal and external forces, such as water pressure or soil loadings. Rubber gaskets and restraining mechanisms like bolts or wedges are commonly used to prevent pipe movement or separation under stress. 4. Flanged Joint: Large diameter pipes or applications requiring frequent disassembly often employ flanged joints. Each pipe end is equipped with a flange, which is then bolted together with gaskets to create a strong connection. Flanged joints provide convenient access for maintenance or repairs. 5. Welded Joint: Welded joints involve heating and fusing the pipe ends to form a permanent connection. This type of joint is typically used in high-pressure applications where a reliable and leak-free connection is crucial. Skilled labor and specialized equipment are required for welded joints. To ensure the integrity and longevity of the ductile iron pipe system, it is important to choose the appropriate joint based on the specific application, pipe size, and operating conditions. Consulting with a professional engineer or pipe manufacturer can help determine the most suitable joint for a particular project.

Q:What is the expected joint deflection of ductile iron pipes?: The expected joint deflection of ductile iron pipes depends on various factors such as the diameter, wall thickness, and type of joint used. However, in general, ductile iron pipes are designed to have a joint deflection capability of up to 5 degrees for restrained joints and up to 10 degrees for flexible joints.

Q:Can ductile iron pipes be installed outdoors?: Graphite is exist in spherical form, usually graphite size is 6-7, casting spheroidization grade control requirements for 1-3 quality (spheroidization rate greater than 80%), so the mechanical properties of the material itself has been improved, has the essence of iron, steel performance. The annealed ductile iron pipe is composed of ferrite and pearlite. The mechanical properties of the ductile iron pipe are better.

Q:What is the expected service life of ductile iron pipe?: The expected service life of ductile iron pipe can vary depending on various factors such as the quality of the pipe, the environment it is installed in, and the maintenance and care it receives. However, on average, ductile iron pipe has a life expectancy of 80 to 100 years.

Q:What are the different corrosion protection options for ductile iron pipe?: There are several corrosion protection options available for ductile iron pipe to ensure its longevity and durability. These options include: 1. Cement Mortar Lining: This involves coating the inner surface of the pipe with a layer of cement mortar, which acts as a barrier between the pipe and corrosive elements in the water or soil. Cement mortar lining provides excellent corrosion resistance and can last for several decades. 2. Polyethylene Encasement: This method involves wrapping the ductile iron pipe with a layer of polyethylene material. The polyethylene acts as a physical barrier, protecting the pipe from external corrosive elements. Polyethylene encasement is commonly used in aggressive soil conditions and can offer long-lasting protection. 3. Internal and External Coatings: Various types of coatings can be applied to the inner and outer surfaces of the ductile iron pipe to provide corrosion resistance. These coatings can be epoxy, polyurethane, or fusion-bonded epoxy (FBE) coatings. These coatings create a barrier between the pipe and the surrounding environment, preventing corrosion. 4. Cathodic Protection: This method involves using an electrical current to protect the pipe from corrosion. Cathodic protection systems can be either galvanic (sacrificial anode) or impressed current systems. These systems direct the flow of electrons to prevent the oxidation of the ductile iron pipe. 5. Zinc Coating: Zinc coating, also known as galvanizing, involves applying a layer of zinc to the surface of the ductile iron pipe. The zinc acts as a sacrificial anode, corroding instead of the iron pipe. Zinc coating provides effective corrosion protection, particularly in soil conditions with low resistivity. It's important to note that the choice of corrosion protection option for ductile iron pipes depends on various factors such as the environment, water chemistry, soil conditions, and expected service life. Consulting with corrosion protection specialists and engineers can help in selecting the most suitable option for specific applications.

Q:Are ductile iron pipes suitable for wastewater pumping stations?: Yes, ductile iron pipes are suitable for wastewater pumping stations. Ductile iron is a strong and durable material that can withstand the harsh and corrosive nature of wastewater. It has excellent resistance to abrasion, corrosion, and impact, making it a reliable choice for wastewater applications. Additionally, ductile iron pipes have a high tensile strength and can handle high-pressure situations, making them suitable for pumping stations where wastewater needs to be transported over long distances or through elevated areas. The smooth interior surface of ductile iron pipes also helps to minimize friction and enhance the flow of wastewater, reducing the risk of clogging or blockages. Overall, ductile iron pipes provide a cost-effective and long-lasting solution for wastewater pumping stations.

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