T Type Ductile Iron Pipe DN400 socket spigot pipe

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25

Supply Capability:: 30000 /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: Can ductile iron pipes be used for underground slurry pipelines?: Yes, ductile iron pipes can be used for underground slurry pipelines. Ductile iron pipes are known for their strength, durability, and resistance to corrosion, making them suitable for a variety of applications including underground slurry pipelines. They provide a reliable and cost-effective solution for transporting slurry, which is a mixture of solids and liquids, over long distances. The inherent toughness and flexibility of ductile iron pipes allow them to withstand the abrasive nature of slurry and the external loads associated with underground installation. Additionally, ductile iron pipes can be easily joined using various methods, ensuring a secure and leak-free pipeline system. However, it is important to consider the specific properties of the slurry being transported and consult with experts to determine the appropriate pipe specifications and design considerations for the underground slurry pipeline.

Q: What is the difference between ductile iron pipes and cast iron pipes?: Ductile iron pipes and cast iron pipes are both commonly used in various applications, but they differ in their composition, properties, and manufacturing processes. Composition: Ductile iron pipes are made from a type of cast iron known as ductile iron, which contains higher levels of carbon, silicon, and other alloying elements like magnesium. On the other hand, cast iron pipes are made from regular cast iron, which has a higher carbon content and lower levels of alloying elements. Properties: Ductile iron pipes are known for their high tensile strength, flexibility, and durability. They can withstand higher pressure and have a greater resistance to impact, making them suitable for applications that require robust performance. In contrast, cast iron pipes are more brittle and fragile, which makes them prone to cracking or breaking under pressure or impact. Manufacturing process: Ductile iron pipes are created through a process called centrifugal casting, where molten ductile iron is poured into a spinning mold. This centrifugal force helps in distributing the molten metal evenly, resulting in a strong and uniform pipe. Cast iron pipes, on the other hand, are made using a process called sand casting, where molten cast iron is poured into a mold made of compacted sand. This method is less precise and can lead to variations in the final product. Applications: Due to their superior strength and flexibility, ductile iron pipes are commonly used in water and sewage systems, as well as in industrial pipelines that require high-pressure resistance. Cast iron pipes, on the other hand, are typically used in non-pressure applications like drainage systems or underground sewer lines. In summary, the main difference between ductile iron pipes and cast iron pipes lies in their composition, properties, manufacturing processes, and applications. Ductile iron pipes offer greater strength, flexibility, and durability, making them suitable for high-pressure applications, while cast iron pipes are more brittle and commonly used in non-pressure applications.

Q: What are the specifications for the installation of water ball iron pipes?: Trench excavation: the width of the groove should be pressed by the meter: B=D1+2 (b1+b2). Type B: the width of excavation at the bottom of the pipe groove (mm) D1 the width of the outer edge of the pipe structure (mm) B1 - the width of the face of the pipe side (mm) B2 - the support width of the side of the pipe (mm).

Q: Are ductile iron pipes suitable for underground river crossings?: Indeed, underground river crossings can be facilitated by the use of ductile iron pipes. Ductile iron, being a robust and long-lasting material, can endure the external stresses and burdens encountered in such crossings. With its superb tensile strength, impact resistance, and durability, ductile iron is exceptionally well-suited for underground applications where the pipes may face elevated water pressure, ground displacement, or various environmental influences. Furthermore, ductile iron pipes possess an extended lifespan and are impervious to corrosion, a vital attribute when dealing with water crossings. Their capacity to withstand these circumstances renders them a dependable choice for underground river crossings.

Q: Are ductile iron pipes suitable for use in sewage pumping stations?: Ductile iron pipes are highly suitable for use in sewage pumping stations due to their advantageous properties. These pipes are renowned for their durability, strength, and excellent corrosion resistance, making them an ideal choice for wastewater applications. They can endure the high pressures and abrasive characteristics of sewage systems without experiencing significant degradation or loss of performance over time. Moreover, the smooth interior surface of ductile iron pipes minimizes friction losses and prevents blockages. Additionally, these pipes have a long lifespan and require minimal maintenance, resulting in reduced overall operating costs. In conclusion, ductile iron pipes are an excellent option for sewage pumping stations.

Q: Can ductile iron pipes be used for river crossings?: Yes, ductile iron pipes can be used for river crossings. Ductile iron is a strong and durable material that is capable of withstanding the pressure and stress of being buried and crossed by a river. It is commonly used for various applications, including water and sewage systems, and has been proven to be reliable for river crossings. However, it is important to consider other factors such as the depth of the river, the size and weight of the pipes, and the installation process to ensure the proper design and installation of the ductile iron pipes for river crossings.

Q: How are ductile iron pipes inspected for quality control?: Ductile iron pipes are inspected for quality control through various methods such as visual inspection, hydrostatic pressure testing, dimensional checks, and non-destructive testing techniques like ultrasonic testing. These inspections ensure that the pipes meet the required specifications and standards, and any defects or abnormalities can be detected before installation or use.

Q: The plug connection DN800 ductile iron pipe has been installed. "Shall I think so?": In many areas of our country, ductile iron pipe in the middle and small diameter to tube connected with the tube, the bearing type or flange interface method; ductile iron, angle limit must be allowed better seismic performance and sealing performance.

Q: How can the ductile iron pipe be welded?: The nickel electrode cold welding, such as Z408

Q: How are ductile iron pipes protected from external damage?: Ductile iron pipes are protected from external damage through the application of protective coatings. These coatings act as a barrier, shielding the pipes from corrosion and other forms of external damage. Additionally, the pipes may be encased in concrete or installed in a casing pipe to provide further protection against external forces and impacts.

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