T Type Ductile Iron Pipe DN2000

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Payment Terms:: TT OR LC

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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 in areas with high temperature variations?: Ductile iron pipes are capable of being used in regions experiencing significant temperature fluctuations. These pipes possess exceptional thermal conductivity and can endure a wide range of temperature changes while maintaining their structural integrity. Their high coefficient of linear expansion enables them to adapt to temperature alterations without imposing substantial stress on the pipes. Consequently, ductile iron pipes are suitable for deployment in locales where extreme temperature variations, such as scorching summers and freezing winters, occur. Furthermore, these pipes exhibit remarkable resistance to thermal shock, enabling them to withstand abrupt temperature shifts without suffering cracks or breakages. In conclusion, ductile iron pipes are a dependable and long-lasting option for areas characterized by substantial temperature variations.

Q:Classification of cast iron pipes: Sand casting centrifugal cast iron pipe:The sand casting centrifugal cast iron pipe is made of gray cast iron. It is suitable for the transportation of pressure water such as water and gas.

Q:How long is the service life of the cast iron pipe, and the time of use of ductile iron pipes?: When it comes to the service life of nodular cast iron, its maintenance is essential for its long service life. Then, the focus of the maintenance of ductile iron pipe is to pay special attention to, will affect the long-term use of ductile iron pipes, stable operation of socket, row, etc., we should make efforts to these aspects of the mouth without debris. Make sure that the rubber ring of the ductile iron pipe has been smashed with a rubber hammer, and it is not twisted or twisted, and it is uniformly stuck in the slot. Ductile iron pipe in the maintenance process, because of the pneumatic tube axis is buried into the ground, so in the face of a tilt angle of the time, we must be careful, if the resistance is too large, will not force the excavation, in order to prevent the distortion of the rubber ring.

Q:What are the different methods for anchoring ductile iron pipe?: There are several methods available for anchoring ductile iron pipe, depending on the specific application and requirements. 1. Thrust Blocks: This method involves constructing concrete blocks around the pipe at points where there are changes in direction or changes in pipe diameter. The blocks provide resistance against the thrust forces generated by the flowing water, preventing movement of the pipe. 2. Concrete Collars: Concrete collars or rings can be installed around the pipe at regular intervals to provide additional support and prevent lateral movement. These collars are typically made by pouring concrete into a pre-made mold around the pipe. 3. Pipe Clamps: Pipe clamps are metal brackets that can be attached to the pipe and anchored to a structure or a support system. These clamps come in various sizes and designs, providing flexibility in installation and allowing for adjustment as needed. 4. Pipe Restraints: Pipe restraints are devices specifically designed to restrain the movement of ductile iron pipe. They usually consist of a metal band or collar that is tightened around the pipe and attached to a concrete structure or an anchoring system. 5. Bell and Spigot Joint: The bell and spigot joint itself can act as a means of anchoring the pipe. The bell end of one pipe fits over the spigot end of another, creating a tight connection that helps resist movement. 6. Soil Embedment: Properly compacted soil surrounding the pipe can provide some level of anchoring. The soil should be compacted in layers around the pipe to ensure stability and prevent movement. It is important to note that the selection of the anchoring method depends on factors such as soil conditions, pipe diameter, operating pressure, and location. Consulting industry standards and guidelines, along with the assistance of a qualified engineer, is crucial in determining the appropriate anchoring method for a specific ductile iron pipe installation.

Q:Are ductile iron pipes resistant to chemicals or solvents?: Ductile iron pipes possess a general resistance to a wide variety of chemicals and solvents. This resistance can be attributed to their composition, which consists of a high percentage of iron and carbon, as well as small amounts of other alloying elements like silicon, manganese, and magnesium. These alloying elements contribute to the overall strength and durability of the pipes, thereby making them highly resistant to corrosion and chemical attacks. However, it is important to acknowledge that the resistance of ductile iron pipes to chemicals and solvents may vary depending on the specific substance and its concentration. Certain aggressive chemicals or solvents, especially those with high levels of acidity or alkalinity, may gradually corrode or degrade the material of the pipes over time. In such instances, it is advisable to consult the pipe manufacturer or a professional engineer to ensure the compatibility of the pipes with the specific chemicals or solvents being used. Furthermore, the proper installation and maintenance practices are critical factors in preserving the chemical resistance of ductile iron pipes. Regular inspections, cleanings, and the application of protective coatings can assist in extending the lifespan and performance of the pipes when exposed to various chemicals or solvents.

Q:How are leaks repaired in ductile iron pipe?: Leak repairs in ductile iron pipes vary depending on the severity and location of the leak. One technique commonly used involves the application of epoxy-based sealants or leak repair clamps. For small leaks, epoxy sealants are commonly utilized. A specialized epoxy compound is applied to the leaking area, which then hardens and forms a durable seal. The epoxy is carefully spread on the pipe's surface, covering the leak and any surrounding damage. This method effectively addresses small leaks and offers a long-lasting solution. In cases where the leak is larger or more severe, leak repair clamps are often utilized. These clamps secure tightly around the pipe using rubber gaskets and bolts to provide a mechanical seal. The clamp's pressure compresses the gasket onto the pipe, creating a watertight seal and preventing further leakage. Leak repair clamps come in various sizes to accommodate different pipe diameters. Proper preparation of the pipe surface is crucial before applying either repair method. The area around the leak must be thoroughly cleaned and dried to ensure good adhesion of the epoxy or proper sealing with the clamp. It is also essential to adhere to the manufacturer's instructions and guidelines for the chosen repair method to achieve a successful and long-lasting repair. It is important to note that these repair methods are temporary solutions and may not be suitable for all situations. In cases of extensive pipe damage or aging infrastructure, it may be necessary to replace the affected pipe section entirely. It is recommended to seek professional assessment and guidance from qualified technicians or plumbers when dealing with leaks in ductile iron pipes. This ensures proper repairs and minimizes the risk of future issues.

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:When the ductile iron pipe is pressed, the three links are always running out. What should be done?: If the pipe is not laid, but installed outdoors, it is recommended to cement the pier and stabilize the pipe at the three and the pipe connection. The problem of the above situation lies in the pressure test in the open air, the outer wall of the pipe without the external pressure and the balance of internal pressure. Xin hot pipe industry

Q:How does ductile iron pipe handle temperature changes?: Ductile iron pipe is designed to handle temperature changes effectively. Its composition and structure make it highly resistant to thermal expansion and contraction, minimizing the risk of damage. This property allows the pipe to withstand extreme temperature variations without compromising its structural integrity, making it a reliable choice for various applications where temperature fluctuations are common.

Q:Are ductile iron pipes suitable for potable water distribution systems?: Yes, ductile iron pipes are suitable for potable water distribution systems. Ductile iron is a type of cast iron that is known for its high strength and durability, making it an excellent choice for conveying drinking water. These pipes are resistant to corrosion, which is essential for maintaining the quality and safety of potable water. Additionally, ductile iron pipes have a smooth interior surface, which helps to minimize the accumulation of sediments and biofilms that can affect water quality. They also have the ability to withstand high pressure and temperature changes, making them suitable for various potable water distribution systems. Overall, ductile iron pipes are a reliable and widely used option for ensuring the delivery of safe and clean drinking water to communities.

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