DUCTILE IRON PIPE K12 DN 1000 SOCKET SPIGOT PIPE

DUCTILE IRON PIPE K12 DN 1000 SOCKET SPIGOT PIPE

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 10 m.t.

Supply Capability:: 30000 m.t./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:Are ductile iron pipes resistant to microbiologically induced corrosion?: Generally, ductile iron pipes exhibit resistance to microbiologically induced corrosion (MIC). Ductile iron, a variant of cast iron, undergoes treatment involving the addition of magnesium to enhance its strength and flexibility. Consequently, this process forms a protective layer on the iron's surface, rendering it less prone to corrosion initiated by microorganisms. MIC arises when specific bacteria, fungi, or other microorganisms interact with the metal surface of pipes, producing corrosive byproducts. Nevertheless, ductile iron generally resists MIC due to the presence of the protective layer, which acts as a barrier, thus preventing direct contact between microorganisms and the metal surface. Furthermore, ductile iron pipes are often coated with cement mortar or other protective coatings, further bolstering their corrosion resistance. These linings supply an additional layer of defense against microorganisms, reducing the likelihood of MIC. Nevertheless, it is crucial to note that the extent of resistance to MIC can vary depending on the specific conditions and environment in which the pipes are installed. Factors such as water quality, temperature, and the presence of certain microorganisms can influence the susceptibility of ductile iron pipes to MIC. Consequently, it is imperative to consider these factors and implement appropriate measures to prevent MIC. This may include regularly monitoring water quality, maintaining the pipes properly, and employing corrosion inhibitors or biocides when necessary.

Q:How many casting methods are there in ductile iron casting? A 60*6 discus can not have sand holes. Its surface is smooth. What process can be used to make it?: This is such a small piece, do not worry about shrinkage, mainly pay attention to sand hole and slag. With Disa wet molding line, a box of more pieces, suitable for mass production, defects will be relatively less. By using other methods (resin sand coated sand, etc.) can also be the main attention, don't type it, then the level of liquidity and relatively ductile iron, gray iron poor, sand and gas can not go up, sand holes or pores will spread in the discus plane.

Q:Can ductile iron pipe be used for underground fire protection systems?: Yes, ductile iron pipe can be used for underground fire protection systems. Ductile iron is known for its strength, durability, and corrosion resistance, making it a suitable material for such applications. It can withstand high pressures and temperatures, ensuring reliable and long-lasting performance in underground fire protection systems.

Q:What is the DN400 installation charge for ductile iron pipes?: Labor cost: refers to the total amount of wages according to the provisions of the payment to the construction and installation works in the production of workers and ancillary production units of workers costs.

Q:What are ductile iron pipes?: Ductile iron pipes are a type of iron pipe that possess high tensile strength and flexibility. They are made by treating cast iron with trace amounts of magnesium to create a material that is stronger and more resilient than traditional cast iron pipes. The addition of magnesium changes the microstructure of the iron, resulting in a matrix of graphite nodules within the iron, hence the name "ductile iron". This unique structure gives ductile iron pipes their remarkable properties, making them highly resistant to cracking and breaking even under high pressure and extreme temperature conditions. Ductile iron pipes are commonly used in water and wastewater systems, as well as in various industrial applications, due to their durability, longevity, and ability to withstand external loadings. They are also known for their ease of installation and low maintenance requirements, making them a popular choice in the construction industry.

Q:Can ductile iron pipes be used for marine applications?: Yes, ductile iron pipes can be used for marine applications. Ductile iron has excellent corrosion resistance properties, making it suitable for use in marine environments where exposure to saltwater and other corrosive elements is common. Additionally, its high strength and durability make it a reliable choice for various marine applications such as seawater intake and discharge systems, offshore platforms, and marine pipelines.

Q:What are the typical joint sealing requirements for ductile iron pipes under pressure?: To ensure a secure connection without any leakage, ductile iron pipes under pressure typically require the use of gaskets and mechanical joints. Gaskets, commonly made of rubber or synthetic materials, are positioned between the pipe ends to establish a tight seal. These gaskets are designed to withstand the pressure of the fluid flow and prevent any leaks. They also provide flexibility to accommodate slight misalignment or pipe movement. Another commonly employed method for sealing ductile iron pipes is through mechanical joints, such as push-on joints or restrained joints. These joints securely hold the pipe ends together, eliminating the need for additional gaskets while providing a dependable seal. To guarantee effective joint sealing, proper installation techniques are crucial. This involves correctly aligning the pipes, appropriately tightening bolts or screws, and utilizing suitable lubricants or sealants. It's important to acknowledge that the specific joint sealing requirements for ductile iron pipes under pressure may differ based on the application, the type of fluid being transported, and the relevant industry standards or regulations. Therefore, consulting the manufacturer's guidelines and applicable codes is vital to determine the appropriate joint sealing requirements for a specific project.

Q:What is the exterior anticorrosion of nodular cast iron pipes?: Spraying anti-corrosion paint, usually first spray a anticorrosive paint, and then primer 2, paint 2!

Q:Can ductile iron pipes be used in areas with high soil salinity?: Indeed, areas with high soil salinity can accommodate the use of ductile iron pipes. These pipes possess notable resistance to corrosion, rendering them compatible with different soil conditions, even those with elevated salinity levels. Usually, these pipes are coated with a safeguarding layer, such as polyethylene or zinc, which bolsters their capacity to ward off corrosion caused by saltwater or saline soils. Furthermore, employing appropriate installation methods, such as meticulous backfilling and soil compaction around the pipes, can effectively mitigate the potential consequences of high soil salinity on the durability and effectiveness of ductile iron pipes.

Q:Ductile iron pipe connection mode: The connection mode of ductile iron pipe installation program: clean up the socket socket to clean up on the apron, apron, pipe (tube), Jack in appearance and rubber brush lubricant to push the pipe into socket to check.

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