T Type Ductile Iron Pipe DN300 Socket spigot pipe

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25

Supply Capability:: 20000 /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 does ductile iron pipe perform in areas with high soil erosion?: Ductile iron pipe is renowned for its remarkable strength and durability, rendering it a dependable option for regions experiencing extensive soil erosion. With its distinctive composition, including graphite nodules, it possesses the capacity to be both pliable and resistant to fractures or cracks, even in demanding environments. Consequently, ductile iron pipe is highly capable of enduring the impact of soil erosion. In regions with high soil erosion, the surface of the pipe can potentially be scraped by soil particles, leading to abrasions or damage. However, ductile iron pipe's substantial wall thickness and corrosion-resistant coating effectively serve as a barrier against these abrasive forces. Consequently, even in regions with considerable soil erosion, ductile iron pipe can maintain its structural integrity and functionality. Additionally, the ability of ductile iron pipe to resist corrosion further augments its performance in areas with high soil erosion. Soil erosion frequently results in increased moisture content, which can expedite the corrosion process for certain materials. Nonetheless, ductile iron pipe's protective coating, typically composed of zinc or epoxy, acts as a shield against corrosion, ensuring prolonged performance and reliability. To summarize, ductile iron pipe exhibits exceptional performance in regions with high soil erosion due to its strength, flexibility, and resistance to fractures or cracks. Its substantial wall thickness and corrosion-resistant coating make it highly durable against abrasive forces and corrosion, enabling it to withstand the challenges posed by soil erosion. Consequently, ductile iron pipe is a dependable choice for infrastructure projects in these areas, offering long-lasting and efficient water and wastewater transportation systems.

Q:Are ductile iron pipes resistant to sulfuric acid corrosion?: Yes, ductile iron pipes are generally resistant to sulfuric acid corrosion due to their corrosion-resistant coatings and high chemical resistance.

Q:Are ductile iron pipes suitable for potable water systems?: Yes, ductile iron pipes are suitable for potable water systems. Ductile iron is a strong and durable material that is resistant to corrosion, making it a reliable choice for transporting drinking water. Additionally, ductile iron pipes have been widely used in potable water systems for many years, proving their suitability and effectiveness.

Q:Is the water cast iron pipe 100% for hydrostatic test?: After the site installation, according to the standard to test pressure, but a lot of construction units are not pressure test

Q:Can ductile iron pipes be used in areas with high water velocity?: Yes, ductile iron pipes can generally be used in areas with high water velocity. Ductile iron is known for its strength and durability, making it suitable for various applications, including high-velocity water flow. However, it is important to consider factors like pipe size, wall thickness, and proper installation techniques to ensure the pipes can handle the specific velocity conditions effectively.

Q:What are the different pressure ratings available for ductile iron pipe?: The pressure ratings available for ductile iron pipe typically range from 150 psi to 350 psi, depending on the size and application of the pipe.

Q:Some questions about the bearing capacity of nodular cast iron pipes!: The pipe diameter is D, the tube thickness is T, and the internal bearing pressure P is related to the yield limit [S] of the pipe:PD=2T[S]Or [S]=PD/ (2T)If the P=3MPa, D=300mm and T=6 mm are substituted, the pipe yield limit should be given[S]=3*300/ (2*6) = 75 MPaI think the ductile iron pipe's yield limit should be greater than this value. Factory production should be all right. Only ductile iron pipe production, low product specifications, prices are higher.

Q:Are ductile iron pipes suitable for landfill leachate collection?: Yes, ductile iron pipes are suitable for landfill leachate collection. Ductile iron pipes have excellent corrosion resistance, which is crucial for handling landfill leachate that can contain various corrosive substances. These pipes also have high strength and durability, allowing them to withstand the pressure and stress of the leachate collection system. Furthermore, ductile iron pipes are known for their ease of installation and maintenance, making them a practical choice for landfill leachate collection systems. Overall, ductile iron pipes offer the necessary properties and characteristics to effectively and efficiently collect landfill leachate.

Q:Are ductile iron pipes suitable for wastewater treatment plants?: Yes, ductile iron pipes are suitable for wastewater treatment plants. Ductile iron is a strong and durable material that is resistant to corrosion, making it an ideal choice for handling wastewater, which can contain various corrosive elements. Additionally, ductile iron pipes have high tensile strength and can withstand high pressure, which is necessary for transporting wastewater in a treatment plant. The flexibility of ductile iron pipes also allows for easy installation and maintenance, reducing the overall cost and time required for a wastewater treatment plant. Overall, ductile iron pipes are widely used in wastewater treatment plants due to their durability, corrosion resistance, and ability to handle the demanding conditions present in such facilities.

Q:What is the expected thermal expansion coefficient of ductile iron pipes?: The expected thermal expansion coefficient of ductile iron pipes typically ranges from 10.8 to 12.2 x 10^-6 per degree Celsius.

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