Ductile Iron Pipe of China DN150-DN600 EN545/EN598 High Quality
- Ref Price:
-
$460.00 - 490.00
/ m.t.
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 200000 m.t./month
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1,Ductile Iron Pipe Description :
DI pipe fittings are manufactured according to ISO 2531 or BS EN545 or BS4772 FOR POTABLE WATER ,internal is cement lining or wet epoxy coating;External is zinc plus bitumen or wet epoxy coating. We also manufacture ductile iron fittings with fusion bonded epoxy both inside and outside. All the producets are sutible to water pipes fields.
2,Main Features of the Ductile Iron Pipe:
·High yield strength
·High tensile Strength
·High corrosion resistance
·Pressure Resistence
·Anti-corrosion
·Installation is convenient
·Satisfy the highest hygienic standards
. Length: 6m or cut into 5.6m, 5.7m, 5.8m
. Internal Lining: Cement, conform to ISO4179
. External coating: Zinc + Bitumen, conform to ISO8179
. Note: The gaskets, bolts & nuts are supplied respectively as your special requirement
3,Ductile Iron Pipe Images:
4. Ductile Iron Pipe Specification
Surface Finishes:Bare, Oiled, Mill Varnish, Galv,FBE, FBE Dual, 3LPE, 3LPP, Coal Tar,Concrete Coating and Tape Wrap
End Finishes: Beveled, Square Cut, Threaded, hat
Additional Services: Internal Coating
Packaging: packed in bag, plastic bag, steel strip, steel wire,double wire, iron box, wooden box,
tarpaulin, plastic sheeting
Inspection: MOODY SGS BV GL DNV ABS LIOYD’S
Test :X-ray, UT, magnetic particle,inspection,hydrostatic test.
Processing service :Beveling, Threading, Slotting, Cut-to length, Bends, Quench and Temper, Fabrication, Double-jointing and On-site assistance
Documentary MTC: material certification,Origin certification, CI or PI,Test Report, export licence, handling order, B/L,insurance policy,shipping instructions, contract, packing list etc.
Internal lining: ductile iron pipes shall have an internal cement mortar lining in acc with ISO4179.
External coating: ductile iron pipes shall be externally coated with metallic zinc spray plus a further layer of resin painting to ISO8179.
Gasket: 100% SBR/NBR/EPDM rubber gasket in accordance with ISO4633.
Payment term: L/C, T/T.
Packing: In bulk vessel or in container
5.FAQ:
We have organized several common questions for our clients，may help you sincerely：
1.Q: Why would you choose ductile iron pipe rather than other pipe materials?
A:The reasons are obvious for that not only ductile iron pipe possesses the inherent strength and flexibility of ductile iron, combined with proven corrosion protection systems, but also the cost savings can be achieved from design to installation and commissioning.
2.Q:Why can you guarantee the inner of pipes can’t be corroded?
A: High alumina cement mortar lining and sulphate-resistant cement mortar lining. These two special linings are applicable to inner anti-corrosion for sewage pipes, improving resistance to erosion of the sewage components.
- Q: Can ductile iron pipe be used for trenchless installation methods?
- Trenchless installation methods, such as horizontal directional drilling (HDD) or pipe bursting, are capable of utilizing ductile iron pipe. These techniques allow for the installation of underground utilities with minimal excavation and disturbance to the surrounding environment. Ductile iron pipe is particularly well-suited for these methods due to its inherent strength, durability, and flexibility. It can withstand the forces and stress associated with trenchless installation, including the pulling forces during HDD or the bursting forces during pipe bursting. Furthermore, ductile iron pipe's corrosion resistance eliminates the need for protective coatings when installed underground. Consequently, ductile iron pipe is a dependable choice for trenchless installation methods.
- Q: What is the relationship between the installation direction of the ductile iron pipe and the direction of flow?
- The use of cast iron by adding more than 18 nodularizer, after centrifugal ductile cast iron machine high speed centrifugal cast pipe, called "ductile" (Ductile Cast Iron Pipes), referred to as ball pipe, ductile iron pipe and ductile iron pipe etc.. The utility model is mainly used for conveying water, and is an ideal choice for tap water pipes.
- Q: Does centrifugal cast iron pipe work well with lining cement? Will it scale and breed bacteria?
- From the centrifugal ductile cast iron pipe with cement production process to analysis, the most core pipe by centrifugal molding, concrete water cement ratio, the centrifugal force, the coarse aggregate to the outer wall of the pipe and the pipe inside; because of fine aggregate and water removal, strength and wear resistance variation. When the inner wall of the pipe by long-term washing and soaking water, and inner wall wear and erosion, as the roughness increases, head loss increases, you will need to increase the pump lift, and operation cost for power consumption increases, also greatly increased.
- Q: Are ductile iron pipes suitable for use in geothermal applications?
- Yes, ductile iron pipes are suitable for use in geothermal applications. Geothermal systems involve harnessing the Earth's heat to generate energy or provide heating and cooling for buildings. Ductile iron pipes are known for their strength, durability, and corrosion resistance, all of which are vital qualities for geothermal applications. Geothermal systems often operate at high temperatures and pressures, and ductile iron pipes can withstand these conditions without compromising their structural integrity. They can handle the thermal expansion and contraction that occur in geothermal systems, ensuring a reliable and long-lasting piping solution. Furthermore, ductile iron pipes have excellent resistance to corrosion, making them well-suited for the potentially corrosive environment found in geothermal applications. This resistance ensures that the pipes will not degrade over time, maintaining the integrity of the system and minimizing the risk of leaks or failures. Additionally, ductile iron pipes have a smooth interior surface, which helps to minimize pressure loss and reduce energy consumption in geothermal systems. Their smoothness also reduces the likelihood of mineral deposits or scaling buildup, ensuring efficient and uninterrupted heat transfer. Overall, ductile iron pipes are a suitable choice for geothermal applications due to their strength, durability, corrosion resistance, thermal stability, and smooth interior surface. They provide a reliable and efficient piping solution that can withstand the demanding conditions of geothermal systems while ensuring long-term performance and minimal maintenance requirements.
- Q: What is the expected joint flexibility of ductile iron pipes?
- The expected joint flexibility of ductile iron pipes is typically high due to their inherent material properties. Ductile iron is known for its excellent ductility, which refers to its ability to deform without fracturing. This characteristic allows ductile iron pipes to withstand external loads, ground movement, and pressure fluctuations without major damage. The joints in ductile iron pipes are typically designed to provide additional flexibility and accommodate movement. The most common joint type used in ductile iron pipes is the push-on joint, which allows for angular deflection and axial movement. These joints consist of a rubber gasket that creates a watertight seal and allows for slight movement between pipe sections. The expected joint flexibility depends on various factors, including the pipe diameter, joint type, and installation methods. Generally, ductile iron pipes can accommodate angular deflection up to a certain degree, typically ranging from 5 to 10 degrees, depending on the joint design. Axial movement can also be accommodated to some extent, allowing for expansion and contraction of the pipe system. It is important to note that joint flexibility may vary depending on the specific manufacturer and product specifications. Therefore, it is recommended to consult the manufacturer's guidelines and specifications for the expected joint flexibility of a particular ductile iron pipe product.
- Q: Can ductile iron pipes be used in contaminated groundwater systems?
- Contaminated groundwater systems can indeed utilize ductile iron pipes. Renowned for their strength and durability, ductile iron pipes are versatile and applicable in various settings, including water and wastewater systems. These pipes possess corrosion-resistant properties that safeguard against both internal and external corrosion, thus ensuring reliable water transportation, even in the presence of contaminated groundwater. When addressing contaminated groundwater, it becomes imperative to assess the extent and nature of the contamination. Ductile iron pipes exhibit resistance to numerous common chemicals typically found in groundwater, including specific acids and alkalis. However, in instances of severe or specific chemical contamination, it may be necessary to explore alternative pipe materials that offer superior resistance to those particular substances. Moreover, the proper installation and maintenance of ductile iron pipes are vital for their long-term performance within contaminated groundwater systems. Regular inspections, cleaning, and the use of suitable protective coatings can effectively mitigate any potential risks associated with contamination. In conclusion, ductile iron pipes can be effectively employed in contaminated groundwater systems, provided that the level and type of contamination fall within acceptable limits and appropriate installation and maintenance practices are observed. It is always advisable to seek guidance from experts and consider local regulations and guidelines when determining the suitability of pipe materials in specific groundwater systems.
- Q: Can ductile iron pipes be used for conveying gases?
- Yes, ductile iron pipes can be used for conveying gases. Ductile iron is a strong and durable material that can withstand high pressure and temperature variations, making it suitable for transporting gases. Additionally, ductile iron pipes have excellent corrosion resistance, which is important when dealing with potentially corrosive gases. However, it is crucial to ensure that the specific type of gas being conveyed is compatible with ductile iron to prevent any chemical reactions or damage to the pipes. Proper engineering design and material selection should be considered to ensure the safe and efficient conveyance of gases through ductile iron pipes.
- Q: Are there any special considerations for installing ductile iron pipe in rocky soils?
- Installing ductile iron pipe in rocky soils presents various special considerations. First and foremost, the excavation process can be a challenge due to the presence of rocks. Trenching becomes more difficult and time-consuming, requiring specialized equipment to break through the rocks and create a suitable trench for the pipe installation. Furthermore, the rocky soil can cause abrasion and damage to the outer surface of the ductile iron pipe during installation. This poses a potential risk to the integrity of the pipe, leading to leaks or breakages in the future. To mitigate this risk, it is advisable to utilize protective measures such as rock shields or padding around the pipe, minimizing direct contact with the rocks. In addition, the presence of rocks can impact the backfilling process. Proper backfilling is essential to provide support and stability to the installed pipe. However, rocks can hinder the proper compaction of the backfill material, resulting in uneven support and potential movement of the pipe. Therefore, it is crucial to carefully select and place the backfill material, ensuring it is free from larger rocks and adequately compacted to provide sufficient support. Moreover, the rocky soil can also affect the installation of fittings and joints. The hardness of the rocks can make it challenging to align and connect the pipe with fittings or create secure joints. Therefore, extra care must be taken during the installation process to ensure proper alignment and secure connections, preventing leaks and ensuring the long-term functionality of the ductile iron pipe system. In conclusion, installing ductile iron pipe in rocky soils demands special attention to overcome challenges related to excavation, abrasion, backfilling, and fitting installation. By taking these factors into account and implementing appropriate measures, the installation process can be carried out successfully, allowing the pipe system to operate effectively even in rocky soil conditions.
- Q: What is the difference between a cast iron pipe and a ductile iron pipe?
- Nodular cast iron has high strength and strong plasticity. The tensile strength of ductile iron is twice that of gray iron, and the yield strength even exceeds that of cast steel.
- Q: Advantages and disadvantages of ductile iron pipes
- Generally not used in high pressure pipe network (6MPa or more). Because the pipe is relatively bulky, the machine must be used when installing. When the water leak occurs after the test, all the pipes must be dug out, and the pipe can be hoisted to the height of the clamps. The clamps can be installed to prevent leakage.
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Ductile Iron Pipe of China DN150-DN600 EN545/EN598 High Quality
- Ref Price:
-
$460.00 - 490.00
/ m.t.
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 20 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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