Ductile Iron Pipe EN545 DN900 Made in China
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 999 m
- Supply Capability:
- 9999 m/month
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1,Ductile Iron Pipe Description :
1) Pipes confirm to ISO2531,K9 class,T type joint,6m long,with inside cements lining conform to ISO4179, outside Zinc spraying(130g/m2) and bitumen coating(70μm) conform to ISO8179.
2) Pipe ends: Spigot and socket ends, with 100% SBR rubber gaskets accoding to ISO4633
3) we can do third party inspection according to customer's request.
4) Our products have been sold to many international market, such as Middle East and South East Asia and Africa.
2,Main Features of the Ductile Iron Pipe:
High yield strength
High tensile Strength
High corrosion resistance
Material: Ductile iron grade 500-7/ 450-10 in accordance with ISO1083
Test: In accordance with ISO 2531 / EN 545 / EN598 and 100% water pressure test
Length: 6m or cut into 5.6m, 5.7m, 5.8m
Rubber: NBR, SBR, EPDM according to ISO4633 / EN681.1
Note: The gaskets, bolts & nuts are supplied respectively as your special requirement
3,Ductile Iron Pipe Images:
4. Ductile Iron Pipe Specification
Items Details 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’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.
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: Are ductile iron pipes prone to external corrosion?
- Ductile iron pipes are generally not prone to external corrosion. This is due to the protective nature of the material itself. Ductile iron pipes are made of a strong and durable material that contains a significant amount of graphite. The graphite acts as a natural barrier against external corrosion, preventing the pipe from being affected by rust or other forms of oxidation. Additionally, ductile iron pipes are often coated with a protective layer, such as cement mortar or polyethylene, to further enhance their resistance to corrosion. These coatings provide an extra layer of protection, preventing any contact between the pipe and corrosive substances in the environment. However, it should be noted that while ductile iron pipes are generally resistant to external corrosion, they may still be susceptible to localized corrosion in certain conditions. Factors such as soil composition, moisture content, and the presence of certain chemicals can potentially lead to the corrosion of ductile iron pipes in specific areas. Therefore, proper maintenance and regular inspections are necessary to identify and address any potential corrosion issues promptly. Overall, ductile iron pipes are considered to be highly resistant to external corrosion, but like any other material, they require proper care and maintenance to ensure their long-term durability and reliability.
- Q: How do ductile iron pipes handle thermal expansion and contraction?
- The exceptional ability of ductile iron pipes to handle thermal expansion and contraction is well-known. This ability stems from their distinctive composition and design, which enable them to endure temperature fluctuations without sustaining significant harm or deformation. Thermal expansion arises when a material expands as a result of increased temperature, while thermal contraction refers to the contraction that occurs when a material cools down. Ductile iron pipes effectively accommodate these temperature changes by utilizing their inherent flexibility and strength. A key factor that enables ductile iron pipes to manage thermal expansion and contraction is their high ductility, which refers to their capacity to deform without breaking. This ductility allows the pipes to absorb the forces of expansion and contraction without developing cracks or ruptures. Additionally, the composition of ductile iron pipes includes graphite nodules, which act as microcracks that can absorb stress and prevent material fracturing. This unique microstructure enhances the pipes' resistance to thermal expansion and contraction. Furthermore, ductile iron pipes are often designed with joints that allow for limited movement. These joints, such as mechanical joints or push-on joints, can accommodate pipe expansion and contraction by offering a certain level of flexibility. This helps prevent the pipes from being excessively stressed or damaged. In conclusion, ductile iron pipes are specifically engineered to effectively handle thermal expansion and contraction. Their high ductility, unique microstructure, and joint design make them a robust and dependable choice for applications where temperature variations are expected.
- Q: What are the typical surge anticipation measures for ductile iron pipe?
- Typical surge anticipation measures for ductile iron pipe involve implementing various techniques to mitigate the potential damage caused by surges or water hammer in the pipe system. These measures are designed to absorb or redirect the sudden pressure changes, preventing the pipe from rupturing or failing. Some common surge anticipation measures for ductile iron pipe include: 1. Air chambers: Air chambers are installed at strategic points along the pipeline to provide a cushion of air that absorbs the energy generated by surges. As the pressure wave travels through the pipe, the air compresses, reducing the impact on the pipe and minimizing the risk of damage. 2. Surge tanks: Surge tanks are large vessels connected to the pipeline that act as storage reservoirs for excess pressure. When a surge occurs, the surge tank absorbs the excess water volume, preventing it from causing damage to the pipe. The stored water is then gradually released back into the system, allowing pressure to stabilize. 3. Surge relief valves: Surge relief valves are installed in the pipeline to automatically release excess pressure during surge events. These valves open when the pressure exceeds a preset limit, allowing the surge to dissipate harmlessly. Surge relief valves can be adjusted to release the desired amount of pressure, ensuring the safety of the ductile iron pipe. 4. Water hammer arrestors: Water hammer arrestors are devices that absorb the shock generated by surges and water hammer in the pipe system. They consist of a sealed chamber with a compressible gas or liquid that absorbs the sudden pressure changes. By absorbing the energy, water hammer arrestors protect the ductile iron pipe from potential damage. 5. Surge suppressors: Surge suppressors are devices that regulate the flow of water during surge events. They are designed to reduce the speed at which surges travel through the pipe, minimizing the impact on the system. Surge suppressors can be installed at critical points in the pipeline to prevent damage to the ductile iron pipe. It is essential to consider the specific requirements of the pipeline system and consult with experienced engineers or industry professionals to determine the most suitable surge anticipation measures for ductile iron pipe installations.
- Q: Are ductile iron pipes suitable for railway crossings?
- Railway crossings can indeed utilize ductile iron pipes. Ductile iron, a robust and long-lasting material, finds extensive use in numerous applications, which include water and sewage systems. Its exceptional tensile strength and flexibility allow it to withstand heavy loads and vibrations, both of which are commonly encountered in the vicinity of railway crossings. Moreover, ductile iron pipes exhibit exceptional resistance to corrosion, making them particularly valuable in areas prone to moisture and exposure to diverse weather conditions. This resistance guarantees the pipes' durability, ultimately reducing the need for maintenance and replacement, thus cutting costs. Furthermore, ductile iron pipes are renowned for their effortless installation and versatility. They seamlessly integrate with other pipe types and fittings, facilitating their incorporation into the overall railway crossing infrastructure. However, it is important to bear in mind that the suitability of ductile iron pipes for railway crossings hinges on various factors, such as load requirements, soil conditions, and specific project specifications. Consulting engineering professionals and adhering to industry standards and regulations is vital to ensure the appropriate selection and installation of ductile iron pipes for railway crossings.
- Q: Do ductile iron pipes require cathodic protection?
- Yes, ductile iron pipes do require cathodic protection. Cathodic protection is necessary to prevent the corrosion of ductile iron pipes, which can extend their lifespan and maintain their structural integrity. The protection is typically achieved through the use of sacrificial anodes or impressed current systems to counteract the natural corrosion process.
- Q: Are ductile iron pipes suitable for bridge piers or abutments?
- Yes, ductile iron pipes are suitable for bridge piers or abutments. Ductile iron is known for its high strength and durability, making it a reliable choice for supporting heavy loads in bridge construction. Additionally, ductile iron pipes are corrosion-resistant, which is crucial for structures exposed to moisture and environmental factors.
- Q: Can ductile iron pipes be used in marine environments?
- Yes, ductile iron pipes can be used in marine environments. Ductile iron is highly resistant to corrosion and can withstand the harsh conditions found in marine environments, making it an ideal choice for piping systems in such settings.
- Q: How does ductile iron pipe perform in areas with high water hammer?
- Ductile iron pipe performs well in areas with high water hammer due to its inherent strength and flexibility. Its ability to absorb and dissipate the energy generated by water hammer helps to prevent pipe failures and minimize the damaging effects of pressure surges. This makes ductile iron pipe a reliable choice for water distribution systems in such areas.
- Q: How much is the installation cost of the ductile iron tube?
- From the hydraulic performance, because ductile pipe specifications generally refers to the inner diameter of PE pipe diameter specifications generally refers to the same specifications, because under the condition of ductile pipe can achieve greater runoff; from the installation and maintenance cost, ductile pipe have more favorable price. The inner wall of zinc spray, anti-corrosion materials such as cement mortar.
- Q: What are the typical joint restraint systems used in ductile iron pipes?
- The typical joint restraint systems used in ductile iron pipes are mechanical joint restraints, push-on joint restraints, and restrained joint systems. These systems are designed to prevent pipe separation and movement at the joints, ensuring the integrity and stability of the pipeline.
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Ductile Iron Pipe EN545 DN900 Made in China
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 999 m
- Supply Capability:
- 9999 m/month
OKorder Service Pledge
OKorder Financial Service
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