Ductile Iron Pipe Cast Iron EN545 DN800

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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:
1. Material: Ductile iron grade 500-7/ 450-10 in accordance with ISO1083
2. Standard: ISO 2531, EN545, EN598, ANSI, AWWA
3. Certificate: ISO9001, ISO14001, SGS, NSF, WRAS
4. Test: In accordance with ISO 2531 / EN 545 / EN598 and 100% water pressure test
5. Length: 6m or cut into 5.6m, 5.7m, 5.8m
6. Internal Lining: Cement, conform to ISO4179
7. External coating: Zinc + Bitumen, conform to ISO8179
8. Rubber: NBR, SBR, EPDM according to ISO4633 / EN681.1
3,Ductile Iron Pipe Images:

Ductile Iron Pipe Cast Iron EN545 DN800

4. Ductile Iron Pipe Specification
Standard: API SPEC 5L 44th eidtion,ASTM A252-98(2007)
Grade: A53 Grades A/B, ASTM A106 Grades B/C,ASTM A179
AWWA, C200, ASTM A139, ASTM A120, API 5L Grade B
X42, X52, X56, X60, X65, X70, X80, X100
Weld Alternatives: LSAW
OD size range: 6.4~44.5mm
Wall thickness: 406.4~1422mm
Length: 3 - 12 m according to requirment
Note: Other grade can also be provided after consulting. Special design are available
for coal slurry conveyance LSAW line tube -- Service
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:What is the expected external protection system for ductile iron pipes?: The expected external protection system for ductile iron pipes typically involves a combination of protective coatings and cathodic protection.

Q:Can ductile iron pipes be used for underground chemical processing systems?: Due to their limited resistance to corrosion from various chemicals, ductile iron pipes are generally not recommended for use in underground chemical processing systems. Despite being known for their strength, durability, and flexibility, ductile iron pipes can still corrode when exposed to certain chemicals, especially those with high acidity or alkalinity. The use of ductile iron pipes in underground chemical processing systems poses a higher risk of exposure to corrosive substances that can gradually deteriorate the pipes. This deterioration can result in leaks, cracks, and failures in the piping system, compromising its integrity and potentially creating hazardous conditions. To mitigate this risk, it is advisable to consider alternative materials that offer greater resistance to corrosion in underground chemical processing systems. Stainless steel, PVC, and high-density polyethylene (HDPE) pipes are examples of materials that provide superior chemical resistance and can withstand the harsh conditions typically found in chemical processing environments. To determine the most suitable materials for underground chemical processing systems, it is essential to consult experts in chemical engineering, piping design, and corrosion resistance. The proper selection of materials is crucial for ensuring the longevity and safety of the piping infrastructure in such environments.

Q:Can ductile iron pipes be used for irrigation systems in agricultural fields?: Ductile iron pipes are indeed suitable for use in agricultural fields for irrigation systems. Their durability, strength, and corrosion resistance are well-known, making them an excellent choice for a variety of applications, including irrigation systems. These pipes can withstand high pressures and effectively transport water for irrigation purposes. Moreover, the ductile iron material is resistant to various environmental factors like UV rays, soil chemicals, and temperature changes, ensuring that the pipes have a long lifespan. Additionally, ductile iron pipes exhibit excellent flow characteristics, enabling efficient water distribution across the agricultural fields. In summary, ductile iron pipes offer a reliable and sturdy option for irrigation systems in agricultural fields, delivering a sustainable and efficient solution for water distribution.

Q:What is the composition of ductile iron pipes?: Ductile iron pipes are primarily composed of iron, with small amounts of carbon, silicon, manganese, and trace elements such as sulfur and phosphorus.

Q:Are ductile iron pipes compatible with other pipe materials?: Yes, ductile iron pipes are compatible with other pipe materials. They can be connected to pipes made of various materials such as PVC, HDPE, steel, and more, using appropriate fittings and connectors.

Q:Can ductile iron pipes be used in dam or reservoir projects?: Ductile iron pipes are highly suitable for dam or reservoir projects. Their strength, durability, and resistance to corrosion are well-known, making them a preferred choice for a range of applications, such as water distribution and transmission systems. In projects involving dams or reservoirs, where the pipes must endure high pressure and transport large volumes of water, ductile iron pipes are often the top choice. Their exceptional mechanical properties, including impressive tensile strength and impact resistance, guarantee their ability to handle the load and offer a dependable and long-lasting solution. Moreover, ductile iron pipes can easily adapt to various installation methods, including trenchless techniques, making them a versatile option for dam or reservoir projects.

Q:Can ductile iron pipes be used in areas with high groundwater levels?: Yes, ductile iron pipes can be used in areas with high groundwater levels. Ductile iron pipes are known for their strength, durability, and resistance to corrosion, making them suitable for various applications, including water supply systems. They can withstand high groundwater levels without compromising their structural integrity. Additionally, ductile iron pipes have a smooth interior surface, which helps in maintaining the flow capacity and reducing the risk of clogging or sediment buildup. Therefore, they are a reliable choice for areas with high groundwater levels, providing a long-lasting and efficient solution for water distribution systems.

Q:What are the typical installation methods for ductile iron pipe?: The typical installation methods for ductile iron pipe involve several steps to ensure proper installation and functionality. Firstly, the trench is excavated to the required depth and width, accounting for the pipe diameter and bedding material. The bottom of the trench is then carefully prepared by removing any sharp objects or debris that could potentially damage the pipe. Next, a layer of suitable bedding material such as sand or fine gravel is placed evenly along the bottom of the trench to provide support and prevent any point loading on the pipe. The bedding material is compacted to ensure stability and eliminate any voids that could cause the pipe to settle or shift over time. After the bedding is in place, the ductile iron pipe is carefully lowered into the trench, taking precautions to prevent any damage to the pipe's protective coating. The pipes are then aligned and supported at regular intervals using appropriate pipe supports or blocks. Once the pipe is properly aligned, the joints are assembled by applying a lubricant and inserting a rubber gasket into the bell end of the pipe. The spigot end of the adjacent pipe is then inserted into the bell end, creating a secure and watertight seal. After the joints are assembled, the backfilling process begins. Backfill material, typically a combination of native soil and select backfill, is carefully placed around the pipe in layers and compacted to provide stability and prevent any voids. The backfilling process is carried out gradually, allowing for proper compaction and avoiding excessive pressure or damage to the pipe. Finally, the trench is fully backfilled and compacted, ensuring that the pipe is adequately supported and protected from external forces. Surface restoration is then performed to restore the area to its original condition, minimizing any disruption caused by the installation process. It is important to note that these installation methods may vary depending on project specifications, local regulations, and engineering recommendations. Therefore, it is essential to consult the manufacturer's guidelines and work closely with qualified professionals to ensure proper installation of ductile iron pipe.

Q:What if the ductile iron pipe is broken?: Ductile iron pipes can be broken with a large piece of repair sectionIn the medium and low pressure pipe network, nodular cast iron pipe has the advantages of safe operation, low breakage rate, convenient construction and maintenance, excellent corrosion resistance, etc..

Q:What is the expected thrust restraint method for ductile iron pipes?: Typically, to achieve the expected thrust restraint for ductile iron pipes, mechanical joint restraints are employed. These restraints are designed to counteract the axial forces or thrust caused by the fluid pressure within the pipe. Thrust blocks, tie rods, and harness restraints are the most commonly used types of mechanical joint restraints for ductile iron pipes. Thrust blocks are concrete structures strategically placed around the pipe joints to resist the thrust forces. They are typically constructed at bends, tees, and other directional changes to prevent pipe movement. Tie rods, on the other hand, are another frequently used method of thrust restraint. These involve steel rods that are anchored to the pipe and securely fastened to an immovable structure to counter the thrust forces. Harness restraints, however, are constituted by a series of steel rods or cables that encircle the pipe and are anchored to the ground on both sides. These restraints effectively distribute the axial forces along the pipe's length, preventing movement and ensuring stability. The choice of a specific thrust restraint method for ductile iron pipes may vary depending on various factors such as pipe diameter, fluid pressure, soil conditions, and local regulations. It is vital to consult industry standards, engineering guidelines, and local authorities to determine the appropriate thrust restraint method for a particular application.

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