Ductile Iron Pipe of China DN400-DN900 EN545 Factory Quality
- Ref Price:
-
$460.00 - 480.00
/ m.t.
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 22 m.t.
- Supply Capability:
- 200000 m.t./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).Quality guarantee
• Chemical checking
• NDE after rough machining
• Mechanical testing after heat treatment
• Final NDE,dimension inspected
2).Quality document
• Full Q.A document as per client request
3).Packing and Shipping
• standard export package(carton/wooden case/pallet)
• accept FOB,FAS,CNF,CIF door to door etc or customer designated shipping agent
4). Length: 6m or cut into 5.6m, 5.7m, 5.8m
5). Internal Lining: Cement, conform to ISO4179
6). External coating: Zinc + Bitumen, conform to ISO8179
4. Ductile Iron Pipe Specification:
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.
Gasket: 100% SBR/NBR/EPDM rubber gasket in accordance with ISO4633.
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 resistant to hydrostatic pressure?
- Ductile iron pipes exhibit resistance to hydrostatic pressure. These pipes are a variant of cast iron that is renowned for its robustness and longevity. Its mechanical attributes, including exceptional tensile strength and elasticity, empower it to endure significant levels of hydrostatic pressure. Consequently, ductile iron pipes are an optimal choice for tasks where pressurized water or other fluids must be conveyed, such as in water distribution systems, sewer lines, and industrial pipelines. Furthermore, these pipes possess a formidable resistance to corrosion, bolstering their capacity to withstand hydrostatic pressure and guaranteeing their enduring effectiveness and dependability.
- Q: How are ductile iron pipes protected against internal corrosion?
- Ductile iron pipes are protected against internal corrosion through a combination of various preventive measures. One of the primary methods is the application of a protective coating on the inner surface of the pipe. This coating acts as a barrier between the pipe and the transported fluid, preventing direct contact and minimizing the chances of corrosion. Another common method used is the application of a cement mortar lining. This lining further enhances the protective barrier, reducing the likelihood of corrosion even in aggressive environments. The cement mortar also provides a smooth surface, reducing friction and improving the flow of water or other fluids through the pipe. In addition to coatings and linings, ductile iron pipes are often designed with corrosion-resistant alloys or additives. These alloys, such as zinc or epoxy, are added during the manufacturing process and provide an extra layer of protection against internal corrosion. They act as sacrificial anodes, corroding over time to protect the underlying iron from degradation. Regular maintenance and inspection are also crucial in protecting ductile iron pipes against internal corrosion. Monitoring the condition of the protective coatings, identifying any signs of degradation or damage, and promptly addressing any issues are essential to ensure the long-term integrity of the pipes. Overall, a combination of protective coatings, cement mortar linings, corrosion-resistant alloys, and regular maintenance efforts work together to effectively protect ductile iron pipes against internal corrosion, extending their lifespan and ensuring the safe transportation of fluids.
- Q: Can ductile iron pipes be used in areas with high levels of hydrogen sulfide gas?
- Yes, ductile iron pipes can be used in areas with high levels of hydrogen sulfide gas. Ductile iron pipes have a high corrosion resistance, which makes them suitable for such environments. Additionally, they have been successfully used in sewage systems and wastewater treatment plants where hydrogen sulfide gas is commonly present.
- Q: How much is the installation of cast iron pipe drainage 1 meters?
- From the tightness and corrosion resistance, ductile pipe sealing better after installation, but also can improve the corrosion resistance of corrosion protection through a variety of means; 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 more runoff large; 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: How does ductile iron pipe perform in areas with high groundwater salinity?
- Due to its inherent resistance to corrosion, ductile iron pipe is highly effective in areas with high groundwater salinity. The presence of elevated levels of salt and minerals in the groundwater can lead to the corrosion and deterioration of certain materials, but ductile iron is highly resilient to this type of corrosion. Its composition and manufacturing process make it less susceptible to damage from corrosive elements found in high salinity water. The primary reason for the corrosion resistance of ductile iron pipe lies in its protective iron oxide coating, which naturally forms on both the interior and exterior surfaces of the pipe. This coating acts as a barrier, preventing direct contact between the pipe and the corrosive elements present in the groundwater. Additionally, ductile iron pipes are often lined with cement mortar or a protective epoxy coating, further enhancing their resistance to corrosion and providing an extra layer of protection. Moreover, ductile iron pipe boasts an extended lifespan, often surpassing 100 years, making it an ideal choice for areas with high groundwater salinity. Its durability and resistance to corrosion ensure that it can withstand the harsh conditions associated with high salinity environments, minimizing the frequency of repairs or replacements. In conclusion, ductile iron pipe is an exceptional option for areas with high groundwater salinity due to its corrosion resistance properties. Its protective iron oxide coating, along with optional linings, offers a dependable and long-lasting solution, guaranteeing the integrity and performance of the pipe system even in demanding environments.
- Q: Are ductile iron pipes suitable for sewer force mains?
- Sewer force mains can indeed make use of ductile iron pipes. Ductile iron, a variant of cast iron, possesses a higher degree of strength and flexibility in comparison to conventional cast iron pipes. This quality renders it suitable for applications where pipes must endure high pressure and heavy loads, such as sewer force mains. Ductile iron pipes exhibit exceptional resistance against corrosion and boast impressive durability, which proves vital for sewer systems that face exposure to various corrosive substances and challenging environments. Moreover, these pipes possess the ability to absorb vibrations and shocks, thereby reducing the risk of pipe failures caused by external forces. Furthermore, ductile iron pipes possess a renowned reputation for their lengthy service life, frequently extending beyond 100 years. As a result, they constitute a cost-effective choice for sewer force mains, necessitating minimal maintenance and replacement throughout their lifespan. In conclusion, ductile iron pipes offer a dependable and long-lasting solution for sewer force mains, delivering the requisite strength, flexibility, and resistance to corrosion to ensure the efficiency and durability of sewer systems.
- Q: Disadvantages of ductile iron pipes
- The strength of nodular cast iron is comparable to that of cast steel. Ductile iron has higher yield strength, the lowest yield strength is 40K, while the yield strength of cast steel is only 36k.
- Q: How can stainless steel pipes and ductile iron pipes be joined?
- The utility model can be connected with a wide range flange joint or a wide range flexible joint
- Q: Can ductile iron pipes be used for water treatment facilities?
- Yes, ductile iron pipes can be used for water treatment facilities. Ductile iron is a type of cast iron that has enhanced strength, flexibility, and durability. These properties make it suitable for use in various applications, including water treatment facilities. Ductile iron pipes have excellent corrosion resistance, which is crucial in water treatment facilities where the pipes come in contact with different chemicals and water contaminants. They can withstand the harsh conditions and chemicals found in water treatment processes, ensuring a long service life. Moreover, ductile iron pipes have high tensile strength and are capable of withstanding high pressure. This makes them suitable for carrying the water throughout the facility, including the distribution system, pumping stations, and treatment units. They can handle the required flow rates and pressures without compromising the integrity of the pipes. In addition, ductile iron pipes are known for their flexibility and resilience. They can withstand ground movement and other external stresses, minimizing the risk of pipe failures and leaks. This is important in water treatment facilities where pipes often pass through different terrains and undergo frequent maintenance activities. Furthermore, ductile iron pipes are cost-effective compared to other alternative pipe materials like steel or PVC. They have a long life span, require minimal maintenance, and have low failure rates, reducing the overall operational and maintenance costs for water treatment facilities. Overall, ductile iron pipes offer a reliable and durable solution for water treatment facilities. Their corrosion resistance, high tensile strength, flexibility, and cost-effectiveness make them a suitable choice for transporting water and chemicals within the facility, ensuring efficient and effective water treatment processes.
- Q: What is the expected hydraulic performance of ductile iron pipes?
- The expected hydraulic performance of ductile iron pipes is generally excellent due to their smooth internal surface, which minimizes friction and pressure drop, allowing for efficient flow of water or other fluids. Additionally, their high strength and durability ensure long-term reliability and minimal leakage, making ductile iron pipes a preferred choice for water supply and drainage systems.
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Ductile Iron Pipe of China DN400-DN900 EN545 Factory Quality
- Ref Price:
-
$460.00 - 480.00
/ m.t.
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 22 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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