DUCTILE IRON PIPES AND PIPE FITTINGS K9 CLASS DN300

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 22 pc

Supply Capability:: 3000 pc/month

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Material : Ductile Cast Iron
Size Range : DN 80mm to DN 2000mm
Unit Effective Length : 6m or 5.7m
Manufacture Standard: ISO 2531:1998/ EN 545:2006/EN 598:2007
Annual capacity : 200,000 tons
Coating Exterior: Zinc 130g/m2 according to ISO 8179-1 and bitumen coating 70 microns.
Cement Interior: Portland Cement/ High Alumina Cement/ Sulphate Resisting Cement Lining according to ISO 4179
Special requirements on external coating and internal lining can be applied
We also provide accessories such as SBR/EPDM rubber gaskets, lubricant paste, pipe caps, PE sleeves, etc.

Additional Parts:

Each pipe is strictly inspected according to related standard to ensure permanently high performance.
Easy Installation at site and service free for life
Long Service Lifespan
Quotation will arrive you within 24hours once we get your inquiry.
We guarantee offering you a competitive price.
A copy of original inspection reports of pipes will be offered after shipment.
Photos of loading process will be sent to the customer after shipment effect.
We will follow-up the delivery progress after shipment effect and update to the customer on weekly basis.

Q:Can ductile iron pipes be used for underground hydropower systems?: Indeed, underground hydropower systems can utilize ductile iron pipes. Renowned for their robustness and endurance, ductile iron pipes are apt for a wide range of purposes, including subterranean installations. With remarkable resistance against corrosion and the ability to withstand intense pressure, they are exceptionally suited for transporting water in hydropower systems. Furthermore, ductile iron pipes boast a lengthy lifespan, diminishing the necessity for frequent replacements and reducing maintenance expenses. Moreover, they exhibit excellent joint integrity, guaranteeing leak-free connections beneath the surface. Thus, ductile iron pipes emerge as a dependable option for underground hydropower systems.

Q:How is ductile iron different from cast iron?: Ductile iron is different from cast iron in terms of its composition and mechanical properties. While both are types of iron alloys, ductile iron contains small amounts of additional elements, such as carbon, silicon, and magnesium, which enhance its strength, ductility, and impact resistance. This makes ductile iron more flexible and less brittle compared to cast iron. Additionally, ductile iron has a higher tensile strength and can withstand higher pressure and stress, making it suitable for applications where cast iron may fail.

Q:Do ductile iron pipes require special handling during transportation?: Transporting ductile iron pipes requires special handling. While these pipes are known for their strength and durability, improper handling can result in damage. Due to their weight and size, it is crucial to use appropriate lifting and handling equipment. Dropping or impacting the pipes must be avoided to prevent cracks or fractures. Moreover, pipes should be stored and transported securely to prevent rolling or shifting, which could harm the pipe coating and fittings. Additionally, it is advisable to shield the pipes from extreme temperatures or adverse weather conditions during transportation. Adhering to these guidelines and taking necessary precautions will minimize the risk of damage during transportation.

Q:How can the ductile iron pipe be welded?: The nickel electrode cold welding, such as Z408

Q:Can ductile iron pipe be used in areas with high groundwater levels?: Yes, ductile iron pipe can be used in areas with high groundwater levels. Ductile iron pipe is known for its durability and strength, making it suitable for use in various applications, including areas with high groundwater levels. Its corrosion resistance properties make it highly resistant to the corrosive effects of groundwater, ensuring long-term performance and reliability. Additionally, ductile iron pipe's joint flexibility allows it to withstand ground movement and settlement caused by fluctuating groundwater levels. Therefore, it is a suitable choice for areas with high groundwater levels, providing a reliable solution for water distribution systems and other underground applications.

Q:How are ductile iron pipes protected against abrasion or wear?: Ductile iron pipes are protected against abrasion or wear through various methods and protective coatings. One of the most common methods is the application of cement mortar lining on the inner surface of the pipe. The cement mortar creates a smooth and hard layer that resists the effects of abrasion and wear caused by the flowing water or other materials passing through the pipe. Additionally, ductile iron pipes can be externally protected by applying a bituminous or epoxy coating. These coatings provide a barrier against external factors such as soil or chemicals that may cause wear or corrosion. The coating acts as a protective layer, preventing direct contact between the iron pipe and the surrounding environment. Moreover, for areas with severe abrasion or wear conditions, special linings or coatings can be applied. Polyethylene encasement or polyurethane lining can be used to provide enhanced protection against abrasion, particularly in areas where the pipe is exposed to high levels of turbulence or abrasive materials. In some cases, ductile iron pipes can also be reinforced with additional materials such as fiberglass or steel wire to increase their resistance to abrasion or wear. These reinforcements provide an extra layer of protection, strengthening the pipe and reducing the likelihood of damage. Overall, ductile iron pipes are designed with a combination of protective measures to ensure their durability and resistance to abrasion or wear. These measures include cement mortar linings, protective coatings, special linings or coatings for severe conditions, and reinforcements. These protective methods help extend the lifespan of the pipes and maintain their functionality even in harsh environments.

Q:Are ductile iron pipes suitable for irrigation systems?: Yes, ductile iron pipes are suitable for irrigation systems. They are known for their strength, durability, and corrosion resistance, making them a reliable choice for transporting water in agricultural settings. Additionally, ductile iron pipes can withstand high pressure and are resistant to external loadings, making them ideal for irrigation systems that require efficient water distribution.

Q:Comparison of ductile iron pipe and spiral steel pipe: Can only be used for drainage pipe for comparison, other uses are not mentioned in the same breath.

Q:How many meters does the cast iron water supply pipe dn150,1 tons?: Reciprocating centrifuge hydraulic device, the pressure was 9.65 x 105Pa. the speed through the overflow valve, cable and cooling water hose is generally fixed on the centrifuge and the machine next to the post, the other end is connected to the shell, random moving together. The production standard of centrifuges is usually fixed. If we want to produce several specifications of pipes on a centrifuge, we need to replace the fan-shaped packages, the hot metal flow plants and the support roller racks.

Q:Can ductile iron pipes be used for submarine pipelines?: Submarine pipelines can indeed utilize ductile iron pipes. Ductile iron, celebrated for its robustness and durability, proves suitable for a range of applications, including those submerged underwater. For decades, ductile iron pipes have been successfully employed in the construction of submarine pipelines. They possess the ability to endure the harsh conditions prevalent in underwater environments, such as corrosion, pressure, and shifting seabeds. Furthermore, ductile iron pipes display exceptional resistance to external loads, rendering them ideal for submarine pipelines that bear the weight of water and potential impacts. However, it remains imperative to consider factors such as coating, cathodic protection, and proper installation techniques to ensure the long-term performance and integrity of the submarine pipeline.

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