DUCTILE IRON PIPES & FITTINGS K9 CLASS DN100

DUCTILE IRON PIPES & FITTINGS K9 CLASS DN100

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 20 pc

Supply Capability:: 3000 pc/month

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Specifications

· 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:How can 4 inch ductile iron pipe be connected with 2 inch galvanized pipe?: Ductile cast iron used for more than 18 by adding nodulizer, 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:How do ductile iron pipes handle dynamic loads?: Ductile iron pipes possess remarkable strength and durability, enabling them to effectively manage dynamic loads. These pipes exhibit a high resistance to bending and can endure the pressure and stress exerted on them when exposed to dynamic loads, such as water hammer or ground movement. The distinctive composition of ductile iron, which includes a small amount of carbon and the addition of magnesium, produces a structure that is both robust and flexible. This combination allows the pipes to flex when impacted by dynamic loads, rather than fracturing or breaking like other materials. Moreover, ductile iron pipes demonstrate a superior impact resistance, enabling them to absorb and distribute the energy generated by dynamic loads throughout their structure. This capability to dissipate energy effectively minimizes the risk of pipe failure and ensures the longevity of the pipeline system. Additionally, ductile iron pipes exhibit excellent stress distribution properties, ensuring that the load applied to the pipes is evenly dispersed along their length. This feature serves to prevent localized stress concentrations and reduces the likelihood of damage or failure. To summarize, ductile iron pipes are specially designed to handle dynamic loads with utmost efficiency. Their strength, flexibility, impact resistance, and stress distribution properties make them highly suitable for applications where dynamic loads are a concern, guaranteeing the reliability and longevity of the pipeline system.

Q:Are ductile iron pipes suitable for fire protection systems?: Yes, ductile iron pipes are suitable for fire protection systems. Ductile iron is known for its strength, durability, and ability to withstand high pressure and heat, making it an ideal choice for fire protection systems. Additionally, ductile iron pipes have excellent corrosion resistance, which is crucial for ensuring the longevity and reliability of fire protection systems.

Q:Can ductile iron pipes be used in oil or gas transmission pipelines?: Ductile iron pipes are applicable for oil or gas transmission pipelines. They belong to the cast iron category and possess enhanced characteristics, including increased tensile strength and ductility. These properties make them suitable for various applications, including pipeline systems used in oil and gas transmission. The corrosion resistance of ductile iron pipes is exceptional, which is crucial for pipelines that transport oil or gas over long distances. This material exhibits a high resistance to external factors such as soil chemicals, moisture, and corrosive gases commonly found in the oil and gas industry. Moreover, ductile iron pipes can endure high pressures and temperatures, making them suitable for the demanding requirements of oil and gas transmission. Moreover, ductile iron pipes have excellent impact resistance, enabling them to absorb and withstand external forces such as ground movement or heavy loads. This durability ensures the integrity and longevity of the pipeline system, minimizing the risk of leaks or failures. In summary, ductile iron pipes provide a reliable and cost-effective solution for oil and gas transmission pipelines. Their robustness, corrosion resistance, and ability to withstand high pressures and temperatures make them a viable choice for this critical infrastructure.

Q:What is the difference between spheroidal graphite cast iron QT400-15 and QT400-15A? What does the A mean later?: The front is the material grade, and the back of the A should have special requirements.

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 a strong and durable material that is widely used in various infrastructure projects, including bridges. It has excellent mechanical properties, including high tensile strength and impact resistance, making it capable of withstanding heavy loads and external forces. Additionally, ductile iron pipes are highly resistant to corrosion and have a long service life, which is crucial for structures like bridge piers or abutments that are exposed to harsh environmental conditions. The versatility and reliability of ductile iron pipes make them a suitable choice for supporting and reinforcing bridge structures, ensuring their safety and longevity.

Q:Can ductile iron pipes be used for submarine pipelines?: Yes, ductile iron pipes can be used for submarine pipelines. Ductile iron is a strong and durable material that can withstand the harsh conditions underwater, making it suitable for submarine applications. Additionally, its corrosion resistance properties make it a reliable choice for transporting fluids in marine environments.

Q:Are ductile iron pipes suitable for potable water distribution systems?: Ductile iron pipes are well-suited for the distribution of drinking water in potable water systems. Ductile iron, a form of cast iron, is renowned for its strength and durability, making it an ideal choice for transporting drinking water. These pipes possess corrosion resistance, a crucial factor in preserving the safety and quality of potable water. Moreover, their smooth inner surface helps prevent the accumulation of sediments and biofilms that can negatively impact water quality. Furthermore, they can withstand high pressure and temperature fluctuations, rendering them suitable for diverse potable water distribution systems. In summary, ductile iron pipes are a dependable and widely employed solution for ensuring the provision of safe and uncontaminated drinking water to communities.

Q:Usage of ductile iron pipe expander: Usage of ductile iron pipe expander:1, the expansion device should check its type, specification and piping configuration before installation, must comply with the design requirements.2, the expansion of the inner sleeve should be noted that the direction of the inner sleeve is consistent with the direction of the medium flow. The hinge rotation plane of the hinge type telescopic device should be consistent with the displacement rotation plane.3, the need for "cold tight" expansion device, pre deformation of the auxiliary components should be installed in the pipeline before they can be removed.4, it is strictly prohibited to use telescopic deformation method to adjust the installation of the pipe, so as not to affect the normal function of the telescopic device, reduce the service life and increase the piping, equipment and supporting components of the load.5 、 during installation, welding slag is not allowed to splash to the surface of wave shell, and the wave shell is not allowed to suffer other mechanical damage.6, pipe installation is completed, should be removed as soon as the wave expansion device used for installation and transportation of yellow auxiliary positioning components and fasteners, and according to the design requirements will be transferred to the specified position limiting device, the pipe system has the ability to compensate fully in the environmental conditions.

Q:How to analyze and judge the quality of ductile iron pipe: The most intuitive judgment ductile pipe quality is the ratio of the thickness of cement and iron, cement thick wall thicker tube quality is better, there are also some manufacturers of the pipe, thick wall pipe head cast iron part looks to be thick, but there is also a thin iron pipe, so the judge quality to open look inside, personally think that the highest price of the manufacturer is Jinan steel, Jinan Iron and steel because the pipe quality can reach the national standard K9, the price is also lower than the emerging, Saint Gobain and other major brands, as the water supply pipe K8 is no problem, but the price and quality aspects for the construction of which more importance.

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