Ductile Iron Pipe DN80 DN100 DN200 K8 K9 K7

Ductile Iron Pipe DN80 DN100 DN200 K8 K9 K7 System 1

Ductile Iron Pipe DN80 DN100 DN200 K8 K9 K7

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Place of Origin:	China (Mainland)	Brand Name:	CMAX	Model Number:	T type / K type / Flange type
Length:	6m / 5.7m / Negotiable	Standard:	ISO2531 / EN545 / EN598	Application:	Potable / Sewage water
Diameter:	DN80~DN2200	Shape:	Round	Hardness:	230
Pipe Wall Thickness:	standard	Pull Strength:	420	Yield (≥ MPa):	300
Material:	Ductile Iron	Type:	Centrifugal ductile cast iron pipe	Certification:	ISO2531 / EN545 / EN598
Outer Diameter:	80-2200	Thickness:	standard	Specification:	DN80~DN2200

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Q:What does ductile iron pipe "ND200" mean?: Generally speaking, the diameter of the pipe can be divided into outer diameter, inner diameter and nominal diameter. The pipe is a seamless steel pipe pipe diameter by the letter D to represent, then additional outer diameter size and thickness, such as diameter of seamless steel pipe 108, a wall thickness of 5MM, denoted by D108*5, is also used outside said, such as De63 plastic pipe, such as reinforced concrete pipe, cast iron pipe, galvanized steel pipe, said the DN, in the design drawings is generally used to represent the nominal diameter, nominal diameter is a standard in order to design and manufacture and maintenance convenient set artificially, with nominal diameter, tube (or pipe) specification name.

Q:Can ductile iron pipes be used for gas distribution networks?: Yes, ductile iron pipes can be used for gas distribution networks.

Q:What is the composition of ductile iron pipes?: Ductile iron pipes consist mainly of iron, with small amounts of carbon, silicon, and other alloying elements. The iron content typically ranges from 90% to 94%, while carbon content is usually around 3% to 4%. Silicon is added between 1.5% to 3%, which enhances the ductility and strength of the iron. Smaller quantities of manganese, sulfur, and phosphorus may also be present. The composition of ductile iron pipes is carefully engineered to achieve specific properties. By adding carbon and silicon, the hardness and strength of the iron are improved, making it suitable for demanding applications. These alloying elements also contribute to the pipes' ductility, allowing them to be easily bent and molded without breaking. In summary, the composition of ductile iron pipes is designed to strike a balance between strength, ductility, and resistance to corrosion. This makes them ideal for use in water and sewage systems, where they can endure high pressure, bear heavy loads, and resist the corrosive effects of water and other chemicals.

Q:How are ductile iron pipes protected against erosion caused by high-velocity flow?: Various methods and techniques are used to protect ductile iron pipes from erosion caused by high-velocity flow. One effective method involves applying protective coatings on the inner surface of the pipes. These coatings act as a barrier between the flowing water and the pipe material, minimizing the abrasive effects of the fast flow. Depending on the specific requirements of the application, coatings such as epoxy, polyurethane, or cement-mortar lining may be used. In addition, manufacturers often design the pipes with increased wall thickness in areas prone to erosion, such as bends or sections with high flow velocity. This additional thickness provides extra strength and resistance against erosion. Another technique used to safeguard ductile iron pipes from erosion is the implementation of flow control devices, such as flow deflectors or fittings that reduce velocity. These devices help redirect the flow and decrease its speed, thus minimizing the impact on the pipe walls. Regular maintenance and inspections are also vital to prevent erosion. By monitoring the condition of the pipes and identifying any early signs of erosion, appropriate measures can be taken to address the issue before it worsens. This may involve repairing or replacing damaged sections of the pipes and implementing erosion control measures like sediment filters or flow restrictors. Overall, a combination of protective coatings, design considerations, flow control devices, and proactive maintenance strategies are employed to ensure adequate protection of ductile iron pipes against erosion caused by high-velocity flow.

Q:Can ductile iron pipes be used for pressure surge applications?: Ductile iron pipes are suitable for pressure surge applications. Their excellent strength and durability enable them to handle surge pressures caused by sudden flow rate changes or water hammer events. These pipes can withstand high internal pressures and are highly resistant to impact and fatigue. Moreover, their smooth interior surface facilitates efficient fluid flow, minimizing the risk of pressure surges. However, it is essential to consider factors such as pipe size, wall thickness, and proper installation techniques to ensure safe handling of specific pressure surge conditions. Consulting a professional engineer or pipe manufacturer is advised to assess the suitability of ductile iron pipes for pressure surge applications.

Q:Luo what effect of ductile cast iron: Chromium can improve the hardness, strength and wear resistance of nodular iron, and increase bainite in bainite ductile iron.

Q:How do ductile iron pipes handle concentrated loads?: Ductile iron pipes are highly resistant to concentrated loads due to their inherent strength and flexibility. They have the ability to distribute the load over a larger area, minimizing the risk of failure or damage. This makes them suitable for handling heavy loads and ensuring long-term durability in various applications.

Q:Can ductile iron pipe be used for power plant cooling water systems?: Indeed, power plant cooling water systems may utilize ductile iron pipe. Ductile iron pipe possesses remarkable strength and longevity, rendering it appropriate for diverse applications, including cooling water systems in power plants. Its superb corrosion resistance shields it against the deleterious impacts of water and chemicals frequently present in such systems. Moreover, the smooth interior surface of ductile iron pipe reduces friction loss and enables efficient water flow. These attributes establish ductile iron pipe as a dependable and economical option for power plant cooling water systems.

Q:The difference between flexible joint cast iron pipe and flexible anti-seismic cast iron pipe: The appendix is selected so that readers can understand the design, construction and other contents of the ductile iron pipe. This book can be used for the manufacture and application of ductile iron pipe in the field of scientific research personnel, designers, production personnel, construction personnel, management personnel to read.

Q:Are ductile iron pipes suitable for irrigation systems in agricultural fields?: Yes, ductile iron pipes are suitable for irrigation systems in agricultural fields. Ductile iron pipes have excellent strength, durability, and corrosion resistance, making them ideal for carrying water in irrigation systems. They can withstand high pressure and heavy loads, ensuring reliable water supply to agricultural fields for irrigation purposes.

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