CuNi4/NC007/C72150/2.0842 Copper Nickel Alloy Wire With Good Mechanical

Product Specification

CuNi4/NC007/C72150/2.0842 Copper-Nickel Alloy Wire With Good Mechanical Properties In Heat Exchangers

CuNi4 NC007 C72150 2.0842 Copper-Nickel Alloy Wire is a copper-nickel alloy with 4% nickel content and the balance being copper. This alloy combines the excellent electrical and thermal conductivity of copper with the increased corrosion resistance and strength provided by the addition of nickel. The alloy is commonly used in marine, chemical processing, and industrial applications, where enhanced corrosion resistance and mechanical properties are essential. CuNi4 NC007 C72150 2.0842 Copper-Nickel Alloy Wire is a versatile and corrosion-resistant material with 4% nickel content, offering a balance of corrosion resistance, electrical conductivity, and mechanical properties. It is particularly suited for marine applications exposed to seawater and cooling systems, as well as electrical and thermal transfer applications. The alloy's strength, ductility, and resistance to biofouling make it ideal for a wide range of industries, including chemical processing, heat exchangers, and marine hardware. However, its performance may be limited in extremely acidic environments and at high temperatures compared to more specialized alloys.

Some key features of CuNi-4 include:

• Composition:

Copper (Cu): 96% (provides superior thermal conductivity, electrical conductivity, and ductility).

Nickel (Ni): 4% (improves corrosion resistance, especially in seawater, and enhances mechanical strength).

Iron (Fe), Manganese (Mn): Trace elements that contribute to strength, workability, and resistance to wear.

• Corrosion Resistance:

Marine and Seawater Resistance: The 4% nickel content significantly enhances the alloy's resistance to corrosion in seawater, making it ideal for marine applications such as seawater pipes, heat exchangers, and cooling systems.

Chemical Resistance: CuNi4 alloy also demonstrates good resistance to mild acidic and alkaline environments, making it suitable for chemical processing and industrial piping.

Biofouling Resistance: This alloy resists biofouling (growth of marine organisms on surfaces), which is crucial for components exposed to water.

• Mechanical Properties:

Strength and Ductility: CuNi4 alloy offers a good combination of strength and ductility, allowing it to be formed into wires, tubes, and rods without compromising its performance. The nickel content improves its tensile strength and creep resistance at high temperatures.

Fatigue Resistance: The material performs well in environments that experience thermal cycling and vibration. It is ideal for parts exposed to repetitive mechanical stress and temperature variations.

Workability: CuNi4 has good cold-working and hot-working properties, enabling it to be processed into a variety of shapes such as wire, strip, and tube.

• Electrical and Thermal Conductivity:

High Electrical Conductivity: As a copper-based alloy, CuNi4 offers excellent electrical conductivity, making it suitable for wires, cables, and electrical connectors in power generation and distribution applications.

Thermal Conductivity: It also provides good thermal conductivity, which is important for applications requiring efficient heat transfer, such as heat exchangers, radiators, and cooling systems.

• Weldability and Fabrication:

Weldability: CuNi4 alloy can be easily welded using standard methods, such as TIG (Tungsten Inert Gas) and MIG (Metal Inert Gas) welding. It requires careful heat control to avoid oxidation and ensure the integrity of the welded joints.

Formability: The alloy is easily formed into various shapes, including wires, rods, and tubes, making it highly versatile for different industrial applications.

Applications:

• Marine Industry: Used in seawater cooling systems, heat exchangers, marine hardware, and offshore platforms due to its exceptional resistance to seawater corrosion.
• Electrical Applications: Ideal for electrical cables, connectors, wires, and other electrical components that require high conductivity and durability.
• Heat Exchangers and Condensers: Commonly used in heat exchangers, cooling systems, and radiators due to its high thermal conductivity and corrosion resistance.
• Chemical Processing and Industrial Equipment: Suitable for piping, valves, and tubing in chemical processing plants, where resistance to corrosion in acidic and alkaline environments is essential.

Advantages of CuNi4 NC007 C72150 2.0842 Copper-Nickel Alloy Wire:

• Enhanced Corrosion Resistance: The 4% nickel content provides excellent resistance to marine corrosion, oxidation, and corrosion in chemical environments, making it ideal for marine and seawater-cooled systems.
• Good Strength and Ductility: Offers a combination of strength and ductility, which is beneficial for components subjected to mechanical stress and those requiring good formability.
• High Thermal and Electrical Conductivity: Excellent for electrical and thermal conductivity applications, ensuring efficient energy transfer and performance.
• Versatile Fabrication: Can be processed into various forms, including wire, tubing, and sheet, suitable for a wide range of industrial applications.
• Biofouling Resistance: Resists the build-up of marine organisms, making it ideal for marine hardware and heat exchangers in marine environments.

Main technical data

Technical data table

• Tolerance of ohm/m: ±5%
• Round wire: range from 0.04mm (0.0016″) to 12mm (0.4724″)
• Ribbon: range from 0.05mm (0.002″) to 6mm (0.2362″), Max ratio width : thickness = 10:1