Copper/Nickel Alloy Rod (Cu70/Ni30)

Copper/Nickel Alloy Rod (Cu70/Ni30) offers a robust combination of high corrosion resistance, mechanical strength, and thermal stability, making it ideal for applications in marine engineering, chemical processing, and aerospace components. The uniform nickel distribution enhances resistance to seawater and stress corrosion cracking, while the copper matrix ensures excellent thermal and electrical conductivity. This alloy is commonly used in seawater piping, propeller shafts, and high-strength fasteners for marine vessels. Specific applications also include high-durability heat exchanger elements, corrosion-resistant structural parts in desalination plants, and conductive load-bearing components in offshore platforms. In research, Cu70/Ni30 rods are vital for studying marine-grade alloy behavior, developing high-performance conductor materials for harsh environments, and optimizing corrosion-resistant mechanical systems. Its combination of resilience, conductivity, and stability under extreme conditions underscores its value in both advanced industry and cutting-edge research.

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Tolerance

Properties

Reference & Citations

Health hazard/Hazardous to the ozone layer

Serious health hazard

each

Tolerances

Rod

Diameter	=<10mm	±10%
Diameter	>10mm	±5%

Material Properties for Alloys

Mechanical Properties

Element	Value
Elongation at break( % )	<45
Tensile strength( MPa )	410-420

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	37.4
Temperature coefficient( K⁻¹ )	-

Thermal Properties

Element	Value
Melting point( C )	1171
Specific heat( J K⁻¹ kg⁻¹ )	377@23°C
Thermal conductivity( W m⁻¹ K⁻¹ )	29.4
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	16.2@20-300°C