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Copper/Beryllium Alloy Spooled Wire (Cu98/Be 2)

Formula: Cu 98/Be 2
Form: Wire
Material: Copper/Beryllium Alloy
Commodity: Alloys
Hazard Pictogram: GHS06, GHS08
Copper/Beryllium Alloy Spooled Wire (CuBe2), often called beryllium copper spooled wire, is a high-performance material that marries copper's excellent electrical and thermal conductivity with beryllium’s strength and hardness. Renowned for its high yield strength and elastic modulus, this alloy excels in applications demanding durability and resilience. In the aerospace field, CuBe2 is employed for components like springs and connectors, which must endure extreme conditions. Its use in automotive sensors and switches ensures critical reliability and performance, while in telecommunications it serves high-frequency connectors and contacts thanks to its superior conductivity and mechanical properties. Goodfellow supplies this advanced material, engineered to meet the rigorous demands of these high-tech industries. The distinct combination of properties in Copper/Beryllium Alloy Spooled Wire (CuBe2) makes it a versatile solution for challenging applications, with Goodfellow’s commitment to quality proving its reliability and performance.
Technical Data Sheet Safety Data Sheet Tolerance Properties

Acute toxicity

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Tolerances

Wire
Diameter ±10%
Length +5% / -1%

Material Properties for Alloys

Mechanical Properties
Element Value
Hardness - Brinell 100-360
Elongation at break( % ) 50
Modulus of elasticity( GPa ) 120-160
Tensile strength( MPa ) 500-1300
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 5.4-11.5
Temperature coefficient( K⁻¹ ) 0.001-0.0018
Thermal Properties
Element Value
Melting point( C ) 860-1000
Thermal conductivity( W m⁻¹ K⁻¹ ) 60-120@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 17@25-300°C
Physical Properties
Element Value
Density( gcm⁻³ ) 8.25

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