Copper Beryllium

Copper Beryllium Supplier

Copper Beryllium, a distinguished alloy offered by Steelco Metal, represents the fusion of copper’s exceptional electrical conductivity with beryllium’s unmatched strength and durability. This alloy, often referred to as CuBe or BeCu, is a prized choice for industries that demand superior electrical performance and mechanical resilience. Steelco Metal provides a top-grade Copper Beryllium solution, catering to a broad spectrum of applications across aerospace, telecommunications, automotive, and electronics.

One of the defining features of Copper Beryllium is its remarkable electrical conductivity, making it an invaluable material for applications that depend on efficient electrical transmission. It excels in the production of connectors, switches, and other critical electrical components. Moreover, Copper Beryllium exhibits exceptional thermal conductivity, aiding in effective heat dissipation, a pivotal factor in both electronic and high-temperature applications.

Copper Beryllium’s mechanical properties, including high tensile strength and hardness, are vital for industries where durability and resistance to wear and fatigue are non-negotiable. This alloy retains these properties even at elevated temperatures, further extending its utility in demanding environments. Steelco Metal’s Copper Beryllium alloy is meticulously crafted to meet precise specifications and can be supplied in various forms, from sheets and bars to customized components, ensuring it aligns perfectly with the unique requirements of your specific application.

Types of Copper Beryllium

C17200 (Alloy 25)

C17200 is a high-strength copper beryllium alloy renowned for its remarkable electrical and thermal conductivity. It is often selected for applications where a balance between strength, conductivity, and corrosion resistance is critical, such as in electrical connectors and components for aerospace and telecommunications.

C17300 (Alloy 10)

C17300 offers excellent strength, electrical conductivity, and fatigue resistance. It is a slightly lower beryllium content alloy, making it a choice for applications requiring durability and spring-like properties, including precision mechanical components like springs and contacts.

C17510 (Alloy 3)

This precipitation-hardenable copper beryllium alloy excels in electrical conductivity and strength. It is commonly used in electronic connectors and components where high-performance electrical properties are essential.

C17500 (Alloy 10X)

C17500 is a non-magnetic copper beryllium alloy suitable for applications where non-sparking or non-magnetic characteristics are vital. It maintains excellent electrical and thermal conductivity, making it a preferred choice for non-sparking tools used in hazardous environments with explosive gases or dust.

C17410 (Alloy 174)

C17410 is prized for its high electrical and thermal conductivity, combined with good strength properties. It is frequently employed in electrical connectors, switches, and other critical components requiring a balance of conductivity and mechanical reliability.

Key features of Copper Beryllium

High Strength

Copper beryllium alloys are characterized by their exceptional tensile strength and hardness, making them a preferred choice for applications where mechanical strength is paramount. This feature ensures the longevity and reliability of components subjected to heavy loads and wear.

Excellent Electrical Conductivity

These alloys are renowned for their superior electrical conductivity, making them the material of choice in industries that depend on efficient electrical transmission. They excel in conducting electrical signals and power, ensuring minimal energy loss.

Superior Thermal Conductivity

Copper beryllium alloys boast outstanding thermal conductivity, allowing them to effectively dissipate heat. This property is invaluable in applications where temperature control is critical, such as in heat sinks and electronic devices where excess heat can be detrimental.

Corrosion Resistance

Copper beryllium alloys are prized for their resistance to corrosion and oxidation. This quality ensures their durability and reliability even in harsh environments, including those with aggressive chemicals and atmospheric conditions.

Non-Sparking Properties

Certain copper beryllium alloys, like C17500, are non-magnetic and non-sparking, making them safe choices for applications in potentially explosive atmospheres. They prevent the generation of sparks, reducing the risk of ignition in hazardous environments.

High Fatigue Resistance

Copper beryllium alloys maintain their mechanical properties even under cyclic loading, making them ideal for applications involving repeated stress and strain. This is particularly valuable in components like springs that must endure continuous use.


These alloys are biocompatible and non-toxic, ensuring they can be safely used in medical applications. Copper beryllium is suitable for dental crowns, orthopedic implants, and other medical devices that come into contact with the human body.

Ease of Machining

Copper beryllium alloys are readily machinable, allowing for the precise fabrication of complex and customized components tailored to specific application requirements.

Precision Tolerance

Copper beryllium alloys can be customized to meet tight tolerances, ensuring components align perfectly with specific design specifications. This precision is critical in applications demanding exact dimensions.

Broad Range of Alloys

Various types of copper beryllium alloys are available, each designed to cater to specific performance needs. These alloys encompass a range of compositions and properties, from high strength to non-sparking, offering tailored solutions for diverse industries.

Specification of Copper Beryllium

Property Value/Range
Copper (Cu) and Beryllium (Be)
Beryllium Content
Typically 1.6% to 2.0%
8.3 to 8.36 g/cm³
Melting Point
870°C (1,598°F)
Tensile Strength
130,000 to 150,000 psi
Yield Strength
70,000 to 140,000 psi
Hardness (Rockwell C)
75 to 45 HRC
Electrical Conductivity
22% IACS (for aged condition)
Thermal Conductivity
180 to 200 W/m·K
Coefficient of Thermal Expansion (CTE)
17 to 18 µm/m°C (20-200°C)
Modulus of Elasticity
130 to 135 GPa
Poisson's Ratio
Corrosion Resistance
Magnetic Properties

Industrial Applications of Copper Beryllium

Copper Beryllium finds application in various industries, including:

Countries We Supply Copper Beryllium  To

Steelco Metal & Alloys supply and distribute Copper Beryllium to countries like:

US United States

Europe Europe

Middle East Middle East

Africa Africa

and more…


Competitive Advantage of Steelco Metal & Alloys

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Copper Beryllium, often referred to as CuBe or BeCu, is an alloy that combines the excellent electrical conductivity of copper with the exceptional strength and hardness of beryllium. It is prized for applications requiring both electrical performance and mechanical resilience.
Copper Beryllium is primarily composed of copper and beryllium, with small amounts of other alloying elements. The proportion of copper and beryllium varies depending on the specific type of copper-beryllium alloy.
Selecting the appropriate Copper Beryllium alloy depends on the specific performance requirements of your application. Factors to consider include electrical conductivity, mechanical strength, and environmental conditions. Referring to material specifications and consulting with experts can help determine the best choice.
Yes, Copper Beryllium can be customized for specific applications. Manufacturers can produce copper beryllium components and forms tailored to meet precise dimensions and specifications, ensuring they are a perfect fit for the requirements of your particular project.

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