OEM Competitive Material Beryllium Copper C17300 Supplier, Factories

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OEM Competitive Material Beryllium Copper C17300 Supplier, Factories

C17300 is a high-performance beryllium copper alloy with high strength, high conductivity and excellent heat resistance, which is widely used in electronic and electrical, automotive, aerospace and other fields. Its unique combination of properties makes it an ideal material for high-end manufacturing and precision engineering.

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Product Description

Basic features of the C17300

Component composition

Copper (Cu): The main matrix, accounting for about 97.5% to 98.5%
Beryllium (Be): 1.8%-2.0%, providing high strength and hardness
Cobalt (Co): 0.2%-0.6%, enhanced heat resistance and wear resistance

Mechanical property

Tensile strength: 800-1200 MPa (after heat treatment)
Hardness: HRC 38-42 (after age hardening)
Elongation: 5%-10%, both strength and toughness

Physical property

Conductivity: 45%-50% IACS (International Annealed Copper Standard)
Thermal conductivity: 105-120 W/m·K
Thermal expansion coefficient: 17.5×10⁻⁶/℃ (suitable for electronic packaging)
Heat resistance: Maintains tensile strength over 600 MPa at 300℃, suitable for high-temperature environments.

The outstanding advantages of C17300

High strength & High conductivity: Perfect balance through beryllium and cobalt addition, ideal for high-load and high-current scenarios.
Excellent wear and fatigue resistance: High wear resistance suitable for springs, bearings, and friction parts.
Good processing performance: Easy to cut, press, and form for complex precision parts.
Corrosion resistance: Stable performance in humid, high temperature, or chemical environments.

The main application areas of C17300

Electronic and electrical industry: High-precision connectors, relays, and switches.
Automobile industry: Sensors, high voltage relays, and charging pile contacts.
Aerospace: Key components like fasteners, springs, and bearings.
Industrial equipment: Molds, electrodes, and welding equipment.
New energy field: Fuel cell bipolar plates and wind power conductive slip rings.

Environmental protection and safety

C17300 is designed with sustainability and safety in mind:

The content of beryllium is maintained at a low level (1.8%-2.0%) with strict processing safety measures.
The material is 100% recyclable and fully compliant with RoHS and REACH environmental standards.

Frequently Asked Questions

What is the chemical composition of C17300 beryllium copper?

C17300 primarily consists of Copper (97.5%-98.5%), Beryllium (1.8%-2.0%), and Cobalt (0.2%-0.6%).

What are the mechanical properties of C17300 after heat treatment?

After heat treatment, it achieves a high tensile strength of 800-1200 MPa and a hardness of HRC 38-42.

Is C17300 suitable for high-temperature applications?

Yes, it maintains a tensile strength of over 600 MPa even at 300℃, making it ideal for high-temperature environments.

In which industries is C17300 most commonly used?

It is widely used in the electronic/electrical industry, automobile manufacturing, aerospace, industrial equipment (molds/electrodes), and the new energy field.

Does C17300 meet environmental safety standards?

Yes, C17300 is 100% recyclable and complies with international environmental standards including RoHS and REACH.

How does C17300 balance strength and conductivity?

Through the precise addition of beryllium and cobalt, C17300 achieves high mechanical strength while maintaining a high conductivity of 45%-50% IACS.