Hot Products

Free-cutting Copper Beryllium Rod

C17300 alloy is a premium, high-performance copper alloy engineered specifically for excellent machinability combined with the outstanding strength, hardness, fatigue resistance, and conductivity characteristic of beryllium coppers.


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Copper Beryllium Wire

C17200 alloy is premium, non-ferrous alloy products renowned for their exceptional combination of properties, making them indispensable in high-performance engineering applications.



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Copper Beryllium Precision Wire

High Elasticity: Superior to phosphor bronze/silicon bronze by 3–5×, ideal for springs and contacts.
Wear & Corrosion Resistance:Low surface wear rate in abrasive tests. Resists saltwater, acids, and PVC degradation.
Thermal Stability: Maintains conductivity from -50°C to 200°C.

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Copper Nickel Beryllium

C17510 alloy is a precipitation-hardened beryllium-cobalt copper alloy renowned for its exceptional balance of high strength, electrical/thermal conductivity, and corrosion resistance.


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Copper Cobalt Beryllium

C17500 alloy is a precipitation-hardened beryllium-cobalt copper alloy renowned for its exceptional balance of high strength, electrical/thermal conductivity, and corrosion resistance.


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Copper Beryllium Strip

C17200 strips excel in high-stress, high-conductivity scenarios like electronics and precision tooling. Key advantages include factory-prehardened tempers (reducing post-processing) and superior fatigue resistance.

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About The Company

Suzhou Kinkou E-Tech Co., Ltd is Established in year 2005. Company is mainly engaged in the research and development, manufacturing of copper alloy and components for electronic communication. KINKOU products are mainly used in the fields of aerospace, military industry, civil electronic communication industry, also in new energy batteries and welding industry. Since its establishment, KINKOU have adhered to independent research and development, as well as domestic alternative product research and production. We have 34 corresponding actual technology and product invention patents, 10 utility model patents, and 1 authorized trademark. Exclusive responsibility for formulating five national standards and national non-ferrous metal industry standards, four of which have been issued and implemented by the Ministry of Industry and InformationTechnology of the People's Republic of China. and One in special project for high-performance materials by the Ministry of Industry and Information Technology of the People's Republic of china.

Latest News 

Suzhou Kinkou E-Tech Shines at 2025 Radar & Radio Industry Expo in Nanjing

11-10-2025

Suzhou Kinkou E-Tech Shines at 2025 Radar & Radio Industry Expo in Nanjing

Kinkou Electronics' Showcase At its exhibition booth, Suzhou Kinkou E-Tech highlighted its expertise by presenting a range of copper alloy materials for RF components and modules essential for modern radar and communication systems. Its display likely included: High-Frequency Components: Kinkou's Beryllium copper alloy is critical building blocks such as advanced RF connectors and Testing Pins which are vital for the performance and sensitivity of radar systems. Specialized Materials and Devices: Kinkou Demonstrating its development and manufacturing capabilities in Beryllium wire for new type of connectors(fuzz buttom), which contribute more efficient T/R components.

2025 Shenzhen International Connector,CableWiring&Processing Machinery Exhibition

09-01-2025

2025 Shenzhen International Connector,CableWiring&Processing Machinery Exhibition

Kinkou attending Shenzhen International Connector,CableWiring&Processing Machinery Exhibition. Kinkou's Copper Beryllium is key material for making connectors and wire springs.

448G High-Speed Cable Innovative Technology and Supply Chain Seminar

07-09-2025

448G High-Speed Cable Innovative Technology and Supply Chain Seminar

June 2025, Suzhou Kinkou E-Tech attending 448G High-Speed Cable Innovative Technology and Supply Chain Seminar. 

Understanding Customer Requirements for Beryllium Copper in Hyperboloid Socket Applications

10-24-2025

Understanding Customer Requirements for Beryllium Copper in Hyperboloid Socket Applications

Suzhou Kinkou E-Tech Co., Ltd, established in 2005, has been at the forefront of research and manufacturing of Copper Beryllium alloy products, serving critical sectors such as aerospace, military, electronic communication, new energy, and welding industries. The company’s commitment to independent research and development and the promotion of domestic alternatives has positioned it as a trusted supplier in this specialized field.In hyperboloid socket applications, understanding customer requirements for Beryllium Copper materials is essential to delivering optimal performance and reliability. Different grades of Beryllium Copper rods, wires, bars, and strips, such as C17200, C17300, C17500, and C17510, offer distinct mechanical and electrical properties that directly impact the efficiency and durability of these components.C17200, widely used in rod, wire, and strip forms, is known for its excellent strength, high conductivity, and outstanding fatigue resistance. This makes it a preferred choice for hyperboloid sockets that demand repeated mechanical stress and precise electrical conduction. Similarly, C17300 rods and wires provide a balance between strength and conductivity, suitable for applications where moderate mechanical performance is required alongside good conductivity.For more demanding environments, C17500 rods and bars deliver superior mechanical strength and wear resistance, crucial for maintaining socket integrity under high-stress conditions. Meanwhile, C17510 rods, bars, and strips combine enhanced hardness with reliable electrical performance, making them ideal for hyperboloid sockets that operate within stringent thermal and mechanical limits.By closely collaborating with customers to understand their specific application needs—whether it be mechanical durability, electrical conductivity, or resistance to environmental factors—Suzhou Kinkou E-Tech Co., Ltd tailors its Copper Beryllium products accordingly. This customer-centric approach ensures that hyperboloid socket components manufactured from C17200, C17300, C17500, and C17510 grades meet or exceed industry standards, contributing to the overall safety and efficiency of the end-use systems.In summary, the nuanced understanding of customer requirements combined with Suzhou Kinkou E-Tech’s extensive expertise in Copper Beryllium alloys enables the delivery of high-quality, reliable materials perfectly suited for hyperboloid socket applications across various advanced industries.

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