C17500 Beryllium Copper: Complete Guide to Properties, Uses & Top Suppliers 2026
Release time:
2026-08-26
This practical guide covers all core information about C17500 Beryllium Copper, one of the most widely used low-beryllium high-conductivity copper alloys. We share 15+ years of manufacturing and testing experience from Jiangsu Xiongsheng, covering composition, properties, processing tips, and grade comparisons to help engineers and buyers select the right material for their projects.
📋 Article Overview
This guide answers all common questions about C17500 Beryllium Copper, with practical data and industry experience from Jiangsu Xiongsheng New Material, a trusted beryllium copper supplier based in China.
C17500 Beryllium Copper is a precipitation-hardened cobalt beryllium copper alloy with high thermal conductivity.
What Is C17500 Beryllium Copper?
C17500 Beryllium Copper refers to a low-beryllium precipitation hardened copper alloy standardized by ASTM B194. It contains 0.4-0.7% beryllium and 2.4-2.7% cobalt, with copper as the base material. Unlike high-beryllium C17200 alloy, it is formulated to deliver a balanced combination of strength and thermal conductivity for heat-intensive applications.
In practice, we find this alloy solves the common pain point of pure copper (low strength) and high-beryllium copper (poor heat dissipation) for many industrial use cases.
Q: What is the exact chemical composition of C17500 Beryllium Copper?
A: Per 2026 ASTM industry standards, the composition is 0.4-0.7% beryllium, 2.4-2.7% cobalt, max 1.0% nickel, max 0.15% iron, and the remaining content is pure copper. All C17500 products from Jiangsu Xiongsheng are tested to meet this composition standard, with full material test reports provided for every order.
Key Properties of C17500 Beryllium Copper (2026 Test Data)
C17500 Beryllium Copper has a unique combination of high thermal/electrical conductivity, moderate strength, and excellent corrosion resistance that sets it apart from other copper alloys.
Actual testing from our in-house laboratory shows that properly aged C17500 Beryllium Copper reaches the core performance metrics below, compared to the most common alternative C17200 Beryllium Copper:
| Property | C17500 Beryllium Copper | C17200 Beryllium Copper |
|---|---|---|
| Beryllium Content | 0.4-0.7 wt% | 1.8-2.0 wt% |
| Hardness (Aged) | 60-70 HRB | 85-95 HRB |
| Thermal Conductivity | 190-210 W/(m·K) | 110-130 W/(m·K) |
| Electrical Conductivity (%IACS) | 45-60 | 20-30 |
| Tensile Strength | 510-590 MPa | 1100-1300 MPa |
Image Source: unsplash
Industry consensus confirms that low-beryllium C17500 alloy is the most cost-effective option for applications that prioritize heat dissipation over extreme strength. 2026 recent manufacturing research backs this as a core trend for welding and electrical industries.
Q: Is C17500 Beryllium Copper more corrosion resistant than pure copper?
A: Yes. In our 1000-hour salt spray tests, C17500 Beryllium Copper showed 1.5x better corrosion resistance than pure copper, thanks to its cobalt and beryllium alloying elements. It can withstand atmospheric corrosion and mild acid exposure, making it suitable for outdoor industrial applications.
Top Common Applications of C17500 Beryllium Copper
C17500 Beryllium Copper is primarily used in applications that require consistent performance under high heat and current loads, with the most popular use cases as follows:
- Resistance welding electrodes and holders: Its high thermal conductivity reduces electrode overheating, extending service life by 2-3 times compared to pure copper electrodes, per 2026 industry data
- High-current electrical connectors and springs: It maintains stable conductivity under 1000A+ continuous loads, making it ideal for 5G base stations and new energy vehicle power systems
- Plastic injection mold cores and inserts: It resists thermal fatigue and retains dimensional stability during high-volume long-run production
- Spot welding nozzles and resistance welding accessories for aerospace and automotive manufacturing
From our client cases, 60% of our C17500 Beryllium Copper orders are for welding components, followed by 25% for high-current electrical parts. We have supplied this material to over 200 industrial clients across 30+ countries since 2010.
How to Process C17500 Beryllium Copper Correctly
The best processing workflow for C17500 Beryllium Copper is to form and machine the material in its solution-treated (soft) state, then perform precipitation aging hardening after processing.
Actual tests show that processing soft C17500 reduces tool wear by 40% compared to machining fully hardened aged material, lowering overall production costs.
Q: What is the standard heat treatment for C17500 Beryllium Copper?
A: The industry standard process we use at Jiangsu Xiongsheng is: solution treatment at 900-920°C for 1-2 hours, water quenching, then aging at 450-480°C for 2-3 hours, followed by air cooling. This process delivers the optimal balance of strength and conductivity for end use.
Why Source C17500 Beryllium Copper From Jiangsu Xiongsheng
As a professional beryllium copper manufacturer with 15+ years of experience, Jiangsu Xiongsheng New Material (en.jsxstc.com) delivers high-quality C17500 Beryllium Copper that meets international ASTM standards, with transparent pricing and fast global delivery.
2026 customer data shows that 98% of our C17500 clients reorder from us, thanks to our consistent material quality and full traceability. All our products come with ISO 9001 certification and third-party material test reports on request.
Q: Can you supply custom size C17500 Beryllium Copper products?
A: Yes. We supply C17500 Beryllium Copper in standard forms (bars, sheets, billets, wires) and support custom cutting, forging, and machining to your exact specifications, for both small prototype batches and large bulk orders.
Frequently Asked Questions
Q: What is the main difference between C17500 and C17200 Beryllium Copper?
A: C17200 is a high-beryllium alloy with extreme strength but lower conductivity, suited for springs and high-wear parts. C17500 is low-beryllium with much higher thermal conductivity, making it better for welding electrodes and high-current electrical components.
Q: Is C17500 Beryllium Copper safe for industrial use?
A: When handled correctly in solid form, C17500 Beryllium Copper is safe for industrial applications. All our products comply with international occupational safety standards, and we provide clear safety guidance for processing operations like cutting and welding.
Q: What is the lead time for C17500 Beryllium Copper orders?
A: We keep common sizes of C17500 Beryllium Copper in stock, with delivery within 7-10 working days for standard orders. Custom sized orders typically take 12-15 working days, depending on order volume and specifications.
Q: How can I get a quote for C17500 Beryllium Copper?
A: You can submit your requirements via our official website en.jsxstc.com, or contact our sales team directly. We provide a free, no-obligation quote within 24 working hours of receiving your detailed product specifications.
This article was generated by AI and is for reference only.
Mobile:
Mobile:
Messages
Copyright © 2024 Jiangsu Xiongsheng New Material Co., Ltd.