Metals & alloys · Copper alloys
C10100 oxygen-free electronic copper
An ultra-high-purity oxygen-free copper used where electrical conductivity, vacuum compatibility and hydrogen-embrittlement resistance are critical.
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01
Overview
- Material class
- Metals & alloys
- Category
- Copper alloys
- Family
- High-Purity Copper
- Product forms
- Sheet/plate, Bar/rod
Composition
| Constituent | Min | Max | Typical | Note |
|---|---|---|---|---|
| Cu | 99.99 | 99.99 | ||
| O | 0.0005 | <0.0005 |
02
Properties and conditions
Engineering properties
| Property | Value | Unit | Condition |
|---|---|---|---|
| Density | 8.94 | g/cm³ | Representative; verify product form and condition |
| Electrical conductivity | ≥101 | % IACS | annealed |
| Thermal conductivity | ~391 | W/m·K | Representative; verify product form and condition |
| Yield strength | ~55–200 | MPa | temper dependent |
| Tensile strength | ~220–350 | MPa | Representative; verify product form and condition |
| Vacuum compatibility | high | clean condition |
Conditions
Representative supplied condition
Condition not fully specified in the source record.
03
Processing and use
Processing
- Product form, thermal history and manufacturing route materially affect performance.
Applications
- Vacuum electronics
- Particle accelerators
- High-conductivity busbars
- Cryogenic systems
Selection considerations
- Use the current governing standard and supplier certification for design or procurement.
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04
Standards and related materials
Standards and designations
| System | Designation | Note |
|---|---|---|
| UNS | C10100 | |
| ASTM | B170 / B152 | product dependent |
05
Sources and context
Sources
- U.S. Department of Energy critical materials programStrategic reference
Confirm the applicable specification, product form and condition before using values for design or procurement.
Supply and sustainability
Availability and lead time depend on grade, product form, certification and regional supply chain.
Segregated recovery and closed-loop recycling improve material efficiency where practical.