Micro Structure
Material No. . UNS System (ASTM): C11000
Chemical Composition
| Element | ||
|---|---|---|
| Cu(1,2,3) | ||
| Min (%) | 99.9 | |
- Oxygen and trace elements may vary depending on the process.
- This is a high conductivity copper which has, in the annealed condition a minimum conductivity of 100% IACS.
- Cu value includes Ag.
Mechanical Properties
| Form | Tensile Strength In Mpa | Elongation In % | Hardness in Vickers-HV | Conductivity at 20°C |
|---|---|---|---|---|
| Rod | 220-390 | > 10% | 60/120 | >98.3 |
| Flat | 220-390 | > 10% | 60/120 | >98.3 |
| Profile | 220-390 | > 10% | 60/120 | >98.3 |
| SC Ring | >200 | >35 | > 40 | >98.3 |
| Tube | - | - | >60 | >98.3 |
| Block | - | - | >60 | >98.3 |
Physical Properties
| Melting Point – Liquidus °C | 1083 |
| Melting Point – Solidus °C | 1065 |
| Density lb/cu in. at 20°C | 0.322(1) |
| Specific Gravity | 8.91 |
| Electrical Conductivity% IACS at 20°C | 101(2) |
| Thermal Conductivity Btu/ sq ft/ ft hr/ °C at 20°C | 226 |
| Coefficient of Thermal Expansion 20 – 100 10⁻⁶ per °C (20 – 100°C) 9.4 | 9.4 |
| Coefficient of Thermal Expansion 20 – 200 10⁻⁶ per °C (20 – 200°C) | 9.6 |
| Coefficient of Thermal Expansion 20 – 300 10⁻⁶ per °C (20 – 300°C) | 9.8 |
| Specific Heat Capacity Btu/ lb /°C at 20°C | 0.092 |
| Modulus of Elasticity in Tension ksi | 17000 |
| Modulus of Rigidity ksi | 6400 |
| (1) Actual value .321 - .323. (2) Volume and weight basis. |
|
Thermal Properties
| Treatment | Minimum* | Maximum* | |||
|---|---|---|---|---|---|
| Annealing | 371 | 649 | |||
| Hot Treatment | 760 | 871 | |||
| * Temperature is Measured in Celsius. | |||||
Fabrication Properties
| Technique | Stability |
|---|---|
| Brazing | Good |
| Butt Weld | Good |
| Capacity for Being Cold Worked | Excellent |
| Capacity for Being Hot Formed | Excellent |
| Coated Metal Arc Welding | Not Recommended |
| Forgeability Rating | 65 |
| Gas Shielded Arc Welding | Fair |
| Machinability Rating | 20 |
| Oxyacetylene Welding | Not Recommended |
| Seam Weld | Not Recommended |
| Soldering | Excellent |
| Spot Weld | Not Recommended |
General Fabrication Processes
- Forging
- Extruding
- Drawing
- Cold working
- Hot working
- Ring Rolling
- Bending
- Machining
Applicable Form
| Form | Description |
|---|---|
| Rod | Hot Extruded & Cold Drawn Copper Rod |
| Flat | Hot Extruded & Cold Drawn Copper (Bar, Strips) |
| Profile | Hot Extruded & Cold Drawn Copper Cut to length |
| Wheel | Forged and Machined |
| Tube | Hot Extruded Tube & Machined |
| Block | Forged & Machined |
| Ring | Forged, Rolled & Machined |
Typical Uses / Application
| Product Category | Product | Reason |
|---|---|---|
| Electrical | Busbars | Electrical Conductivity, Thermal Conductivity, Corrosion Resistance |
| Conductors, Electrical | Electrical Conductivity, Thermal Conductivity, Corrosion Resistance | |
| Contacts | Electrical Conductivity, Thermal Conductivity, Corrosion Resistance, Solderability | |
| Switches | Electrical Conductivity, Thermal Conductivity, Corrosion Resistance, Solderability | |
| Conductors, Electrical | Electrical Conductivity, Thermal Conductivity, Corrosion Resistance | |
| Industrial | Anodes | Electrical Conductivity |
| Short Circuit Ring | Electrical Conductivity, Thermal Conductivity |
Other Products
-
Copper Berylium
Alloy Grade - CuBe -
Copper Chromium
Alloy Grade - CuCr -
Copper Chromium Zirconium
Alloy Grade - CuCrZr -
Copper – ETP
Alloy Grade - Cu-ETP -
Copper – HCP
Alloy Grade - Cu-HCP -
Copper Nickel
Alloy Grade - CuNi -
Copper Zirconium
Alloy Grade - CuZr -
Silver Bearing Copper
Alloy Grade - CuAg -
Silicon Bronze
Alloy Grade - CuNi2Si
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