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The following data is provided for informational purposes only. It was provided with permission by the Copper Development Association at www.copper.org.
Last Update: Jan 10, 2007
Chemical Composition (%max., unless shown as range or min.)
| Cu(1) | P | |
| Min./Max. | 99.80 min | .10–.20 |
| Nominal | – | .15 |
(1) Cu value includes Ag.
Note: Cu + Sum of Named Elements, 99.9% min.
Applicable Specifications
| Product | Specification |
| Rod | SAE J463, J461 |
Common Fabrication Processes
Bending, Hot forging, Machining, heading, swaging
Fabrication Properties
| Joining Technique | Suitability |
| Soldering | Excellent |
| Brazing | Good |
| Oxyacetylene Welding | Not Recommended |
| Gas Shielded Arc Welding | Not Recommended |
| Coated Metal Arc Welding | Not Recommended |
| Spot Weld | Not Recommended |
| Seam Weld | Not Recommended |
| Butt Weld | Good |
| Capacity for Being Cold Worked | Excellent |
| Capacity for Being Hot Formed | Excellent |
| Machinability Rating | 20 |
Physical Properties
| US Customary | Metric | |
| Melting Point – Liquidus | 1976 F | 1080 C |
| Melting Point – Solidus | 1796 F | 980 C |
| Density | 0.321 lb/in3 at 68 F | 8.89 gm/cm3 @ 20 C |
| Specific Gravity | 8.89 | 8.89 |
| Electrical Resistivity | 11.2 ohms–cmil/ft @ 68 F | 1.86 microhm–cm @ 20 C |
| Electrical Conductivity* | 93 %IACS @ 68 F | 0.544 MegaSiemens/cm @ 20 C |
| Thermal Conductivity | 212.0 Btu · ft/(hr · ft2·oF)at 68F | 366.9 W/m · oK at 20 C |
| Coefficient of Thermal Expansion | 9.4 ·10–6 per oF (68–212 F) | 16.9 ·10–6 per oC (20–100 C) |
| Coefficient of Thermal Expansion | 9.8 ·10–6 per oF (68–572 F) | 17.6 ·10–6 per oC (20–300 C) |
| Specific Heat Capacity | 0.092 Btu/lb/oF at 68 F | 393.5 J/kg · oK at 293 K |
| Modulas of Elasticity in Tension | 18700 ksi | 129000 MPa |
*Solution annealed, 84% cold worked and aged.
Tempers Most Commonly Used
| Other | |
| ROD | H01, O61, OTHER, TB00, TD01, TH01 |
| WIRE | H01, O61, OTHER, TB00, TD01, TH01 |
Typical Uses
Consumer
Pencil–type & Light Soldering Guns: Tips, Rod Extensions
Electrical
Switches, Commutators, Resistance Welding Electrodes, Circuit Breaker Switches, Stud Bases for Power Transmitters & Rectifiers
Industrial
Resistance Welding Tips, Welding Wheels, Connectors, Solderless Wrapped
