French 
USA CorporateCuPb1P / C18700
Physical
| US Customary | Metric | |
|---|---|---|
| Melting Point - Liquidus | 1976 F | 1080 C |
| Melting Point - Solidus | 1747 F | 953 C |
| Density | 0.323 lb/in3 at 68 F | 8.94 gm/cm3 @ 20 C |
| Specific Gravity | 8.94 | 8.94 |
| Electrical Resistivity | 10.8 ohms-cmil/ft @ 68 F | 1.8 microhm-cm @ 20 C |
| Electrical Conductivity* | 96 %IACS @ 68 F | 0.562 MegaSiemens/cm @ 20 C |
| Thermal Conductivity | 218.0 Btu · ft/(hr · ft2·oF)at 68F | 377.3 W/m · oK at 20 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 | 385.5 J/kg · oK at 293 K |
| Modulas of Elasticity in Tension | 17000 ksi | 117000 MPa |
| Modulus of Rigidity | 6400 ksi | 44130 MPa |
*Soft Anealed Condition
Common Fabrication Processes
Machining
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 | Fair |
| Capacity for Being Cold Worked | Good |
| Capacity for Being Hot Formed | Poor |
| Machinability Rating | 85 |