ASTM B596 Au-Cu vs. C10500 Copper
ASTM B596 Au-Cu belongs to the otherwise unclassified metals classification, while C10500 copper belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is ASTM B596 Au-Cu and the bottom bar is C10500 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 120 |
| Elongation at Break, % | 4.3 to 17 | |
| 2.8 to 51 |
| Poisson's Ratio | 0.41 | |
| 0.34 |
| Shear Modulus, GPa | 36 | |
| 43 |
| Shear Strength, MPa | 280 to 360 | |
| 150 to 210 |
| Tensile Strength: Ultimate (UTS), MPa | 450 to 620 | |
| 220 to 400 |
Thermal Properties
| Latent Heat of Fusion, J/g | 77 | |
| 210 |
| Melting Completion (Liquidus), °C | 1060 | |
| 1080 |
| Melting Onset (Solidus), °C | 930 | |
| 1080 |
| Specific Heat Capacity, J/kg-K | 150 | |
| 390 |
| Thermal Expansion, µm/m-K | 14 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 14 | |
| 100 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 6.7 | |
| 100 |
Otherwise Unclassified Properties
| Density, g/cm3 | 18 | |
| 9.0 |
Common Calculations
| Stiffness to Weight: Axial, points | 3.1 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 8.5 | |
| 18 |
| Strength to Weight: Axial, points | 6.8 to 9.4 | |
| 6.8 to 12 |
| Strength to Weight: Bending, points | 7.1 to 8.8 | |
| 9.1 to 14 |
| Thermal Shock Resistance, points | 22 to 30 | |
| 7.8 to 14 |
Alloy Composition
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| Copper (Cu), % | 9.0 to 11 | |
| 99.89 to 99.966 |
| Gold (Au), % | 89 to 91 | |
| 0 |
| Oxygen (O), % | 0 | |
| 0 to 0.0010 |
| Silver (Ag), % | 0 | |
| 0.034 to 0.060 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.050 |