C66100 Bronze vs. ASTM B541 Gold
C66100 bronze belongs to the copper alloys classification, while ASTM B541 gold belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is C66100 bronze and the bottom bar is ASTM B541 gold.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 110 |
| Elongation at Break, % | 8.0 to 40 | |
| 6.0 to 14 |
| Poisson's Ratio | 0.34 | |
| 0.4 |
| Shear Modulus, GPa | 43 | |
| 38 |
| Shear Strength, MPa | 280 to 460 | |
| 410 to 690 |
| Tensile Strength: Ultimate (UTS), MPa | 410 to 790 | |
| 670 to 1180 |
| Tensile Strength: Yield (Proof), MPa | 120 to 430 | |
| 480 to 900 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 90 |
| Melting Completion (Liquidus), °C | 1050 | |
| 1110 |
| Melting Onset (Solidus), °C | 1000 | |
| 930 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 170 |
| Thermal Expansion, µm/m-K | 17 | |
| 13 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.7 | |
| 17 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 53 to 120 | |
| 65 to 91 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 60 to 790 | |
| 1090 to 3830 |
| Stiffness to Weight: Axial, points | 7.4 | |
| 3.4 |
| Stiffness to Weight: Bending, points | 19 | |
| 9.0 |
| Strength to Weight: Axial, points | 13 to 25 | |
| 11 to 19 |
| Strength to Weight: Bending, points | 14 to 22 | |
| 9.8 to 14 |
| Thermal Shock Resistance, points | 15 to 29 | |
| 36 to 63 |
Alloy Composition
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| Copper (Cu), % | 92 to 97 | |
| 13.5 to 15.5 |
| Gold (Au), % | 0 | |
| 70.5 to 72.5 |
| Iron (Fe), % | 0 to 0.25 | |
| 0 |
| Lead (Pb), % | 0.2 to 0.8 | |
| 0 |
| Manganese (Mn), % | 0 to 1.5 | |
| 0 |
| Platinum (Pt), % | 0 | |
| 8.0 to 9.0 |
| Silicon (Si), % | 2.8 to 3.5 | |
| 0 |
| Silver (Ag), % | 0 | |
| 4.0 to 5.0 |
| Zinc (Zn), % | 0 to 1.5 | |
| 0.7 to 1.3 |
| Residuals, % | 0 to 0.5 | |
| 0 to 0.4 |