ASTM B617 Coin Silver vs. ASTM B541 Gold
Both ASTM B617 coin silver and ASTM B541 gold are otherwise unclassified metals. There are 19 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is ASTM B617 coin silver and the bottom bar is ASTM B541 gold.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 75 | |
| 110 |
| Elongation at Break, % | 1.1 to 22 | |
| 6.0 to 14 |
| Poisson's Ratio | 0.37 | |
| 0.4 |
| Shear Modulus, GPa | 28 | |
| 38 |
| Shear Strength, MPa | 180 to 290 | |
| 410 to 690 |
| Tensile Strength: Ultimate (UTS), MPa | 290 to 520 | |
| 670 to 1180 |
Thermal Properties
| Latent Heat of Fusion, J/g | 120 | |
| 90 |
| Melting Completion (Liquidus), °C | 870 | |
| 1110 |
| Melting Onset (Solidus), °C | 780 | |
| 930 |
| Specific Heat Capacity, J/kg-K | 250 | |
| 170 |
| Thermal Expansion, µm/m-K | 19 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 83 | |
| 7.7 to 12 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 72 | |
| 4.0 to 6.2 |
Otherwise Unclassified Properties
| Density, g/cm3 | 10 | |
| 17 |
Common Calculations
| Stiffness to Weight: Axial, points | 4.1 | |
| 3.4 |
| Stiffness to Weight: Bending, points | 14 | |
| 9.0 |
| Strength to Weight: Axial, points | 7.7 to 14 | |
| 11 to 19 |
| Strength to Weight: Bending, points | 9.3 to 14 | |
| 9.8 to 14 |
| Thermal Shock Resistance, points | 14 to 25 | |
| 36 to 63 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.0050 | |
| 0 |
| Cadmium (Cd), % | 0 to 0.050 | |
| 0 |
| Copper (Cu), % | 9.0 to 10.4 | |
| 13.5 to 15.5 |
| Gold (Au), % | 0 | |
| 70.5 to 72.5 |
| Iron (Fe), % | 0 to 0.050 | |
| 0 |
| Lead (Pb), % | 0 to 0.030 | |
| 0 |
| Nickel (Ni), % | 0 to 0.010 | |
| 0 |
| Phosphorus (P), % | 0 to 0.020 | |
| 0 |
| Platinum (Pt), % | 0 | |
| 8.0 to 9.0 |
| Silver (Ag), % | 89.6 to 91 | |
| 4.0 to 5.0 |
| Zinc (Zn), % | 0 to 0.060 | |
| 0.7 to 1.3 |
| Residuals, % | 0 to 0.060 | |
| 0 to 0.4 |