ASTM B541 Gold vs. Monel K-500
ASTM B541 gold belongs to the otherwise unclassified metals classification, while Monel K-500 belongs to the nickel alloys. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is ASTM B541 gold and the bottom bar is Monel K-500.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 160 |
| Elongation at Break, % | 6.0 to 14 | |
| 25 to 36 |
| Poisson's Ratio | 0.4 | |
| 0.32 |
| Shear Modulus, GPa | 38 | |
| 61 |
| Shear Strength, MPa | 410 to 690 | |
| 430 to 700 |
| Tensile Strength: Ultimate (UTS), MPa | 670 to 1180 | |
| 640 to 1100 |
| Tensile Strength: Yield (Proof), MPa | 480 to 900 | |
| 310 to 880 |
Thermal Properties
| Latent Heat of Fusion, J/g | 90 | |
| 270 |
| Melting Completion (Liquidus), °C | 1110 | |
| 1350 |
| Melting Onset (Solidus), °C | 930 | |
| 1320 |
| Specific Heat Capacity, J/kg-K | 170 | |
| 440 |
| Thermal Expansion, µm/m-K | 13 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.7 to 12 | |
| 3.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 4.0 to 6.2 | |
| 3.2 |
Otherwise Unclassified Properties
| Density, g/cm3 | 17 | |
| 8.7 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 65 to 91 | |
| 180 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1090 to 3830 | |
| 300 to 2420 |
| Stiffness to Weight: Axial, points | 3.4 | |
| 10 |
| Stiffness to Weight: Bending, points | 9.0 | |
| 21 |
| Strength to Weight: Axial, points | 11 to 19 | |
| 21 to 35 |
| Strength to Weight: Bending, points | 9.8 to 14 | |
| 19 to 27 |
| Thermal Shock Resistance, points | 36 to 63 | |
| 21 to 36 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 2.3 to 3.2 |
| Carbon (C), % | 0 | |
| 0 to 0.18 |
| Copper (Cu), % | 13.5 to 15.5 | |
| 27 to 33 |
| Gold (Au), % | 70.5 to 72.5 | |
| 0 |
| Iron (Fe), % | 0 | |
| 0 to 2.0 |
| Manganese (Mn), % | 0 | |
| 0 to 1.5 |
| Nickel (Ni), % | 0 | |
| 63 to 70.4 |
| Platinum (Pt), % | 8.0 to 9.0 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0 to 0.5 |
| Silver (Ag), % | 4.0 to 5.0 | |
| 0 |
| Sulfur (S), % | 0 | |
| 0 to 0.010 |
| Titanium (Ti), % | 0 | |
| 0.35 to 0.85 |
| Zinc (Zn), % | 0.7 to 1.3 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 |