ASTM B541 Gold vs. AWS ENiCrMo-4
ASTM B541 gold belongs to the otherwise unclassified metals classification, while AWS ENiCrMo-4 belongs to the nickel alloys. There are 16 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 AWS ENiCrMo-4.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 220 |
| Elongation at Break, % | 6.0 to 14 | |
| 28 |
| Poisson's Ratio | 0.4 | |
| 0.29 |
| Shear Modulus, GPa | 38 | |
| 84 |
| Tensile Strength: Ultimate (UTS), MPa | 670 to 1180 | |
| 790 |
Thermal Properties
| Latent Heat of Fusion, J/g | 90 | |
| 320 |
| Melting Completion (Liquidus), °C | 1110 | |
| 1590 |
| Melting Onset (Solidus), °C | 930 | |
| 1530 |
| Specific Heat Capacity, J/kg-K | 170 | |
| 410 |
| Thermal Expansion, µm/m-K | 13 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 17 | |
| 9.0 |
Common Calculations
| Stiffness to Weight: Axial, points | 3.4 | |
| 13 |
| Stiffness to Weight: Bending, points | 9.0 | |
| 22 |
| Strength to Weight: Axial, points | 11 to 19 | |
| 24 |
| Strength to Weight: Bending, points | 9.8 to 14 | |
| 21 |
| Thermal Shock Resistance, points | 36 to 63 | |
| 22 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0 to 0.020 |
| Chromium (Cr), % | 0 | |
| 14.5 to 16.5 |
| Cobalt (Co), % | 0 | |
| 0 to 2.5 |
| Copper (Cu), % | 13.5 to 15.5 | |
| 0 to 0.5 |
| Gold (Au), % | 70.5 to 72.5 | |
| 0 |
| Iron (Fe), % | 0 | |
| 4.0 to 7.0 |
| Manganese (Mn), % | 0 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 15 to 17 |
| Nickel (Ni), % | 0 | |
| 49.9 to 63.5 |
| Phosphorus (P), % | 0 | |
| 0 to 0.040 |
| Platinum (Pt), % | 8.0 to 9.0 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0 to 0.2 |
| Silver (Ag), % | 4.0 to 5.0 | |
| 0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tungsten (W), % | 0 | |
| 3.0 to 4.5 |
| Vanadium (V), % | 0 | |
| 0 to 0.35 |
| Zinc (Zn), % | 0.7 to 1.3 | |
| 0 |
| Residuals, % | 0 to 0.4 | |
| 0 to 0.5 |