ASTM B540 Palladium vs. Monel R-405
ASTM B540 palladium belongs to the otherwise unclassified metals classification, while Monel R-405 belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is ASTM B540 palladium and the bottom bar is Monel R-405.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 160 |
| Elongation at Break, % | 1.1 to 14 | |
| 9.1 to 39 |
| Fatigue Strength, MPa | 350 | |
| 210 to 250 |
| Poisson's Ratio | 0.38 | |
| 0.32 |
| Shear Modulus, GPa | 39 | |
| 62 |
| Shear Strength, MPa | 500 to 700 | |
| 350 to 370 |
| Tensile Strength: Ultimate (UTS), MPa | 830 to 1240 | |
| 540 to 630 |
| Tensile Strength: Yield (Proof), MPa | 620 to 1000 | |
| 190 to 350 |
Thermal Properties
| Latent Heat of Fusion, J/g | 140 | |
| 270 |
| Melting Completion (Liquidus), °C | 1220 | |
| 1350 |
| Melting Onset (Solidus), °C | 1020 | |
| 1300 |
| Specific Heat Capacity, J/kg-K | 240 | |
| 430 |
| Thermal Expansion, µm/m-K | 14 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 4.9 to 5.5 | |
| 3.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.5 to 3.9 | |
| 3.4 |
Otherwise Unclassified Properties
| Density, g/cm3 | 13 | |
| 8.9 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 13 to 100 | |
| 49 to 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1790 to 4660 | |
| 120 to 370 |
| Stiffness to Weight: Axial, points | 4.7 | |
| 10 |
| Stiffness to Weight: Bending, points | 12 | |
| 21 |
| Strength to Weight: Axial, points | 18 to 27 | |
| 17 to 20 |
| Strength to Weight: Bending, points | 15 to 20 | |
| 17 to 18 |
| Thermal Shock Resistance, points | 41 to 61 | |
| 17 to 20 |
Alloy Composition
| Carbon (C), % | 0 | |
| 0 to 0.3 |
| Copper (Cu), % | 13.5 to 14.5 | |
| 28 to 34 |
| Gold (Au), % | 9.5 to 10.5 | |
| 0 |
| Iron (Fe), % | 0 | |
| 0 to 2.5 |
| Manganese (Mn), % | 0 | |
| 0 to 2.0 |
| Nickel (Ni), % | 0 | |
| 63 to 72 |
| Palladium (Pd), % | 34 to 36 | |
| 0 |
| Platinum (Pt), % | 9.5 to 10.5 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0 to 0.5 |
| Silver (Ag), % | 29 to 31 | |
| 0 |
| Sulfur (S), % | 0 | |
| 0.025 to 0.060 |
| Zinc (Zn), % | 0.8 to 1.2 | |
| 0 |
| Residuals, % | 0 to 0.3 | |
| 0 |