ASTM B540 Palladium vs. Monel 400
ASTM B540 palladium belongs to the otherwise unclassified metals classification, while Monel 400 belongs to the nickel alloys. There are 23 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 ASTM B540 palladium and the bottom bar is Monel 400.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 160 |
| Elongation at Break, % | 1.1 to 14 | |
| 20 to 40 |
| Fatigue Strength, MPa | 350 | |
| 230 to 290 |
| Poisson's Ratio | 0.38 | |
| 0.32 |
| Shear Modulus, GPa | 39 | |
| 62 |
| Shear Strength, MPa | 500 to 700 | |
| 370 to 490 |
| Tensile Strength: Ultimate (UTS), MPa | 830 to 1240 | |
| 540 to 780 |
| Tensile Strength: Yield (Proof), MPa | 620 to 1000 | |
| 210 to 590 |
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 | |
| 3.3 |
| 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 | |
| 140 to 180 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1790 to 4660 | |
| 140 to 1080 |
| 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 25 |
| Strength to Weight: Bending, points | 15 to 20 | |
| 17 to 21 |
| Thermal Shock Resistance, points | 41 to 61 | |
| 17 to 25 |
Alloy Composition
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| 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 to 0.024 |
| Zinc (Zn), % | 0.8 to 1.2 | |
| 0 |
| Residuals, % | 0 to 0.3 | |
| 0 |