ASTM B540 Palladium vs. Nickel 625
ASTM B540 palladium belongs to the otherwise unclassified metals classification, while nickel 625 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 nickel 625.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 200 |
| Elongation at Break, % | 1.1 to 14 | |
| 33 to 34 |
| Fatigue Strength, MPa | 350 | |
| 240 to 320 |
| Poisson's Ratio | 0.38 | |
| 0.29 |
| Shear Modulus, GPa | 39 | |
| 79 |
| Shear Strength, MPa | 500 to 700 | |
| 530 to 600 |
| Tensile Strength: Ultimate (UTS), MPa | 830 to 1240 | |
| 790 to 910 |
| Tensile Strength: Yield (Proof), MPa | 620 to 1000 | |
| 320 to 450 |
Thermal Properties
| Latent Heat of Fusion, J/g | 140 | |
| 330 |
| Melting Completion (Liquidus), °C | 1220 | |
| 1350 |
| Melting Onset (Solidus), °C | 1020 | |
| 1290 |
| Specific Heat Capacity, J/kg-K | 240 | |
| 440 |
| Thermal Expansion, µm/m-K | 14 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 4.9 to 5.5 | |
| 1.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.5 to 3.9 | |
| 1.4 |
Otherwise Unclassified Properties
| Density, g/cm3 | 13 | |
| 8.6 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 13 to 100 | |
| 220 to 250 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1790 to 4660 | |
| 260 to 490 |
| Stiffness to Weight: Axial, points | 4.7 | |
| 13 |
| Stiffness to Weight: Bending, points | 12 | |
| 23 |
| Strength to Weight: Axial, points | 18 to 27 | |
| 26 to 29 |
| Strength to Weight: Bending, points | 15 to 20 | |
| 22 to 24 |
| Thermal Shock Resistance, points | 41 to 61 | |
| 22 to 25 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.4 |
| Carbon (C), % | 0 | |
| 0 to 0.1 |
| Chromium (Cr), % | 0 | |
| 20 to 23 |
| Cobalt (Co), % | 0 | |
| 0 to 1.0 |
| Copper (Cu), % | 13.5 to 14.5 | |
| 0 |
| Gold (Au), % | 9.5 to 10.5 | |
| 0 |
| Iron (Fe), % | 0 | |
| 0 to 5.0 |
| Manganese (Mn), % | 0 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0 | |
| 8.0 to 10 |
| Nickel (Ni), % | 0 | |
| 58 to 68.9 |
| Niobium (Nb), % | 0 | |
| 3.2 to 4.2 |
| Palladium (Pd), % | 34 to 36 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.015 |
| 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 0.015 |
| Titanium (Ti), % | 0 | |
| 0 to 0.4 |
| Zinc (Zn), % | 0.8 to 1.2 | |
| 0 |
| Residuals, % | 0 to 0.3 | |
| 0 |