ASTM B540 Palladium vs. EN 1.6771 Steel
ASTM B540 palladium belongs to the otherwise unclassified metals classification, while EN 1.6771 steel belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is ASTM B540 palladium and the bottom bar is EN 1.6771 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 190 |
| Elongation at Break, % | 1.1 to 14 | |
| 8.0 to 8.7 |
| Fatigue Strength, MPa | 350 | |
| 440 to 680 |
| Poisson's Ratio | 0.38 | |
| 0.29 |
| Shear Modulus, GPa | 39 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 830 to 1240 | |
| 930 to 1180 |
| Tensile Strength: Yield (Proof), MPa | 620 to 1000 | |
| 740 to 1140 |
Thermal Properties
| Latent Heat of Fusion, J/g | 140 | |
| 250 |
| Melting Completion (Liquidus), °C | 1220 | |
| 1460 |
| Melting Onset (Solidus), °C | 1020 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 240 | |
| 470 |
| Thermal Expansion, µm/m-K | 14 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 4.9 to 5.5 | |
| 8.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.5 to 3.9 | |
| 9.2 |
Otherwise Unclassified Properties
| Density, g/cm3 | 13 | |
| 7.9 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 13 to 100 | |
| 75 to 93 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1790 to 4660 | |
| 1460 to 3450 |
| Stiffness to Weight: Axial, points | 4.7 | |
| 13 |
| Stiffness to Weight: Bending, points | 12 | |
| 24 |
| Strength to Weight: Axial, points | 18 to 27 | |
| 33 to 41 |
| Strength to Weight: Bending, points | 15 to 20 | |
| 27 to 31 |
| Thermal Shock Resistance, points | 41 to 61 | |
| 27 to 35 |
Alloy Composition
| Carbon (C), % | 0 | |
| 0.27 to 0.33 |
| Chromium (Cr), % | 0 | |
| 0.8 to 1.2 |
| Copper (Cu), % | 13.5 to 14.5 | |
| 0 |
| Gold (Au), % | 9.5 to 10.5 | |
| 0 |
| Iron (Fe), % | 0 | |
| 92.2 to 95 |
| Manganese (Mn), % | 0 | |
| 0.6 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 0.3 to 0.6 |
| Nickel (Ni), % | 0 | |
| 3.0 to 4.0 |
| Palladium (Pd), % | 34 to 36 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.030 |
| Platinum (Pt), % | 9.5 to 10.5 | |
| 0 |
| Silicon (Si), % | 0 | |
| 0 to 0.6 |
| Silver (Ag), % | 29 to 31 | |
| 0 |
| Sulfur (S), % | 0 | |
| 0 to 0.020 |
| Zinc (Zn), % | 0.8 to 1.2 | |
| 0 |
| Residuals, % | 0 to 0.3 | |
| 0 |