S45503 Stainless Steel vs. ASTM B540 Palladium
S45503 stainless steel belongs to the iron alloys classification, while ASTM B540 palladium belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.
For each property being compared, the top bar is S45503 stainless steel and the bottom bar is ASTM B540 palladium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 110 |
| Elongation at Break, % | 4.6 to 6.8 | |
| 1.1 to 14 |
| Fatigue Strength, MPa | 710 to 800 | |
| 350 |
| Poisson's Ratio | 0.28 | |
| 0.38 |
| Shear Modulus, GPa | 75 | |
| 39 |
| Shear Strength, MPa | 940 to 1070 | |
| 500 to 700 |
| Tensile Strength: Ultimate (UTS), MPa | 1610 to 1850 | |
| 830 to 1240 |
| Tensile Strength: Yield (Proof), MPa | 1430 to 1700 | |
| 620 to 1000 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 140 |
| Melting Completion (Liquidus), °C | 1440 | |
| 1220 |
| Melting Onset (Solidus), °C | 1400 | |
| 1020 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 240 |
| Thermal Expansion, µm/m-K | 11 | |
| 14 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.9 | |
| 13 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 82 to 110 | |
| 13 to 100 |
| Stiffness to Weight: Axial, points | 14 | |
| 4.7 |
| Stiffness to Weight: Bending, points | 24 | |
| 12 |
| Strength to Weight: Axial, points | 57 to 65 | |
| 18 to 27 |
| Strength to Weight: Bending, points | 39 to 43 | |
| 15 to 20 |
| Thermal Shock Resistance, points | 56 to 64 | |
| 41 to 61 |
Alloy Composition
| Carbon (C), % | 0 to 0.010 | |
| 0 |
| Chromium (Cr), % | 11 to 12.5 | |
| 0 |
| Copper (Cu), % | 1.5 to 2.5 | |
| 13.5 to 14.5 |
| Gold (Au), % | 0 | |
| 9.5 to 10.5 |
| Iron (Fe), % | 72.4 to 78.9 | |
| 0 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0 |
| Molybdenum (Mo), % | 0 to 0.5 | |
| 0 |
| Nickel (Ni), % | 7.5 to 9.5 | |
| 0 |
| Niobium (Nb), % | 0.1 to 0.5 | |
| 0 |
| Palladium (Pd), % | 0 | |
| 34 to 36 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 |
| Platinum (Pt), % | 0 | |
| 9.5 to 10.5 |
| Silicon (Si), % | 0 to 0.2 | |
| 0 |
| Silver (Ag), % | 0 | |
| 29 to 31 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 |
| Titanium (Ti), % | 1.0 to 1.4 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0.8 to 1.2 |
| Residuals, % | 0 | |
| 0 to 0.3 |