ASTM A387 Grade 11 Steel vs. ASTM B540 Palladium
ASTM A387 grade 11 steel belongs to the iron alloys classification, while ASTM B540 palladium belongs to the otherwise unclassified metals. 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 A387 grade 11 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, % | 25 | |
| 1.1 to 14 |
| Fatigue Strength, MPa | 200 to 250 | |
| 350 |
| Poisson's Ratio | 0.29 | |
| 0.38 |
| Shear Modulus, GPa | 73 | |
| 39 |
| Shear Strength, MPa | 320 to 390 | |
| 500 to 700 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 600 | |
| 830 to 1240 |
| Tensile Strength: Yield (Proof), MPa | 270 to 350 | |
| 620 to 1000 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 140 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1220 |
| Melting Onset (Solidus), °C | 1420 | |
| 1020 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 240 |
| Thermal Expansion, µm/m-K | 13 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.4 | |
| 4.9 to 5.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.5 | |
| 3.5 to 3.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 13 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 100 to 130 | |
| 13 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 200 to 320 | |
| 1790 to 4660 |
| Stiffness to Weight: Axial, points | 13 | |
| 4.7 |
| Stiffness to Weight: Bending, points | 24 | |
| 12 |
| Strength to Weight: Axial, points | 18 to 21 | |
| 18 to 27 |
| Strength to Weight: Bending, points | 18 to 20 | |
| 15 to 20 |
| Thermal Shock Resistance, points | 15 to 18 | |
| 41 to 61 |
Alloy Composition
| Carbon (C), % | 0.050 to 0.17 | |
| 0 |
| Chromium (Cr), % | 1.0 to 1.5 | |
| 0 |
| Copper (Cu), % | 0 | |
| 13.5 to 14.5 |
| Gold (Au), % | 0 | |
| 9.5 to 10.5 |
| Iron (Fe), % | 96.2 to 97.6 | |
| 0 |
| Manganese (Mn), % | 0.4 to 0.65 | |
| 0 |
| Molybdenum (Mo), % | 0.45 to 0.65 | |
| 0 |
| Palladium (Pd), % | 0 | |
| 34 to 36 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 |
| Platinum (Pt), % | 0 | |
| 9.5 to 10.5 |
| Silicon (Si), % | 0.5 to 0.8 | |
| 0 |
| Silver (Ag), % | 0 | |
| 29 to 31 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0.8 to 1.2 |
| Residuals, % | 0 | |
| 0 to 0.3 |