Grade 350 Maraging Steel vs. ASTM B540 Palladium
Grade 350 maraging steel belongs to the iron alloys classification, while ASTM B540 palladium belongs to the otherwise unclassified metals. There are 19 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 grade 350 maraging 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, % | 4.1 to 18 | |
| 1.1 to 14 |
| Poisson's Ratio | 0.3 | |
| 0.38 |
| Shear Modulus, GPa | 75 | |
| 39 |
| Shear Strength, MPa | 710 to 1400 | |
| 500 to 700 |
| Tensile Strength: Ultimate (UTS), MPa | 1140 to 2420 | |
| 830 to 1240 |
| Tensile Strength: Yield (Proof), MPa | 830 to 2300 | |
| 620 to 1000 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 140 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1220 |
| Melting Onset (Solidus), °C | 1420 | |
| 1020 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 240 |
| Thermal Expansion, µm/m-K | 12 | |
| 14 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.2 | |
| 13 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 98 to 190 | |
| 13 to 100 |
| Stiffness to Weight: Axial, points | 13 | |
| 4.7 |
| Stiffness to Weight: Bending, points | 23 | |
| 12 |
| Strength to Weight: Axial, points | 38 to 82 | |
| 18 to 27 |
| Strength to Weight: Bending, points | 29 to 49 | |
| 15 to 20 |
| Thermal Shock Resistance, points | 35 to 74 | |
| 41 to 61 |
Alloy Composition
| Aluminum (Al), % | 0.050 to 0.15 | |
| 0 |
| Boron (B), % | 0 to 0.0030 | |
| 0 |
| Calcium (Ca), % | 0 to 0.050 | |
| 0 |
| Carbon (C), % | 0 to 0.030 | |
| 0 |
| Cobalt (Co), % | 11.5 to 12.5 | |
| 0 |
| Copper (Cu), % | 0 | |
| 13.5 to 14.5 |
| Gold (Au), % | 0 | |
| 9.5 to 10.5 |
| Iron (Fe), % | 61.2 to 64.6 | |
| 0 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 |
| Molybdenum (Mo), % | 4.6 to 5.2 | |
| 0 |
| Nickel (Ni), % | 18 to 19 | |
| 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 0.1 | |
| 0 |
| Silver (Ag), % | 0 | |
| 29 to 31 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 |
| Titanium (Ti), % | 1.3 to 1.6 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 0.8 to 1.2 |
| Zirconium (Zr), % | 0 to 0.020 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.3 |