R05240 Alloy vs. EN 1.5525 Steel
R05240 alloy belongs to the otherwise unclassified metals classification, while EN 1.5525 steel belongs to the iron alloys. There are 18 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 R05240 alloy and the bottom bar is EN 1.5525 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 150 | |
| 190 |
| Elongation at Break, % | 25 | |
| 11 to 21 |
| Poisson's Ratio | 0.36 | |
| 0.29 |
| Shear Modulus, GPa | 57 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 270 | |
| 440 to 1440 |
| Tensile Strength: Yield (Proof), MPa | 170 | |
| 300 to 490 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 190 | |
| 470 |
| Thermal Expansion, µm/m-K | 6.8 | |
| 13 |
Otherwise Unclassified Properties
| Density, g/cm3 | 14 | |
| 7.8 |
| Embodied Water, L/kg | 460 | |
| 48 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 59 | |
| 44 to 240 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 90 | |
| 240 to 640 |
| Stiffness to Weight: Axial, points | 6.3 | |
| 13 |
| Stiffness to Weight: Bending, points | 13 | |
| 24 |
| Strength to Weight: Axial, points | 5.4 | |
| 16 to 51 |
| Strength to Weight: Bending, points | 6.8 | |
| 16 to 36 |
| Thermal Shock Resistance, points | 18 | |
| 13 to 42 |
Alloy Composition
| Boron (B), % | 0 | |
| 0.00080 to 0.0050 |
| Carbon (C), % | 0 to 0.010 | |
| 0.18 to 0.23 |
| Chromium (Cr), % | 0 | |
| 0 to 0.3 |
| Copper (Cu), % | 0 | |
| 0 to 0.25 |
| Hydrogen (H), % | 0 to 0.0015 | |
| 0 |
| Iron (Fe), % | 0 to 0.010 | |
| 97.7 to 98.9 |
| Manganese (Mn), % | 0 | |
| 0.9 to 1.2 |
| Molybdenum (Mo), % | 0 to 0.020 | |
| 0 |
| Nickel (Ni), % | 0 to 0.010 | |
| 0 |
| Niobium (Nb), % | 35 to 42 | |
| 0 |
| Nitrogen (N), % | 0 to 0.010 | |
| 0 |
| Oxygen (O), % | 0 to 0.020 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.0050 | |
| 0 to 0.3 |
| Sulfur (S), % | 0 | |
| 0 to 0.025 |
| Tantalum (Ta), % | 57.9 to 65 | |
| 0 |
| Titanium (Ti), % | 0 to 0.010 | |
| 0 |
| Tungsten (W), % | 0 to 0.050 | |
| 0 |