R60704 Alloy vs. EN 1.7231 Steel
R60704 alloy belongs to the otherwise unclassified metals classification, while EN 1.7231 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is R60704 alloy and the bottom bar is EN 1.7231 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 97 | |
| 190 |
| Elongation at Break, % | 16 | |
| 11 to 12 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 36 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 470 | |
| 790 to 930 |
| Tensile Strength: Yield (Proof), MPa | 270 | |
| 570 to 800 |
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 470 |
| Thermal Conductivity, W/m-K | 22 | |
| 46 |
| Thermal Expansion, µm/m-K | 6.0 | |
| 13 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.7 | |
| 7.8 |
| Embodied Water, L/kg | 460 | |
| 51 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 64 | |
| 87 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 370 | |
| 870 to 1700 |
| Stiffness to Weight: Axial, points | 8.1 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 20 | |
| 28 to 33 |
| Strength to Weight: Bending, points | 20 | |
| 24 to 27 |
| Thermal Diffusivity, mm2/s | 12 | |
| 12 |
| Thermal Shock Resistance, points | 58 | |
| 23 to 27 |
Alloy Composition
| Carbon (C), % | 0 to 0.050 | |
| 0.38 to 0.45 |
| Chromium (Cr), % | 0.2 to 0.4 | |
| 0.8 to 1.2 |
| Hafnium (Hf), % | 0 to 4.5 | |
| 0 |
| Hydrogen (H), % | 0 to 0.0050 | |
| 0 |
| Iron (Fe), % | 0.2 to 0.4 | |
| 96.4 to 98.1 |
| Manganese (Mn), % | 0 | |
| 0.6 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 0.15 to 0.3 |
| Nitrogen (N), % | 0 to 0.025 | |
| 0 |
| Oxygen (O), % | 0 to 0.18 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 | |
| 0 to 0.6 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tin (Sn), % | 1.0 to 2.0 | |
| 0 |
| Zirconium (Zr), % | 93 to 98.8 | |
| 0 |