EN 1.7221 Steel vs. 60Cr-40Ni Alloy
EN 1.7221 steel belongs to the iron alloys classification, while 60Cr-40Ni alloy 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 EN 1.7221 steel and the bottom bar is 60Cr-40Ni alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 220 |
| Poisson's Ratio | 0.29 | |
| 0.25 |
| Shear Modulus, GPa | 73 | |
| 87 |
| Tensile Strength: Ultimate (UTS), MPa | 650 to 780 | |
| 870 |
| Tensile Strength: Yield (Proof), MPa | 430 to 630 | |
| 660 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 370 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 490 |
| Thermal Expansion, µm/m-K | 13 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.4 | |
| 49 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 7.4 |
| Embodied Energy, MJ/kg | 20 | |
| 110 |
| Embodied Water, L/kg | 51 | |
| 380 |
Common Calculations
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 490 to 1050 | |
| 1000 |
| Stiffness to Weight: Axial, points | 13 | |
| 16 |
| Stiffness to Weight: Bending, points | 24 | |
| 26 |
| Strength to Weight: Axial, points | 23 to 27 | |
| 31 |
| Strength to Weight: Bending, points | 21 to 24 | |
| 26 |
| Thermal Shock Resistance, points | 19 to 23 | |
| 18 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.25 |
| Carbon (C), % | 0.22 to 0.29 | |
| 0 to 0.1 |
| Chromium (Cr), % | 0.8 to 1.2 | |
| 58 to 62 |
| Iron (Fe), % | 96.8 to 98.3 | |
| 0 to 1.0 |
| Manganese (Mn), % | 0.5 to 0.8 | |
| 0 to 0.3 |
| Molybdenum (Mo), % | 0.15 to 0.3 | |
| 0 |
| Nickel (Ni), % | 0 | |
| 34.5 to 42 |
| Nitrogen (N), % | 0 | |
| 0 to 0.3 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 to 0.020 |
| Silicon (Si), % | 0 to 0.6 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.020 |
| Titanium (Ti), % | 0 | |
| 0 to 0.5 |