EN 1.7220 Steel vs. R60804 Alloy
EN 1.7220 steel belongs to the iron alloys classification, while R60804 alloy belongs to the otherwise unclassified metals. There are 16 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 EN 1.7220 steel and the bottom bar is R60804 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 98 |
| Poisson's Ratio | 0.29 | |
| 0.34 |
| Shear Modulus, GPa | 73 | |
| 36 |
| Tensile Strength: Ultimate (UTS), MPa | 520 to 1720 | |
| 430 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 270 |
| Thermal Conductivity, W/m-K | 44 | |
| 22 |
| Thermal Expansion, µm/m-K | 13 | |
| 6.0 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 6.5 |
| Embodied Water, L/kg | 51 | |
| 290 |
Common Calculations
| Stiffness to Weight: Axial, points | 13 | |
| 8.3 |
| Stiffness to Weight: Bending, points | 24 | |
| 23 |
| Strength to Weight: Axial, points | 18 to 61 | |
| 18 |
| Strength to Weight: Bending, points | 18 to 41 | |
| 19 |
| Thermal Diffusivity, mm2/s | 12 | |
| 12 |
| Thermal Shock Resistance, points | 15 to 50 | |
| 53 |
Alloy Composition
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| Carbon (C), % | 0.3 to 0.37 | |
| 0 |
| Chromium (Cr), % | 0.9 to 1.2 | |
| 0.070 to 0.13 |
| Iron (Fe), % | 96.8 to 98.1 | |
| 0.18 to 0.24 |
| Manganese (Mn), % | 0.6 to 0.9 | |
| 0 |
| Molybdenum (Mo), % | 0.15 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 |
| Tin (Sn), % | 0 | |
| 1.2 to 1.7 |
| Zirconium (Zr), % | 0 | |
| 97.8 to 98.6 |
| Residuals, % | 0 | |
| 0 to 0.12 |