EN 1.6220 Steel vs. R60705 Alloy
EN 1.6220 steel belongs to the iron alloys classification, while R60705 alloy belongs to the otherwise unclassified metals. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is EN 1.6220 steel and the bottom bar is R60705 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 98 |
| Elongation at Break, % | 23 to 25 | |
| 18 |
| Fatigue Strength, MPa | 240 to 250 | |
| 290 |
| Poisson's Ratio | 0.29 | |
| 0.34 |
| Shear Modulus, GPa | 73 | |
| 37 |
| Tensile Strength: Ultimate (UTS), MPa | 550 to 580 | |
| 540 |
| Tensile Strength: Yield (Proof), MPa | 340 | |
| 430 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 270 |
| Thermal Conductivity, W/m-K | 52 | |
| 17 |
| Thermal Expansion, µm/m-K | 13 | |
| 6.3 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 6.7 |
| Embodied Water, L/kg | 48 | |
| 450 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 120 | |
| 90 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 300 to 310 | |
| 950 |
| Stiffness to Weight: Axial, points | 13 | |
| 8.1 |
| Stiffness to Weight: Bending, points | 24 | |
| 23 |
| Strength to Weight: Axial, points | 19 to 20 | |
| 22 |
| Strength to Weight: Bending, points | 19 to 20 | |
| 22 |
| Thermal Diffusivity, mm2/s | 14 | |
| 9.5 |
| Thermal Shock Resistance, points | 16 to 17 | |
| 63 |
Alloy Composition
| Carbon (C), % | 0.17 to 0.23 | |
| 0 to 0.050 |
| Chromium (Cr), % | 0 | |
| 0 to 0.2 |
| Hafnium (Hf), % | 0 | |
| 0 to 4.5 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0050 |
| Iron (Fe), % | 96.7 to 98.8 | |
| 0 to 0.2 |
| Manganese (Mn), % | 1.0 to 1.6 | |
| 0 |
| Nickel (Ni), % | 0 to 0.8 | |
| 0 |
| Niobium (Nb), % | 0 | |
| 2.0 to 3.0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.025 |
| Oxygen (O), % | 0 | |
| 0 to 0.18 |
| Phosphorus (P), % | 0 to 0.020 | |
| 0 |
| Silicon (Si), % | 0 to 0.6 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 91 to 98 |