EN 1.1181 Steel vs. Low-oxygen Zirconium
EN 1.1181 steel belongs to the iron alloys classification, while low-oxygen zirconium belongs to the otherwise unclassified metals. There are 20 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 1.1181 steel and the bottom bar is low-oxygen zirconium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 98 |
| Elongation at Break, % | 19 to 20 | |
| 23 |
| Poisson's Ratio | 0.29 | |
| 0.34 |
| Shear Modulus, GPa | 73 | |
| 37 |
| Tensile Strength: Ultimate (UTS), MPa | 560 to 620 | |
| 330 |
| Tensile Strength: Yield (Proof), MPa | 280 to 380 | |
| 270 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 270 |
| Thermal Conductivity, W/m-K | 42 | |
| 22 |
| Thermal Expansion, µm/m-K | 11 | |
| 5.7 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.8 | |
| 6.7 |
| Embodied Water, L/kg | 47 | |
| 450 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 90 to 110 | |
| 70 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 to 380 | |
| 370 |
| Stiffness to Weight: Axial, points | 13 | |
| 8.1 |
| Stiffness to Weight: Bending, points | 24 | |
| 23 |
| Strength to Weight: Axial, points | 20 to 22 | |
| 14 |
| Strength to Weight: Bending, points | 19 to 21 | |
| 16 |
| Thermal Diffusivity, mm2/s | 11 | |
| 12 |
| Thermal Shock Resistance, points | 19 to 21 | |
| 42 |
Alloy Composition
| Carbon (C), % | 0.32 to 0.39 | |
| 0 to 0.050 |
| Chromium (Cr), % | 0 to 0.4 | |
| 0 to 0.2 |
| Hafnium (Hf), % | 0 | |
| 0 to 4.5 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0050 |
| Iron (Fe), % | 97.4 to 99.18 | |
| 0 to 0.2 |
| Manganese (Mn), % | 0.5 to 0.8 | |
| 0 |
| Molybdenum (Mo), % | 0 to 0.1 | |
| 0 |
| Nickel (Ni), % | 0 to 0.4 | |
| 0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.025 |
| Oxygen (O), % | 0 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 |
| Silicon (Si), % | 0 to 0.4 | |
| 0 |
| Sulfur (S), % | 0 to 0.035 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 94.7 to 100 |