Grade 704C Zirconium vs. EN 1.1191 Steel
Grade 704C zirconium belongs to the otherwise unclassified metals classification, while EN 1.1191 steel belongs to the iron alloys. There are 21 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 grade 704C zirconium and the bottom bar is EN 1.1191 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 210 | |
| 180 to 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 97 | |
| 190 |
| Elongation at Break, % | 11 | |
| 16 to 17 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 36 | |
| 72 |
| Tensile Strength: Ultimate (UTS), MPa | 470 | |
| 630 to 700 |
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 310 to 440 |
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 470 |
| Thermal Conductivity, W/m-K | 21 | |
| 48 |
| Thermal Expansion, µm/m-K | 5.9 | |
| 12 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.7 | |
| 7.8 |
| Embodied Water, L/kg | 460 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 48 | |
| 83 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 490 | |
| 260 to 510 |
| Stiffness to Weight: Axial, points | 8.1 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 20 | |
| 22 to 25 |
| Strength to Weight: Bending, points | 20 | |
| 21 to 22 |
| Thermal Diffusivity, mm2/s | 12 | |
| 13 |
| Thermal Shock Resistance, points | 58 | |
| 20 to 22 |
Alloy Composition
| Carbon (C), % | 0 to 0.1 | |
| 0.42 to 0.5 |
| Chromium (Cr), % | 0 | |
| 0 to 0.4 |
| Hafnium (Hf), % | 0 to 4.5 | |
| 0 |
| Hydrogen (H), % | 0 to 0.0050 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 97.3 to 99.08 |
| Manganese (Mn), % | 0 | |
| 0.5 to 0.8 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.1 |
| Nickel (Ni), % | 0 | |
| 0 to 0.4 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 |
| Oxygen (O), % | 0 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.035 |
| Silicon (Si), % | 0 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 | |
| 0 to 0.035 |
| Tin (Sn), % | 1.0 to 2.0 | |
| 0 |
| Zirconium (Zr), % | 92.9 to 99 | |
| 0 |