Grade 705C Zirconium vs. EN 1.4419 Stainless Steel
Grade 705C zirconium belongs to the otherwise unclassified metals classification, while EN 1.4419 stainless steel belongs to the iron alloys. There are 20 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 grade 705C zirconium and the bottom bar is EN 1.4419 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 98 | |
| 200 |
| Elongation at Break, % | 13 | |
| 11 to 17 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Shear Modulus, GPa | 36 | |
| 76 |
| Tensile Strength: Ultimate (UTS), MPa | 540 | |
| 660 to 1590 |
| Tensile Strength: Yield (Proof), MPa | 390 | |
| 370 to 1240 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 280 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 480 |
| Thermal Conductivity, W/m-K | 18 | |
| 30 |
| Thermal Expansion, µm/m-K | 5.7 | |
| 11 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.7 | |
| 7.7 |
| Embodied Water, L/kg | 450 | |
| 110 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 66 | |
| 95 to 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 790 | |
| 350 to 3920 |
| Stiffness to Weight: Axial, points | 8.1 | |
| 14 |
| Stiffness to Weight: Bending, points | 23 | |
| 25 |
| Strength to Weight: Axial, points | 22 | |
| 24 to 57 |
| Strength to Weight: Bending, points | 22 | |
| 22 to 39 |
| Thermal Diffusivity, mm2/s | 9.9 | |
| 8.1 |
| Thermal Shock Resistance, points | 69 | |
| 23 to 55 |
Alloy Composition
| Carbon (C), % | 0 to 0.1 | |
| 0.36 to 0.42 |
| Chromium (Cr), % | 0 | |
| 13 to 14.5 |
| Hafnium (Hf), % | 0 to 4.5 | |
| 0 |
| Hydrogen (H), % | 0 to 0.0050 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 82 to 86 |
| Manganese (Mn), % | 0 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 0.6 to 1.0 |
| Niobium (Nb), % | 2.0 to 3.0 | |
| 0 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 |
| Oxygen (O), % | 0 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.015 |
| Zirconium (Zr), % | 91.9 to 98 | |
| 0 |