Grade 704C Zirconium vs. EN 1.4594 Stainless Steel
Grade 704C zirconium belongs to the otherwise unclassified metals classification, while EN 1.4594 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 704C zirconium and the bottom bar is EN 1.4594 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 97 | |
| 200 |
| Elongation at Break, % | 11 | |
| 11 to 17 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Shear Modulus, GPa | 36 | |
| 76 |
| Tensile Strength: Ultimate (UTS), MPa | 470 | |
| 1020 to 1170 |
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 810 to 1140 |
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 280 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 470 |
| Thermal Conductivity, W/m-K | 21 | |
| 16 |
| Thermal Expansion, µm/m-K | 5.9 | |
| 11 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.7 | |
| 7.9 |
| Embodied Water, L/kg | 460 | |
| 130 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 48 | |
| 110 to 190 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 490 | |
| 1660 to 3320 |
| Stiffness to Weight: Axial, points | 8.1 | |
| 14 |
| Stiffness to Weight: Bending, points | 23 | |
| 25 |
| Strength to Weight: Axial, points | 20 | |
| 36 to 41 |
| Strength to Weight: Bending, points | 20 | |
| 29 to 31 |
| Thermal Diffusivity, mm2/s | 12 | |
| 4.4 |
| Thermal Shock Resistance, points | 58 | |
| 34 to 39 |
Alloy Composition
| Carbon (C), % | 0 to 0.1 | |
| 0 to 0.070 |
| Chromium (Cr), % | 0 | |
| 13 to 15 |
| Copper (Cu), % | 0 | |
| 1.2 to 2.0 |
| Hafnium (Hf), % | 0 to 4.5 | |
| 0 |
| Hydrogen (H), % | 0 to 0.0050 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 72.6 to 79.5 |
| Manganese (Mn), % | 0 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 1.2 to 2.0 |
| Nickel (Ni), % | 0 | |
| 5.0 to 6.0 |
| Niobium (Nb), % | 0 | |
| 0.15 to 0.6 |
| 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 0.7 |
| Sulfur (S), % | 0 | |
| 0 to 0.015 |
| Tin (Sn), % | 1.0 to 2.0 | |
| 0 |
| Zirconium (Zr), % | 92.9 to 99 | |
| 0 |