Grade 704C Zirconium vs. AISI 304L Stainless Steel
Grade 704C zirconium belongs to the otherwise unclassified metals classification, while AISI 304L stainless steel belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.
For each property being compared, the top bar is grade 704C zirconium and the bottom bar is AISI 304L stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 210 | |
| 160 to 350 |
| Elastic (Young's, Tensile) Modulus, GPa | 97 | |
| 200 |
| Elongation at Break, % | 11 | |
| 6.7 to 46 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Rockwell B Hardness | 85 | |
| 79 |
| Shear Modulus, GPa | 36 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 470 | |
| 540 to 1160 |
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 190 to 870 |
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 290 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 480 |
| Thermal Conductivity, W/m-K | 21 | |
| 16 |
| Thermal Expansion, µm/m-K | 5.9 | |
| 17 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.7 | |
| 7.8 |
| Embodied Water, L/kg | 460 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 48 | |
| 71 to 240 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 490 | |
| 92 to 1900 |
| Stiffness to Weight: Axial, points | 8.1 | |
| 14 |
| Stiffness to Weight: Bending, points | 23 | |
| 25 |
| Strength to Weight: Axial, points | 20 | |
| 19 to 41 |
| Strength to Weight: Bending, points | 20 | |
| 19 to 31 |
| Thermal Diffusivity, mm2/s | 12 | |
| 4.2 |
| Thermal Shock Resistance, points | 58 | |
| 12 to 25 |
Alloy Composition
| Carbon (C), % | 0 to 0.1 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 18 to 20 |
| Hafnium (Hf), % | 0 to 4.5 | |
| 0 |
| Hydrogen (H), % | 0 to 0.0050 | |
| 0 |
| Iron (Fe), % | 0 to 0.3 | |
| 65 to 74 |
| Manganese (Mn), % | 0 | |
| 0 to 2.0 |
| Nickel (Ni), % | 0 | |
| 8.0 to 12 |
| Nitrogen (N), % | 0 to 0.030 | |
| 0 to 0.1 |
| Oxygen (O), % | 0 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tin (Sn), % | 1.0 to 2.0 | |
| 0 |
| Zirconium (Zr), % | 92.9 to 99 | |
| 0 |