ASTM B817 Type I vs. Grade 704C Zirconium
ASTM B817 type I belongs to the titanium alloys classification, while grade 704C 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 ASTM B817 type I and the bottom bar is grade 704C zirconium.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 97 |
| Elongation at Break, % | 4.0 to 13 | |
| 11 |
| Poisson's Ratio | 0.32 | |
| 0.34 |
| Shear Modulus, GPa | 40 | |
| 36 |
| Tensile Strength: Ultimate (UTS), MPa | 770 to 960 | |
| 470 |
| Tensile Strength: Yield (Proof), MPa | 700 to 860 | |
| 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 410 | |
| 240 |
| Specific Heat Capacity, J/kg-K | 560 | |
| 270 |
| Thermal Conductivity, W/m-K | 7.1 | |
| 21 |
| Thermal Expansion, µm/m-K | 9.6 | |
| 5.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 4.4 | |
| 6.7 |
| Embodied Water, L/kg | 200 | |
| 460 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 30 to 120 | |
| 48 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 2310 to 3540 | |
| 490 |
| Stiffness to Weight: Axial, points | 13 | |
| 8.1 |
| Stiffness to Weight: Bending, points | 35 | |
| 23 |
| Strength to Weight: Axial, points | 48 to 60 | |
| 20 |
| Strength to Weight: Bending, points | 42 to 49 | |
| 20 |
| Thermal Diffusivity, mm2/s | 2.9 | |
| 12 |
| Thermal Shock Resistance, points | 54 to 68 | |
| 58 |
Alloy Composition
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| Aluminum (Al), % | 5.5 to 6.8 | |
| 0 |
| Carbon (C), % | 0 to 0.1 | |
| 0 to 0.1 |
| Chlorine (Cl), % | 0 to 0.2 | |
| 0 |
| Hafnium (Hf), % | 0 | |
| 0 to 4.5 |
| Hydrogen (H), % | 0 to 0.015 | |
| 0 to 0.0050 |
| Iron (Fe), % | 0 to 0.4 | |
| 0 to 0.3 |
| Nitrogen (N), % | 0 to 0.040 | |
| 0 to 0.030 |
| Oxygen (O), % | 0 to 0.3 | |
| 0 to 0.3 |
| Phosphorus (P), % | 0 | |
| 0 to 0.010 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 |
| Sodium (Na), % | 0 to 0.2 | |
| 0 |
| Tin (Sn), % | 0 | |
| 1.0 to 2.0 |
| Titanium (Ti), % | 87 to 91 | |
| 0 |
| Vanadium (V), % | 3.5 to 4.5 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 92.9 to 99 |
| Residuals, % | 0 to 0.4 | |
| 0 |