Class 4 Tungsten vs. C14510 Copper
Class 4 tungsten belongs to the otherwise unclassified metals classification, while C14510 copper belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is class 4 tungsten and the bottom bar is C14510 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 270 | |
| 120 |
| Elongation at Break, % | 2.3 | |
| 9.1 to 9.6 |
| Poisson's Ratio | 0.28 | |
| 0.34 |
| Shear Modulus, GPa | 110 | |
| 43 |
| Tensile Strength: Ultimate (UTS), MPa | 790 | |
| 300 to 320 |
| Tensile Strength: Yield (Proof), MPa | 580 | |
| 230 to 250 |
Thermal Properties
| Latent Heat of Fusion, J/g | 170 | |
| 210 |
| Specific Heat Capacity, J/kg-K | 130 | |
| 390 |
| Thermal Conductivity, W/m-K | 30 | |
| 360 |
| Thermal Expansion, µm/m-K | 4.5 | |
| 17 |
Otherwise Unclassified Properties
| Density, g/cm3 | 16 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 24 | |
| 2.6 |
| Embodied Energy, MJ/kg | 360 | |
| 42 |
| Embodied Water, L/kg | 150 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 16 | |
| 25 to 29 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 620 | |
| 230 to 280 |
| Stiffness to Weight: Axial, points | 9.6 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 14 | |
| 18 |
| Strength to Weight: Axial, points | 14 | |
| 9.2 to 10 |
| Strength to Weight: Bending, points | 12 | |
| 11 to 12 |
| Thermal Diffusivity, mm2/s | 15 | |
| 100 |
| Thermal Shock Resistance, points | 46 | |
| 11 to 12 |
Alloy Composition
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| Copper (Cu), % | 0 | |
| 99.15 to 99.69 |
| Lead (Pb), % | 0 | |
| 0 to 0.050 |
| Phosphorus (P), % | 0 | |
| 0.010 to 0.030 |
| Tellurium (Te), % | 0 | |
| 0.3 to 0.7 |
| Tungsten (W), % | 97 | |
| 0 |
| Residuals, % | 3.0 | |
| 0 |