Class 1 Tungsten vs. AISI 202 Stainless Steel
Class 1 tungsten belongs to the otherwise unclassified metals classification, while AISI 202 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is class 1 tungsten and the bottom bar is AISI 202 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 250 | |
| 200 |
| Elongation at Break, % | 5.7 | |
| 14 to 45 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 98 | |
| 77 |
| Tensile Strength: Ultimate (UTS), MPa | 860 | |
| 700 to 980 |
| Tensile Strength: Yield (Proof), MPa | 580 | |
| 310 to 580 |
Thermal Properties
| Latent Heat of Fusion, J/g | 160 | |
| 290 |
| Specific Heat Capacity, J/kg-K | 120 | |
| 480 |
| Thermal Conductivity, W/m-K | 21 | |
| 15 |
| Thermal Expansion, µm/m-K | 5.1 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 12 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 7.4 | |
| 2.9 |
Otherwise Unclassified Properties
| Density, g/cm3 | 15 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 22 | |
| 2.8 |
| Embodied Energy, MJ/kg | 340 | |
| 40 |
| Embodied Water, L/kg | 140 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 44 | |
| 120 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 660 | |
| 250 to 840 |
| Stiffness to Weight: Axial, points | 9.6 | |
| 14 |
| Stiffness to Weight: Bending, points | 14 | |
| 25 |
| Strength to Weight: Axial, points | 16 | |
| 25 to 35 |
| Strength to Weight: Bending, points | 14 | |
| 23 to 29 |
| Thermal Diffusivity, mm2/s | 12 | |
| 4.0 |
| Thermal Shock Resistance, points | 48 | |
| 15 to 21 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0 to 0.15 |
| Chromium (Cr), % | 0 | |
| 17 to 19 |
| Iron (Fe), % | 0 | |
| 63.5 to 71.5 |
| Manganese (Mn), % | 0 | |
| 7.5 to 10 |
| Nickel (Ni), % | 0 | |
| 4.0 to 6.0 |
| Nitrogen (N), % | 0 | |
| 0 to 0.25 |
| Phosphorus (P), % | 0 | |
| 0 to 0.060 |
| Silicon (Si), % | 0 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.030 |
| Tungsten (W), % | 90 | |
| 0 |
| Residuals, % | 10 | |
| 0 |