Class 1 Tungsten vs. EN 1.1127 Steel
Class 1 tungsten belongs to the otherwise unclassified metals classification, while EN 1.1127 steel belongs to the iron alloys. There are 24 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 1 tungsten and the bottom bar is EN 1.1127 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 250 | |
190 |
Elongation at Break, % | 5.7 | |
14 to 25 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 98 | |
73 |
Tensile Strength: Ultimate (UTS), MPa | 860 | |
660 to 790 |
Tensile Strength: Yield (Proof), MPa | 580 | |
410 to 580 |
Thermal Properties
Latent Heat of Fusion, J/g | 160 | |
250 |
Specific Heat Capacity, J/kg-K | 120 | |
470 |
Thermal Conductivity, W/m-K | 21 | |
49 |
Thermal Expansion, µm/m-K | 5.1 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 12 | |
7.3 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 7.4 | |
8.4 |
Otherwise Unclassified Properties
Density, g/cm3 | 15 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 22 | |
1.5 |
Embodied Energy, MJ/kg | 340 | |
19 |
Embodied Water, L/kg | 140 | |
49 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 44 | |
90 to 140 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 660 | |
440 to 880 |
Stiffness to Weight: Axial, points | 9.6 | |
13 |
Stiffness to Weight: Bending, points | 14 | |
24 |
Strength to Weight: Axial, points | 16 | |
23 to 28 |
Strength to Weight: Bending, points | 14 | |
22 to 24 |
Thermal Diffusivity, mm2/s | 12 | |
13 |
Thermal Shock Resistance, points | 48 | |
21 to 25 |
Alloy Composition
Carbon (C), % | 0 | |
0.34 to 0.42 |
Chromium (Cr), % | 0 | |
0 to 0.4 |
Iron (Fe), % | 0 | |
96.6 to 98.1 |
Manganese (Mn), % | 0 | |
1.4 to 1.7 |
Molybdenum (Mo), % | 0 | |
0 to 0.1 |
Nickel (Ni), % | 0 | |
0 to 0.4 |
Phosphorus (P), % | 0 | |
0 to 0.035 |
Silicon (Si), % | 0 | |
0.15 to 0.35 |
Sulfur (S), % | 0 | |
0 to 0.035 |
Tungsten (W), % | 90 | |
0 |
Residuals, % | 10 | |
0 |