EN 1.0644 Steel vs. Class 1 Tungsten
EN 1.0644 steel belongs to the iron alloys classification, while class 1 tungsten belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is EN 1.0644 steel and the bottom bar is class 1 tungsten.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
250 |
Elongation at Break, % | 17 | |
5.7 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 73 | |
98 |
Tensile Strength: Ultimate (UTS), MPa | 690 | |
860 |
Tensile Strength: Yield (Proof), MPa | 570 | |
580 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
160 |
Specific Heat Capacity, J/kg-K | 470 | |
120 |
Thermal Conductivity, W/m-K | 47 | |
21 |
Thermal Expansion, µm/m-K | 12 | |
5.1 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.4 | |
12 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.5 | |
7.4 |
Otherwise Unclassified Properties
Density, g/cm3 | 7.8 | |
15 |
Embodied Carbon, kg CO2/kg material | 1.8 | |
22 |
Embodied Energy, MJ/kg | 24 | |
340 |
Embodied Water, L/kg | 50 | |
140 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
44 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 870 | |
660 |
Stiffness to Weight: Axial, points | 13 | |
9.6 |
Stiffness to Weight: Bending, points | 24 | |
14 |
Strength to Weight: Axial, points | 24 | |
16 |
Strength to Weight: Bending, points | 22 | |
14 |
Thermal Diffusivity, mm2/s | 13 | |
12 |
Thermal Shock Resistance, points | 22 | |
48 |
Alloy Composition
Aluminum (Al), % | 0.010 to 0.050 | |
0 |
Carbon (C), % | 0.16 to 0.22 | |
0 |
Chromium (Cr), % | 0 to 0.3 | |
0 |
Copper (Cu), % | 0 to 0.3 | |
0 |
Iron (Fe), % | 96.1 to 98.4 | |
0 |
Manganese (Mn), % | 1.3 to 1.7 | |
0 |
Molybdenum (Mo), % | 0 to 0.080 | |
0 |
Nickel (Ni), % | 0 to 0.4 | |
0 |
Niobium (Nb), % | 0 to 0.070 | |
0 |
Nitrogen (N), % | 0 to 0.020 | |
0 |
Phosphorus (P), % | 0 to 0.030 | |
0 |
Silicon (Si), % | 0.1 to 0.5 | |
0 |
Sulfur (S), % | 0 to 0.035 | |
0 |
Titanium (Ti), % | 0 to 0.050 | |
0 |
Tungsten (W), % | 0 | |
90 |
Vanadium (V), % | 0.080 to 0.15 | |
0 |
Residuals, % | 0 | |
10 |