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Class 3 Tungsten vs. EN 1.8879 Steel

Class 3 tungsten belongs to the otherwise unclassified metals classification, while EN 1.8879 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 3 tungsten and the bottom bar is EN 1.8879 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 270
190
Elongation at Break, % 3.4
16
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 100
73
Tensile Strength: Ultimate (UTS), MPa 830
830
Tensile Strength: Yield (Proof), MPa 580
710

Thermal Properties

Latent Heat of Fusion, J/g 170
260
Specific Heat Capacity, J/kg-K 120
470
Thermal Conductivity, W/m-K 30
40
Thermal Expansion, µm/m-K 4.5
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
8.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
9.3

Otherwise Unclassified Properties

Density, g/cm3 15
7.8
Embodied Carbon, kg CO2/kg material 23
1.9
Embodied Energy, MJ/kg 360
26
Embodied Water, L/kg 150
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25
120
Resilience: Unit (Modulus of Resilience), kJ/m3 630
1320
Stiffness to Weight: Axial, points 9.6
13
Stiffness to Weight: Bending, points 14
24
Strength to Weight: Axial, points 15
29
Strength to Weight: Bending, points 13
25
Thermal Diffusivity, mm2/s 15
11
Thermal Shock Resistance, points 49
24

Alloy Composition

Boron (B), % 0
0 to 0.0050
Carbon (C), % 0
0 to 0.2
Chromium (Cr), % 0
0 to 1.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 0
91.9 to 100
Manganese (Mn), % 0
0 to 1.7
Molybdenum (Mo), % 0
0 to 0.7
Nickel (Ni), % 0
0 to 2.5
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.8
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
0 to 0.050
Tungsten (W), % 95
0
Vanadium (V), % 0
0 to 0.12
Zirconium (Zr), % 0
0 to 0.15
Residuals, % 5.0
0