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Class 1 Tungsten vs. EN 1.8872 Steel

Class 1 tungsten belongs to the otherwise unclassified metals classification, while EN 1.8872 steel belongs to the iron alloys. 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 class 1 tungsten and the bottom bar is EN 1.8872 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 250
190
Elongation at Break, % 5.7
21
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 98
73
Tensile Strength: Ultimate (UTS), MPa 860
610
Tensile Strength: Yield (Proof), MPa 580
450

Thermal Properties

Latent Heat of Fusion, J/g 160
250
Specific Heat Capacity, J/kg-K 120
470
Thermal Conductivity, W/m-K 21
39
Thermal Expansion, µm/m-K 5.1
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 7.4
8.6

Otherwise Unclassified Properties

Density, g/cm3 15
7.9
Embodied Carbon, kg CO2/kg material 22
1.7
Embodied Energy, MJ/kg 340
22
Embodied Water, L/kg 140
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 44
120
Resilience: Unit (Modulus of Resilience), kJ/m3 660
530
Stiffness to Weight: Axial, points 9.6
13
Stiffness to Weight: Bending, points 14
24
Strength to Weight: Axial, points 16
22
Strength to Weight: Bending, points 14
20
Thermal Diffusivity, mm2/s 12
10
Thermal Shock Resistance, points 48
18

Alloy Composition

Boron (B), % 0
0 to 0.0050
Carbon (C), % 0
0 to 0.18
Chromium (Cr), % 0
0 to 0.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 0
95.1 to 100
Manganese (Mn), % 0
0 to 1.7
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 1.0
Niobium (Nb), % 0
0 to 0.050
Nitrogen (N), % 0
0 to 0.015
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.0080
Titanium (Ti), % 0
0 to 0.030
Tungsten (W), % 90
0
Vanadium (V), % 0
0 to 0.080
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 10
0