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Class 2 Tungsten vs. EN 1.3521 Steel

Class 2 tungsten belongs to the otherwise unclassified metals classification, while EN 1.3521 steel belongs to the iron alloys. There are 20 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 2 tungsten and the bottom bar is EN 1.3521 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 260
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 100
73
Tensile Strength: Ultimate (UTS), MPa 860
490 to 1390

Thermal Properties

Latent Heat of Fusion, J/g 160
250
Specific Heat Capacity, J/kg-K 120
470
Thermal Conductivity, W/m-K 20
45
Thermal Expansion, µm/m-K 4.6
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 7.8
8.4

Otherwise Unclassified Properties

Density, g/cm3 15
7.8
Embodied Carbon, kg CO2/kg material 23
1.5
Embodied Energy, MJ/kg 350
19
Embodied Water, L/kg 140
52

Common Calculations

Stiffness to Weight: Axial, points 9.6
13
Stiffness to Weight: Bending, points 14
24
Strength to Weight: Axial, points 16
17 to 49
Strength to Weight: Bending, points 13
18 to 35
Thermal Diffusivity, mm2/s 11
12
Thermal Shock Resistance, points 52
14 to 41

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Carbon (C), % 0
0.14 to 0.19
Chromium (Cr), % 0
0.8 to 1.1
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 0
96.8 to 98.2
Manganese (Mn), % 0
1.0 to 1.3
Oxygen (O), % 0
0 to 0.0020
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 92.5
0
Residuals, % 7.5
0