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Class 3 Tungsten vs. S42035 Stainless Steel

Class 3 tungsten belongs to the otherwise unclassified metals classification, while S42035 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is class 3 tungsten and the bottom bar is S42035 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 270
200
Elongation at Break, % 3.4
18
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 100
77
Tensile Strength: Ultimate (UTS), MPa 830
630
Tensile Strength: Yield (Proof), MPa 580
430

Thermal Properties

Latent Heat of Fusion, J/g 170
280
Specific Heat Capacity, J/kg-K 120
480
Thermal Conductivity, W/m-K 30
27
Thermal Expansion, µm/m-K 4.5
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
3.2

Otherwise Unclassified Properties

Density, g/cm3 15
7.8
Embodied Carbon, kg CO2/kg material 23
2.4
Embodied Energy, MJ/kg 360
34
Embodied Water, L/kg 150
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25
100
Resilience: Unit (Modulus of Resilience), kJ/m3 630
460
Stiffness to Weight: Axial, points 9.6
14
Stiffness to Weight: Bending, points 14
25
Strength to Weight: Axial, points 15
22
Strength to Weight: Bending, points 13
21
Thermal Diffusivity, mm2/s 15
7.2
Thermal Shock Resistance, points 49
22

Alloy Composition

Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
13.5 to 15.5
Iron (Fe), % 0
78.1 to 85
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0.2 to 1.2
Nickel (Ni), % 0
1.0 to 2.5
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0
0.3 to 0.5
Tungsten (W), % 95
0
Residuals, % 5.0
0