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Class 3 Tungsten vs. S21460 Stainless Steel

Class 3 tungsten belongs to the otherwise unclassified metals classification, while S21460 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is class 3 tungsten and the bottom bar is S21460 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 270
200
Elongation at Break, % 3.4
46
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 100
77
Tensile Strength: Ultimate (UTS), MPa 830
830
Tensile Strength: Yield (Proof), MPa 580
430

Thermal Properties

Latent Heat of Fusion, J/g 170
290
Specific Heat Capacity, J/kg-K 120
480
Thermal Expansion, µm/m-K 4.5
18

Otherwise Unclassified Properties

Density, g/cm3 15
7.6
Embodied Carbon, kg CO2/kg material 23
3.0
Embodied Energy, MJ/kg 360
43
Embodied Water, L/kg 150
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25
320
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
30
Strength to Weight: Bending, points 13
26
Thermal Shock Resistance, points 49
17

Alloy Composition

Carbon (C), % 0
0 to 0.12
Chromium (Cr), % 0
17 to 19
Iron (Fe), % 0
57.3 to 63.7
Manganese (Mn), % 0
14 to 16
Nickel (Ni), % 0
5.0 to 6.0
Nitrogen (N), % 0
0.35 to 0.5
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 95
0
Residuals, % 5.0
0