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Class 3 Tungsten vs. S33228 Stainless Steel

Class 3 tungsten belongs to the otherwise unclassified metals classification, while S33228 stainless steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is class 3 tungsten and the bottom bar is S33228 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 270
200
Elongation at Break, % 3.4
34
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 100
79
Tensile Strength: Ultimate (UTS), MPa 830
570
Tensile Strength: Yield (Proof), MPa 580
210

Thermal Properties

Latent Heat of Fusion, J/g 170
310
Specific Heat Capacity, J/kg-K 120
470
Thermal Expansion, µm/m-K 4.5
16

Otherwise Unclassified Properties

Density, g/cm3 15
8.0
Embodied Carbon, kg CO2/kg material 23
6.2
Embodied Energy, MJ/kg 360
89
Embodied Water, L/kg 150
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25
150
Resilience: Unit (Modulus of Resilience), kJ/m3 630
110
Stiffness to Weight: Axial, points 9.6
14
Stiffness to Weight: Bending, points 14
24
Strength to Weight: Axial, points 15
20
Strength to Weight: Bending, points 13
19
Thermal Shock Resistance, points 49
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.025
Carbon (C), % 0
0.040 to 0.080
Cerium (Ce), % 0
0.050 to 0.1
Chromium (Cr), % 0
26 to 28
Iron (Fe), % 0
36.5 to 42.3
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
31 to 33
Niobium (Nb), % 0
0.6 to 1.0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.3
Sulfur (S), % 0
0 to 0.015
Tungsten (W), % 95
0
Residuals, % 5.0
0