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Class 3 Tungsten vs. N08367 Stainless Steel

Class 3 tungsten belongs to the otherwise unclassified metals classification, while N08367 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is class 3 tungsten and the bottom bar is N08367 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 270
210
Elongation at Break, % 3.4
34
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 100
80
Tensile Strength: Ultimate (UTS), MPa 830
740
Tensile Strength: Yield (Proof), MPa 580
350

Thermal Properties

Latent Heat of Fusion, J/g 170
310
Specific Heat Capacity, J/kg-K 120
460
Thermal Conductivity, W/m-K 30
12
Thermal Expansion, µm/m-K 4.5
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
2.0

Otherwise Unclassified Properties

Density, g/cm3 15
8.1
Embodied Carbon, kg CO2/kg material 23
6.2
Embodied Energy, MJ/kg 360
84
Embodied Water, L/kg 150
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 25
210
Resilience: Unit (Modulus of Resilience), kJ/m3 630
290
Stiffness to Weight: Axial, points 9.6
14
Stiffness to Weight: Bending, points 14
24
Strength to Weight: Axial, points 15
25
Strength to Weight: Bending, points 13
22
Thermal Diffusivity, mm2/s 15
3.2
Thermal Shock Resistance, points 49
17

Alloy Composition

Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
20 to 22
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 0
41.4 to 50.3
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0
23.5 to 25.5
Nitrogen (N), % 0
0.18 to 0.25
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tungsten (W), % 95
0
Residuals, % 5.0
0