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Class 4 Tungsten vs. N08926 Stainless Steel

Class 4 tungsten belongs to the otherwise unclassified metals classification, while N08926 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is class 4 tungsten and the bottom bar is N08926 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 270
200
Elongation at Break, % 2.3
40
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 110
80
Tensile Strength: Ultimate (UTS), MPa 790
740
Tensile Strength: Yield (Proof), MPa 580
330

Thermal Properties

Latent Heat of Fusion, J/g 170
300
Specific Heat Capacity, J/kg-K 130
460
Thermal Conductivity, W/m-K 30
12
Thermal Expansion, µm/m-K 4.5
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
1.9

Otherwise Unclassified Properties

Density, g/cm3 16
8.1
Embodied Carbon, kg CO2/kg material 24
6.2
Embodied Energy, MJ/kg 360
84
Embodied Water, L/kg 150
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16
240
Resilience: Unit (Modulus of Resilience), kJ/m3 620
270
Stiffness to Weight: Axial, points 9.6
14
Stiffness to Weight: Bending, points 14
24
Strength to Weight: Axial, points 14
25
Strength to Weight: Bending, points 12
22
Thermal Diffusivity, mm2/s 15
3.2
Thermal Shock Resistance, points 46
16

Alloy Composition

Carbon (C), % 0
0 to 0.020
Chromium (Cr), % 0
19 to 21
Copper (Cu), % 0
0.5 to 1.5
Iron (Fe), % 0
41.7 to 50.4
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
6.0 to 7.0
Nickel (Ni), % 0
24 to 26
Nitrogen (N), % 0
0.15 to 0.25
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Tungsten (W), % 97
0
Residuals, % 3.0
0