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N08020 Stainless Steel vs. Class 3 Tungsten

N08020 stainless steel belongs to the iron alloys classification, while class 3 tungsten belongs to the otherwise unclassified metals. 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 N08020 stainless steel and the bottom bar is class 3 tungsten.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
270
Elongation at Break, % 15 to 34
3.4
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
100
Tensile Strength: Ultimate (UTS), MPa 610 to 620
830
Tensile Strength: Yield (Proof), MPa 270 to 420
580

Thermal Properties

Latent Heat of Fusion, J/g 300
170
Specific Heat Capacity, J/kg-K 460
120
Thermal Conductivity, W/m-K 12
30
Thermal Expansion, µm/m-K 15
4.5

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
15
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
8.5

Otherwise Unclassified Properties

Density, g/cm3 8.2
15
Embodied Carbon, kg CO2/kg material 6.6
23
Embodied Energy, MJ/kg 92
360
Embodied Water, L/kg 220
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 83 to 170
25
Resilience: Unit (Modulus of Resilience), kJ/m3 180 to 440
630
Stiffness to Weight: Axial, points 13
9.6
Stiffness to Weight: Bending, points 24
14
Strength to Weight: Axial, points 21
15
Strength to Weight: Bending, points 20
13
Thermal Diffusivity, mm2/s 3.2
15
Thermal Shock Resistance, points 15
49

Alloy Composition

Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 19 to 21
0
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 29.9 to 44
0
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 2.0 to 3.0
0
Nickel (Ni), % 32 to 38
0
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.035
0
Tungsten (W), % 0
95
Residuals, % 0
5.0