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AISI 201L Stainless Steel vs. Class 2 Tungsten

AISI 201L stainless steel belongs to the iron alloys classification, while class 2 tungsten belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AISI 201L stainless steel and the bottom bar is class 2 tungsten.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
260
Elongation at Break, % 22 to 46
5.7
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 77
100
Tensile Strength: Ultimate (UTS), MPa 740 to 1040
860
Tensile Strength: Yield (Proof), MPa 290 to 790
580

Thermal Properties

Latent Heat of Fusion, J/g 280
160
Specific Heat Capacity, J/kg-K 480
120
Thermal Conductivity, W/m-K 15
20
Thermal Expansion, µm/m-K 17
4.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
13
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
7.8

Otherwise Unclassified Properties

Density, g/cm3 7.7
15
Embodied Carbon, kg CO2/kg material 2.6
23
Embodied Energy, MJ/kg 38
350
Embodied Water, L/kg 140
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210 to 300
44
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 1570
640
Stiffness to Weight: Axial, points 14
9.6
Stiffness to Weight: Bending, points 25
14
Strength to Weight: Axial, points 27 to 37
16
Strength to Weight: Bending, points 24 to 30
13
Thermal Diffusivity, mm2/s 4.0
11
Thermal Shock Resistance, points 16 to 23
52

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 16 to 18
0
Iron (Fe), % 67.9 to 75
0
Manganese (Mn), % 5.5 to 7.5
0
Nickel (Ni), % 3.5 to 5.5
0
Nitrogen (N), % 0 to 0.25
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 0
92.5
Residuals, % 0
7.5