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5052 Aluminum vs. S82011 Stainless Steel

5052 aluminum belongs to the aluminum alloys classification, while S82011 stainless steel belongs to the iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is 5052 aluminum and the bottom bar is S82011 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 46 to 83
250
Elastic (Young's, Tensile) Modulus, GPa 68
200
Elongation at Break, % 1.1 to 22
34
Fatigue Strength, MPa 66 to 140
410
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 26
78
Shear Strength, MPa 120 to 180
490
Tensile Strength: Ultimate (UTS), MPa 190 to 320
730
Tensile Strength: Yield (Proof), MPa 75 to 280
510

Thermal Properties

Latent Heat of Fusion, J/g 400
290
Maximum Temperature: Mechanical, °C 190
1010
Melting Completion (Liquidus), °C 650
1420
Melting Onset (Solidus), °C 610
1380
Specific Heat Capacity, J/kg-K 900
480
Thermal Conductivity, W/m-K 140
15
Thermal Expansion, µm/m-K 24
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 120
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.7
7.7
Embodied Carbon, kg CO2/kg material 8.6
2.6
Embodied Energy, MJ/kg 150
37
Embodied Water, L/kg 1190
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 1.7 to 69
220
Resilience: Unit (Modulus of Resilience), kJ/m3 41 to 590
660
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
25
Strength to Weight: Axial, points 19 to 33
27
Strength to Weight: Bending, points 27 to 38
24
Thermal Diffusivity, mm2/s 57
4.0
Thermal Shock Resistance, points 8.3 to 14
20

Alloy Composition

Aluminum (Al), % 95.8 to 97.7
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0.15 to 0.35
20.5 to 23.5
Copper (Cu), % 0 to 0.1
0 to 0.5
Iron (Fe), % 0 to 0.4
68.6 to 76.3
Magnesium (Mg), % 2.2 to 2.8
0
Manganese (Mn), % 0 to 0.1
2.0 to 3.0
Molybdenum (Mo), % 0
0.1 to 1.0
Nickel (Ni), % 0
1.0 to 2.0
Nitrogen (N), % 0
0.15 to 0.27
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.25
0 to 1.0
Sulfur (S), % 0
0 to 0.020
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.15
0