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6060 Aluminum vs. S82441 Stainless Steel

6060 aluminum belongs to the aluminum alloys classification, while S82441 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, 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 6060 aluminum and the bottom bar is S82441 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
200
Elongation at Break, % 9.0 to 16
28
Fatigue Strength, MPa 37 to 70
400
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 26
79
Shear Strength, MPa 86 to 130
490
Tensile Strength: Ultimate (UTS), MPa 140 to 220
760
Tensile Strength: Yield (Proof), MPa 71 to 170
550

Thermal Properties

Latent Heat of Fusion, J/g 400
290
Maximum Temperature: Mechanical, °C 160
1090
Melting Completion (Liquidus), °C 660
1430
Melting Onset (Solidus), °C 610
1380
Specific Heat Capacity, J/kg-K 900
480
Thermal Conductivity, W/m-K 210
15
Thermal Expansion, µm/m-K 23
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 54
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 180
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
16
Density, g/cm3 2.7
7.7
Embodied Carbon, kg CO2/kg material 8.3
3.2
Embodied Energy, MJ/kg 150
45
Embodied Water, L/kg 1190
170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 24
190
Resilience: Unit (Modulus of Resilience), kJ/m3 37 to 210
740
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 50
25
Strength to Weight: Axial, points 14 to 23
27
Strength to Weight: Bending, points 22 to 30
24
Thermal Diffusivity, mm2/s 85
3.9
Thermal Shock Resistance, points 6.3 to 9.9
21

Alloy Composition

Aluminum (Al), % 97.9 to 99.3
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0 to 0.050
23 to 25
Copper (Cu), % 0 to 0.1
0.1 to 0.8
Iron (Fe), % 0.1 to 0.3
62.6 to 70.2
Magnesium (Mg), % 0.35 to 0.6
0
Manganese (Mn), % 0 to 0.1
2.5 to 4.0
Molybdenum (Mo), % 0
1.0 to 2.0
Nickel (Ni), % 0
3.0 to 4.5
Nitrogen (N), % 0
0.2 to 0.3
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0.3 to 0.6
0 to 0.7
Sulfur (S), % 0
0 to 0.0050
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.15
0
Residuals, % 0 to 0.15
0