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6262A Aluminum vs. S32906 Stainless Steel

6262A aluminum belongs to the aluminum alloys classification, while S32906 stainless steel belongs to the iron alloys. There are 30 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 6262A aluminum and the bottom bar is S32906 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
210
Elongation at Break, % 4.5 to 11
28
Fatigue Strength, MPa 94 to 110
460
Poisson's Ratio 0.33
0.27
Shear Modulus, GPa 26
81
Shear Strength, MPa 190 to 240
550
Tensile Strength: Ultimate (UTS), MPa 310 to 410
850
Tensile Strength: Yield (Proof), MPa 270 to 370
620

Thermal Properties

Latent Heat of Fusion, J/g 400
300
Maximum Temperature: Mechanical, °C 160
1100
Melting Completion (Liquidus), °C 640
1430
Melting Onset (Solidus), °C 580
1380
Specific Heat Capacity, J/kg-K 890
480
Thermal Conductivity, W/m-K 170
13
Thermal Expansion, µm/m-K 23
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 140
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 11
20
Density, g/cm3 2.8
7.7
Embodied Carbon, kg CO2/kg material 8.4
3.7
Embodied Energy, MJ/kg 150
52
Embodied Water, L/kg 1190
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17 to 34
220
Resilience: Unit (Modulus of Resilience), kJ/m3 540 to 1000
950
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 49
25
Strength to Weight: Axial, points 31 to 41
30
Strength to Weight: Bending, points 36 to 44
26
Thermal Diffusivity, mm2/s 67
3.6
Thermal Shock Resistance, points 14 to 18
23

Alloy Composition

Aluminum (Al), % 94.2 to 97.8
0
Bismuth (Bi), % 0.4 to 0.9
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0.040 to 0.14
28 to 30
Copper (Cu), % 0.15 to 0.4
0 to 0.8
Iron (Fe), % 0 to 0.7
56.6 to 63.6
Magnesium (Mg), % 0.8 to 1.2
0
Manganese (Mn), % 0 to 0.15
0.8 to 1.5
Molybdenum (Mo), % 0
1.5 to 2.6
Nickel (Ni), % 0
5.8 to 7.5
Nitrogen (N), % 0
0.3 to 0.4
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0.4 to 0.8
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0.4 to 1.0
0
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0 to 0.15
0