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6082 Aluminum vs. AISI 316H Stainless Steel

6082 aluminum belongs to the aluminum alloys classification, while AISI 316H 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 6082 aluminum and the bottom bar is AISI 316H stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 40 to 95
190
Elastic (Young's, Tensile) Modulus, GPa 69
200
Elongation at Break, % 6.3 to 18
40
Fatigue Strength, MPa 55 to 130
200
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 26
78
Shear Strength, MPa 84 to 220
400
Tensile Strength: Ultimate (UTS), MPa 140 to 340
580
Tensile Strength: Yield (Proof), MPa 85 to 320
230

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 170
940
Melting Completion (Liquidus), °C 650
1450
Melting Onset (Solidus), °C 580
1400
Specific Heat Capacity, J/kg-K 900
470
Thermal Conductivity, W/m-K 160
16
Thermal Expansion, µm/m-K 23
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 140
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
19
Density, g/cm3 2.7
7.9
Embodied Carbon, kg CO2/kg material 8.3
3.9
Embodied Energy, MJ/kg 150
53
Embodied Water, L/kg 1170
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 43
190
Resilience: Unit (Modulus of Resilience), kJ/m3 52 to 710
130
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
25
Strength to Weight: Axial, points 14 to 35
21
Strength to Weight: Bending, points 21 to 40
20
Thermal Diffusivity, mm2/s 67
4.2
Thermal Shock Resistance, points 6.0 to 15
13

Alloy Composition

Aluminum (Al), % 95.2 to 98.3
0
Carbon (C), % 0
0.040 to 0.1
Chromium (Cr), % 0 to 0.25
16 to 18
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 0 to 0.5
62.1 to 72
Magnesium (Mg), % 0.6 to 1.2
0
Manganese (Mn), % 0.4 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
10 to 14
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0.7 to 1.3
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.15
0