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6061-T6 Aluminum vs. 6082-T6 Aluminum

Both 6061-T6 aluminum and 6082-T6 aluminum are aluminum alloys. Both are furnished in the T6 temper. They have a very high 99% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 6061-T6 aluminum and the bottom bar is 6082-T6 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 93
93
Elastic (Young's, Tensile) Modulus, GPa 69
69
Elongation at Break, % 10
9.8
Fatigue Strength, MPa 96
95
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 210
220
Tensile Strength: Ultimate (UTS), MPa 310
330
Tensile Strength: Yield (Proof), MPa 270
270

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 580
580
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 170
160
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 43
42
Electrical Conductivity: Equal Weight (Specific), % IACS 140
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 30
30
Resilience: Unit (Modulus of Resilience), kJ/m3 520
540
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 31
33
Strength to Weight: Bending, points 37
39
Thermal Diffusivity, m2/s 68
67
Thermal Shock Resistance, points 14
15

Alloy Composition

Aluminum (Al), % 95.9 to 98.6
95.2 to 98.3
Chromium (Cr), % 0.040 to 0.35
0 to 0.25
Copper (Cu), % 0.15 to 0.4
0 to 0.1
Iron (Fe), % 0 to 0.7
0 to 0.5
Magnesium (Mg), % 0.8 to 1.2
0.6 to 1.2
Manganese (Mn), % 0 to 0.15
0.4 to 1.0
Silicon (Si), % 0.4 to 0.8
0.7 to 1.3
Titanium (Ti), % 0 to 0.15
0 to 0.1
Zinc (Zn), % 0 to 0.25
0 to 0.2
Residuals, % 0 to 0.15
0 to 0.15