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6063 Aluminum vs. 6082-T6 Aluminum

Both 6063 aluminum and 6082-T6 aluminum are aluminum alloys. They have a very high 98% 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 6063 aluminum and the bottom bar is 6082-T6 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 25 to 95
93
Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 7.3 to 21
9.8
Fatigue Strength, MPa 39 to 95
95
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 70 to 190
220
Tensile Strength: Ultimate (UTS), MPa 110 to 300
330
Tensile Strength: Yield (Proof), MPa 49 to 270
270

Thermal Properties

Latent Heat of Fusion, J/g 400
410
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 620
580
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 190 to 220
160
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 49 to 58
42
Electrical Conductivity: Equal Weight (Specific), % IACS 160 to 190
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 1190
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 27
30
Resilience: Unit (Modulus of Resilience), kJ/m3 18 to 540
540
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 11 to 31
33
Strength to Weight: Bending, points 18 to 37
39
Thermal Diffusivity, mm2/s 79 to 89
67
Thermal Shock Resistance, points 4.8 to 13
15

Alloy Composition

Aluminum (Al), % 97.5 to 99.4
95.2 to 98.3
Chromium (Cr), % 0 to 0.1
0 to 0.25
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0 to 0.35
0 to 0.5
Magnesium (Mg), % 0.45 to 0.9
0.6 to 1.2
Manganese (Mn), % 0 to 0.1
0.4 to 1.0
Silicon (Si), % 0.2 to 0.6
0.7 to 1.3
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 0 to 0.1
0 to 0.2
Residuals, % 0
0 to 0.15