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6082 Aluminum vs. 5042 Aluminum

Both 6082 aluminum and 5042 aluminum are aluminum alloys. They have a very high 97% of their average alloy composition in common. There are 30 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 6082 aluminum and the bottom bar is 5042 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
68
Elongation at Break, % 6.3 to 18
1.1 to 3.4
Fatigue Strength, MPa 55 to 130
97 to 120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 84 to 220
200
Tensile Strength: Ultimate (UTS), MPa 140 to 340
340 to 360
Tensile Strength: Yield (Proof), MPa 85 to 320
270 to 310

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 580
570
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 160
130
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
33
Electrical Conductivity: Equal Weight (Specific), % IACS 140
110

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
8.8
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1170
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 43
3.6 to 12
Resilience: Unit (Modulus of Resilience), kJ/m3 52 to 710
550 to 720
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 14 to 35
35 to 37
Strength to Weight: Bending, points 21 to 40
40 to 42
Thermal Diffusivity, mm2/s 67
53
Thermal Shock Resistance, points 6.0 to 15
15 to 16

Alloy Composition

Aluminum (Al), % 95.2 to 98.3
94.2 to 96.8
Chromium (Cr), % 0 to 0.25
0 to 0.1
Copper (Cu), % 0 to 0.1
0 to 0.15
Iron (Fe), % 0 to 0.5
0 to 0.35
Magnesium (Mg), % 0.6 to 1.2
3.0 to 4.0
Manganese (Mn), % 0.4 to 1.0
0.2 to 0.5
Silicon (Si), % 0.7 to 1.3
0 to 0.2
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 0 to 0.2
0 to 0.25
Residuals, % 0
0 to 0.15