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5182-O Aluminum vs. 6082-O Aluminum

Both 5182-O aluminum and 6082-O aluminum are aluminum alloys. Both are furnished in the annealed condition. They have a very high 96% of their average alloy composition in common.

For each property being compared, the top bar is 5182-O aluminum and the bottom bar is 6082-O aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 69
40
Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 12
18
Fatigue Strength, MPa 130
91
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Shear Strength, MPa 170
84
Tensile Strength: Ultimate (UTS), MPa 280
140
Tensile Strength: Yield (Proof), MPa 130
85

Thermal Properties

Latent Heat of Fusion, J/g 390
410
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 590
580
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 130
160
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
42
Electrical Conductivity: Equal Weight (Specific), % IACS 94
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 8.9
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
22
Resilience: Unit (Modulus of Resilience), kJ/m3 120
52
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
50
Strength to Weight: Axial, points 29
14
Strength to Weight: Bending, points 36
21
Thermal Diffusivity, mm2/s 53
67
Thermal Shock Resistance, points 12
6.0

Alloy Composition

Aluminum (Al), % 93.2 to 95.8
95.2 to 98.3
Chromium (Cr), % 0 to 0.1
0 to 0.25
Copper (Cu), % 0 to 0.15
0 to 0.1
Iron (Fe), % 0 to 0.35
0 to 0.5
Magnesium (Mg), % 4.0 to 5.0
0.6 to 1.2
Manganese (Mn), % 0.2 to 0.5
0.4 to 1.0
Silicon (Si), % 0 to 0.2
0.7 to 1.3
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 0 to 0.25
0 to 0.2
Residuals, % 0 to 0.15
0 to 0.15