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5040 Aluminum vs. 6063 Aluminum

Both 5040 aluminum and 6063 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 5040 aluminum and the bottom bar is 6063 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 66 to 74
25 to 95
Elastic (Young's, Tensile) Modulus, GPa 70
68
Elongation at Break, % 5.7 to 6.8
7.3 to 21
Fatigue Strength, MPa 100 to 130
39 to 95
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 140 to 150
70 to 190
Tensile Strength: Ultimate (UTS), MPa 240 to 260
110 to 300
Tensile Strength: Yield (Proof), MPa 190 to 230
49 to 270

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 190
160
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 600
620
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 160
190 to 220
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
49 to 58
Electrical Conductivity: Equal Weight (Specific), % IACS 130
160 to 190

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.8
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14 to 15
13 to 27
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 380
18 to 540
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 24 to 26
11 to 31
Strength to Weight: Bending, points 31 to 32
18 to 37
Thermal Diffusivity, mm2/s 64
79 to 89
Thermal Shock Resistance, points 10 to 11
4.8 to 13

Alloy Composition

Aluminum (Al), % 95.2 to 98
97.5 to 99.4
Chromium (Cr), % 0.1 to 0.3
0 to 0.1
Copper (Cu), % 0 to 0.25
0 to 0.1
Iron (Fe), % 0 to 0.7
0 to 0.35
Magnesium (Mg), % 1.0 to 1.5
0.45 to 0.9
Manganese (Mn), % 0.9 to 1.4
0 to 0.1
Silicon (Si), % 0 to 0.3
0.2 to 0.6
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.25
0 to 0.1
Residuals, % 0
0 to 0.15