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5070 Aluminum vs. 6063A Aluminum

Both 5070 aluminum and 6063A aluminum are aluminum alloys. They have a very high 95% of their average alloy composition in common.

For each property being compared, the top bar is 5070 aluminum and the bottom bar is 6063A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
68
Elongation at Break, % 20
6.7 to 18
Fatigue Strength, MPa 150
53 to 80
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 190
78 to 150
Tensile Strength: Ultimate (UTS), MPa 300
130 to 260
Tensile Strength: Yield (Proof), MPa 140
55 to 200

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 190
160
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 550
620
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 130
200
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
49 to 54
Electrical Conductivity: Equal Weight (Specific), % IACS 100
160 to 180

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.8
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1170
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51
13 to 21
Resilience: Unit (Modulus of Resilience), kJ/m3 150
22 to 280
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 31
13 to 26
Strength to Weight: Bending, points 37
21 to 33
Thermal Diffusivity, mm2/s 53
83
Thermal Shock Resistance, points 14
5.6 to 11

Alloy Composition


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Aluminum (Al), % 92.4 to 95.7
97.5 to 99
Chromium (Cr), % 0 to 0.3
0 to 0.050
Copper (Cu), % 0 to 0.25
0 to 0.1
Iron (Fe), % 0 to 0.4
0.15 to 0.35
Magnesium (Mg), % 3.5 to 4.5
0.6 to 0.9
Manganese (Mn), % 0.4 to 0.8
0 to 0.15
Silicon (Si), % 0 to 0.25
0.3 to 0.6
Titanium (Ti), % 0 to 0.15
0 to 0.1
Zinc (Zn), % 0.4 to 0.8
0 to 0.15
Residuals, % 0 to 0.15
0 to 0.15