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308.0 Aluminum vs. 5070 Aluminum

Both 308.0 aluminum and 5070 aluminum are aluminum alloys. They have 90% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 308.0 aluminum and the bottom bar is 5070 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
68
Elongation at Break, % 2.0
20
Fatigue Strength, MPa 89
150
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 150
190
Tensile Strength: Ultimate (UTS), MPa 190
300
Tensile Strength: Yield (Proof), MPa 110
140

Thermal Properties

Latent Heat of Fusion, J/g 470
390
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 620
640
Melting Onset (Solidus), °C 540
550
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 140
130
Thermal Expansion, µm/m-K 20
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
31
Electrical Conductivity: Equal Weight (Specific), % IACS 110
100

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 2.9
2.7
Embodied Carbon, kg CO2/kg material 7.7
8.8
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1080
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.3
51
Resilience: Unit (Modulus of Resilience), kJ/m3 83
150
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 47
50
Strength to Weight: Axial, points 18
31
Strength to Weight: Bending, points 25
37
Thermal Diffusivity, mm2/s 55
53
Thermal Shock Resistance, points 9.2
14

Alloy Composition

Aluminum (Al), % 85.7 to 91
92.4 to 95.7
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 4.0 to 5.0
0 to 0.25
Iron (Fe), % 0 to 1.0
0 to 0.4
Magnesium (Mg), % 0 to 0.1
3.5 to 4.5
Manganese (Mn), % 0 to 0.5
0.4 to 0.8
Silicon (Si), % 5.0 to 6.0
0 to 0.25
Titanium (Ti), % 0 to 0.25
0 to 0.15
Zinc (Zn), % 0 to 1.0
0.4 to 0.8
Residuals, % 0
0 to 0.15