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2017A Aluminum vs. 5070 Aluminum

Both 2017A aluminum and 5070 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 2017A aluminum and the bottom bar is 5070 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
68
Elongation at Break, % 2.2 to 14
20
Fatigue Strength, MPa 92 to 130
150
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 120 to 270
190
Tensile Strength: Ultimate (UTS), MPa 200 to 460
300
Tensile Strength: Yield (Proof), MPa 110 to 290
140

Thermal Properties

Latent Heat of Fusion, J/g 390
390
Maximum Temperature: Mechanical, °C 220
190
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 510
550
Specific Heat Capacity, J/kg-K 880
900
Thermal Conductivity, W/m-K 150
130
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
31
Electrical Conductivity: Equal Weight (Specific), % IACS 100
100

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.0
2.7
Embodied Carbon, kg CO2/kg material 8.2
8.8
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1140
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.7 to 53
51
Resilience: Unit (Modulus of Resilience), kJ/m3 90 to 570
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
50
Strength to Weight: Axial, points 19 to 42
31
Strength to Weight: Bending, points 26 to 44
37
Thermal Diffusivity, mm2/s 56
53
Thermal Shock Resistance, points 8.9 to 20
14

Alloy Composition

Aluminum (Al), % 91.3 to 95.5
92.4 to 95.7
Chromium (Cr), % 0 to 0.1
0 to 0.3
Copper (Cu), % 3.5 to 4.5
0 to 0.25
Iron (Fe), % 0 to 0.7
0 to 0.4
Magnesium (Mg), % 0.4 to 1.0
3.5 to 4.5
Manganese (Mn), % 0.4 to 1.0
0.4 to 0.8
Silicon (Si), % 0.2 to 0.8
0 to 0.25
Titanium (Ti), % 0 to 0.25
0 to 0.15
Zinc (Zn), % 0 to 0.25
0.4 to 0.8
Zirconium (Zr), % 0 to 0.25
0
Residuals, % 0
0 to 0.15