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6070 Aluminum vs. 1080 Aluminum

Both 6070 aluminum and 1080 aluminum are aluminum alloys. They have a very high 97% of their average alloy composition in common.

For each property being compared, the top bar is 6070 aluminum and the bottom bar is 1080 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
68
Elongation at Break, % 5.6 to 8.6
4.6 to 40
Fatigue Strength, MPa 95 to 130
21 to 48
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 220 to 240
49 to 78
Tensile Strength: Ultimate (UTS), MPa 370 to 380
72 to 130
Tensile Strength: Yield (Proof), MPa 350
17 to 120

Thermal Properties

Latent Heat of Fusion, J/g 410
400
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 570
640
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 160
230
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
61
Electrical Conductivity: Equal Weight (Specific), % IACS 140
200

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.3
8.3
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1170
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20 to 32
4.7 to 21
Resilience: Unit (Modulus of Resilience), kJ/m3 880 to 900
2.1 to 100
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 38
7.4 to 14
Strength to Weight: Bending, points 42 to 43
14 to 22
Thermal Diffusivity, mm2/s 65
94
Thermal Shock Resistance, points 16 to 17
3.2 to 6.0

Alloy Composition

Aluminum (Al), % 94.6 to 98
99.8 to 100
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0.15 to 0.4
0 to 0.030
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0 to 0.5
0 to 0.15
Magnesium (Mg), % 0.5 to 1.2
0 to 0.020
Manganese (Mn), % 0.4 to 1.0
0 to 0.020
Silicon (Si), % 1.0 to 1.7
0 to 0.15
Titanium (Ti), % 0 to 0.15
0 to 0.030
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 0 to 0.25
0 to 0.030
Residuals, % 0
0 to 0.020