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5070 Aluminum vs. 7010 Aluminum

Both 5070 aluminum and 7010 aluminum are aluminum alloys. They have a moderately high 93% of their average alloy composition in common.

For each property being compared, the top bar is 5070 aluminum and the bottom bar is 7010 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
70
Elongation at Break, % 20
3.9 to 6.8
Fatigue Strength, MPa 150
160 to 190
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
26
Shear Strength, MPa 190
300 to 340
Tensile Strength: Ultimate (UTS), MPa 300
520 to 590
Tensile Strength: Yield (Proof), MPa 140
410 to 540

Thermal Properties

Latent Heat of Fusion, J/g 390
380
Maximum Temperature: Mechanical, °C 190
200
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 550
480
Specific Heat Capacity, J/kg-K 900
860
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
40
Electrical Conductivity: Equal Weight (Specific), % IACS 100
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
3.0
Embodied Carbon, kg CO2/kg material 8.8
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1170
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51
22 to 33
Resilience: Unit (Modulus of Resilience), kJ/m3 150
1230 to 2130
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
45
Strength to Weight: Axial, points 31
47 to 54
Strength to Weight: Bending, points 37
47 to 52
Thermal Diffusivity, mm2/s 53
58
Thermal Shock Resistance, points 14
22 to 26

Alloy Composition

Aluminum (Al), % 92.4 to 95.7
87.9 to 90.6
Chromium (Cr), % 0 to 0.3
0 to 0.050
Copper (Cu), % 0 to 0.25
1.5 to 2.0
Iron (Fe), % 0 to 0.4
0 to 0.15
Magnesium (Mg), % 3.5 to 4.5
2.1 to 2.6
Manganese (Mn), % 0.4 to 0.8
0 to 0.1
Nickel (Ni), % 0
0 to 0.050
Silicon (Si), % 0 to 0.25
0 to 0.12
Titanium (Ti), % 0 to 0.15
0 to 0.060
Zinc (Zn), % 0.4 to 0.8
5.7 to 6.7
Zirconium (Zr), % 0
0.1 to 0.16
Residuals, % 0 to 0.15
0 to 0.15