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7020 Aluminum vs. 710.0 Aluminum

Both 7020 aluminum and 710.0 aluminum are aluminum alloys. They have a very high 98% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 7020 aluminum and the bottom bar is 710.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 45 to 100
75
Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 8.4 to 14
2.2 to 3.6
Fatigue Strength, MPa 110 to 130
55 to 110
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
26
Shear Strength, MPa 110 to 230
180
Tensile Strength: Ultimate (UTS), MPa 190 to 390
240 to 250
Tensile Strength: Yield (Proof), MPa 120 to 310
160

Thermal Properties

Latent Heat of Fusion, J/g 380
380
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 610
610
Specific Heat Capacity, J/kg-K 880
870
Thermal Conductivity, W/m-K 150
140
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
35
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.9
3.0
Embodied Carbon, kg CO2/kg material 8.3
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23 to 46
4.9 to 7.9
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 690
180 to 190
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
46
Strength to Weight: Axial, points 18 to 37
23
Strength to Weight: Bending, points 25 to 41
29
Thermal Diffusivity, mm2/s 59
53
Thermal Shock Resistance, points 8.3 to 17
10 to 11

Alloy Composition

Aluminum (Al), % 91.2 to 94.8
90.5 to 93.1
Chromium (Cr), % 0.1 to 0.35
0
Copper (Cu), % 0 to 0.2
0.35 to 0.65
Iron (Fe), % 0 to 0.4
0 to 0.5
Magnesium (Mg), % 1.0 to 1.4
0.6 to 0.8
Manganese (Mn), % 0.050 to 0.5
0 to 0.050
Silicon (Si), % 0 to 0.35
0 to 0.15
Titanium (Ti), % 0 to 0.25
0 to 0.25
Zinc (Zn), % 4.0 to 5.0
6.0 to 7.0
Zirconium (Zr), % 0.080 to 0.25
0
Residuals, % 0
0 to 0.15