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2007 Aluminum vs. 2025 Aluminum

Both 2007 aluminum and 2025 aluminum are aluminum alloys. They have a very high 97% of their average alloy composition in common. There are 30 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 2007 aluminum and the bottom bar is 2025 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
72
Elongation at Break, % 5.6 to 8.0
15
Fatigue Strength, MPa 91 to 110
130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Shear Strength, MPa 220 to 250
240
Tensile Strength: Ultimate (UTS), MPa 370 to 420
400
Tensile Strength: Yield (Proof), MPa 240 to 270
260

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 190
190
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 510
520
Specific Heat Capacity, J/kg-K 870
870
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 47
40
Electrical Conductivity: Equal Weight (Specific), % IACS 140
120

Otherwise Unclassified Properties

Base Metal Price, % relative 11
10
Density, g/cm3 3.1
3.0
Embodied Carbon, kg CO2/kg material 8.0
7.9
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 26
55
Resilience: Unit (Modulus of Resilience), kJ/m3 390 to 530
450
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 44
46
Strength to Weight: Axial, points 33 to 38
37
Strength to Weight: Bending, points 37 to 40
40
Thermal Diffusivity, mm2/s 48
58
Thermal Shock Resistance, points 16 to 19
18

Alloy Composition

Aluminum (Al), % 87.5 to 95
90.9 to 95.2
Bismuth (Bi), % 0 to 0.2
0
Chromium (Cr), % 0 to 0.1
0 to 0.1
Copper (Cu), % 3.3 to 4.6
3.9 to 5.0
Iron (Fe), % 0 to 0.8
0 to 1.0
Lead (Pb), % 0.8 to 1.5
0
Magnesium (Mg), % 0.4 to 1.8
0 to 0.050
Manganese (Mn), % 0.5 to 1.0
0.4 to 1.2
Nickel (Ni), % 0 to 0.2
0
Silicon (Si), % 0 to 0.8
0.5 to 1.2
Tin (Sn), % 0 to 0.2
0
Titanium (Ti), % 0 to 0.2
0 to 0.15
Zinc (Zn), % 0 to 0.8
0 to 0.25
Residuals, % 0
0 to 0.15