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5026 Aluminum vs. 7076 Aluminum

Both 5026 aluminum and 7076 aluminum are aluminum alloys. They have a moderately high 93% 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 5026 aluminum and the bottom bar is 7076 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
70
Elongation at Break, % 5.1 to 11
6.2
Fatigue Strength, MPa 94 to 140
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
27
Shear Strength, MPa 150 to 180
310
Tensile Strength: Ultimate (UTS), MPa 260 to 320
530
Tensile Strength: Yield (Proof), MPa 120 to 250
460

Thermal Properties

Latent Heat of Fusion, J/g 400
380
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 650
630
Melting Onset (Solidus), °C 510
460
Specific Heat Capacity, J/kg-K 890
860
Thermal Conductivity, W/m-K 130
140
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
35
Electrical Conductivity: Equal Weight (Specific), % IACS 99
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.8
3.0
Embodied Carbon, kg CO2/kg material 8.9
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 29
31
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 440
1510
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
45
Strength to Weight: Axial, points 26 to 32
49
Strength to Weight: Bending, points 33 to 37
48
Thermal Diffusivity, mm2/s 52
54
Thermal Shock Resistance, points 11 to 14
23

Alloy Composition

Aluminum (Al), % 88.2 to 94.7
86.9 to 91.2
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0.1 to 0.8
0.3 to 1.0
Iron (Fe), % 0.2 to 1.0
0 to 0.6
Magnesium (Mg), % 3.9 to 4.9
1.2 to 2.0
Manganese (Mn), % 0.6 to 1.8
0.3 to 0.8
Silicon (Si), % 0.55 to 1.4
0 to 0.4
Titanium (Ti), % 0 to 0.2
0 to 0.2
Zinc (Zn), % 0 to 1.0
7.0 to 8.0
Zirconium (Zr), % 0 to 0.3
0
Residuals, % 0
0 to 0.15