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5083 Aluminum vs. 7076 Aluminum

Both 5083 aluminum and 7076 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 5083 aluminum and the bottom bar is 7076 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 75 to 110
160
Elastic (Young's, Tensile) Modulus, GPa 68
70
Elongation at Break, % 1.1 to 17
6.2
Fatigue Strength, MPa 93 to 190
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
27
Shear Strength, MPa 170 to 220
310
Tensile Strength: Ultimate (UTS), MPa 290 to 390
530
Tensile Strength: Yield (Proof), MPa 110 to 340
460

Thermal Properties

Latent Heat of Fusion, J/g 400
380
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 580
460
Specific Heat Capacity, J/kg-K 900
860
Thermal Conductivity, W/m-K 120
140
Thermal Expansion, µm/m-K 24
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
35
Electrical Conductivity: Equal Weight (Specific), % IACS 96
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
3.0
Embodied Carbon, kg CO2/kg material 8.9
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1170
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.2 to 42
31
Resilience: Unit (Modulus of Resilience), kJ/m3 95 to 860
1510
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
45
Strength to Weight: Axial, points 29 to 40
49
Strength to Weight: Bending, points 36 to 44
48
Thermal Diffusivity, mm2/s 48
54
Thermal Shock Resistance, points 12 to 17
23

Alloy Composition

Aluminum (Al), % 92.4 to 95.6
86.9 to 91.2
Chromium (Cr), % 0.050 to 0.25
0
Copper (Cu), % 0 to 0.1
0.3 to 1.0
Iron (Fe), % 0 to 0.4
0 to 0.6
Magnesium (Mg), % 4.0 to 4.9
1.2 to 2.0
Manganese (Mn), % 0.4 to 1.0
0.3 to 0.8
Silicon (Si), % 0 to 0.4
0 to 0.4
Titanium (Ti), % 0 to 0.15
0 to 0.2
Zinc (Zn), % 0 to 0.25
7.0 to 8.0
Residuals, % 0
0 to 0.15