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5182 Aluminum vs. 7075 Aluminum

Both 5182 aluminum and 7075 aluminum are aluminum alloys. They have a moderately high 92% 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 5182 aluminum and the bottom bar is 7075 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
70
Elongation at Break, % 1.1 to 12
1.8 to 12
Fatigue Strength, MPa 100 to 130
110 to 190
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
26
Shear Strength, MPa 170 to 240
150 to 340
Tensile Strength: Ultimate (UTS), MPa 280 to 420
240 to 590
Tensile Strength: Yield (Proof), MPa 130 to 360
120 to 510

Thermal Properties

Latent Heat of Fusion, J/g 390
380
Maximum Temperature: Mechanical, °C 180
200
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 590
480
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 130
130
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
33
Electrical Conductivity: Equal Weight (Specific), % IACS 94
98

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
3.0
Embodied Carbon, kg CO2/kg material 8.9
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.6 to 49
7.8 to 44
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 950
110 to 1870
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
46
Strength to Weight: Axial, points 29 to 44
22 to 54
Strength to Weight: Bending, points 36 to 47
28 to 52
Thermal Diffusivity, mm2/s 53
50
Thermal Shock Resistance, points 12 to 19
10 to 25

Alloy Composition

Aluminum (Al), % 93.2 to 95.8
86.9 to 91.4
Chromium (Cr), % 0 to 0.1
0.18 to 0.28
Copper (Cu), % 0 to 0.15
1.2 to 2.0
Iron (Fe), % 0 to 0.35
0 to 0.5
Magnesium (Mg), % 4.0 to 5.0
2.1 to 2.9
Manganese (Mn), % 0.2 to 0.5
0 to 0.3
Silicon (Si), % 0 to 0.2
0 to 0.4
Titanium (Ti), % 0 to 0.1
0 to 0.2
Zinc (Zn), % 0 to 0.25
5.1 to 6.1
Zirconium (Zr), % 0
0 to 0.25
Residuals, % 0 to 0.15
0 to 0.15

Comparable Variants