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5051A Aluminum vs. 5182 Aluminum

Both 5051A aluminum and 5182 aluminum are aluminum alloys. They have a very high 97% of their average alloy composition in common.

For each property being compared, the top bar is 5051A aluminum and the bottom bar is 5182 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
68
Elongation at Break, % 18 to 21
1.1 to 12
Fatigue Strength, MPa 51 to 61
100 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
25
Shear Strength, MPa 110
170 to 240
Tensile Strength: Ultimate (UTS), MPa 170
280 to 420
Tensile Strength: Yield (Proof), MPa 56
130 to 360

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 190
180
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 610
590
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 150
130
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
28
Electrical Conductivity: Equal Weight (Specific), % IACS 130
94

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.7
Embodied Carbon, kg CO2/kg material 8.5
8.9
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 27
2.6 to 49
Resilience: Unit (Modulus of Resilience), kJ/m3 23
120 to 950
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
51
Strength to Weight: Axial, points 17 to 18
29 to 44
Strength to Weight: Bending, points 25
36 to 47
Thermal Diffusivity, mm2/s 63
53
Thermal Shock Resistance, points 7.6
12 to 19

Alloy Composition

Aluminum (Al), % 96.1 to 98.6
93.2 to 95.8
Chromium (Cr), % 0 to 0.3
0 to 0.1
Copper (Cu), % 0 to 0.050
0 to 0.15
Iron (Fe), % 0 to 0.45
0 to 0.35
Magnesium (Mg), % 1.4 to 2.1
4.0 to 5.0
Manganese (Mn), % 0 to 0.25
0.2 to 0.5
Silicon (Si), % 0 to 0.3
0 to 0.2
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 0 to 0.2
0 to 0.25
Residuals, % 0 to 0.15
0 to 0.15

Comparable Variants