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5182 Aluminum vs. 5051A Aluminum

Both 5182 aluminum and 5051A 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 5182 aluminum and the bottom bar is 5051A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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

Comparable Variants