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5026 Aluminum vs. 5051A Aluminum

Both 5026 aluminum and 5051A aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is 5026 aluminum and the bottom bar is 5051A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
68
Elongation at Break, % 5.1 to 11
18 to 21
Fatigue Strength, MPa 94 to 140
51 to 61
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 150 to 180
110
Tensile Strength: Ultimate (UTS), MPa 260 to 320
170
Tensile Strength: Yield (Proof), MPa 120 to 250
56

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 210
190
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 510
610
Specific Heat Capacity, J/kg-K 890
900
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
39
Electrical Conductivity: Equal Weight (Specific), % IACS 99
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.8
2.7
Embodied Carbon, kg CO2/kg material 8.9
8.5
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 29
24 to 27
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 440
23
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 49
50
Strength to Weight: Axial, points 26 to 32
17 to 18
Strength to Weight: Bending, points 33 to 37
25
Thermal Diffusivity, mm2/s 52
63
Thermal Shock Resistance, points 11 to 14
7.6

Alloy Composition

Aluminum (Al), % 88.2 to 94.7
96.1 to 98.6
Chromium (Cr), % 0 to 0.3
0 to 0.3
Copper (Cu), % 0.1 to 0.8
0 to 0.050
Iron (Fe), % 0.2 to 1.0
0 to 0.45
Magnesium (Mg), % 3.9 to 4.9
1.4 to 2.1
Manganese (Mn), % 0.6 to 1.8
0 to 0.25
Silicon (Si), % 0.55 to 1.4
0 to 0.3
Titanium (Ti), % 0 to 0.2
0 to 0.1
Zinc (Zn), % 0 to 1.0
0 to 0.2
Zirconium (Zr), % 0 to 0.3
0
Residuals, % 0
0 to 0.15

Comparable Variants