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5051A Aluminum vs. 5049 Aluminum

Both 5051A aluminum and 5049 aluminum are aluminum alloys. They have a very high 99% 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 5051A aluminum and the bottom bar is 5049 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
69
Elongation at Break, % 18 to 21
2.0 to 18
Fatigue Strength, MPa 51 to 61
79 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 110
130 to 190
Tensile Strength: Ultimate (UTS), MPa 170
210 to 330
Tensile Strength: Yield (Proof), MPa 56
91 to 280

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 190
190
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 610
620
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 150
140
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 39
35
Electrical Conductivity: Equal Weight (Specific), % IACS 130
110

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
8.5
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 27
6.0 to 31
Resilience: Unit (Modulus of Resilience), kJ/m3 23
59 to 570
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
50
Strength to Weight: Axial, points 17 to 18
22 to 34
Strength to Weight: Bending, points 25
29 to 39
Thermal Diffusivity, mm2/s 63
56
Thermal Shock Resistance, points 7.6
9.3 to 15

Alloy Composition

Aluminum (Al), % 96.1 to 98.6
94.7 to 97.9
Chromium (Cr), % 0 to 0.3
0 to 0.3
Copper (Cu), % 0 to 0.050
0 to 0.1
Iron (Fe), % 0 to 0.45
0 to 0.5
Magnesium (Mg), % 1.4 to 2.1
1.6 to 2.5
Manganese (Mn), % 0 to 0.25
0.5 to 1.1
Silicon (Si), % 0 to 0.3
0 to 0.4
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 0 to 0.2
0 to 0.2
Residuals, % 0
0 to 0.15

Comparable Variants