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5050 Aluminum vs. 2618 Aluminum

Both 5050 aluminum and 2618 aluminum are aluminum alloys. They have a very high 96% of their average alloy composition in common. There are 31 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 5050 aluminum and the bottom bar is 2618 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 36 to 68
120
Elastic (Young's, Tensile) Modulus, GPa 68
71
Elongation at Break, % 1.7 to 22
5.8
Fatigue Strength, MPa 45 to 100
110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Shear Strength, MPa 91 to 140
260
Tensile Strength: Ultimate (UTS), MPa 140 to 250
420
Tensile Strength: Yield (Proof), MPa 50 to 210
350

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 180
210
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 630
550
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 190
160
Thermal Expansion, µm/m-K 24
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 50
37
Electrical Conductivity: Equal Weight (Specific), % IACS 170
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.7
2.9
Embodied Carbon, kg CO2/kg material 8.4
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1190
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.1 to 24
23
Resilience: Unit (Modulus of Resilience), kJ/m3 18 to 330
850
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
47
Strength to Weight: Axial, points 15 to 26
40
Strength to Weight: Bending, points 22 to 33
42
Thermal Diffusivity, mm2/s 79
62
Thermal Shock Resistance, points 6.3 to 11
19

Alloy Composition

Aluminum (Al), % 96.3 to 98.9
92.4 to 94.9
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 0 to 0.2
1.9 to 2.7
Iron (Fe), % 0 to 0.7
0.9 to 1.3
Magnesium (Mg), % 1.1 to 1.8
1.3 to 1.8
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0
0.9 to 1.2
Silicon (Si), % 0 to 0.4
0.1 to 0.25
Titanium (Ti), % 0
0.040 to 0.1
Zinc (Zn), % 0 to 0.25
0 to 0.1
Residuals, % 0
0 to 0.15