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2618 Aluminum vs. 5088 Aluminum

Both 2618 aluminum and 5088 aluminum are aluminum alloys. They have a very high 96% 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 2618 aluminum and the bottom bar is 5088 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
68
Elongation at Break, % 5.8
29
Fatigue Strength, MPa 110
180
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
25
Shear Strength, MPa 260
200
Tensile Strength: Ultimate (UTS), MPa 420
310
Tensile Strength: Yield (Proof), MPa 350
150

Thermal Properties

Latent Heat of Fusion, J/g 390
390
Maximum Temperature: Mechanical, °C 210
200
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 550
540
Specific Heat Capacity, J/kg-K 880
900
Thermal Conductivity, W/m-K 160
120
Thermal Expansion, µm/m-K 22
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
29
Electrical Conductivity: Equal Weight (Specific), % IACS 110
98

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 2.9
2.7
Embodied Carbon, kg CO2/kg material 8.3
9.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23
76
Resilience: Unit (Modulus of Resilience), kJ/m3 850
170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 47
50
Strength to Weight: Axial, points 40
32
Strength to Weight: Bending, points 42
38
Thermal Diffusivity, mm2/s 62
51
Thermal Shock Resistance, points 19
14

Alloy Composition

Aluminum (Al), % 92.4 to 94.9
92.4 to 94.8
Chromium (Cr), % 0
0 to 0.15
Copper (Cu), % 1.9 to 2.7
0 to 0.25
Iron (Fe), % 0.9 to 1.3
0.1 to 0.35
Magnesium (Mg), % 1.3 to 1.8
4.7 to 5.5
Manganese (Mn), % 0
0.2 to 0.5
Nickel (Ni), % 0.9 to 1.2
0
Silicon (Si), % 0.1 to 0.25
0 to 0.2
Titanium (Ti), % 0.040 to 0.1
0
Zinc (Zn), % 0 to 0.1
0.2 to 0.4
Zirconium (Zr), % 0
0 to 0.15
Residuals, % 0
0 to 0.15