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5088 Aluminum vs. 3303 Aluminum

Both 5088 aluminum and 3303 aluminum are aluminum alloys. Both are furnished in the annealed condition. They have a moderately high 95% of their average alloy composition in common.

For each property being compared, the top bar is 5088 aluminum and the bottom bar is 3303 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
70
Elongation at Break, % 29
23
Fatigue Strength, MPa 180
43
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 25
26
Shear Strength, MPa 200
69
Tensile Strength: Ultimate (UTS), MPa 310
110
Tensile Strength: Yield (Proof), MPa 150
39

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 200
180
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 540
620
Specific Heat Capacity, J/kg-K 900
900
Thermal Conductivity, W/m-K 120
170
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
43
Electrical Conductivity: Equal Weight (Specific), % IACS 98
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.7
2.8
Embodied Carbon, kg CO2/kg material 9.0
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 76
20
Resilience: Unit (Modulus of Resilience), kJ/m3 170
11
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
49
Strength to Weight: Axial, points 32
11
Strength to Weight: Bending, points 38
18
Thermal Diffusivity, mm2/s 51
67
Thermal Shock Resistance, points 14
4.8

Alloy Composition

Aluminum (Al), % 92.4 to 94.8
96.6 to 99
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.25
0.050 to 0.2
Iron (Fe), % 0.1 to 0.35
0 to 0.7
Magnesium (Mg), % 4.7 to 5.5
0
Manganese (Mn), % 0.2 to 0.5
1.0 to 1.5
Silicon (Si), % 0 to 0.2
0 to 0.6
Zinc (Zn), % 0.2 to 0.4
0 to 0.3
Zirconium (Zr), % 0 to 0.15
0
Residuals, % 0
0 to 0.15