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6023 Aluminum vs. 5019 Aluminum

Both 6023 aluminum and 5019 aluminum are aluminum alloys. They have a moderately high 95% of their average alloy composition in common.

For each property being compared, the top bar is 6023 aluminum and the bottom bar is 5019 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
68
Elongation at Break, % 11
2.2 to 18
Fatigue Strength, MPa 120 to 130
100 to 160
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 210 to 220
170 to 210
Tensile Strength: Ultimate (UTS), MPa 360
280 to 360
Tensile Strength: Yield (Proof), MPa 300 to 310
120 to 300

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 160
180
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 580
540
Specific Heat Capacity, J/kg-K 890
900
Thermal Conductivity, W/m-K 170
130
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
29
Electrical Conductivity: Equal Weight (Specific), % IACS 140
98

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 2.8
2.7
Embodied Carbon, kg CO2/kg material 8.3
9.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 39
7.6 to 40
Resilience: Unit (Modulus of Resilience), kJ/m3 670 to 690
110 to 650
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 49
51
Strength to Weight: Axial, points 35 to 36
29 to 38
Strength to Weight: Bending, points 40
35 to 42
Thermal Diffusivity, mm2/s 67
52
Thermal Shock Resistance, points 16
13 to 16

Alloy Composition

Aluminum (Al), % 94 to 97.7
91.5 to 95.3
Bismuth (Bi), % 0.3 to 0.8
0
Chromium (Cr), % 0
0 to 0.2
Copper (Cu), % 0.2 to 0.5
0 to 0.1
Iron (Fe), % 0 to 0.5
0 to 0.5
Magnesium (Mg), % 0.4 to 0.9
4.5 to 5.6
Manganese (Mn), % 0.2 to 0.6
0.1 to 0.6
Silicon (Si), % 0.6 to 1.4
0 to 0.4
Tin (Sn), % 0.6 to 1.2
0
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.15