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6023 Aluminum vs. Z40301 Zinc

6023 aluminum belongs to the aluminum alloys classification, while Z40301 zinc belongs to the zinc alloys. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is 6023 aluminum and the bottom bar is Z40301 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
87
Elongation at Break, % 11
60
Poisson's Ratio 0.33
0.25
Shear Modulus, GPa 26
35
Tensile Strength: Ultimate (UTS), MPa 360
190
Tensile Strength: Yield (Proof), MPa 300 to 310
150

Thermal Properties

Latent Heat of Fusion, J/g 400
110
Maximum Temperature: Mechanical, °C 160
90
Melting Completion (Liquidus), °C 640
410
Melting Onset (Solidus), °C 580
400
Specific Heat Capacity, J/kg-K 890
390
Thermal Conductivity, W/m-K 170
110
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
27
Electrical Conductivity: Equal Weight (Specific), % IACS 140
37

Otherwise Unclassified Properties

Base Metal Price, % relative 11
12
Density, g/cm3 2.8
6.6
Embodied Carbon, kg CO2/kg material 8.3
2.8
Embodied Energy, MJ/kg 150
53
Embodied Water, L/kg 1180
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 39
100
Resilience: Unit (Modulus of Resilience), kJ/m3 670 to 690
130
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 49
23
Strength to Weight: Axial, points 35 to 36
7.9
Strength to Weight: Bending, points 40
11
Thermal Diffusivity, mm2/s 67
44
Thermal Shock Resistance, points 16
5.9

Alloy Composition

Aluminum (Al), % 94 to 97.7
0 to 0.010
Bismuth (Bi), % 0.3 to 0.8
0
Cadmium (Cd), % 0
0 to 0.0050
Copper (Cu), % 0.2 to 0.5
0.5 to 1.0
Iron (Fe), % 0 to 0.5
0 to 0.010
Lead (Pb), % 0
0 to 0.010
Magnesium (Mg), % 0.4 to 0.9
0
Manganese (Mn), % 0.2 to 0.6
0
Silicon (Si), % 0.6 to 1.4
0
Tin (Sn), % 0.6 to 1.2
0 to 0.0030
Titanium (Ti), % 0
0 to 0.040
Zinc (Zn), % 0
98.9 to 99.5
Residuals, % 0 to 0.15
0