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6023 Aluminum vs. 8176 Aluminum

Both 6023 aluminum and 8176 aluminum are aluminum alloys. They have a very high 96% of their average alloy composition in common.

For each property being compared, the top bar is 6023 aluminum and the bottom bar is 8176 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
69
Elongation at Break, % 11
15
Fatigue Strength, MPa 120 to 130
59
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 210 to 220
70
Tensile Strength: Ultimate (UTS), MPa 360
160
Tensile Strength: Yield (Proof), MPa 300 to 310
95

Thermal Properties

Latent Heat of Fusion, J/g 400
400
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 640
660
Melting Onset (Solidus), °C 580
650
Specific Heat Capacity, J/kg-K 890
900
Thermal Conductivity, W/m-K 170
230
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
61
Electrical Conductivity: Equal Weight (Specific), % IACS 140
200

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
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 39
21
Resilience: Unit (Modulus of Resilience), kJ/m3 670 to 690
66
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 49
50
Strength to Weight: Axial, points 35 to 36
16
Strength to Weight: Bending, points 40
24
Thermal Diffusivity, mm2/s 67
93
Thermal Shock Resistance, points 16
7.0

Alloy Composition

Aluminum (Al), % 94 to 97.7
98.6 to 99.6
Bismuth (Bi), % 0.3 to 0.8
0
Copper (Cu), % 0.2 to 0.5
0
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0 to 0.5
0.4 to 1.0
Magnesium (Mg), % 0.4 to 0.9
0
Manganese (Mn), % 0.2 to 0.6
0
Silicon (Si), % 0.6 to 1.4
0.030 to 0.15
Tin (Sn), % 0.6 to 1.2
0
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0 to 0.15
0 to 0.15