MakeItFrom.com
Menu (ESC)

6023 Aluminum vs. 7108 Aluminum

Both 6023 aluminum and 7108 aluminum are aluminum alloys. They have a moderately high 94% of their average alloy composition in common.

For each property being compared, the top bar is 6023 aluminum and the bottom bar is 7108 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
69
Elongation at Break, % 11
11
Fatigue Strength, MPa 120 to 130
120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 210 to 220
210
Tensile Strength: Ultimate (UTS), MPa 360
350
Tensile Strength: Yield (Proof), MPa 300 to 310
290

Thermal Properties

Latent Heat of Fusion, J/g 400
380
Maximum Temperature: Mechanical, °C 160
210
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 580
530
Specific Heat Capacity, J/kg-K 890
880
Thermal Conductivity, W/m-K 170
150
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 45
39
Electrical Conductivity: Equal Weight (Specific), % IACS 140
120

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 2.8
2.9
Embodied Carbon, kg CO2/kg material 8.3
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38 to 39
38
Resilience: Unit (Modulus of Resilience), kJ/m3 670 to 690
620
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
47
Strength to Weight: Axial, points 35 to 36
34
Strength to Weight: Bending, points 40
38
Thermal Diffusivity, mm2/s 67
59
Thermal Shock Resistance, points 16
16

Alloy Composition

Aluminum (Al), % 94 to 97.7
92.4 to 94.7
Bismuth (Bi), % 0.3 to 0.8
0
Copper (Cu), % 0.2 to 0.5
0 to 0.050
Iron (Fe), % 0 to 0.5
0 to 0.1
Magnesium (Mg), % 0.4 to 0.9
0.7 to 1.4
Manganese (Mn), % 0.2 to 0.6
0 to 0.050
Silicon (Si), % 0.6 to 1.4
0 to 0.1
Tin (Sn), % 0.6 to 1.2
0
Titanium (Ti), % 0
0 to 0.050
Zinc (Zn), % 0
4.5 to 5.5
Zirconium (Zr), % 0
0.12 to 0.25
Residuals, % 0
0 to 0.15