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7049 Aluminum vs. 6023 Aluminum

Both 7049 aluminum and 6023 aluminum are aluminum alloys. They have 89% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 7049 aluminum and the bottom bar is 6023 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 6.2 to 7.0
11
Fatigue Strength, MPa 160 to 170
120 to 130
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 300 to 310
210 to 220
Tensile Strength: Ultimate (UTS), MPa 510 to 530
360
Tensile Strength: Yield (Proof), MPa 420 to 450
300 to 310

Thermal Properties

Latent Heat of Fusion, J/g 370
400
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 480
580
Specific Heat Capacity, J/kg-K 860
890
Thermal Conductivity, W/m-K 130
170
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
45
Electrical Conductivity: Equal Weight (Specific), % IACS 110
140

Otherwise Unclassified Properties

Base Metal Price, % relative 10
11
Density, g/cm3 3.1
2.8
Embodied Carbon, kg CO2/kg material 8.1
8.3
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1110
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 34
38 to 39
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 1440
670 to 690
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
49
Strength to Weight: Axial, points 46 to 47
35 to 36
Strength to Weight: Bending, points 46 to 47
40
Thermal Diffusivity, mm2/s 51
67
Thermal Shock Resistance, points 22 to 23
16

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
94 to 97.7
Bismuth (Bi), % 0
0.3 to 0.8
Chromium (Cr), % 0.1 to 0.22
0
Copper (Cu), % 1.2 to 1.9
0.2 to 0.5
Iron (Fe), % 0 to 0.35
0 to 0.5
Magnesium (Mg), % 2.0 to 2.9
0.4 to 0.9
Manganese (Mn), % 0 to 0.2
0.2 to 0.6
Silicon (Si), % 0 to 0.25
0.6 to 1.4
Tin (Sn), % 0
0.6 to 1.2
Titanium (Ti), % 0 to 0.1
0
Zinc (Zn), % 7.2 to 8.2
0
Residuals, % 0
0 to 0.15