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7049 Aluminum vs. 6106 Aluminum

Both 7049 aluminum and 6106 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 6106 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
69
Elongation at Break, % 6.2 to 7.0
9.1
Fatigue Strength, MPa 160 to 170
88
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 300 to 310
170
Tensile Strength: Ultimate (UTS), MPa 510 to 530
290
Tensile Strength: Yield (Proof), MPa 420 to 450
220

Thermal Properties

Latent Heat of Fusion, J/g 370
400
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 640
660
Melting Onset (Solidus), °C 480
610
Specific Heat Capacity, J/kg-K 860
900
Thermal Conductivity, W/m-K 130
190
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
49
Electrical Conductivity: Equal Weight (Specific), % IACS 110
160

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.1
8.3
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1110
1190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 34
24
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 1440
370
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
50
Strength to Weight: Axial, points 46 to 47
29
Strength to Weight: Bending, points 46 to 47
35
Thermal Diffusivity, mm2/s 51
78
Thermal Shock Resistance, points 22 to 23
13

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
97.2 to 99.3
Chromium (Cr), % 0.1 to 0.22
0 to 0.2
Copper (Cu), % 1.2 to 1.9
0 to 0.25
Iron (Fe), % 0 to 0.35
0 to 0.35
Magnesium (Mg), % 2.0 to 2.9
0.4 to 0.8
Manganese (Mn), % 0 to 0.2
0.050 to 0.2
Silicon (Si), % 0 to 0.25
0.3 to 0.6
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 7.2 to 8.2
0 to 0.15
Residuals, % 0
0 to 0.15