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7049 Aluminum vs. 6063 Aluminum

Both 7049 aluminum and 6063 aluminum are aluminum alloys. They have 89% of their average alloy composition in common. There are 31 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 6063 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
25 to 95
Elastic (Young's, Tensile) Modulus, GPa 70
68
Elongation at Break, % 6.2 to 7.0
7.3 to 21
Fatigue Strength, MPa 160 to 170
39 to 95
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
26
Shear Strength, MPa 300 to 310
70 to 190
Tensile Strength: Ultimate (UTS), MPa 510 to 530
110 to 300
Tensile Strength: Yield (Proof), MPa 420 to 450
49 to 270

Thermal Properties

Latent Heat of Fusion, J/g 370
400
Maximum Temperature: Mechanical, °C 180
160
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 480
620
Specific Heat Capacity, J/kg-K 860
900
Thermal Conductivity, W/m-K 130
190 to 220
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
49 to 58
Electrical Conductivity: Equal Weight (Specific), % IACS 110
160 to 190

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
13 to 27
Resilience: Unit (Modulus of Resilience), kJ/m3 1270 to 1440
18 to 540
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
50
Strength to Weight: Axial, points 46 to 47
11 to 31
Strength to Weight: Bending, points 46 to 47
18 to 37
Thermal Diffusivity, mm2/s 51
79 to 89
Thermal Shock Resistance, points 22 to 23
4.8 to 13

Alloy Composition

Aluminum (Al), % 85.7 to 89.5
97.5 to 99.4
Chromium (Cr), % 0.1 to 0.22
0 to 0.1
Copper (Cu), % 1.2 to 1.9
0 to 0.1
Iron (Fe), % 0 to 0.35
0 to 0.35
Magnesium (Mg), % 2.0 to 2.9
0.45 to 0.9
Manganese (Mn), % 0 to 0.2
0 to 0.1
Silicon (Si), % 0 to 0.25
0.2 to 0.6
Titanium (Ti), % 0 to 0.1
0 to 0.1
Zinc (Zn), % 7.2 to 8.2
0 to 0.1
Residuals, % 0
0 to 0.15