MakeItFrom.com
Menu (ESC)

7049A-T6 Aluminum vs. 7075-T6 Aluminum

Both 7049A-T6 aluminum and 7075-T6 aluminum are aluminum alloys. Both are furnished in the T6 temper. They have a very high 98% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 7049A-T6 aluminum and the bottom bar is 7075-T6 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
70
Elongation at Break, % 5.7
7.9
Fatigue Strength, MPa 180
160
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 27
26
Shear Strength, MPa 350
330
Tensile Strength: Ultimate (UTS), MPa 590
560
Tensile Strength: Yield (Proof), MPa 500
480

Thermal Properties

Latent Heat of Fusion, J/g 370
380
Maximum Temperature: Mechanical, °C 200
200
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 430
480
Specific Heat Capacity, J/kg-K 850
870
Thermal Conductivity, W/m-K 130
130
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
33
Electrical Conductivity: Equal Weight (Specific), % IACS 120
98

Otherwise Unclassified Properties

Base Metal Price, % relative 10
10
Density, g/cm3 3.1
3.0
Embodied Carbon, kg CO2/kg material 8.2
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1100
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 32
42
Resilience: Unit (Modulus of Resilience), kJ/m3 1800
1630
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 44
46
Strength to Weight: Axial, points 53
51
Strength to Weight: Bending, points 51
50
Thermal Diffusivity, mm2/s 50
50
Thermal Shock Resistance, points 25
24

Alloy Composition


Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 452
Aluminum (Al), % 84.6 to 89.5
86.9 to 91.4
Chromium (Cr), % 0.050 to 0.25
0.18 to 0.28
Copper (Cu), % 1.2 to 1.9
1.2 to 2.0
Iron (Fe), % 0 to 0.5
0 to 0.5
Magnesium (Mg), % 2.1 to 3.1
2.1 to 2.9
Manganese (Mn), % 0 to 0.5
0 to 0.3
Silicon (Si), % 0 to 0.4
0 to 0.4
Titanium (Ti), % 0 to 0.25
0 to 0.2
Zinc (Zn), % 7.2 to 8.4
5.1 to 6.1
Zirconium (Zr), % 0 to 0.25
0 to 0.25
Residuals, % 0 to 0.15
0 to 0.15