MakeItFrom.com
Menu (ESC)

5449 Aluminum vs. 7076 Aluminum

Both 5449 aluminum and 7076 aluminum are aluminum alloys. They have a moderately high 92% 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 5449 aluminum and the bottom bar is 7076 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
70
Elongation at Break, % 4.0 to 17
6.2
Fatigue Strength, MPa 78 to 120
170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 26
27
Shear Strength, MPa 130 to 190
310
Tensile Strength: Ultimate (UTS), MPa 210 to 330
530
Tensile Strength: Yield (Proof), MPa 91 to 260
460

Thermal Properties

Latent Heat of Fusion, J/g 400
380
Maximum Temperature: Mechanical, °C 190
170
Melting Completion (Liquidus), °C 650
630
Melting Onset (Solidus), °C 590
460
Specific Heat Capacity, J/kg-K 900
860
Thermal Conductivity, W/m-K 140
140
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
35
Electrical Conductivity: Equal Weight (Specific), % IACS 110
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.8
3.0
Embodied Carbon, kg CO2/kg material 8.5
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 29
31
Resilience: Unit (Modulus of Resilience), kJ/m3 60 to 480
1510
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
45
Strength to Weight: Axial, points 22 to 33
49
Strength to Weight: Bending, points 29 to 39
48
Thermal Diffusivity, mm2/s 56
54
Thermal Shock Resistance, points 9.4 to 15
23

Alloy Composition

Aluminum (Al), % 94.1 to 97.8
86.9 to 91.2
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.3
0.3 to 1.0
Iron (Fe), % 0 to 0.7
0 to 0.6
Magnesium (Mg), % 1.6 to 2.6
1.2 to 2.0
Manganese (Mn), % 0.6 to 1.1
0.3 to 0.8
Silicon (Si), % 0 to 0.4
0 to 0.4
Titanium (Ti), % 0 to 0.1
0 to 0.2
Zinc (Zn), % 0 to 0.3
7.0 to 8.0
Residuals, % 0
0 to 0.15