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520.0 Aluminum vs. 7049 Aluminum

Both 520.0 aluminum and 7049 aluminum are aluminum alloys. They have a moderately high 91% 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 520.0 aluminum and the bottom bar is 7049 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 75
140
Elastic (Young's, Tensile) Modulus, GPa 66
70
Elongation at Break, % 14
6.2 to 7.0
Fatigue Strength, MPa 55
160 to 170
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
27
Shear Strength, MPa 230
300 to 310
Tensile Strength: Ultimate (UTS), MPa 330
510 to 530
Tensile Strength: Yield (Proof), MPa 170
420 to 450

Thermal Properties

Latent Heat of Fusion, J/g 390
370
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 480
480
Specific Heat Capacity, J/kg-K 910
860
Thermal Conductivity, W/m-K 87
130
Thermal Expansion, µm/m-K 25
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 21
36
Electrical Conductivity: Equal Weight (Specific), % IACS 72
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.6
3.1
Embodied Carbon, kg CO2/kg material 9.8
8.1
Embodied Energy, MJ/kg 160
140
Embodied Water, L/kg 1170
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 39
31 to 34
Resilience: Unit (Modulus of Resilience), kJ/m3 230
1270 to 1440
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 52
45
Strength to Weight: Axial, points 35
46 to 47
Strength to Weight: Bending, points 41
46 to 47
Thermal Diffusivity, mm2/s 37
51
Thermal Shock Resistance, points 14
22 to 23

Alloy Composition

Aluminum (Al), % 87.9 to 90.5
85.7 to 89.5
Chromium (Cr), % 0
0.1 to 0.22
Copper (Cu), % 0 to 0.25
1.2 to 1.9
Iron (Fe), % 0 to 0.3
0 to 0.35
Magnesium (Mg), % 9.5 to 10.6
2.0 to 2.9
Manganese (Mn), % 0 to 0.15
0 to 0.2
Silicon (Si), % 0 to 0.25
0 to 0.25
Titanium (Ti), % 0 to 0.25
0 to 0.1
Zinc (Zn), % 0 to 0.15
7.2 to 8.2
Residuals, % 0
0 to 0.15