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7049 Aluminum vs. 520.0 Aluminum

Both 7049 aluminum and 520.0 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 7049 aluminum and the bottom bar is 520.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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