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511.0 Aluminum vs. 7178 Aluminum

Both 511.0 aluminum and 7178 aluminum are aluminum alloys. They have a moderately high 91% 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 511.0 aluminum and the bottom bar is 7178 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
71
Elongation at Break, % 3.0
4.5 to 12
Fatigue Strength, MPa 55
120 to 210
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 25
27
Shear Strength, MPa 120
140 to 380
Tensile Strength: Ultimate (UTS), MPa 150
240 to 640
Tensile Strength: Yield (Proof), MPa 83
120 to 560

Thermal Properties

Latent Heat of Fusion, J/g 400
370
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 590
480
Specific Heat Capacity, J/kg-K 900
860
Thermal Conductivity, W/m-K 140
130
Thermal Expansion, µm/m-K 24
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 36
31
Electrical Conductivity: Equal Weight (Specific), % IACS 120
91

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
10
Density, g/cm3 2.7
3.1
Embodied Carbon, kg CO2/kg material 8.8
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
1110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.7
24 to 52
Resilience: Unit (Modulus of Resilience), kJ/m3 51
110 to 2220
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
45
Strength to Weight: Axial, points 15
21 to 58
Strength to Weight: Bending, points 23
28 to 54
Thermal Diffusivity, mm2/s 59
47
Thermal Shock Resistance, points 6.5
10 to 28

Alloy Composition

Aluminum (Al), % 93.3 to 96.2
85.4 to 89.5
Chromium (Cr), % 0
0.18 to 0.28
Copper (Cu), % 0 to 0.15
1.6 to 2.4
Iron (Fe), % 0 to 0.5
0 to 0.5
Magnesium (Mg), % 3.5 to 4.5
2.4 to 3.1
Manganese (Mn), % 0 to 0.35
0 to 0.3
Silicon (Si), % 0.3 to 0.7
0 to 0.4
Titanium (Ti), % 0 to 0.25
0 to 0.2
Zinc (Zn), % 0 to 0.15
6.3 to 7.3
Residuals, % 0
0 to 0.15