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7178 Aluminum vs. 535.0 Aluminum

Both 7178 aluminum and 535.0 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 (2, in this case) are not shown.

For each property being compared, the top bar is 7178 aluminum and the bottom bar is 535.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
67
Elongation at Break, % 4.5 to 12
10
Fatigue Strength, MPa 120 to 210
70
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 27
25
Shear Strength, MPa 140 to 380
190
Tensile Strength: Ultimate (UTS), MPa 240 to 640
270
Tensile Strength: Yield (Proof), MPa 120 to 560
140

Thermal Properties

Latent Heat of Fusion, J/g 370
390
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 630
630
Melting Onset (Solidus), °C 480
570
Specific Heat Capacity, J/kg-K 860
910
Thermal Conductivity, W/m-K 130
100
Thermal Expansion, µm/m-K 23
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
23
Electrical Conductivity: Equal Weight (Specific), % IACS 91
79

Otherwise Unclassified Properties

Base Metal Price, % relative 10
9.5
Density, g/cm3 3.1
2.6
Embodied Carbon, kg CO2/kg material 8.2
9.4
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1110
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 52
24
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 2220
150
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 45
51
Strength to Weight: Axial, points 21 to 58
28
Strength to Weight: Bending, points 28 to 54
35
Thermal Diffusivity, mm2/s 47
42
Thermal Shock Resistance, points 10 to 28
12

Alloy Composition

Aluminum (Al), % 85.4 to 89.5
91.5 to 93.6
Beryllium (Be), % 0
0.0030 to 0.0070
Boron (B), % 0
0 to 0.0050
Chromium (Cr), % 0.18 to 0.28
0
Copper (Cu), % 1.6 to 2.4
0 to 0.050
Iron (Fe), % 0 to 0.5
0 to 0.15
Magnesium (Mg), % 2.4 to 3.1
6.2 to 7.5
Manganese (Mn), % 0 to 0.3
0.1 to 0.25
Silicon (Si), % 0 to 0.4
0 to 0.15
Titanium (Ti), % 0 to 0.2
0.1 to 0.25
Zinc (Zn), % 6.3 to 7.3
0
Residuals, % 0
0 to 0.15