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384.0 Aluminum vs. 7475 Aluminum

Both 384.0 aluminum and 7475 aluminum are aluminum alloys. They have 85% 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 384.0 aluminum and the bottom bar is 7475 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 74
70
Elongation at Break, % 2.5
10 to 12
Fatigue Strength, MPa 140
190 to 210
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 28
26
Shear Strength, MPa 200
320 to 350
Tensile Strength: Ultimate (UTS), MPa 330
530 to 590
Tensile Strength: Yield (Proof), MPa 170
440 to 520

Thermal Properties

Latent Heat of Fusion, J/g 550
380
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 580
640
Melting Onset (Solidus), °C 530
480
Specific Heat Capacity, J/kg-K 870
870
Thermal Conductivity, W/m-K 96
140 to 160
Thermal Expansion, µm/m-K 21
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
33 to 42
Electrical Conductivity: Equal Weight (Specific), % IACS 69
98 to 120

Otherwise Unclassified Properties

Base Metal Price, % relative 11
10
Density, g/cm3 2.9
3.0
Embodied Carbon, kg CO2/kg material 7.4
8.2
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1010
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
53 to 68
Resilience: Unit (Modulus of Resilience), kJ/m3 190
1390 to 1920
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
46
Strength to Weight: Axial, points 32
49 to 55
Strength to Weight: Bending, points 37
48 to 52
Thermal Diffusivity, mm2/s 39
53 to 63
Thermal Shock Resistance, points 15
23 to 26

Alloy Composition


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Aluminum (Al), % 77.3 to 86.5
88.6 to 91.6
Chromium (Cr), % 0
0.18 to 0.25
Copper (Cu), % 3.0 to 4.5
1.2 to 1.9
Iron (Fe), % 0 to 1.3
0 to 0.12
Magnesium (Mg), % 0 to 0.1
1.9 to 2.6
Manganese (Mn), % 0 to 0.5
0 to 0.060
Nickel (Ni), % 0 to 0.5
0
Silicon (Si), % 10.5 to 12
0 to 0.1
Tin (Sn), % 0 to 0.35
0
Titanium (Ti), % 0
0 to 0.060
Zinc (Zn), % 0 to 3.0
5.1 to 6.2
Residuals, % 0 to 0.5
0 to 0.15