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392.0 Aluminum vs. 2018 Aluminum

Both 392.0 aluminum and 2018 aluminum are aluminum alloys. They have 80% of their average alloy composition in common. There are 29 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 392.0 aluminum and the bottom bar is 2018 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 75
73
Elongation at Break, % 0.86
9.6
Fatigue Strength, MPa 190
120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 28
27
Tensile Strength: Ultimate (UTS), MPa 290
420
Tensile Strength: Yield (Proof), MPa 270
310

Thermal Properties

Latent Heat of Fusion, J/g 670
390
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 670
640
Melting Onset (Solidus), °C 580
510
Specific Heat Capacity, J/kg-K 900
870
Thermal Conductivity, W/m-K 130
150
Thermal Expansion, µm/m-K 19
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
40
Electrical Conductivity: Equal Weight (Specific), % IACS 90
120

Otherwise Unclassified Properties

Base Metal Price, % relative 10
11
Density, g/cm3 2.5
3.1
Embodied Carbon, kg CO2/kg material 7.5
8.1
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 950
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.4
37
Resilience: Unit (Modulus of Resilience), kJ/m3 490
670
Stiffness to Weight: Axial, points 17
13
Stiffness to Weight: Bending, points 56
45
Strength to Weight: Axial, points 32
38
Strength to Weight: Bending, points 39
41
Thermal Diffusivity, mm2/s 60
57
Thermal Shock Resistance, points 15
19

Alloy Composition

Aluminum (Al), % 73.9 to 80.6
89.7 to 94.4
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0.4 to 0.8
3.5 to 4.5
Iron (Fe), % 0 to 1.5
0 to 1.0
Magnesium (Mg), % 0.8 to 1.2
0.45 to 0.9
Manganese (Mn), % 0.2 to 0.6
0 to 0.2
Nickel (Ni), % 0 to 0.5
1.7 to 2.3
Silicon (Si), % 18 to 20
0 to 0.9
Tin (Sn), % 0 to 0.3
0
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.5
0 to 0.25
Residuals, % 0
0 to 0.15