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2018 Aluminum vs. 354.0 Aluminum

Both 2018 aluminum and 354.0 aluminum are aluminum alloys. They have a moderately high 91% 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 2018 aluminum and the bottom bar is 354.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
71
Elongation at Break, % 9.6
2.4 to 3.0
Fatigue Strength, MPa 120
92 to 120
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 420
360 to 380
Tensile Strength: Yield (Proof), MPa 310
280 to 310

Thermal Properties

Latent Heat of Fusion, J/g 390
530
Maximum Temperature: Mechanical, °C 220
170
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 510
550
Specific Heat Capacity, J/kg-K 870
900
Thermal Conductivity, W/m-K 150
130
Thermal Expansion, µm/m-K 22
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
32
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.1
2.7
Embodied Carbon, kg CO2/kg material 8.1
7.8
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1130
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
8.6 to 9.8
Resilience: Unit (Modulus of Resilience), kJ/m3 670
540 to 670
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 45
52
Strength to Weight: Axial, points 38
37 to 39
Strength to Weight: Bending, points 41
42 to 44
Thermal Diffusivity, mm2/s 57
52
Thermal Shock Resistance, points 19
17 to 18

Alloy Composition


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Aluminum (Al), % 89.7 to 94.4
87.3 to 89.4
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.5 to 4.5
1.6 to 2.0
Iron (Fe), % 0 to 1.0
0 to 0.2
Magnesium (Mg), % 0.45 to 0.9
0.4 to 0.6
Manganese (Mn), % 0 to 0.2
0 to 0.1
Nickel (Ni), % 1.7 to 2.3
0
Silicon (Si), % 0 to 0.9
8.6 to 9.4
Titanium (Ti), % 0
0 to 0.2
Zinc (Zn), % 0 to 0.25
0 to 0.1
Residuals, % 0 to 0.15
0 to 0.15