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2018 Aluminum vs. 201.0 Aluminum

Both 2018 aluminum and 201.0 aluminum are aluminum alloys. They have a very high 97% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is 2018 aluminum and the bottom bar is 201.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 120
95 to 140
Elastic (Young's, Tensile) Modulus, GPa 73
71
Elongation at Break, % 9.6
4.4 to 20
Fatigue Strength, MPa 120
120 to 150
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Shear Strength, MPa 270
290
Tensile Strength: Ultimate (UTS), MPa 420
370 to 470
Tensile Strength: Yield (Proof), MPa 310
220 to 400

Thermal Properties

Latent Heat of Fusion, J/g 390
390
Maximum Temperature: Mechanical, °C 220
170
Melting Completion (Liquidus), °C 640
650
Melting Onset (Solidus), °C 510
570
Specific Heat Capacity, J/kg-K 870
870
Thermal Conductivity, W/m-K 150
120
Thermal Expansion, µm/m-K 22
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
30 to 33
Electrical Conductivity: Equal Weight (Specific), % IACS 120
87 to 97

Otherwise Unclassified Properties

Base Metal Price, % relative 11
38
Density, g/cm3 3.1
3.1
Embodied Carbon, kg CO2/kg material 8.1
8.7
Embodied Energy, MJ/kg 150
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
19 to 63
Resilience: Unit (Modulus of Resilience), kJ/m3 670
330 to 1160
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 45
45
Strength to Weight: Axial, points 38
33 to 42
Strength to Weight: Bending, points 41
37 to 44
Thermal Diffusivity, mm2/s 57
45
Thermal Shock Resistance, points 19
19 to 25

Alloy Composition


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Aluminum (Al), % 89.7 to 94.4
92.1 to 95.1
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.5 to 4.5
4.0 to 5.2
Iron (Fe), % 0 to 1.0
0 to 0.15
Magnesium (Mg), % 0.45 to 0.9
0.15 to 0.55
Manganese (Mn), % 0 to 0.2
0.2 to 0.5
Nickel (Ni), % 1.7 to 2.3
0
Silicon (Si), % 0 to 0.9
0 to 0.1
Silver (Ag), % 0
0.4 to 1.0
Titanium (Ti), % 0
0.15 to 0.35
Zinc (Zn), % 0 to 0.25
0
Residuals, % 0 to 0.15
0 to 0.1