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201.0 Aluminum vs. 2025 Aluminum

Both 201.0 aluminum and 2025 aluminum are aluminum alloys. They have a very high 98% 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 201.0 aluminum and the bottom bar is 2025 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 95 to 140
110
Elastic (Young's, Tensile) Modulus, GPa 71
72
Elongation at Break, % 4.4 to 20
15
Fatigue Strength, MPa 120 to 150
130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Shear Strength, MPa 290
240
Tensile Strength: Ultimate (UTS), MPa 370 to 470
400
Tensile Strength: Yield (Proof), MPa 220 to 400
260

Thermal Properties

Latent Heat of Fusion, J/g 390
400
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 570
520
Specific Heat Capacity, J/kg-K 870
870
Thermal Conductivity, W/m-K 120
150
Thermal Expansion, µm/m-K 19
23

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 38
10
Density, g/cm3 3.1
3.0
Embodied Carbon, kg CO2/kg material 8.7
7.9
Embodied Energy, MJ/kg 160
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19 to 63
55
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 1160
450
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 45
46
Strength to Weight: Axial, points 33 to 42
37
Strength to Weight: Bending, points 37 to 44
40
Thermal Diffusivity, mm2/s 45
58
Thermal Shock Resistance, points 19 to 25
18

Alloy Composition

Aluminum (Al), % 92.1 to 95.1
90.9 to 95.2
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 4.0 to 5.2
3.9 to 5.0
Iron (Fe), % 0 to 0.15
0 to 1.0
Magnesium (Mg), % 0.15 to 0.55
0 to 0.050
Manganese (Mn), % 0.2 to 0.5
0.4 to 1.2
Silicon (Si), % 0 to 0.1
0.5 to 1.2
Silver (Ag), % 0.4 to 1.0
0
Titanium (Ti), % 0.15 to 0.35
0 to 0.15
Zinc (Zn), % 0
0 to 0.25
Residuals, % 0 to 0.1
0 to 0.15