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5021 Aluminum vs. 2095 Aluminum

Both 5021 aluminum and 2095 aluminum are aluminum alloys. They have a moderately high 94% 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 5021 aluminum and the bottom bar is 2095 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
70
Elongation at Break, % 1.1 to 3.4
8.5
Fatigue Strength, MPa 85 to 110
200
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
26
Shear Strength, MPa 170
410
Tensile Strength: Ultimate (UTS), MPa 300 to 310
700
Tensile Strength: Yield (Proof), MPa 240 to 270
610

Thermal Properties

Latent Heat of Fusion, J/g 400
390
Maximum Temperature: Mechanical, °C 180
210
Melting Completion (Liquidus), °C 640
660
Melting Onset (Solidus), °C 590
540
Specific Heat Capacity, J/kg-K 900
910
Thermal Conductivity, W/m-K 140
130
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
35
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
31
Density, g/cm3 2.7
3.0
Embodied Carbon, kg CO2/kg material 8.6
8.6
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1180
1470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.1 to 10
57
Resilience: Unit (Modulus of Resilience), kJ/m3 440 to 550
2640
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
46
Strength to Weight: Axial, points 30 to 32
65
Strength to Weight: Bending, points 37
59
Thermal Diffusivity, mm2/s 57
49
Thermal Shock Resistance, points 13 to 14
31

Alloy Composition

Aluminum (Al), % 95.2 to 97.7
91.3 to 94.9
Chromium (Cr), % 0 to 0.15
0
Copper (Cu), % 0 to 0.15
3.9 to 4.6
Iron (Fe), % 0 to 0.5
0 to 0.15
Lithium (Li), % 0
0.7 to 1.5
Magnesium (Mg), % 2.2 to 2.8
0.25 to 0.8
Manganese (Mn), % 0.1 to 0.5
0 to 0.25
Silicon (Si), % 0 to 0.4
0 to 0.12
Silver (Ag), % 0
0.25 to 0.6
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.15
0 to 0.25
Zirconium (Zr), % 0
0.040 to 0.18
Residuals, % 0
0 to 0.15