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2095 Aluminum vs. EN AC-21100 Aluminum

Both 2095 aluminum and EN AC-21100 aluminum are aluminum alloys. They have a very high 98% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 2095 aluminum and the bottom bar is EN AC-21100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
71
Elongation at Break, % 8.5
6.2 to 7.3
Fatigue Strength, MPa 200
79 to 87
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 700
340 to 350
Tensile Strength: Yield (Proof), MPa 610
210 to 240

Thermal Properties

Latent Heat of Fusion, J/g 390
390
Maximum Temperature: Mechanical, °C 210
170
Melting Completion (Liquidus), °C 660
670
Melting Onset (Solidus), °C 540
550
Specific Heat Capacity, J/kg-K 910
880
Thermal Conductivity, W/m-K 130
130
Thermal Expansion, µm/m-K 23
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
34
Electrical Conductivity: Equal Weight (Specific), % IACS 110
100

Otherwise Unclassified Properties

Base Metal Price, % relative 31
11
Density, g/cm3 3.0
3.0
Embodied Carbon, kg CO2/kg material 8.6
8.0
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 1470
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57
19 to 21
Resilience: Unit (Modulus of Resilience), kJ/m3 2640
300 to 400
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
46
Strength to Weight: Axial, points 65
31 to 33
Strength to Weight: Bending, points 59
36 to 37
Thermal Diffusivity, mm2/s 49
48
Thermal Shock Resistance, points 31
15

Alloy Composition

Aluminum (Al), % 91.3 to 94.9
93.4 to 95.7
Copper (Cu), % 3.9 to 4.6
4.2 to 5.2
Iron (Fe), % 0 to 0.15
0 to 0.19
Lithium (Li), % 0.7 to 1.5
0
Magnesium (Mg), % 0.25 to 0.8
0
Manganese (Mn), % 0 to 0.25
0 to 0.55
Silicon (Si), % 0 to 0.12
0 to 0.18
Silver (Ag), % 0.25 to 0.6
0
Titanium (Ti), % 0 to 0.1
0.15 to 0.3
Zinc (Zn), % 0 to 0.25
0 to 0.070
Zirconium (Zr), % 0.040 to 0.18
0
Residuals, % 0
0 to 0.1