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204.0 Aluminum vs. 2011A Aluminum

Both 204.0 aluminum and 2011A 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 204.0 aluminum and the bottom bar is 2011A aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
70
Elongation at Break, % 5.7 to 7.8
6.8 to 16
Fatigue Strength, MPa 63 to 77
75 to 100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 230 to 340
310 to 410
Tensile Strength: Yield (Proof), MPa 180 to 220
140 to 310

Thermal Properties

Latent Heat of Fusion, J/g 390
390
Maximum Temperature: Mechanical, °C 170
190
Melting Completion (Liquidus), °C 650
660
Melting Onset (Solidus), °C 580
550
Specific Heat Capacity, J/kg-K 880
870
Thermal Conductivity, W/m-K 120
130
Thermal Expansion, µm/m-K 19
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29 to 34
33
Electrical Conductivity: Equal Weight (Specific), % IACS 87 to 100
96

Otherwise Unclassified Properties

Base Metal Price, % relative 11
11
Density, g/cm3 3.0
3.1
Embodied Carbon, kg CO2/kg material 8.0
7.9
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 23
20 to 40
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 350
140 to 670
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
44
Strength to Weight: Axial, points 21 to 31
28 to 37
Strength to Weight: Bending, points 28 to 36
33 to 40
Thermal Diffusivity, mm2/s 46
49
Thermal Shock Resistance, points 12 to 18
14 to 18

Alloy Composition

Aluminum (Al), % 93.4 to 95.5
91.5 to 95.1
Bismuth (Bi), % 0
0.2 to 0.6
Copper (Cu), % 4.2 to 5.0
4.5 to 6.0
Iron (Fe), % 0 to 0.35
0 to 0.5
Lead (Pb), % 0
0.2 to 0.6
Magnesium (Mg), % 0.15 to 0.35
0
Manganese (Mn), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.050
0
Silicon (Si), % 0 to 0.2
0 to 0.4
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0.15 to 0.3
0
Zinc (Zn), % 0 to 0.1
0 to 0.3
Residuals, % 0
0 to 0.15

Comparable Variants