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206.0-T4 Aluminum vs. 6066-T4 Aluminum

Both 206.0-T4 aluminum and 6066-T4 aluminum are aluminum alloys. Both are furnished in the T4 temper. They have a very high 96% of their average alloy composition in common. There are 30 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 206.0-T4 aluminum and the bottom bar is 6066-T4 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 95
90
Elastic (Young's, Tensile) Modulus, GPa 71
70
Elongation at Break, % 8.4
16
Fatigue Strength, MPa 88
110
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 330
340
Tensile Strength: Yield (Proof), MPa 190
200

Thermal Properties

Latent Heat of Fusion, J/g 390
410
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 650
650
Melting Onset (Solidus), °C 570
560
Specific Heat Capacity, J/kg-K 880
890
Thermal Conductivity, W/m-K 120
150
Thermal Expansion, µm/m-K 19
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
40
Electrical Conductivity: Equal Weight (Specific), % IACS 99
130

Otherwise Unclassified Properties

Base Metal Price, % relative 11
9.5
Density, g/cm3 3.0
2.8
Embodied Carbon, kg CO2/kg material 8.0
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24
47
Resilience: Unit (Modulus of Resilience), kJ/m3 270
280
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 46
49
Strength to Weight: Axial, points 30
34
Strength to Weight: Bending, points 35
39
Thermal Diffusivity, mm2/s 46
61
Thermal Shock Resistance, points 17
15

Alloy Composition

Aluminum (Al), % 93.3 to 95.3
93 to 97
Chromium (Cr), % 0
0 to 0.4
Copper (Cu), % 4.2 to 5.0
0.7 to 1.2
Iron (Fe), % 0 to 0.15
0 to 0.5
Magnesium (Mg), % 0.15 to 0.35
0.8 to 1.4
Manganese (Mn), % 0.2 to 0.5
0.6 to 1.1
Nickel (Ni), % 0 to 0.050
0
Silicon (Si), % 0 to 0.1
0.9 to 1.8
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0.15 to 0.3
0 to 0.2
Zinc (Zn), % 0 to 0.1
0 to 0.25
Residuals, % 0
0 to 0.15