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EN AC-44400 Aluminum vs. 6066 Aluminum

Both EN AC-44400 aluminum and 6066 aluminum are aluminum alloys. They have a moderately high 92% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN AC-44400 aluminum and the bottom bar is 6066 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
70
Elongation at Break, % 4.1
7.8 to 17
Fatigue Strength, MPa 79
94 to 130
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
26
Tensile Strength: Ultimate (UTS), MPa 210
160 to 400
Tensile Strength: Yield (Proof), MPa 110
93 to 360

Thermal Properties

Latent Heat of Fusion, J/g 540
410
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 600
650
Melting Onset (Solidus), °C 590
560
Specific Heat Capacity, J/kg-K 900
890
Thermal Conductivity, W/m-K 140
150
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
40
Electrical Conductivity: Equal Weight (Specific), % IACS 110
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
9.5
Density, g/cm3 2.6
2.8
Embodied Carbon, kg CO2/kg material 7.8
8.3
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1080
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.3
23 to 52
Resilience: Unit (Modulus of Resilience), kJ/m3 85
61 to 920
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 54
49
Strength to Weight: Axial, points 23
16 to 39
Strength to Weight: Bending, points 31
23 to 43
Thermal Diffusivity, mm2/s 60
61
Thermal Shock Resistance, points 9.8
6.9 to 17

Alloy Composition

Aluminum (Al), % 87.1 to 92
93 to 97
Chromium (Cr), % 0
0 to 0.4
Copper (Cu), % 0 to 0.1
0.7 to 1.2
Iron (Fe), % 0 to 0.65
0 to 0.5
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0 to 0.1
0.8 to 1.4
Manganese (Mn), % 0 to 0.5
0.6 to 1.1
Nickel (Ni), % 0 to 0.050
0
Silicon (Si), % 8.0 to 11
0.9 to 1.8
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0 to 0.15
0 to 0.2
Zinc (Zn), % 0 to 0.15
0 to 0.25
Residuals, % 0
0 to 0.15