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A444.0 Aluminum vs. EN AC-21000 Aluminum

Both A444.0 aluminum and EN AC-21000 aluminum are aluminum alloys. Both are furnished in the T4 temper. They have a moderately high 93% of their average alloy composition in common. There are 29 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 A444.0 aluminum and the bottom bar is EN AC-21000 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
71
Elongation at Break, % 18
6.7
Fatigue Strength, MPa 37
100
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 26
27
Tensile Strength: Ultimate (UTS), MPa 160
340
Tensile Strength: Yield (Proof), MPa 66
240

Thermal Properties

Latent Heat of Fusion, J/g 500
390
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 630
670
Melting Onset (Solidus), °C 590
550
Specific Heat Capacity, J/kg-K 900
880
Thermal Conductivity, W/m-K 160
130
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
34
Electrical Conductivity: Equal Weight (Specific), % IACS 140
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
11
Density, g/cm3 2.6
3.0
Embodied Carbon, kg CO2/kg material 7.9
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1110
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24
21
Resilience: Unit (Modulus of Resilience), kJ/m3 31
390
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 53
46
Strength to Weight: Axial, points 17
32
Strength to Weight: Bending, points 25
36
Thermal Diffusivity, mm2/s 68
49
Thermal Shock Resistance, points 7.3
15

Alloy Composition

Aluminum (Al), % 91.6 to 93.5
93.4 to 95.5
Copper (Cu), % 0 to 0.1
4.2 to 5.0
Iron (Fe), % 0 to 0.2
0 to 0.35
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 0 to 0.050
0.15 to 0.35
Manganese (Mn), % 0 to 0.1
0 to 0.1
Nickel (Ni), % 0
0 to 0.050
Silicon (Si), % 6.5 to 7.5
0 to 0.2
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 0 to 0.2
0.15 to 0.3
Zinc (Zn), % 0 to 0.1
0 to 0.1
Residuals, % 0
0 to 0.1