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328.0 Aluminum vs. EN AC-21100 Aluminum

Both 328.0 aluminum and EN AC-21100 aluminum are aluminum alloys. They have 90% of their average alloy composition in common. There are 30 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 328.0 aluminum and the bottom bar is EN AC-21100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60 to 82
100 to 110
Elastic (Young's, Tensile) Modulus, GPa 72
71
Elongation at Break, % 1.6 to 2.1
6.2 to 7.3
Fatigue Strength, MPa 55 to 80
79 to 87
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 27
27
Tensile Strength: Ultimate (UTS), MPa 200 to 270
340 to 350
Tensile Strength: Yield (Proof), MPa 120 to 170
210 to 240

Thermal Properties

Latent Heat of Fusion, J/g 510
390
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 620
670
Melting Onset (Solidus), °C 560
550
Specific Heat Capacity, J/kg-K 890
880
Thermal Conductivity, W/m-K 120
130
Thermal Expansion, µm/m-K 22
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
34
Electrical Conductivity: Equal Weight (Specific), % IACS 99
100

Otherwise Unclassified Properties

Base Metal Price, % relative 10
11
Density, g/cm3 2.7
3.0
Embodied Carbon, kg CO2/kg material 7.8
8.0
Embodied Energy, MJ/kg 140
150
Embodied Water, L/kg 1070
1150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.8 to 5.0
19 to 21
Resilience: Unit (Modulus of Resilience), kJ/m3 92 to 200
300 to 400
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 51
46
Strength to Weight: Axial, points 21 to 28
31 to 33
Strength to Weight: Bending, points 28 to 34
36 to 37
Thermal Diffusivity, mm2/s 50
48
Thermal Shock Resistance, points 9.2 to 12
15

Alloy Composition

Aluminum (Al), % 84.5 to 91.1
93.4 to 95.7
Chromium (Cr), % 0 to 0.35
0
Copper (Cu), % 1.0 to 2.0
4.2 to 5.2
Iron (Fe), % 0 to 1.0
0 to 0.19
Magnesium (Mg), % 0.2 to 0.6
0
Manganese (Mn), % 0.2 to 0.6
0 to 0.55
Nickel (Ni), % 0 to 0.25
0
Silicon (Si), % 7.5 to 8.5
0 to 0.18
Titanium (Ti), % 0 to 0.25
0.15 to 0.3
Zinc (Zn), % 0 to 1.5
0 to 0.070
Residuals, % 0
0 to 0.1

Comparable Variants