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EN AC-48000 Aluminum vs. EN-MC21230 Magnesium

EN AC-48000 aluminum belongs to the aluminum alloys classification, while EN-MC21230 magnesium belongs to the magnesium alloys. 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 EN AC-48000 aluminum and the bottom bar is EN-MC21230 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 110
63
Elastic (Young's, Tensile) Modulus, GPa 73
45
Elongation at Break, % 1.0
10
Fatigue Strength, MPa 85 to 86
99
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
18
Tensile Strength: Ultimate (UTS), MPa 220 to 310
220
Tensile Strength: Yield (Proof), MPa 210 to 270
140

Thermal Properties

Latent Heat of Fusion, J/g 570
350
Maximum Temperature: Mechanical, °C 190
120
Melting Completion (Liquidus), °C 600
600
Melting Onset (Solidus), °C 560
520
Specific Heat Capacity, J/kg-K 890
1000
Thermal Conductivity, W/m-K 130
72
Thermal Expansion, µm/m-K 21
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
12
Electrical Conductivity: Equal Weight (Specific), % IACS 110
63

Otherwise Unclassified Properties

Base Metal Price, % relative 10
12
Density, g/cm3 2.7
1.7
Embodied Carbon, kg CO2/kg material 7.9
23
Embodied Energy, MJ/kg 140
160
Embodied Water, L/kg 1030
990

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.2 to 3.0
19
Resilience: Unit (Modulus of Resilience), kJ/m3 300 to 510
200
Stiffness to Weight: Axial, points 15
15
Stiffness to Weight: Bending, points 53
71
Strength to Weight: Axial, points 23 to 33
36
Strength to Weight: Bending, points 31 to 39
48
Thermal Diffusivity, mm2/s 54
43
Thermal Shock Resistance, points 10 to 15
13

Alloy Composition


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Aluminum (Al), % 80.4 to 87.2
5.5 to 8.5
Copper (Cu), % 0.8 to 1.5
0 to 0.010
Iron (Fe), % 0 to 0.7
0 to 0.0050
Magnesium (Mg), % 0.8 to 1.5
90.5 to 94.4
Manganese (Mn), % 0 to 0.35
0.1 to 0.6
Nickel (Ni), % 0.7 to 1.3
0 to 0.0020
Silicon (Si), % 10.5 to 13.5
0 to 0.1
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.35
0 to 0.3
Residuals, % 0 to 0.15
0 to 0.010