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512.0 Aluminum vs. EN-MC21230 Magnesium

512.0 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 512.0 aluminum and the bottom bar is EN-MC21230 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 50
63
Elastic (Young's, Tensile) Modulus, GPa 69
45
Elongation at Break, % 2.0
10
Fatigue Strength, MPa 58
99
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Tensile Strength: Ultimate (UTS), MPa 130
220
Tensile Strength: Yield (Proof), MPa 83
140

Thermal Properties

Latent Heat of Fusion, J/g 420
350
Maximum Temperature: Mechanical, °C 180
120
Melting Completion (Liquidus), °C 630
600
Melting Onset (Solidus), °C 590
520
Specific Heat Capacity, J/kg-K 900
1000
Thermal Conductivity, W/m-K 150
72
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
12
Electrical Conductivity: Equal Weight (Specific), % IACS 130
63

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.7
1.7
Embodied Carbon, kg CO2/kg material 8.8
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1160
990

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
19
Resilience: Unit (Modulus of Resilience), kJ/m3 50
200
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 51
71
Strength to Weight: Axial, points 14
36
Strength to Weight: Bending, points 22
48
Thermal Diffusivity, mm2/s 60
43
Thermal Shock Resistance, points 6.1
13

Alloy Composition

Aluminum (Al), % 90.6 to 95.1
5.5 to 8.5
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 0 to 0.35
0 to 0.010
Iron (Fe), % 0 to 0.6
0 to 0.0050
Magnesium (Mg), % 3.5 to 4.5
90.5 to 94.4
Manganese (Mn), % 0 to 0.8
0.1 to 0.6
Nickel (Ni), % 0
0 to 0.0020
Silicon (Si), % 1.4 to 2.2
0 to 0.1
Titanium (Ti), % 0 to 0.25
0
Zinc (Zn), % 0 to 0.35
0 to 0.3
Residuals, % 0
0 to 0.010