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EN-MC65220 Magnesium vs. EN AC-44000 Aluminum

EN-MC65220 magnesium belongs to the magnesium alloys classification, while EN AC-44000 aluminum belongs to the aluminum alloys. 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-MC65220 magnesium and the bottom bar is EN AC-44000 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
51
Elastic (Young's, Tensile) Modulus, GPa 44
71
Elongation at Break, % 2.2
7.3
Fatigue Strength, MPa 110
64
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
27
Tensile Strength: Ultimate (UTS), MPa 270
180
Tensile Strength: Yield (Proof), MPa 200
86

Thermal Properties

Latent Heat of Fusion, J/g 340
560
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 610
590
Melting Onset (Solidus), °C 550
590
Specific Heat Capacity, J/kg-K 980
910
Thermal Conductivity, W/m-K 110
140
Thermal Expansion, µm/m-K 26
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
36
Electrical Conductivity: Equal Weight (Specific), % IACS 120
130

Otherwise Unclassified Properties

Base Metal Price, % relative 80
9.5
Density, g/cm3 1.9
2.5
Embodied Carbon, kg CO2/kg material 27
7.8
Embodied Energy, MJ/kg 210
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
11
Resilience: Unit (Modulus of Resilience), kJ/m3 450
51
Stiffness to Weight: Axial, points 13
16
Stiffness to Weight: Bending, points 62
55
Strength to Weight: Axial, points 40
20
Strength to Weight: Bending, points 49
28
Thermal Diffusivity, mm2/s 61
61
Thermal Shock Resistance, points 17
8.4

Alloy Composition


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Aluminum (Al), % 0
87.1 to 90
Copper (Cu), % 0.050 to 0.1
0 to 0.050
Iron (Fe), % 0 to 0.010
0 to 0.19
Magnesium (Mg), % 93.8 to 96.8
0 to 0.45
Manganese (Mn), % 0 to 0.15
0 to 0.1
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
10 to 11.8
Silver (Ag), % 1.3 to 1.7
0
Titanium (Ti), % 0
0 to 0.15
Unspecified Rare Earths, % 1.5 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.070
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.1