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EN-MC65210 Magnesium vs. EN AC-51100 Aluminum

EN-MC65210 magnesium belongs to the magnesium alloys classification, while EN AC-51100 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN-MC65210 magnesium and the bottom bar is EN AC-51100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
57
Elastic (Young's, Tensile) Modulus, GPa 44
68
Elongation at Break, % 2.8
4.5
Fatigue Strength, MPa 110
58
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Tensile Strength: Ultimate (UTS), MPa 270
160
Tensile Strength: Yield (Proof), MPa 200
80

Thermal Properties

Latent Heat of Fusion, J/g 340
400
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 610
640
Melting Onset (Solidus), °C 540
620
Specific Heat Capacity, J/kg-K 970
900
Thermal Conductivity, W/m-K 110
130
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
34
Electrical Conductivity: Equal Weight (Specific), % IACS 110
110

Otherwise Unclassified Properties

Density, g/cm3 2.0
2.7
Embodied Carbon, kg CO2/kg material 27
8.7
Embodied Energy, MJ/kg 220
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.9
6.0
Resilience: Unit (Modulus of Resilience), kJ/m3 450
47
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 59
51
Strength to Weight: Axial, points 38
17
Strength to Weight: Bending, points 47
25
Thermal Diffusivity, mm2/s 58
53
Thermal Shock Resistance, points 17
7.3

Alloy Composition


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Aluminum (Al), % 0
94.5 to 97.5
Copper (Cu), % 0 to 0.030
0 to 0.050
Iron (Fe), % 0 to 0.010
0 to 0.55
Magnesium (Mg), % 92.6 to 95.6
2.5 to 3.5
Manganese (Mn), % 0 to 0.15
0 to 0.45
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
0 to 0.55
Silver (Ag), % 2.0 to 3.0
0
Titanium (Ti), % 0
0 to 0.2
Unspecified Rare Earths, % 2.0 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.1
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.15