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AM50A Magnesium vs. 2014 Aluminum

AM50A magnesium belongs to the magnesium alloys classification, while 2014 aluminum belongs to the aluminum 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 AM50A magnesium and the bottom bar is 2014 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
72
Elongation at Break, % 11
1.5 to 16
Fatigue Strength, MPa 70
90 to 160
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
27
Shear Strength, MPa 120
130 to 290
Tensile Strength: Ultimate (UTS), MPa 210
190 to 500
Tensile Strength: Yield (Proof), MPa 120
100 to 440

Thermal Properties

Latent Heat of Fusion, J/g 350
400
Maximum Temperature: Mechanical, °C 120
210
Melting Completion (Liquidus), °C 620
630
Melting Onset (Solidus), °C 570
510
Specific Heat Capacity, J/kg-K 1000
870
Thermal Conductivity, W/m-K 65
150
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
40
Electrical Conductivity: Equal Weight (Specific), % IACS 88
120

Otherwise Unclassified Properties

Base Metal Price, % relative 12
11
Density, g/cm3 1.7
3.0
Embodied Carbon, kg CO2/kg material 23
8.1
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 990
1130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 19
6.6 to 56
Resilience: Unit (Modulus of Resilience), kJ/m3 150
76 to 1330
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 71
46
Strength to Weight: Axial, points 35
18 to 46
Strength to Weight: Bending, points 47
25 to 46
Thermal Diffusivity, mm2/s 39
58
Thermal Shock Resistance, points 13
8.4 to 22

Alloy Composition


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Aluminum (Al), % 4.4 to 5.4
90.4 to 95
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0 to 0.010
3.9 to 5.0
Iron (Fe), % 0 to 0.0040
0 to 0.7
Magnesium (Mg), % 93.7 to 95.3
0.2 to 0.8
Manganese (Mn), % 0.26 to 0.6
0.4 to 1.2
Nickel (Ni), % 0 to 0.0020
0
Silicon (Si), % 0 to 0.1
0.5 to 1.2
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0 to 0.22
0 to 0.25
Zirconium (Zr), % 0
0 to 0.2
Residuals, % 0
0 to 0.15