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EN-MC21210 Magnesium vs. 2095 Aluminum

EN-MC21210 magnesium belongs to the magnesium alloys classification, while 2095 aluminum belongs to the aluminum alloys. There are 30 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-MC21210 magnesium and the bottom bar is 2095 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
70
Elongation at Break, % 14
8.5
Fatigue Strength, MPa 70
200
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 110
410
Tensile Strength: Ultimate (UTS), MPa 190
700
Tensile Strength: Yield (Proof), MPa 90
610

Thermal Properties

Latent Heat of Fusion, J/g 350
390
Maximum Temperature: Mechanical, °C 100
210
Melting Completion (Liquidus), °C 600
660
Melting Onset (Solidus), °C 570
540
Specific Heat Capacity, J/kg-K 1000
910
Thermal Conductivity, W/m-K 120
130
Thermal Expansion, µm/m-K 27
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
35
Electrical Conductivity: Equal Weight (Specific), % IACS 130
110

Otherwise Unclassified Properties

Base Metal Price, % relative 12
31
Density, g/cm3 1.6
3.0
Embodied Carbon, kg CO2/kg material 24
8.6
Embodied Energy, MJ/kg 160
160
Embodied Water, L/kg 980
1470

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
57
Resilience: Unit (Modulus of Resilience), kJ/m3 92
2640
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 72
46
Strength to Weight: Axial, points 32
65
Strength to Weight: Bending, points 44
59
Thermal Diffusivity, mm2/s 76
49
Thermal Shock Resistance, points 11
31

Alloy Composition


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Aluminum (Al), % 1.6 to 2.6
91.3 to 94.9
Copper (Cu), % 0 to 0.010
3.9 to 4.6
Iron (Fe), % 0 to 0.0050
0 to 0.15
Lithium (Li), % 0
0.7 to 1.5
Magnesium (Mg), % 96.3 to 98.3
0.25 to 0.8
Manganese (Mn), % 0.1 to 0.7
0 to 0.25
Nickel (Ni), % 0 to 0.0020
0
Silicon (Si), % 0 to 0.1
0 to 0.12
Silver (Ag), % 0
0.25 to 0.6
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0 to 0.2
0 to 0.25
Zirconium (Zr), % 0
0.040 to 0.18
Residuals, % 0 to 0.010
0 to 0.15