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A444.0 Aluminum vs. EN-MC65120 Magnesium

A444.0 aluminum belongs to the aluminum alloys classification, while EN-MC65120 magnesium belongs to the magnesium 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 A444.0 aluminum and the bottom bar is EN-MC65120 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
45
Elongation at Break, % 18
3.1
Fatigue Strength, MPa 37
80
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Tensile Strength: Ultimate (UTS), MPa 160
160
Tensile Strength: Yield (Proof), MPa 66
110

Thermal Properties

Latent Heat of Fusion, J/g 500
330
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 630
590
Melting Onset (Solidus), °C 590
520
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 160
100
Thermal Expansion, µm/m-K 22
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
25
Electrical Conductivity: Equal Weight (Specific), % IACS 140
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.6
1.9
Embodied Carbon, kg CO2/kg material 7.9
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1110
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 31
140
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 53
62
Strength to Weight: Axial, points 17
23
Strength to Weight: Bending, points 25
34
Thermal Diffusivity, mm2/s 68
56
Thermal Shock Resistance, points 7.3
9.8

Alloy Composition

Aluminum (Al), % 91.6 to 93.5
0
Copper (Cu), % 0 to 0.1
0 to 0.030
Iron (Fe), % 0 to 0.2
0 to 0.010
Magnesium (Mg), % 0 to 0.050
91.8 to 95.1
Manganese (Mn), % 0 to 0.1
0 to 0.15
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 6.5 to 7.5
0 to 0.010
Titanium (Ti), % 0 to 0.2
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.1
2.0 to 3.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010