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EN-MC65120 Magnesium vs. 332.0 Aluminum

EN-MC65120 magnesium belongs to the magnesium alloys classification, while 332.0 aluminum belongs to the aluminum alloys.

For each property being compared, the top bar is EN-MC65120 magnesium and the bottom bar is 332.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
110
Elastic (Young's, Tensile) Modulus, GPa 45
73
Elongation at Break, % 3.1
1.0
Fatigue Strength, MPa 80
90
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
27
Shear Strength, MPa 92
190
Tensile Strength: Ultimate (UTS), MPa 160
250
Tensile Strength: Yield (Proof), MPa 110
190

Thermal Properties

Latent Heat of Fusion, J/g 330
530
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 590
580
Melting Onset (Solidus), °C 520
530
Specific Heat Capacity, J/kg-K 970
880
Thermal Conductivity, W/m-K 100
100
Thermal Expansion, µm/m-K 26
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
26
Electrical Conductivity: Equal Weight (Specific), % IACS 120
84

Otherwise Unclassified Properties

Base Metal Price, % relative 25
10
Density, g/cm3 1.9
2.8
Embodied Carbon, kg CO2/kg material 25
7.8
Embodied Energy, MJ/kg 190
140
Embodied Water, L/kg 930
1040

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.4
2.3
Resilience: Unit (Modulus of Resilience), kJ/m3 140
250
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 62
50
Strength to Weight: Axial, points 23
24
Strength to Weight: Bending, points 34
31
Thermal Diffusivity, mm2/s 56
42
Thermal Shock Resistance, points 9.8
12

Alloy Composition

Aluminum (Al), % 0
80.1 to 89
Copper (Cu), % 0 to 0.030
2.0 to 4.0
Iron (Fe), % 0 to 0.010
0 to 1.2
Magnesium (Mg), % 91.8 to 95.1
0.5 to 1.5
Manganese (Mn), % 0 to 0.15
0 to 0.5
Nickel (Ni), % 0 to 0.0050
0 to 0.5
Silicon (Si), % 0 to 0.010
8.5 to 10.5
Titanium (Ti), % 0
0 to 0.25
Unspecified Rare Earths, % 2.5 to 4.0
0
Zinc (Zn), % 2.0 to 3.0
0 to 1.0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.5