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EN-MC32110 Magnesium vs. 4006 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while 4006 aluminum belongs to the aluminum alloys.

For each property being compared, the top bar is EN-MC32110 magnesium and the bottom bar is 4006 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
28 to 45
Elastic (Young's, Tensile) Modulus, GPa 49
69
Elongation at Break, % 2.2
3.4 to 24
Fatigue Strength, MPa 80
35 to 110
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 19
26
Shear Strength, MPa 120
70 to 91
Tensile Strength: Ultimate (UTS), MPa 220
110 to 160
Tensile Strength: Yield (Proof), MPa 140
62 to 140

Thermal Properties

Latent Heat of Fusion, J/g 330
410
Maximum Temperature: Mechanical, °C 99
160
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 500
620
Specific Heat Capacity, J/kg-K 950
900
Thermal Conductivity, W/m-K 120
220
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
56
Electrical Conductivity: Equal Weight (Specific), % IACS 140
180

Otherwise Unclassified Properties

Base Metal Price, % relative 13
9.0
Density, g/cm3 2.1
2.7
Embodied Carbon, kg CO2/kg material 22
8.1
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 920
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
5.1 to 26
Resilience: Unit (Modulus of Resilience), kJ/m3 210
28 to 130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 58
50
Strength to Weight: Axial, points 29
11 to 16
Strength to Weight: Bending, points 38
19 to 24
Thermal Diffusivity, mm2/s 58
89
Thermal Shock Resistance, points 12
4.9 to 7.0

Alloy Composition

Aluminum (Al), % 0 to 0.2
97.4 to 98.7
Chromium (Cr), % 0
0 to 0.2
Copper (Cu), % 2.4 to 3.0
0 to 0.1
Iron (Fe), % 0 to 0.050
0.5 to 0.8
Magnesium (Mg), % 89.3 to 91.9
0 to 0.010
Manganese (Mn), % 0.25 to 0.75
0 to 0.050
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0 to 0.2
0.8 to 1.2
Zinc (Zn), % 5.5 to 6.5
0 to 0.050
Residuals, % 0
0 to 0.15