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EN-MC32110 Magnesium vs. 4147 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while 4147 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-MC32110 magnesium and the bottom bar is 4147 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 49
72
Elongation at Break, % 2.2
3.3
Fatigue Strength, MPa 80
42
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 19
27
Shear Strength, MPa 120
63
Tensile Strength: Ultimate (UTS), MPa 220
110
Tensile Strength: Yield (Proof), MPa 140
59

Thermal Properties

Latent Heat of Fusion, J/g 330
570
Maximum Temperature: Mechanical, °C 99
160
Melting Completion (Liquidus), °C 600
580
Melting Onset (Solidus), °C 500
560
Specific Heat Capacity, J/kg-K 950
900
Thermal Conductivity, W/m-K 120
130
Thermal Expansion, µm/m-K 26
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
33
Electrical Conductivity: Equal Weight (Specific), % IACS 140
120

Otherwise Unclassified Properties

Base Metal Price, % relative 13
9.5
Density, g/cm3 2.1
2.5
Embodied Carbon, kg CO2/kg material 22
7.7
Embodied Energy, MJ/kg 150
140
Embodied Water, L/kg 920
1050

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
3.1
Resilience: Unit (Modulus of Resilience), kJ/m3 210
24
Stiffness to Weight: Axial, points 13
16
Stiffness to Weight: Bending, points 58
55
Strength to Weight: Axial, points 29
12
Strength to Weight: Bending, points 38
20
Thermal Diffusivity, mm2/s 58
58
Thermal Shock Resistance, points 12
5.2

Alloy Composition

Aluminum (Al), % 0 to 0.2
85 to 88.9
Beryllium (Be), % 0
0 to 0.00030
Copper (Cu), % 2.4 to 3.0
0 to 0.25
Iron (Fe), % 0 to 0.050
0 to 0.8
Magnesium (Mg), % 89.3 to 91.9
0.1 to 0.5
Manganese (Mn), % 0.25 to 0.75
0 to 0.1
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0 to 0.2
11 to 13
Zinc (Zn), % 5.5 to 6.5
0 to 0.2
Residuals, % 0 to 0.010
0 to 0.15