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EN-MC32110 Magnesium vs. 6151 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while 6151 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN-MC32110 magnesium and the bottom bar is 6151 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 49
69
Elongation at Break, % 2.2
1.1 to 5.7
Fatigue Strength, MPa 80
80 to 100
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 19
26
Shear Strength, MPa 120
190 to 200
Tensile Strength: Ultimate (UTS), MPa 220
330 to 340
Tensile Strength: Yield (Proof), MPa 140
270 to 280

Thermal Properties

Latent Heat of Fusion, J/g 330
410
Maximum Temperature: Mechanical, °C 99
170
Melting Completion (Liquidus), °C 600
650
Melting Onset (Solidus), °C 500
590
Specific Heat Capacity, J/kg-K 950
900
Thermal Conductivity, W/m-K 120
170
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
45
Electrical Conductivity: Equal Weight (Specific), % IACS 140
150

Otherwise Unclassified Properties

Base Metal Price, % relative 13
9.5
Density, g/cm3 2.1
2.7
Embodied Carbon, kg CO2/kg material 22
8.2
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 920
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
3.5 to 18
Resilience: Unit (Modulus of Resilience), kJ/m3 210
520 to 580
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 58
50
Strength to Weight: Axial, points 29
34
Strength to Weight: Bending, points 38
39
Thermal Diffusivity, mm2/s 58
70
Thermal Shock Resistance, points 12
15

Alloy Composition


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Aluminum (Al), % 0 to 0.2
95.6 to 98.8
Chromium (Cr), % 0
0.15 to 0.35
Copper (Cu), % 2.4 to 3.0
0 to 0.35
Iron (Fe), % 0 to 0.050
0 to 1.0
Magnesium (Mg), % 89.3 to 91.9
0.45 to 0.8
Manganese (Mn), % 0.25 to 0.75
0 to 0.2
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0 to 0.2
0.6 to 1.2
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 5.5 to 6.5
0 to 0.25
Residuals, % 0 to 0.010
0 to 0.15