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EN-MC32110 Magnesium vs. 712.0 Aluminum

EN-MC32110 magnesium belongs to the magnesium alloys classification, while 712.0 aluminum belongs to the aluminum alloys. There are 31 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 712.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60
75 to 90
Elastic (Young's, Tensile) Modulus, GPa 49
70
Elongation at Break, % 2.2
4.5 to 4.7
Fatigue Strength, MPa 80
140 to 180
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 19
27
Shear Strength, MPa 120
180
Tensile Strength: Ultimate (UTS), MPa 220
250 to 260
Tensile Strength: Yield (Proof), MPa 140
180 to 200

Thermal Properties

Latent Heat of Fusion, J/g 330
380
Maximum Temperature: Mechanical, °C 99
190
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 500
610
Specific Heat Capacity, J/kg-K 950
870
Thermal Conductivity, W/m-K 120
160
Thermal Expansion, µm/m-K 26
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
40
Electrical Conductivity: Equal Weight (Specific), % IACS 140
120

Otherwise Unclassified Properties

Base Metal Price, % relative 13
9.5
Density, g/cm3 2.1
3.0
Embodied Carbon, kg CO2/kg material 22
8.0
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 920
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.3
11
Resilience: Unit (Modulus of Resilience), kJ/m3 210
240 to 270
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 58
46
Strength to Weight: Axial, points 29
24 to 25
Strength to Weight: Bending, points 38
30 to 31
Thermal Diffusivity, mm2/s 58
62
Thermal Shock Resistance, points 12
11

Alloy Composition

Aluminum (Al), % 0 to 0.2
90.7 to 94
Chromium (Cr), % 0
0.4 to 0.6
Copper (Cu), % 2.4 to 3.0
0 to 0.25
Iron (Fe), % 0 to 0.050
0 to 0.5
Magnesium (Mg), % 89.3 to 91.9
0.5 to 0.65
Manganese (Mn), % 0.25 to 0.75
0 to 0.1
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0 to 0.2
0 to 0.3
Titanium (Ti), % 0
0.15 to 0.25
Zinc (Zn), % 5.5 to 6.5
5.0 to 6.5
Residuals, % 0
0 to 0.2