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7116 Aluminum vs. EN-MC65210 Magnesium

7116 aluminum belongs to the aluminum alloys classification, while EN-MC65210 magnesium belongs to the magnesium alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 7116 aluminum and the bottom bar is EN-MC65210 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
44
Elongation at Break, % 7.8
2.8
Fatigue Strength, MPa 160
110
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 220
150
Tensile Strength: Ultimate (UTS), MPa 370
270
Tensile Strength: Yield (Proof), MPa 330
200

Thermal Properties

Latent Heat of Fusion, J/g 380
340
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 640
610
Melting Onset (Solidus), °C 520
540
Specific Heat Capacity, J/kg-K 880
970
Thermal Conductivity, W/m-K 150
110
Thermal Expansion, µm/m-K 24
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 46
25
Electrical Conductivity: Equal Weight (Specific), % IACS 140
110

Otherwise Unclassified Properties

Density, g/cm3 2.9
2.0
Embodied Carbon, kg CO2/kg material 8.2
27
Embodied Energy, MJ/kg 150
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
6.9
Resilience: Unit (Modulus of Resilience), kJ/m3 790
450
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 47
59
Strength to Weight: Axial, points 35
38
Strength to Weight: Bending, points 39
47
Thermal Diffusivity, mm2/s 58
58
Thermal Shock Resistance, points 16
17

Alloy Composition

Aluminum (Al), % 91.5 to 94.5
0
Copper (Cu), % 0.5 to 1.1
0 to 0.030
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.3
0 to 0.010
Magnesium (Mg), % 0.8 to 1.4
92.6 to 95.6
Manganese (Mn), % 0 to 0.050
0 to 0.15
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.15
0 to 0.010
Silver (Ag), % 0
2.0 to 3.0
Titanium (Ti), % 0 to 0.050
0
Unspecified Rare Earths, % 0
2.0 to 3.0
Vanadium (V), % 0 to 0.050
0
Zinc (Zn), % 4.2 to 5.2
0 to 0.2
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010