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356.0 Aluminum vs. EN-MC65120 Magnesium

356.0 aluminum belongs to the aluminum alloys classification, while EN-MC65120 magnesium belongs to the magnesium alloys. There are 31 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 356.0 aluminum and the bottom bar is EN-MC65120 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55 to 75
55
Elastic (Young's, Tensile) Modulus, GPa 70
45
Elongation at Break, % 2.0 to 3.8
3.1
Fatigue Strength, MPa 55 to 75
80
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
17
Shear Strength, MPa 140 to 190
92
Tensile Strength: Ultimate (UTS), MPa 160 to 240
160
Tensile Strength: Yield (Proof), MPa 100 to 190
110

Thermal Properties

Latent Heat of Fusion, J/g 500
330
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 620
590
Melting Onset (Solidus), °C 570
520
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 150 to 170
100
Thermal Expansion, µm/m-K 21
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40 to 43
25
Electrical Conductivity: Equal Weight (Specific), % IACS 140 to 150
120

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.6
1.9
Embodied Carbon, kg CO2/kg material 8.0
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1110
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.2 to 8.2
4.4
Resilience: Unit (Modulus of Resilience), kJ/m3 70 to 250
140
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 53
62
Strength to Weight: Axial, points 17 to 26
23
Strength to Weight: Bending, points 25 to 33
34
Thermal Diffusivity, mm2/s 64 to 71
56
Thermal Shock Resistance, points 7.6 to 11
9.8

Alloy Composition

Aluminum (Al), % 90.1 to 93.3
0
Copper (Cu), % 0 to 0.25
0 to 0.030
Iron (Fe), % 0 to 0.6
0 to 0.010
Magnesium (Mg), % 0.2 to 0.45
91.8 to 95.1
Manganese (Mn), % 0 to 0.35
0 to 0.15
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 6.5 to 7.5
0 to 0.010
Titanium (Ti), % 0 to 0.25
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.35
2.0 to 3.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010