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EN-MC65220 Magnesium vs. 357.0 Aluminum

EN-MC65220 magnesium belongs to the magnesium alloys classification, while 357.0 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-MC65220 magnesium and the bottom bar is 357.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
95
Elastic (Young's, Tensile) Modulus, GPa 44
70
Elongation at Break, % 2.2
3.4
Fatigue Strength, MPa 110
76
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 150
200
Tensile Strength: Ultimate (UTS), MPa 270
350
Tensile Strength: Yield (Proof), MPa 200
300

Thermal Properties

Latent Heat of Fusion, J/g 340
500
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 610
620
Melting Onset (Solidus), °C 550
560
Specific Heat Capacity, J/kg-K 980
910
Thermal Conductivity, W/m-K 110
150
Thermal Expansion, µm/m-K 26
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
39
Electrical Conductivity: Equal Weight (Specific), % IACS 120
140

Otherwise Unclassified Properties

Base Metal Price, % relative 80
9.5
Density, g/cm3 1.9
2.6
Embodied Carbon, kg CO2/kg material 27
8.0
Embodied Energy, MJ/kg 210
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
11
Resilience: Unit (Modulus of Resilience), kJ/m3 450
620
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 62
53
Strength to Weight: Axial, points 40
38
Strength to Weight: Bending, points 49
43
Thermal Diffusivity, mm2/s 61
64
Thermal Shock Resistance, points 17
17

Alloy Composition


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Aluminum (Al), % 0
91.3 to 93.1
Copper (Cu), % 0.050 to 0.1
0 to 0.050
Iron (Fe), % 0 to 0.010
0 to 0.15
Magnesium (Mg), % 93.8 to 96.8
0.45 to 0.6
Manganese (Mn), % 0 to 0.15
0 to 0.030
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
6.5 to 7.5
Silver (Ag), % 1.3 to 1.7
0
Titanium (Ti), % 0
0 to 0.2
Unspecified Rare Earths, % 1.5 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.050
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.15