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EN-MC65220 Magnesium vs. 4015 Aluminum

EN-MC65220 magnesium belongs to the magnesium alloys classification, while 4015 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 4015 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
35 to 70
Elastic (Young's, Tensile) Modulus, GPa 44
70
Elongation at Break, % 2.2
1.1 to 23
Fatigue Strength, MPa 110
46 to 71
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 150
82 to 120
Tensile Strength: Ultimate (UTS), MPa 270
130 to 220
Tensile Strength: Yield (Proof), MPa 200
50 to 200

Thermal Properties

Latent Heat of Fusion, J/g 340
420
Maximum Temperature: Mechanical, °C 160
160
Melting Completion (Liquidus), °C 610
640
Melting Onset (Solidus), °C 550
600
Specific Heat Capacity, J/kg-K 980
900
Thermal Conductivity, W/m-K 110
160
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
41
Electrical Conductivity: Equal Weight (Specific), % IACS 120
130

Otherwise Unclassified Properties

Base Metal Price, % relative 80
9.5
Density, g/cm3 1.9
2.7
Embodied Carbon, kg CO2/kg material 27
8.1
Embodied Energy, MJ/kg 210
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
2.4 to 24
Resilience: Unit (Modulus of Resilience), kJ/m3 450
18 to 290
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 62
50
Strength to Weight: Axial, points 40
13 to 22
Strength to Weight: Bending, points 49
21 to 30
Thermal Diffusivity, mm2/s 61
66
Thermal Shock Resistance, points 17
5.7 to 9.7

Alloy Composition


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Aluminum (Al), % 0
94.9 to 97.9
Copper (Cu), % 0.050 to 0.1
0 to 0.2
Iron (Fe), % 0 to 0.010
0 to 0.7
Magnesium (Mg), % 93.8 to 96.8
0.1 to 0.5
Manganese (Mn), % 0 to 0.15
0.6 to 1.2
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
1.4 to 2.2
Silver (Ag), % 1.3 to 1.7
0
Unspecified Rare Earths, % 1.5 to 3.0
0
Zinc (Zn), % 0 to 0.2
0 to 0.2
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 0.15