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5019 Aluminum vs. EN-MC21210 Magnesium

5019 aluminum belongs to the aluminum alloys classification, while EN-MC21210 magnesium belongs to the magnesium 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 5019 aluminum and the bottom bar is EN-MC21210 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
44
Elongation at Break, % 2.2 to 18
14
Fatigue Strength, MPa 100 to 160
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 170 to 210
110
Tensile Strength: Ultimate (UTS), MPa 280 to 360
190
Tensile Strength: Yield (Proof), MPa 120 to 300
90

Thermal Properties

Latent Heat of Fusion, J/g 400
350
Maximum Temperature: Mechanical, °C 180
100
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 540
570
Specific Heat Capacity, J/kg-K 900
1000
Thermal Conductivity, W/m-K 130
120
Thermal Expansion, µm/m-K 24
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
24
Electrical Conductivity: Equal Weight (Specific), % IACS 98
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.7
1.6
Embodied Carbon, kg CO2/kg material 9.0
24
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1180
980

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.6 to 40
22
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 650
92
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 51
72
Strength to Weight: Axial, points 29 to 38
32
Strength to Weight: Bending, points 35 to 42
44
Thermal Diffusivity, mm2/s 52
76
Thermal Shock Resistance, points 13 to 16
11

Alloy Composition

Aluminum (Al), % 91.5 to 95.3
1.6 to 2.6
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.1
0 to 0.010
Iron (Fe), % 0 to 0.5
0 to 0.0050
Magnesium (Mg), % 4.5 to 5.6
96.3 to 98.3
Manganese (Mn), % 0.1 to 0.6
0.1 to 0.7
Nickel (Ni), % 0
0 to 0.0020
Silicon (Si), % 0 to 0.4
0 to 0.1
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 0.2
0 to 0.2
Residuals, % 0
0 to 0.010