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2014 Aluminum vs. ISO-WD21150 Magnesium

2014 aluminum belongs to the aluminum alloys classification, while ISO-WD21150 magnesium belongs to the magnesium alloys. There are 29 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 2014 aluminum and the bottom bar is ISO-WD21150 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
45
Elongation at Break, % 1.5 to 16
5.7 to 11
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
17
Shear Strength, MPa 130 to 290
150 to 170
Tensile Strength: Ultimate (UTS), MPa 190 to 500
240 to 290
Tensile Strength: Yield (Proof), MPa 100 to 440
120 to 200

Thermal Properties

Latent Heat of Fusion, J/g 400
350
Maximum Temperature: Mechanical, °C 210
110
Melting Completion (Liquidus), °C 630
600
Melting Onset (Solidus), °C 510
550
Specific Heat Capacity, J/kg-K 870
990
Thermal Conductivity, W/m-K 150
100
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40
19
Electrical Conductivity: Equal Weight (Specific), % IACS 120
100

Otherwise Unclassified Properties

Base Metal Price, % relative 11
12
Density, g/cm3 3.0
1.7
Embodied Carbon, kg CO2/kg material 8.1
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1130
980

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.6 to 56
15 to 24
Resilience: Unit (Modulus of Resilience), kJ/m3 76 to 1330
160 to 460
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 46
70
Strength to Weight: Axial, points 18 to 46
40 to 48
Strength to Weight: Bending, points 25 to 46
52 to 58
Thermal Diffusivity, mm2/s 58
60
Thermal Shock Resistance, points 8.4 to 22
15 to 17

Alloy Composition

Aluminum (Al), % 90.4 to 95
2.4 to 3.6
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.9 to 5.0
0 to 0.050
Iron (Fe), % 0 to 0.7
0 to 0.0050
Magnesium (Mg), % 0.2 to 0.8
94 to 97
Manganese (Mn), % 0.4 to 1.2
0.15 to 0.4
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0.5 to 1.2
0 to 0.1
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.25
0.5 to 1.5
Zirconium (Zr), % 0 to 0.2
0
Residuals, % 0
0 to 0.3

Comparable Variants