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2014A Aluminum vs. EZ33A Magnesium

2014A aluminum belongs to the aluminum alloys classification, while EZ33A magnesium belongs to the magnesium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 2014A aluminum and the bottom bar is EZ33A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
44
Elongation at Break, % 6.2 to 16
2.6
Fatigue Strength, MPa 93 to 150
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
17
Shear Strength, MPa 130 to 290
140
Tensile Strength: Ultimate (UTS), MPa 210 to 490
150
Tensile Strength: Yield (Proof), MPa 110 to 430
100

Thermal Properties

Latent Heat of Fusion, J/g 400
330
Maximum Temperature: Mechanical, °C 210
250
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 510
570
Specific Heat Capacity, J/kg-K 870
970
Thermal Conductivity, W/m-K 150
100
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
24
Electrical Conductivity: Equal Weight (Specific), % IACS 110
110

Otherwise Unclassified Properties

Base Metal Price, % relative 11
25
Density, g/cm3 3.0
1.9
Embodied Carbon, kg CO2/kg material 8.1
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1140
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24 to 49
3.6
Resilience: Unit (Modulus of Resilience), kJ/m3 85 to 1300
120
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 46
61
Strength to Weight: Axial, points 19 to 45
22
Strength to Weight: Bending, points 26 to 46
33
Thermal Diffusivity, mm2/s 55
54
Thermal Shock Resistance, points 9.0 to 22
9.2

Alloy Composition

Aluminum (Al), % 90.8 to 95
0
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 3.9 to 5.0
0 to 0.1
Iron (Fe), % 0 to 0.5
0
Magnesium (Mg), % 0.2 to 0.8
91.5 to 95
Manganese (Mn), % 0.4 to 1.2
0
Nickel (Ni), % 0 to 0.1
0 to 0.010
Silicon (Si), % 0.5 to 0.9
0
Titanium (Ti), % 0 to 0.15
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.25
2.0 to 3.1
Zirconium (Zr), % 0 to 0.2
0.5 to 1.0
Residuals, % 0
0 to 0.3