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5454 Aluminum vs. EZ33A Magnesium

5454 aluminum belongs to the aluminum alloys classification, while EZ33A magnesium belongs to the magnesium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is 5454 aluminum and the bottom bar is EZ33A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 61 to 93
55
Elastic (Young's, Tensile) Modulus, GPa 69
44
Elongation at Break, % 2.3 to 18
2.6
Fatigue Strength, MPa 83 to 160
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 140 to 200
140
Tensile Strength: Ultimate (UTS), MPa 230 to 350
150
Tensile Strength: Yield (Proof), MPa 97 to 290
100

Thermal Properties

Latent Heat of Fusion, J/g 400
330
Maximum Temperature: Mechanical, °C 190
250
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 600
570
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 130
100
Thermal Expansion, µm/m-K 24
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
24
Electrical Conductivity: Equal Weight (Specific), % IACS 110
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 8.6
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1180
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.3 to 34
3.6
Resilience: Unit (Modulus of Resilience), kJ/m3 68 to 590
120
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
61
Strength to Weight: Axial, points 23 to 36
22
Strength to Weight: Bending, points 30 to 41
33
Thermal Diffusivity, mm2/s 55
54
Thermal Shock Resistance, points 10 to 16
9.2

Alloy Composition

Aluminum (Al), % 94.5 to 97.1
0
Chromium (Cr), % 0.050 to 0.2
0
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0 to 0.4
0
Magnesium (Mg), % 2.4 to 3.0
91.5 to 95
Manganese (Mn), % 0.5 to 1.0
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.25
0
Titanium (Ti), % 0 to 0.2
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.25
2.0 to 3.1
Zirconium (Zr), % 0
0.5 to 1.0
Residuals, % 0
0 to 0.3