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512.0 Aluminum vs. EZ33A Magnesium

512.0 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 512.0 aluminum and the bottom bar is EZ33A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 50
55
Elastic (Young's, Tensile) Modulus, GPa 69
44
Elongation at Break, % 2.0
2.6
Fatigue Strength, MPa 58
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Tensile Strength: Ultimate (UTS), MPa 130
150
Tensile Strength: Yield (Proof), MPa 83
100

Thermal Properties

Latent Heat of Fusion, J/g 420
330
Maximum Temperature: Mechanical, °C 180
250
Melting Completion (Liquidus), °C 630
640
Melting Onset (Solidus), °C 590
570
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 150
100
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
24
Electrical Conductivity: Equal Weight (Specific), % IACS 130
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 8.8
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1160
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.3
3.6
Resilience: Unit (Modulus of Resilience), kJ/m3 50
120
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
61
Strength to Weight: Axial, points 14
22
Strength to Weight: Bending, points 22
33
Thermal Diffusivity, mm2/s 60
54
Thermal Shock Resistance, points 6.1
9.2

Alloy Composition

Aluminum (Al), % 90.6 to 95.1
0
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 0 to 0.35
0 to 0.1
Iron (Fe), % 0 to 0.6
0
Magnesium (Mg), % 3.5 to 4.5
91.5 to 95
Manganese (Mn), % 0 to 0.8
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 1.4 to 2.2
0
Titanium (Ti), % 0 to 0.25
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.35
2.0 to 3.1
Zirconium (Zr), % 0
0.5 to 1.0
Residuals, % 0
0 to 0.3