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518.0 Aluminum vs. EZ33A Magnesium

518.0 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 518.0 aluminum and the bottom bar is EZ33A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
55
Elastic (Young's, Tensile) Modulus, GPa 67
44
Elongation at Break, % 5.0
2.6
Fatigue Strength, MPa 140
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 25
17
Shear Strength, MPa 200
140
Tensile Strength: Ultimate (UTS), MPa 310
150
Tensile Strength: Yield (Proof), MPa 190
100

Thermal Properties

Latent Heat of Fusion, J/g 390
330
Maximum Temperature: Mechanical, °C 170
250
Melting Completion (Liquidus), °C 620
640
Melting Onset (Solidus), °C 560
570
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 98
100
Thermal Expansion, µm/m-K 24
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
24
Electrical Conductivity: Equal Weight (Specific), % IACS 81
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 9.4
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1160
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
3.6
Resilience: Unit (Modulus of Resilience), kJ/m3 270
120
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 51
61
Strength to Weight: Axial, points 32
22
Strength to Weight: Bending, points 38
33
Thermal Diffusivity, mm2/s 40
54
Thermal Shock Resistance, points 14
9.2

Alloy Composition

Aluminum (Al), % 88.1 to 92.5
0
Copper (Cu), % 0 to 0.25
0 to 0.1
Iron (Fe), % 0 to 1.8
0
Magnesium (Mg), % 7.5 to 8.5
91.5 to 95
Manganese (Mn), % 0 to 0.35
0
Nickel (Ni), % 0 to 0.15
0 to 0.010
Silicon (Si), % 0 to 0.35
0
Tin (Sn), % 0 to 0.15
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.15
2.0 to 3.1
Zirconium (Zr), % 0
0.5 to 1.0
Residuals, % 0
0 to 0.3