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515.0 Aluminum vs. EZ33A Magnesium

515.0 aluminum belongs to the aluminum alloys classification, while EZ33A magnesium belongs to the magnesium alloys. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is 515.0 aluminum and the bottom bar is EZ33A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
44
Elongation at Break, % 10
2.6
Fatigue Strength, MPa 130
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 190
140
Tensile Strength: Ultimate (UTS), MPa 280
150

Thermal Properties

Latent Heat of Fusion, J/g 470
330
Maximum Temperature: Mechanical, °C 170
250
Melting Completion (Liquidus), °C 620
640
Melting Onset (Solidus), °C 620
570
Specific Heat Capacity, J/kg-K 900
970
Thermal Expansion, µm/m-K 23
27

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.6
1.9
Embodied Carbon, kg CO2/kg material 8.4
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1120
930

Common Calculations

Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 52
61
Strength to Weight: Axial, points 30
22
Strength to Weight: Bending, points 36
33
Thermal Shock Resistance, points 13
9.2

Alloy Composition

Aluminum (Al), % 93.6 to 96.6
0
Copper (Cu), % 0 to 0.2
0 to 0.1
Iron (Fe), % 0 to 1.3
0
Magnesium (Mg), % 2.5 to 4.0
91.5 to 95
Manganese (Mn), % 0.4 to 0.6
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0.5 to 10
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.1
2.0 to 3.1
Zirconium (Zr), % 0
0.5 to 1.0
Residuals, % 0
0 to 0.3