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1080A Aluminum vs. EZ33A Magnesium

1080A 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 1080A aluminum and the bottom bar is EZ33A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 18 to 40
55
Elastic (Young's, Tensile) Modulus, GPa 68
44
Elongation at Break, % 2.3 to 34
2.6
Fatigue Strength, MPa 18 to 50
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 49 to 81
140
Tensile Strength: Ultimate (UTS), MPa 74 to 140
150
Tensile Strength: Yield (Proof), MPa 17 to 120
100

Thermal Properties

Latent Heat of Fusion, J/g 400
330
Maximum Temperature: Mechanical, °C 170
250
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 640
570
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 230
100
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 62
24
Electrical Conductivity: Equal Weight (Specific), % IACS 200
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 8.3
25
Embodied Energy, MJ/kg 160
190
Embodied Water, L/kg 1200
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.1 to 19
3.6
Resilience: Unit (Modulus of Resilience), kJ/m3 2.1 to 100
120
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
61
Strength to Weight: Axial, points 7.6 to 15
22
Strength to Weight: Bending, points 14 to 22
33
Thermal Diffusivity, mm2/s 94
54
Thermal Shock Resistance, points 3.3 to 6.4
9.2

Alloy Composition

Aluminum (Al), % 99.8 to 100
0
Copper (Cu), % 0 to 0.030
0 to 0.1
Gallium (Ga), % 0 to 0.030
0
Iron (Fe), % 0 to 0.15
0
Magnesium (Mg), % 0 to 0.020
91.5 to 95
Manganese (Mn), % 0 to 0.020
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.15
0
Titanium (Ti), % 0 to 0.020
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.060
2.0 to 3.1
Zirconium (Zr), % 0
0.5 to 1.0
Residuals, % 0
0 to 0.3