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5026 Aluminum vs. EZ33A Magnesium

5026 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 5026 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, % 5.1 to 11
2.6
Fatigue Strength, MPa 94 to 140
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 150 to 180
140
Tensile Strength: Ultimate (UTS), MPa 260 to 320
150
Tensile Strength: Yield (Proof), MPa 120 to 250
100

Thermal Properties

Latent Heat of Fusion, J/g 400
330
Maximum Temperature: Mechanical, °C 210
250
Melting Completion (Liquidus), °C 650
640
Melting Onset (Solidus), °C 510
570
Specific Heat Capacity, J/kg-K 890
970
Thermal Conductivity, W/m-K 130
100
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
24
Electrical Conductivity: Equal Weight (Specific), % IACS 99
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.8
1.9
Embodied Carbon, kg CO2/kg material 8.9
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1150
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 29
3.6
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 440
120
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 49
61
Strength to Weight: Axial, points 26 to 32
22
Strength to Weight: Bending, points 33 to 37
33
Thermal Diffusivity, mm2/s 52
54
Thermal Shock Resistance, points 11 to 14
9.2

Alloy Composition

Aluminum (Al), % 88.2 to 94.7
0
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0.1 to 0.8
0 to 0.1
Iron (Fe), % 0.2 to 1.0
0
Magnesium (Mg), % 3.9 to 4.9
91.5 to 95
Manganese (Mn), % 0.6 to 1.8
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0.55 to 1.4
0
Titanium (Ti), % 0 to 0.2
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 1.0
2.0 to 3.1
Zirconium (Zr), % 0 to 0.3
0.5 to 1.0
Residuals, % 0
0 to 0.3