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EZ33A Magnesium vs. 5657 Aluminum

EZ33A magnesium belongs to the magnesium alloys classification, while 5657 aluminum belongs to the aluminum 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 EZ33A magnesium and the bottom bar is 5657 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
40 to 50
Elastic (Young's, Tensile) Modulus, GPa 44
68
Elongation at Break, % 2.6
6.6 to 15
Fatigue Strength, MPa 70
74 to 88
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 140
92 to 110
Tensile Strength: Ultimate (UTS), MPa 150
150 to 200
Tensile Strength: Yield (Proof), MPa 100
140 to 170

Thermal Properties

Latent Heat of Fusion, J/g 330
400
Maximum Temperature: Mechanical, °C 250
180
Melting Completion (Liquidus), °C 640
660
Melting Onset (Solidus), °C 570
640
Specific Heat Capacity, J/kg-K 970
900
Thermal Conductivity, W/m-K 100
210
Thermal Expansion, µm/m-K 27
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
54
Electrical Conductivity: Equal Weight (Specific), % IACS 110
180

Otherwise Unclassified Properties

Base Metal Price, % relative 25
9.5
Density, g/cm3 1.9
2.7
Embodied Carbon, kg CO2/kg material 25
8.4
Embodied Energy, MJ/kg 190
160
Embodied Water, L/kg 930
1200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 3.6
9.7 to 27
Resilience: Unit (Modulus of Resilience), kJ/m3 120
140 to 200
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 61
50
Strength to Weight: Axial, points 22
15 to 20
Strength to Weight: Bending, points 33
23 to 28
Thermal Diffusivity, mm2/s 54
84
Thermal Shock Resistance, points 9.2
6.7 to 8.6

Alloy Composition

Aluminum (Al), % 0
98.5 to 99.4
Copper (Cu), % 0 to 0.1
0 to 0.1
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0
0 to 0.1
Magnesium (Mg), % 91.5 to 95
0.6 to 1.0
Manganese (Mn), % 0
0 to 0.030
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0 to 0.080
Unspecified Rare Earths, % 2.5 to 4.0
0
Vanadium (V), % 0
0 to 0.050
Zinc (Zn), % 2.0 to 3.1
0 to 0.050
Zirconium (Zr), % 0.5 to 1.0
0
Residuals, % 0
0 to 0.050