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EN AC-43000 Aluminum vs. EZ33A Magnesium

EN AC-43000 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 EN AC-43000 aluminum and the bottom bar is EZ33A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 60 to 94
55
Elastic (Young's, Tensile) Modulus, GPa 71
44
Elongation at Break, % 1.1 to 2.5
2.6
Fatigue Strength, MPa 68 to 76
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
17
Tensile Strength: Ultimate (UTS), MPa 180 to 270
150
Tensile Strength: Yield (Proof), MPa 97 to 230
100

Thermal Properties

Latent Heat of Fusion, J/g 540
330
Maximum Temperature: Mechanical, °C 170
250
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 590
570
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 140
100
Thermal Expansion, µm/m-K 22
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
24
Electrical Conductivity: Equal Weight (Specific), % IACS 130
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.6
1.9
Embodied Carbon, kg CO2/kg material 7.8
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1070
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.9 to 5.7
3.6
Resilience: Unit (Modulus of Resilience), kJ/m3 66 to 360
120
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 54
61
Strength to Weight: Axial, points 20 to 29
22
Strength to Weight: Bending, points 28 to 36
33
Thermal Diffusivity, mm2/s 60
54
Thermal Shock Resistance, points 8.6 to 12
9.2

Alloy Composition

Aluminum (Al), % 87 to 90.8
0
Copper (Cu), % 0 to 0.050
0 to 0.1
Iron (Fe), % 0 to 0.55
0
Lead (Pb), % 0 to 0.050
0
Magnesium (Mg), % 0.2 to 0.45
91.5 to 95
Manganese (Mn), % 0 to 0.45
0
Nickel (Ni), % 0 to 0.050
0 to 0.010
Silicon (Si), % 9.0 to 11
0
Tin (Sn), % 0 to 0.050
0
Titanium (Ti), % 0 to 0.15
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