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4006 Aluminum vs. EZ33A Magnesium

4006 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 4006 aluminum and the bottom bar is EZ33A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 28 to 45
55
Elastic (Young's, Tensile) Modulus, GPa 69
44
Elongation at Break, % 3.4 to 24
2.6
Fatigue Strength, MPa 35 to 110
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 70 to 91
140
Tensile Strength: Ultimate (UTS), MPa 110 to 160
150
Tensile Strength: Yield (Proof), MPa 62 to 140
100

Thermal Properties

Latent Heat of Fusion, J/g 410
330
Maximum Temperature: Mechanical, °C 160
250
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 620
570
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 220
100
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
24
Electrical Conductivity: Equal Weight (Specific), % IACS 180
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
25
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 8.1
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1180
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.1 to 26
3.6
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 130
120
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
61
Strength to Weight: Axial, points 11 to 16
22
Strength to Weight: Bending, points 19 to 24
33
Thermal Diffusivity, mm2/s 89
54
Thermal Shock Resistance, points 4.9 to 7.0
9.2

Alloy Composition

Aluminum (Al), % 97.4 to 98.7
0
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.1
0 to 0.1
Iron (Fe), % 0.5 to 0.8
0
Magnesium (Mg), % 0 to 0.010
91.5 to 95
Manganese (Mn), % 0 to 0.050
0
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0.8 to 1.2
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.050
2.0 to 3.1
Zirconium (Zr), % 0
0.5 to 1.0
Residuals, % 0
0 to 0.3