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C443.0 Aluminum vs. EZ33A Magnesium

C443.0 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 C443.0 aluminum and the bottom bar is EZ33A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65
55
Elastic (Young's, Tensile) Modulus, GPa 71
44
Elongation at Break, % 9.0
2.6
Fatigue Strength, MPa 120
70
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 27
17
Shear Strength, MPa 130
140
Tensile Strength: Ultimate (UTS), MPa 230
150
Tensile Strength: Yield (Proof), MPa 100
100

Thermal Properties

Latent Heat of Fusion, J/g 470
330
Maximum Temperature: Mechanical, °C 170
250
Melting Completion (Liquidus), °C 630
640
Melting Onset (Solidus), °C 600
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 37
24
Electrical Conductivity: Equal Weight (Specific), % IACS 120
110

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
25
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 7.9
25
Embodied Energy, MJ/kg 150
190
Embodied Water, L/kg 1120
930

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 17
3.6
Resilience: Unit (Modulus of Resilience), kJ/m3 70
120
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 51
61
Strength to Weight: Axial, points 24
22
Strength to Weight: Bending, points 31
33
Thermal Diffusivity, mm2/s 58
54
Thermal Shock Resistance, points 10
9.2

Alloy Composition

Aluminum (Al), % 89.6 to 95.5
0
Copper (Cu), % 0 to 0.6
0 to 0.1
Iron (Fe), % 0 to 2.0
0
Magnesium (Mg), % 0 to 0.1
91.5 to 95
Manganese (Mn), % 0 to 0.35
0
Nickel (Ni), % 0 to 0.5
0 to 0.010
Silicon (Si), % 4.5 to 6.0
0
Tin (Sn), % 0 to 0.15
0
Unspecified Rare Earths, % 0
2.5 to 4.0
Zinc (Zn), % 0 to 0.5
2.0 to 3.1
Zirconium (Zr), % 0
0.5 to 1.0
Residuals, % 0
0 to 0.3