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WE43B Magnesium vs. 324.0 Aluminum

WE43B magnesium belongs to the magnesium alloys classification, while 324.0 aluminum belongs to the aluminum alloys. There are 29 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 WE43B magnesium and the bottom bar is 324.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
71
Elongation at Break, % 2.2
3.0 to 4.0
Fatigue Strength, MPa 110
77 to 89
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
27
Tensile Strength: Ultimate (UTS), MPa 250
210 to 310
Tensile Strength: Yield (Proof), MPa 200
110 to 270

Thermal Properties

Latent Heat of Fusion, J/g 330
500
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 640
610
Melting Onset (Solidus), °C 550
550
Specific Heat Capacity, J/kg-K 960
900
Thermal Conductivity, W/m-K 51
150
Thermal Expansion, µm/m-K 27
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
34
Electrical Conductivity: Equal Weight (Specific), % IACS 53
120

Otherwise Unclassified Properties

Base Metal Price, % relative 34
9.5
Density, g/cm3 1.9
2.7
Embodied Carbon, kg CO2/kg material 28
7.9
Embodied Energy, MJ/kg 250
150
Embodied Water, L/kg 910
1090

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.2
6.8 to 8.9
Resilience: Unit (Modulus of Resilience), kJ/m3 430
85 to 510
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 61
52
Strength to Weight: Axial, points 36
22 to 32
Strength to Weight: Bending, points 46
29 to 38
Thermal Diffusivity, mm2/s 28
62
Thermal Shock Resistance, points 15
9.7 to 14

Alloy Composition


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Aluminum (Al), % 0
87.3 to 92.2
Copper (Cu), % 0 to 0.020
0.4 to 0.6
Iron (Fe), % 0 to 0.010
0 to 1.2
Lithium (Li), % 0 to 0.2
0
Magnesium (Mg), % 89.8 to 93.5
0.4 to 0.7
Manganese (Mn), % 0 to 0.030
0 to 0.5
Nickel (Ni), % 0 to 0.0050
0 to 0.3
Silicon (Si), % 0
7.0 to 8.0
Titanium (Ti), % 0
0 to 0.2
Unspecified Rare Earths, % 2.4 to 4.4
0
Yttrium (Y), % 3.7 to 4.3
0
Zinc (Zn), % 0 to 0.2
0 to 1.0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0
0 to 0.2