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WE43B Magnesium vs. 443.0 Aluminum

WE43B magnesium belongs to the magnesium alloys classification, while 443.0 aluminum belongs to the aluminum alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is WE43B magnesium and the bottom bar is 443.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
71
Elongation at Break, % 2.2
5.6
Fatigue Strength, MPa 110
55
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
27
Shear Strength, MPa 140
96
Tensile Strength: Ultimate (UTS), MPa 250
150
Tensile Strength: Yield (Proof), MPa 200
65

Thermal Properties

Latent Heat of Fusion, J/g 330
470
Maximum Temperature: Mechanical, °C 180
180
Melting Completion (Liquidus), °C 640
630
Melting Onset (Solidus), °C 550
580
Solidification (Pattern Maker's) Shrinkage, % 1.6
1.3
Specific Heat Capacity, J/kg-K 960
900
Thermal Conductivity, W/m-K 51
150
Thermal Expansion, µm/m-K 27
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
38
Electrical Conductivity: Equal Weight (Specific), % IACS 53
130

Otherwise Unclassified Properties

Base Metal Price, % relative 34
9.5
Density, g/cm3 1.9
2.7
Embodied Carbon, kg CO2/kg material 28
8.0
Embodied Energy, MJ/kg 250
150
Embodied Water, L/kg 910
1120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.2
6.9
Resilience: Unit (Modulus of Resilience), kJ/m3 430
30
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 61
52
Strength to Weight: Axial, points 36
16
Strength to Weight: Bending, points 46
23
Thermal Diffusivity, mm2/s 28
61
Thermal Shock Resistance, points 15
6.9

Alloy Composition


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Aluminum (Al), % 0
90.7 to 95.5
Chromium (Cr), % 0
0 to 0.25
Copper (Cu), % 0 to 0.020
0 to 0.6
Iron (Fe), % 0 to 0.010
0 to 0.8
Lithium (Li), % 0 to 0.2
0
Magnesium (Mg), % 89.8 to 93.5
0 to 0.050
Manganese (Mn), % 0 to 0.030
0 to 0.5
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0
4.5 to 6.0
Titanium (Ti), % 0
0 to 0.25
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 0.5
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0
0 to 0.35