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520.0 Aluminum vs. ZE41A Magnesium

520.0 aluminum belongs to the aluminum alloys classification, while ZE41A magnesium belongs to the magnesium alloys. There are 32 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 520.0 aluminum and the bottom bar is ZE41A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 75
63
Elastic (Young's, Tensile) Modulus, GPa 66
45
Elongation at Break, % 14
3.3
Fatigue Strength, MPa 55
98
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 25
18
Shear Strength, MPa 230
150
Tensile Strength: Ultimate (UTS), MPa 330
210
Tensile Strength: Yield (Proof), MPa 170
140

Thermal Properties

Latent Heat of Fusion, J/g 390
330
Maximum Temperature: Mechanical, °C 170
150
Melting Completion (Liquidus), °C 600
640
Melting Onset (Solidus), °C 480
540
Solidification (Pattern Maker's) Shrinkage, % 0.8
1.3
Specific Heat Capacity, J/kg-K 910
970
Thermal Conductivity, W/m-K 87
110
Thermal Expansion, µm/m-K 25
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 21
27
Electrical Conductivity: Equal Weight (Specific), % IACS 72
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
18
Density, g/cm3 2.6
1.9
Embodied Carbon, kg CO2/kg material 9.8
24
Embodied Energy, MJ/kg 160
170
Embodied Water, L/kg 1170
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 39
6.1
Resilience: Unit (Modulus of Resilience), kJ/m3 230
220
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 52
63
Strength to Weight: Axial, points 35
31
Strength to Weight: Bending, points 41
41
Thermal Diffusivity, mm2/s 37
59
Thermal Shock Resistance, points 14
12

Alloy Composition

Aluminum (Al), % 87.9 to 90.5
0
Copper (Cu), % 0 to 0.25
0 to 0.1
Iron (Fe), % 0 to 0.3
0
Magnesium (Mg), % 9.5 to 10.6
91.7 to 95.4
Manganese (Mn), % 0 to 0.15
0 to 0.15
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.25
0
Titanium (Ti), % 0 to 0.25
0
Unspecified Rare Earths, % 0
0.75 to 1.8
Zinc (Zn), % 0 to 0.15
3.5 to 5.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.3