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ZE63A Magnesium vs. 5182 Aluminum

ZE63A magnesium belongs to the magnesium alloys classification, while 5182 aluminum belongs to the aluminum alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ZE63A magnesium and the bottom bar is 5182 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 46
68
Elongation at Break, % 7.7
1.1 to 12
Fatigue Strength, MPa 120
100 to 130
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
25
Shear Strength, MPa 170
170 to 240
Tensile Strength: Ultimate (UTS), MPa 300
280 to 420
Tensile Strength: Yield (Proof), MPa 190
130 to 360

Thermal Properties

Latent Heat of Fusion, J/g 330
390
Maximum Temperature: Mechanical, °C 170
180
Melting Completion (Liquidus), °C 510
640
Melting Onset (Solidus), °C 390
590
Specific Heat Capacity, J/kg-K 950
900
Thermal Conductivity, W/m-K 110
130
Thermal Expansion, µm/m-K 27
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
28
Electrical Conductivity: Equal Weight (Specific), % IACS 140
94

Otherwise Unclassified Properties

Base Metal Price, % relative 22
9.5
Density, g/cm3 2.0
2.7
Embodied Carbon, kg CO2/kg material 24
8.9
Embodied Energy, MJ/kg 180
150
Embodied Water, L/kg 920
1180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 20
2.6 to 49
Resilience: Unit (Modulus of Resilience), kJ/m3 400
120 to 950
Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 58
51
Strength to Weight: Axial, points 40
29 to 44
Strength to Weight: Bending, points 48
36 to 47
Thermal Diffusivity, mm2/s 57
53
Thermal Shock Resistance, points 17
12 to 19

Alloy Composition

Aluminum (Al), % 0
93.2 to 95.8
Chromium (Cr), % 0
0 to 0.1
Copper (Cu), % 0 to 0.1
0 to 0.15
Iron (Fe), % 0
0 to 0.35
Magnesium (Mg), % 89.6 to 92
4.0 to 5.0
Manganese (Mn), % 0
0.2 to 0.5
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0 to 0.2
Titanium (Ti), % 0
0 to 0.1
Unspecified Rare Earths, % 2.1 to 3.0
0
Zinc (Zn), % 5.5 to 6.0
0 to 0.25
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0
0 to 0.15