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5083 Aluminum vs. ZC63A Magnesium

5083 aluminum belongs to the aluminum alloys classification, while ZC63A magnesium belongs to the magnesium alloys. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is 5083 aluminum and the bottom bar is ZC63A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 75 to 110
60
Elastic (Young's, Tensile) Modulus, GPa 68
48
Elongation at Break, % 1.1 to 17
3.3
Fatigue Strength, MPa 93 to 190
94
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
19
Shear Strength, MPa 170 to 220
130
Tensile Strength: Ultimate (UTS), MPa 290 to 390
220
Tensile Strength: Yield (Proof), MPa 110 to 340
130

Thermal Properties

Latent Heat of Fusion, J/g 400
330
Maximum Temperature: Mechanical, °C 190
98
Melting Completion (Liquidus), °C 640
550
Melting Onset (Solidus), °C 580
470
Specific Heat Capacity, J/kg-K 900
950
Thermal Conductivity, W/m-K 120
120
Thermal Expansion, µm/m-K 24
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 29
32
Electrical Conductivity: Equal Weight (Specific), % IACS 96
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
13
Density, g/cm3 2.7
2.1
Embodied Carbon, kg CO2/kg material 8.9
22
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1170
920

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 4.2 to 42
6.3
Resilience: Unit (Modulus of Resilience), kJ/m3 95 to 860
190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
58
Strength to Weight: Axial, points 29 to 40
29
Strength to Weight: Bending, points 36 to 44
38
Thermal Diffusivity, mm2/s 48
58
Thermal Shock Resistance, points 12 to 17
12

Alloy Composition

Aluminum (Al), % 92.4 to 95.6
0
Chromium (Cr), % 0.050 to 0.25
0
Copper (Cu), % 0 to 0.1
2.4 to 3.0
Iron (Fe), % 0 to 0.4
0
Magnesium (Mg), % 4.0 to 4.9
89.2 to 91.9
Manganese (Mn), % 0.4 to 1.0
0.25 to 0.75
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.4
0 to 0.2
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.25
5.5 to 6.5
Residuals, % 0
0 to 0.3