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5754 Aluminum vs. AZ63A Magnesium

5754 aluminum belongs to the aluminum alloys classification, while AZ63A magnesium belongs to the magnesium alloys. There are 30 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 5754 aluminum and the bottom bar is AZ63A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 68
46
Elongation at Break, % 2.0 to 19
2.2 to 8.0
Fatigue Strength, MPa 66 to 140
76 to 83
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 120 to 190
110 to 160
Tensile Strength: Ultimate (UTS), MPa 200 to 330
190 to 270
Tensile Strength: Yield (Proof), MPa 80 to 280
81 to 120

Thermal Properties

Latent Heat of Fusion, J/g 400
350
Maximum Temperature: Mechanical, °C 190
120
Melting Completion (Liquidus), °C 650
610
Melting Onset (Solidus), °C 600
450
Specific Heat Capacity, J/kg-K 900
980
Thermal Conductivity, W/m-K 130
52 to 65
Thermal Expansion, µm/m-K 24
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 33
12 to 15
Electrical Conductivity: Equal Weight (Specific), % IACS 110
59 to 74

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.7
1.8
Embodied Carbon, kg CO2/kg material 8.7
22
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
970

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.1 to 32
3.7 to 16
Resilience: Unit (Modulus of Resilience), kJ/m3 47 to 580
71 to 160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 50
66
Strength to Weight: Axial, points 21 to 34
29 to 41
Strength to Weight: Bending, points 28 to 39
40 to 51
Thermal Diffusivity, mm2/s 54
29 to 37
Thermal Shock Resistance, points 8.9 to 14
11 to 16

Alloy Composition

Aluminum (Al), % 94.2 to 97.4
5.3 to 6.7
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.1
0 to 0.25
Iron (Fe), % 0 to 0.4
0
Magnesium (Mg), % 2.6 to 3.6
88.6 to 92.1
Manganese (Mn), % 0 to 0.5
0.15 to 0.35
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0 to 0.4
0 to 0.3
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.2
2.5 to 3.5
Residuals, % 0
0 to 0.3

Comparable Variants