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5019 Aluminum vs. AZ63A Magnesium

5019 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 (1, in this case) are not shown.

For each property being compared, the top bar is 5019 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, % 2.2 to 18
2.2 to 8.0
Fatigue Strength, MPa 100 to 160
76 to 83
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 170 to 210
110 to 160
Tensile Strength: Ultimate (UTS), MPa 280 to 360
190 to 270
Tensile Strength: Yield (Proof), MPa 120 to 300
81 to 120

Thermal Properties

Latent Heat of Fusion, J/g 400
350
Maximum Temperature: Mechanical, °C 180
120
Melting Completion (Liquidus), °C 640
610
Melting Onset (Solidus), °C 540
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 29
12 to 15
Electrical Conductivity: Equal Weight (Specific), % IACS 98
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 9.0
22
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1180
970

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 7.6 to 40
3.7 to 16
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 650
71 to 160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 51
66
Strength to Weight: Axial, points 29 to 38
29 to 41
Strength to Weight: Bending, points 35 to 42
40 to 51
Thermal Diffusivity, mm2/s 52
29 to 37
Thermal Shock Resistance, points 13 to 16
11 to 16

Alloy Composition

Aluminum (Al), % 91.5 to 95.3
5.3 to 6.7
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.1
0 to 0.25
Iron (Fe), % 0 to 0.5
0
Magnesium (Mg), % 4.5 to 5.6
88.6 to 92.1
Manganese (Mn), % 0.1 to 0.6
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 0.2
0
Zinc (Zn), % 0 to 0.2
2.5 to 3.5
Residuals, % 0
0 to 0.3

Comparable Variants