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5026 Aluminum vs. AZ63A Magnesium

5026 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 5026 aluminum and the bottom bar is AZ63A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
46
Elongation at Break, % 5.1 to 11
2.2 to 8.0
Fatigue Strength, MPa 94 to 140
76 to 83
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 150 to 180
110 to 160
Tensile Strength: Ultimate (UTS), MPa 260 to 320
190 to 270
Tensile Strength: Yield (Proof), MPa 120 to 250
81 to 120

Thermal Properties

Latent Heat of Fusion, J/g 400
350
Maximum Temperature: Mechanical, °C 210
120
Melting Completion (Liquidus), °C 650
610
Melting Onset (Solidus), °C 510
450
Specific Heat Capacity, J/kg-K 890
980
Thermal Conductivity, W/m-K 130
52 to 65
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
12 to 15
Electrical Conductivity: Equal Weight (Specific), % IACS 99
59 to 74

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.8
1.8
Embodied Carbon, kg CO2/kg material 8.9
22
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 1150
970

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 29
3.7 to 16
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 440
71 to 160
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 49
66
Strength to Weight: Axial, points 26 to 32
29 to 41
Strength to Weight: Bending, points 33 to 37
40 to 51
Thermal Diffusivity, mm2/s 52
29 to 37
Thermal Shock Resistance, points 11 to 14
11 to 16

Alloy Composition

Aluminum (Al), % 88.2 to 94.7
5.3 to 6.7
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0.1 to 0.8
0 to 0.25
Iron (Fe), % 0.2 to 1.0
0
Magnesium (Mg), % 3.9 to 4.9
88.6 to 92.1
Manganese (Mn), % 0.6 to 1.8
0.15 to 0.35
Nickel (Ni), % 0
0 to 0.010
Silicon (Si), % 0.55 to 1.4
0 to 0.3
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 1.0
2.5 to 3.5
Zirconium (Zr), % 0 to 0.3
0
Residuals, % 0
0 to 0.3