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5026 Aluminum vs. ISO-WD21150 Magnesium

5026 aluminum belongs to the aluminum alloys classification, while ISO-WD21150 magnesium belongs to the magnesium alloys. There are 29 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 ISO-WD21150 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
45
Elongation at Break, % 5.1 to 11
5.7 to 11
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
17
Shear Strength, MPa 150 to 180
150 to 170
Tensile Strength: Ultimate (UTS), MPa 260 to 320
240 to 290
Tensile Strength: Yield (Proof), MPa 120 to 250
120 to 200

Thermal Properties

Latent Heat of Fusion, J/g 400
350
Maximum Temperature: Mechanical, °C 210
110
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 510
550
Specific Heat Capacity, J/kg-K 890
990
Thermal Conductivity, W/m-K 130
100
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 31
19
Electrical Conductivity: Equal Weight (Specific), % IACS 99
100

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
12
Density, g/cm3 2.8
1.7
Embodied Carbon, kg CO2/kg material 8.9
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1150
980

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15 to 29
15 to 24
Resilience: Unit (Modulus of Resilience), kJ/m3 100 to 440
160 to 460
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 49
70
Strength to Weight: Axial, points 26 to 32
40 to 48
Strength to Weight: Bending, points 33 to 37
52 to 58
Thermal Diffusivity, mm2/s 52
60
Thermal Shock Resistance, points 11 to 14
15 to 17

Alloy Composition

Aluminum (Al), % 88.2 to 94.7
2.4 to 3.6
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0.1 to 0.8
0 to 0.050
Iron (Fe), % 0.2 to 1.0
0 to 0.0050
Magnesium (Mg), % 3.9 to 4.9
94 to 97
Manganese (Mn), % 0.6 to 1.8
0.15 to 0.4
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0.55 to 1.4
0 to 0.1
Titanium (Ti), % 0 to 0.2
0
Zinc (Zn), % 0 to 1.0
0.5 to 1.5
Zirconium (Zr), % 0 to 0.3
0
Residuals, % 0
0 to 0.3

Comparable Variants