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4006 Aluminum vs. ISO-WD32260 Magnesium

4006 aluminum belongs to the aluminum alloys classification, while ISO-WD32260 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 4006 aluminum and the bottom bar is ISO-WD32260 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 69
46
Elongation at Break, % 3.4 to 24
4.5 to 6.0
Fatigue Strength, MPa 35 to 110
150 to 190
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 70 to 91
190 to 200
Tensile Strength: Ultimate (UTS), MPa 110 to 160
330 to 340
Tensile Strength: Yield (Proof), MPa 62 to 140
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 410
330
Maximum Temperature: Mechanical, °C 160
120
Melting Completion (Liquidus), °C 640
600
Melting Onset (Solidus), °C 620
520
Specific Heat Capacity, J/kg-K 900
970
Thermal Conductivity, W/m-K 220
110
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
28
Electrical Conductivity: Equal Weight (Specific), % IACS 180
140

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
13
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 8.1
23
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1180
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.1 to 26
14 to 19
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 130
560 to 700
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
63
Strength to Weight: Axial, points 11 to 16
48 to 51
Strength to Weight: Bending, points 19 to 24
56 to 58
Thermal Diffusivity, mm2/s 89
63
Thermal Shock Resistance, points 4.9 to 7.0
19 to 20

Alloy Composition

Aluminum (Al), % 97.4 to 98.7
0
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.1
0
Iron (Fe), % 0.5 to 0.8
0
Magnesium (Mg), % 0 to 0.010
92.7 to 94.8
Manganese (Mn), % 0 to 0.050
0
Silicon (Si), % 0.8 to 1.2
0
Zinc (Zn), % 0 to 0.050
4.8 to 6.2
Zirconium (Zr), % 0
0.45 to 0.8
Residuals, % 0
0 to 0.3