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4006 Aluminum vs. EN-MC35110 Magnesium

4006 aluminum belongs to the aluminum alloys classification, while EN-MC35110 magnesium belongs to the magnesium alloys.

For each property being compared, the top bar is 4006 aluminum and the bottom bar is EN-MC35110 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 28 to 45
63
Elastic (Young's, Tensile) Modulus, GPa 69
45
Elongation at Break, % 3.4 to 24
3.1
Fatigue Strength, MPa 35 to 110
110
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 70 to 91
130
Tensile Strength: Ultimate (UTS), MPa 110 to 160
230
Tensile Strength: Yield (Proof), MPa 62 to 140
150

Thermal Properties

Latent Heat of Fusion, J/g 410
330
Maximum Temperature: Mechanical, °C 160
140
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
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
27
Electrical Conductivity: Equal Weight (Specific), % IACS 180
130

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
18
Density, g/cm3 2.7
1.9
Embodied Carbon, kg CO2/kg material 8.1
24
Embodied Energy, MJ/kg 150
170
Embodied Water, L/kg 1180
940

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.1 to 26
6.3
Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 130
260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 50
63
Strength to Weight: Axial, points 11 to 16
34
Strength to Weight: Bending, points 19 to 24
44
Thermal Diffusivity, mm2/s 89
61
Thermal Shock Resistance, points 4.9 to 7.0
14

Alloy Composition

Aluminum (Al), % 97.4 to 98.7
0
Chromium (Cr), % 0 to 0.2
0
Copper (Cu), % 0 to 0.1
0 to 0.030
Iron (Fe), % 0.5 to 0.8
0 to 0.010
Magnesium (Mg), % 0 to 0.010
92 to 95.4
Manganese (Mn), % 0 to 0.050
0 to 0.15
Nickel (Ni), % 0
0 to 0.0050
Silicon (Si), % 0.8 to 1.2
0 to 0.010
Unspecified Rare Earths, % 0
0.75 to 1.8
Zinc (Zn), % 0 to 0.050
3.5 to 5.0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.010