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EQ21A Magnesium vs. 6014 Aluminum

EQ21A magnesium belongs to the magnesium alloys classification, while 6014 aluminum belongs to the aluminum alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EQ21A magnesium and the bottom bar is 6014 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
69
Elongation at Break, % 2.4
9.1 to 17
Fatigue Strength, MPa 110
43 to 79
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 150
96 to 150
Tensile Strength: Ultimate (UTS), MPa 250
160 to 260
Tensile Strength: Yield (Proof), MPa 190
80 to 200

Thermal Properties

Latent Heat of Fusion, J/g 340
400
Maximum Temperature: Mechanical, °C 160
180
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 560
620
Specific Heat Capacity, J/kg-K 980
900
Thermal Conductivity, W/m-K 110
200
Thermal Expansion, µm/m-K 27
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
53
Electrical Conductivity: Equal Weight (Specific), % IACS 120
180

Otherwise Unclassified Properties

Base Metal Price, % relative 80
9.5
Density, g/cm3 1.9
2.7
Embodied Carbon, kg CO2/kg material 27
8.6
Embodied Energy, MJ/kg 210
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.6
22
Resilience: Unit (Modulus of Resilience), kJ/m3 410
46 to 300
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 63
50
Strength to Weight: Axial, points 37
16 to 26
Strength to Weight: Bending, points 47
24 to 33
Thermal Diffusivity, mm2/s 62
83
Thermal Shock Resistance, points 15
7.0 to 11

Alloy Composition

Aluminum (Al), % 0
97.1 to 99.2
Chromium (Cr), % 0
0 to 0.2
Copper (Cu), % 0.050 to 0.1
0 to 0.25
Iron (Fe), % 0
0 to 0.35
Magnesium (Mg), % 93.9 to 96.8
0.4 to 0.8
Manganese (Mn), % 0
0.050 to 0.2
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0.3 to 0.6
Silver (Ag), % 1.3 to 1.7
0
Titanium (Ti), % 0
0 to 0.1
Unspecified Rare Earths, % 1.5 to 3.0
0
Vanadium (V), % 0
0.050 to 0.2
Zinc (Zn), % 0
0 to 0.1
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.3
0 to 0.15