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213.0 Aluminum vs. EQ21A Magnesium

213.0 aluminum belongs to the aluminum alloys classification, while EQ21A magnesium belongs to the magnesium 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 213.0 aluminum and the bottom bar is EQ21A magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 85
80
Elastic (Young's, Tensile) Modulus, GPa 73
44
Elongation at Break, % 1.5
2.4
Fatigue Strength, MPa 93
110
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 28
17
Tensile Strength: Ultimate (UTS), MPa 190
250
Tensile Strength: Yield (Proof), MPa 130
190

Thermal Properties

Latent Heat of Fusion, J/g 410
340
Maximum Temperature: Mechanical, °C 170
160
Melting Completion (Liquidus), °C 670
640
Melting Onset (Solidus), °C 480
560
Specific Heat Capacity, J/kg-K 850
980
Thermal Conductivity, W/m-K 130
110
Thermal Expansion, µm/m-K 23
27

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 34
25
Electrical Conductivity: Equal Weight (Specific), % IACS 94
120

Otherwise Unclassified Properties

Base Metal Price, % relative 11
80
Density, g/cm3 3.2
1.9
Embodied Carbon, kg CO2/kg material 7.7
27
Embodied Energy, MJ/kg 140
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 2.5
5.6
Resilience: Unit (Modulus of Resilience), kJ/m3 120
410
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 44
63
Strength to Weight: Axial, points 16
37
Strength to Weight: Bending, points 23
47
Thermal Diffusivity, mm2/s 49
62
Thermal Shock Resistance, points 8.0
15

Alloy Composition

Aluminum (Al), % 83.5 to 93
0
Copper (Cu), % 6.0 to 8.0
0.050 to 0.1
Iron (Fe), % 0 to 1.2
0
Magnesium (Mg), % 0 to 0.1
93.9 to 96.8
Manganese (Mn), % 0 to 0.6
0
Nickel (Ni), % 0 to 0.35
0 to 0.010
Silicon (Si), % 1.0 to 3.0
0
Silver (Ag), % 0
1.3 to 1.7
Titanium (Ti), % 0 to 0.25
0
Unspecified Rare Earths, % 0
1.5 to 3.0
Zinc (Zn), % 0 to 2.5
0
Zirconium (Zr), % 0
0.4 to 1.0
Residuals, % 0
0 to 0.3