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EQ21A Magnesium vs. 1350 Aluminum

EQ21A magnesium belongs to the magnesium alloys classification, while 1350 aluminum belongs to the aluminum alloys. There are 30 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 1350 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 80
20 to 45
Elastic (Young's, Tensile) Modulus, GPa 44
68
Elongation at Break, % 2.4
1.4 to 30
Fatigue Strength, MPa 110
24 to 50
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 150
44 to 110
Tensile Strength: Ultimate (UTS), MPa 250
68 to 190
Tensile Strength: Yield (Proof), MPa 190
25 to 170

Thermal Properties

Latent Heat of Fusion, J/g 340
400
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 640
660
Melting Onset (Solidus), °C 560
650
Specific Heat Capacity, J/kg-K 980
900
Thermal Conductivity, W/m-K 110
230
Thermal Expansion, µm/m-K 27
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
61 to 62
Electrical Conductivity: Equal Weight (Specific), % IACS 120
200 to 210

Otherwise Unclassified Properties

Base Metal Price, % relative 80
9.5
Density, g/cm3 1.9
2.7
Embodied Carbon, kg CO2/kg material 27
8.3
Embodied Energy, MJ/kg 210
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.6
0.77 to 54
Resilience: Unit (Modulus of Resilience), kJ/m3 410
4.4 to 200
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 63
50
Strength to Weight: Axial, points 37
7.0 to 19
Strength to Weight: Bending, points 47
14 to 27
Thermal Diffusivity, mm2/s 62
96
Thermal Shock Resistance, points 15
3.0 to 8.2

Alloy Composition

Aluminum (Al), % 0
99.5 to 100
Boron (B), % 0
0 to 0.050
Chromium (Cr), % 0
0 to 0.010
Copper (Cu), % 0.050 to 0.1
0 to 0.050
Gallium (Ga), % 0
0 to 0.030
Iron (Fe), % 0
0 to 0.4
Magnesium (Mg), % 93.9 to 96.8
0
Manganese (Mn), % 0
0 to 0.010
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0 to 0.1
Silver (Ag), % 1.3 to 1.7
0
Titanium (Ti), % 0
0 to 0.020
Unspecified Rare Earths, % 1.5 to 3.0
0
Vanadium (V), % 0
0 to 0.020
Zinc (Zn), % 0
0 to 0.050
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.3
0 to 0.1