MakeItFrom.com
Menu (ESC)

EQ21A Magnesium vs. 2219 Aluminum

EQ21A magnesium belongs to the magnesium alloys classification, while 2219 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 2219 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
72
Elongation at Break, % 2.4
2.2 to 20
Fatigue Strength, MPa 110
90 to 130
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
27
Shear Strength, MPa 150
110 to 280
Tensile Strength: Ultimate (UTS), MPa 250
180 to 480
Tensile Strength: Yield (Proof), MPa 190
88 to 390

Thermal Properties

Latent Heat of Fusion, J/g 340
390
Maximum Temperature: Mechanical, °C 160
230
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 560
540
Specific Heat Capacity, J/kg-K 980
870
Thermal Conductivity, W/m-K 110
110 to 170
Thermal Expansion, µm/m-K 27
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
28 to 44
Electrical Conductivity: Equal Weight (Specific), % IACS 120
81 to 130

Otherwise Unclassified Properties

Base Metal Price, % relative 80
11
Density, g/cm3 1.9
3.1
Embodied Carbon, kg CO2/kg material 27
8.2
Embodied Energy, MJ/kg 210
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.6
9.6 to 60
Resilience: Unit (Modulus of Resilience), kJ/m3 410
54 to 1060
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 63
44
Strength to Weight: Axial, points 37
16 to 43
Strength to Weight: Bending, points 47
23 to 44
Thermal Diffusivity, mm2/s 62
42 to 63
Thermal Shock Resistance, points 15
8.2 to 22

Alloy Composition

Aluminum (Al), % 0
91.5 to 93.8
Copper (Cu), % 0.050 to 0.1
5.8 to 6.8
Iron (Fe), % 0
0 to 0.3
Magnesium (Mg), % 93.9 to 96.8
0 to 0.020
Manganese (Mn), % 0
0.2 to 0.4
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0 to 0.2
Silver (Ag), % 1.3 to 1.7
0
Titanium (Ti), % 0
0.020 to 0.1
Unspecified Rare Earths, % 1.5 to 3.0
0
Vanadium (V), % 0
0.050 to 0.15
Zinc (Zn), % 0
0 to 0.1
Zirconium (Zr), % 0.4 to 1.0
0.1 to 0.25
Residuals, % 0 to 0.3
0 to 0.15