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2036 Aluminum vs. EN-MC21120 Magnesium

2036 aluminum belongs to the aluminum alloys classification, while EN-MC21120 magnesium belongs to the magnesium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 2036 aluminum and the bottom bar is EN-MC21120 magnesium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 70
46
Elongation at Break, % 24
2.2 to 6.7
Fatigue Strength, MPa 130
84 to 96
Poisson's Ratio 0.33
0.29
Shear Modulus, GPa 26
18
Shear Strength, MPa 210
110 to 160
Tensile Strength: Ultimate (UTS), MPa 340
200 to 270
Tensile Strength: Yield (Proof), MPa 200
130 to 170

Thermal Properties

Latent Heat of Fusion, J/g 390
350
Maximum Temperature: Mechanical, °C 190
130
Melting Completion (Liquidus), °C 650
600
Melting Onset (Solidus), °C 560
490
Specific Heat Capacity, J/kg-K 890
990
Thermal Conductivity, W/m-K 160
76
Thermal Expansion, µm/m-K 23
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 41
11
Electrical Conductivity: Equal Weight (Specific), % IACS 130
59

Otherwise Unclassified Properties

Base Metal Price, % relative 10
12
Density, g/cm3 2.9
1.7
Embodied Carbon, kg CO2/kg material 8.1
22
Embodied Energy, MJ/kg 150
160
Embodied Water, L/kg 1160
990

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 70
5.0 to 15
Resilience: Unit (Modulus of Resilience), kJ/m3 270
180 to 320
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 48
69
Strength to Weight: Axial, points 33
31 to 43
Strength to Weight: Bending, points 38
43 to 53
Thermal Diffusivity, mm2/s 62
44
Thermal Shock Resistance, points 15
11 to 16

Alloy Composition

Aluminum (Al), % 94.4 to 97.4
8.3 to 9.7
Chromium (Cr), % 0 to 0.1
0
Copper (Cu), % 2.2 to 3.0
0 to 0.030
Iron (Fe), % 0 to 0.5
0 to 0.0050
Magnesium (Mg), % 0.3 to 0.6
88.6 to 91.3
Manganese (Mn), % 0.1 to 0.4
0.1 to 0.5
Nickel (Ni), % 0
0 to 0.0020
Silicon (Si), % 0 to 0.5
0 to 0.2
Titanium (Ti), % 0 to 0.15
0
Zinc (Zn), % 0 to 0.25
0.35 to 1.0
Residuals, % 0
0 to 0.010