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EN-MC65220 Magnesium vs. Sintered 6061 Aluminum

EN-MC65220 magnesium belongs to the magnesium alloys classification, while sintered 6061 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN-MC65220 magnesium and the bottom bar is sintered 6061 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
68
Elongation at Break, % 2.2
0.5 to 6.0
Fatigue Strength, MPa 110
32 to 62
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
25
Tensile Strength: Ultimate (UTS), MPa 270
83 to 210
Tensile Strength: Yield (Proof), MPa 200
62 to 190

Thermal Properties

Latent Heat of Fusion, J/g 340
400
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 610
640
Melting Onset (Solidus), °C 550
610
Specific Heat Capacity, J/kg-K 980
900
Thermal Conductivity, W/m-K 110
200
Thermal Expansion, µm/m-K 26
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
52
Electrical Conductivity: Equal Weight (Specific), % IACS 120
170

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
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
0.68 to 7.0
Resilience: Unit (Modulus of Resilience), kJ/m3 450
28 to 280
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 62
51
Strength to Weight: Axial, points 40
8.6 to 21
Strength to Weight: Bending, points 49
16 to 29
Thermal Diffusivity, mm2/s 61
81
Thermal Shock Resistance, points 17
3.8 to 9.4

Alloy Composition


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Aluminum (Al), % 0
96 to 99.4
Copper (Cu), % 0.050 to 0.1
0 to 0.5
Iron (Fe), % 0 to 0.010
0
Magnesium (Mg), % 93.8 to 96.8
0.4 to 1.2
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.010
0.2 to 0.8
Silver (Ag), % 1.3 to 1.7
0
Unspecified Rare Earths, % 1.5 to 3.0
0
Zinc (Zn), % 0 to 0.2
0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0 to 1.5