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QE22A Magnesium vs. Sintered 6061 Aluminum

QE22A magnesium belongs to the magnesium alloys classification, while sintered 6061 aluminum belongs to the aluminum alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is QE22A 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, % 2.4
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 250
83 to 210
Tensile Strength: Yield (Proof), MPa 190
62 to 190

Thermal Properties

Latent Heat of Fusion, J/g 340
400
Maximum Temperature: Mechanical, °C 250
170
Melting Completion (Liquidus), °C 640
640
Melting Onset (Solidus), °C 570
610
Specific Heat Capacity, J/kg-K 970
900
Thermal Conductivity, W/m-K 110
200
Thermal Expansion, µm/m-K 27
23

Electrical Properties

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

Otherwise Unclassified Properties

Density, g/cm3 2.0
2.7
Embodied Carbon, kg CO2/kg material 27
8.3
Embodied Energy, MJ/kg 220
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
0.68 to 7.0
Resilience: Unit (Modulus of Resilience), kJ/m3 400
28 to 280
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 60
51
Strength to Weight: Axial, points 36
8.6 to 21
Strength to Weight: Bending, points 46
16 to 29
Thermal Diffusivity, mm2/s 59
81
Thermal Shock Resistance, points 15
3.8 to 9.4

Alloy Composition

Aluminum (Al), % 0
96 to 99.4
Copper (Cu), % 0 to 0.1
0 to 0.5
Magnesium (Mg), % 93.1 to 95.8
0.4 to 1.2
Nickel (Ni), % 0 to 0.010
0
Silicon (Si), % 0
0.2 to 0.8
Silver (Ag), % 2.0 to 3.0
0
Unspecified Rare Earths, % 1.8 to 2.5
0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0
0 to 1.5