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EV31A Magnesium vs. 240.0 Aluminum

EV31A magnesium belongs to the magnesium alloys classification, while 240.0 aluminum belongs to the aluminum alloys. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EV31A magnesium and the bottom bar is 240.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
72
Elongation at Break, % 3.5
1.0
Fatigue Strength, MPa 120
140
Poisson's Ratio 0.27
0.33
Shear Modulus, GPa 17
27
Tensile Strength: Ultimate (UTS), MPa 260
240
Tensile Strength: Yield (Proof), MPa 170
200

Thermal Properties

Maximum Temperature: Mechanical, °C 200
180
Melting Onset (Solidus), °C 590
520
Specific Heat Capacity, J/kg-K 1000
860
Thermal Conductivity, W/m-K 86
96
Thermal Expansion, µm/m-K 27
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
23
Electrical Conductivity: Equal Weight (Specific), % IACS 90
65

Otherwise Unclassified Properties

Density, g/cm3 1.8
3.2

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.1
2.2
Resilience: Unit (Modulus of Resilience), kJ/m3 330
280
Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 65
43
Strength to Weight: Axial, points 40
20
Strength to Weight: Bending, points 50
26
Thermal Diffusivity, mm2/s 47
35
Thermal Shock Resistance, points 16
11