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EV31A Magnesium vs. 6012 Aluminum

EV31A magnesium belongs to the magnesium alloys classification, while 6012 aluminum belongs to the aluminum alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EV31A magnesium and the bottom bar is 6012 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
69
Elongation at Break, % 3.5
9.1 to 11
Fatigue Strength, MPa 120
55 to 100
Poisson's Ratio 0.27
0.33
Shear Modulus, GPa 17
26
Shear Strength, MPa 170
130 to 190
Tensile Strength: Ultimate (UTS), MPa 260
220 to 320
Tensile Strength: Yield (Proof), MPa 170
110 to 260

Thermal Properties

Maximum Temperature: Mechanical, °C 200
170
Melting Onset (Solidus), °C 590
570
Specific Heat Capacity, J/kg-K 1000
890
Thermal Conductivity, W/m-K 86
160
Thermal Expansion, µm/m-K 27
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 18
45
Electrical Conductivity: Equal Weight (Specific), % IACS 90
140

Otherwise Unclassified Properties

Density, g/cm3 1.8
2.9

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.1
21 to 28
Resilience: Unit (Modulus of Resilience), kJ/m3 330
94 to 480
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 65
48
Strength to Weight: Axial, points 40
22 to 32
Strength to Weight: Bending, points 50
29 to 37
Thermal Diffusivity, mm2/s 47
62
Thermal Shock Resistance, points 16
10 to 14