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EV31A Magnesium vs. C55280 Copper

EV31A magnesium belongs to the magnesium alloys classification, while C55280 copper belongs to the copper alloys. There are 14 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is EV31A magnesium and the bottom bar is C55280 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
110
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 17
40
Tensile Strength: Ultimate (UTS), MPa 260
180

Thermal Properties

Maximum Temperature: Mechanical, °C 200
200
Melting Onset (Solidus), °C 590
640
Specific Heat Capacity, J/kg-K 1000
410
Thermal Expansion, µm/m-K 27
16

Otherwise Unclassified Properties

Density, g/cm3 1.8
8.5

Common Calculations

Stiffness to Weight: Axial, points 13
6.9
Stiffness to Weight: Bending, points 65
19
Strength to Weight: Axial, points 40
5.9
Strength to Weight: Bending, points 50
8.3
Thermal Shock Resistance, points 16
7.4