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EN-MC65220 Magnesium vs. C14510 Copper

EN-MC65220 magnesium belongs to the magnesium alloys classification, while C14510 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (5, 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 EN-MC65220 magnesium and the bottom bar is C14510 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
120
Elongation at Break, % 2.2
9.1 to 9.6
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
43
Shear Strength, MPa 150
180 to 190
Tensile Strength: Ultimate (UTS), MPa 270
300 to 320
Tensile Strength: Yield (Proof), MPa 200
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 340
210
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 610
1080
Melting Onset (Solidus), °C 550
1050
Specific Heat Capacity, J/kg-K 980
390
Thermal Conductivity, W/m-K 110
360
Thermal Expansion, µm/m-K 26
17

Otherwise Unclassified Properties

Base Metal Price, % relative 80
33
Density, g/cm3 1.9
8.9
Embodied Carbon, kg CO2/kg material 27
2.6
Embodied Energy, MJ/kg 210
42

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 5.5
25 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 450
230 to 280
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 62
18
Strength to Weight: Axial, points 40
9.2 to 10
Strength to Weight: Bending, points 49
11 to 12
Thermal Diffusivity, mm2/s 61
100
Thermal Shock Resistance, points 17
11 to 12

Alloy Composition


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Copper (Cu), % 0.050 to 0.1
99.15 to 99.69
Iron (Fe), % 0 to 0.010
0
Lead (Pb), % 0
0 to 0.050
Magnesium (Mg), % 93.8 to 96.8
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.0050
0
Phosphorus (P), % 0
0.010 to 0.030
Silicon (Si), % 0 to 0.010
0
Silver (Ag), % 1.3 to 1.7
0
Tellurium (Te), % 0
0.3 to 0.7
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