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EN-MC21310 Magnesium vs. C15100 Copper

EN-MC21310 magnesium belongs to the magnesium alloys classification, while C15100 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, 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-MC21310 magnesium and the bottom bar is C15100 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 45
120
Elongation at Break, % 9.0
2.0 to 36
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 17
43
Shear Strength, MPa 120
170 to 270
Tensile Strength: Ultimate (UTS), MPa 200
260 to 470
Tensile Strength: Yield (Proof), MPa 120
69 to 460

Thermal Properties

Latent Heat of Fusion, J/g 360
210
Maximum Temperature: Mechanical, °C 100
200
Melting Completion (Liquidus), °C 600
1100
Melting Onset (Solidus), °C 560
1030
Specific Heat Capacity, J/kg-K 1000
390
Thermal Conductivity, W/m-K 89
360
Thermal Expansion, µm/m-K 26
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
95
Electrical Conductivity: Equal Weight (Specific), % IACS 120
95

Otherwise Unclassified Properties

Base Metal Price, % relative 12
31
Density, g/cm3 1.6
9.0
Embodied Carbon, kg CO2/kg material 23
2.7
Embodied Energy, MJ/kg 160
43
Embodied Water, L/kg 970
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 16
9.3 to 71
Resilience: Unit (Modulus of Resilience), kJ/m3 160
21 to 890
Stiffness to Weight: Axial, points 15
7.2
Stiffness to Weight: Bending, points 73
18
Strength to Weight: Axial, points 34
8.1 to 15
Strength to Weight: Bending, points 47
10 to 15
Thermal Diffusivity, mm2/s 55
100
Thermal Shock Resistance, points 12
9.3 to 17

Alloy Composition


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Aluminum (Al), % 1.8 to 2.6
0
Copper (Cu), % 0 to 0.010
99.8 to 99.95
Iron (Fe), % 0 to 0.0050
0
Magnesium (Mg), % 95.2 to 97.4
0
Manganese (Mn), % 0.1 to 0.7
0
Nickel (Ni), % 0 to 0.0020
0
Silicon (Si), % 0.7 to 1.2
0
Zinc (Zn), % 0 to 0.2
0
Zirconium (Zr), % 0
0.050 to 0.15
Residuals, % 0 to 0.010
0 to 0.1