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EN-MC21210 Magnesium vs. C17200 Copper

EN-MC21210 magnesium belongs to the magnesium alloys classification, while C17200 copper belongs to the copper alloys. There are 28 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-MC21210 magnesium and the bottom bar is C17200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
120
Elongation at Break, % 14
1.1 to 37
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 17
45
Shear Strength, MPa 110
330 to 780
Tensile Strength: Ultimate (UTS), MPa 190
480 to 1380
Tensile Strength: Yield (Proof), MPa 90
160 to 1250

Thermal Properties

Latent Heat of Fusion, J/g 350
230
Maximum Temperature: Mechanical, °C 100
280
Melting Completion (Liquidus), °C 600
980
Melting Onset (Solidus), °C 570
870
Specific Heat Capacity, J/kg-K 1000
390
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 27
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
22
Electrical Conductivity: Equal Weight (Specific), % IACS 130
23

Otherwise Unclassified Properties

Density, g/cm3 1.6
8.8
Embodied Carbon, kg CO2/kg material 24
9.4
Embodied Energy, MJ/kg 160
150
Embodied Water, L/kg 980
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
4.2 to 500
Resilience: Unit (Modulus of Resilience), kJ/m3 92
110 to 5720
Stiffness to Weight: Axial, points 15
7.6
Stiffness to Weight: Bending, points 72
19
Strength to Weight: Axial, points 32
15 to 44
Strength to Weight: Bending, points 44
16 to 31
Thermal Diffusivity, mm2/s 76
31
Thermal Shock Resistance, points 11
16 to 46

Alloy Composition

Aluminum (Al), % 1.6 to 2.6
0 to 0.2
Beryllium (Be), % 0
1.8 to 2.0
Copper (Cu), % 0 to 0.010
96.1 to 98
Iron (Fe), % 0 to 0.0050
0 to 0.4
Magnesium (Mg), % 96.3 to 98.3
0
Manganese (Mn), % 0.1 to 0.7
0
Nickel (Ni), % 0 to 0.0020
0.2 to 0.6
Silicon (Si), % 0 to 0.1
0 to 0.2
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.010
0 to 0.5