MakeItFrom.com
Menu (ESC)

EN-MC21210 Magnesium vs. R30016 Cobalt

EN-MC21210 magnesium belongs to the magnesium alloys classification, while R30016 cobalt belongs to the cobalt alloys. There are 27 material properties with values for both materials. Properties with values for just one material (9, 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 R30016 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 44
220
Elongation at Break, % 14
8.4
Fatigue Strength, MPa 70
290
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 17
85
Tensile Strength: Ultimate (UTS), MPa 190
1010
Tensile Strength: Yield (Proof), MPa 90
580

Thermal Properties

Latent Heat of Fusion, J/g 350
320
Melting Completion (Liquidus), °C 600
1360
Melting Onset (Solidus), °C 570
1270
Specific Heat Capacity, J/kg-K 1000
450
Thermal Conductivity, W/m-K 120
15
Thermal Expansion, µm/m-K 27
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 130
2.0

Otherwise Unclassified Properties

Density, g/cm3 1.6
8.5
Embodied Carbon, kg CO2/kg material 24
7.7
Embodied Energy, MJ/kg 160
110
Embodied Water, L/kg 980
500

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
72
Resilience: Unit (Modulus of Resilience), kJ/m3 92
770
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 72
24
Strength to Weight: Axial, points 32
33
Strength to Weight: Bending, points 44
26
Thermal Diffusivity, mm2/s 76
3.9
Thermal Shock Resistance, points 11
24

Alloy Composition


Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 452
Aluminum (Al), % 1.6 to 2.6
0
Carbon (C), % 0
0.9 to 1.4
Chromium (Cr), % 0
28 to 32
Cobalt (Co), % 0
49.6 to 66.9
Copper (Cu), % 0 to 0.010
0
Iron (Fe), % 0 to 0.0050
0 to 3.0
Magnesium (Mg), % 96.3 to 98.3
0
Manganese (Mn), % 0.1 to 0.7
0.5 to 2.0
Molybdenum (Mo), % 0
0 to 1.5
Nickel (Ni), % 0 to 0.0020
0 to 3.0
Silicon (Si), % 0 to 0.1
0.2 to 2.0
Tungsten (W), % 0
3.5 to 5.5
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.010
0