MakeItFrom.com
Menu (ESC)

EN-MC35110 Magnesium vs. R30155 Cobalt

EN-MC35110 magnesium belongs to the magnesium alloys classification, while R30155 cobalt belongs to the iron alloys. There are 29 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-MC35110 magnesium and the bottom bar is R30155 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 63
220
Elastic (Young's, Tensile) Modulus, GPa 45
210
Elongation at Break, % 3.1
34
Fatigue Strength, MPa 110
310
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 18
81
Shear Strength, MPa 130
570
Tensile Strength: Ultimate (UTS), MPa 230
850
Tensile Strength: Yield (Proof), MPa 150
390

Thermal Properties

Latent Heat of Fusion, J/g 330
300
Maximum Temperature: Mechanical, °C 140
1100
Melting Completion (Liquidus), °C 600
1470
Melting Onset (Solidus), °C 520
1420
Specific Heat Capacity, J/kg-K 970
450
Thermal Conductivity, W/m-K 110
12
Thermal Expansion, µm/m-K 26
14

Otherwise Unclassified Properties

Base Metal Price, % relative 18
80
Density, g/cm3 1.9
8.5
Embodied Carbon, kg CO2/kg material 24
9.7
Embodied Energy, MJ/kg 170
150
Embodied Water, L/kg 940
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 6.3
230
Resilience: Unit (Modulus of Resilience), kJ/m3 260
370
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 63
23
Strength to Weight: Axial, points 34
28
Strength to Weight: Bending, points 44
24
Thermal Diffusivity, mm2/s 61
3.2
Thermal Shock Resistance, points 14
21

Alloy Composition


Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 452
Carbon (C), % 0
0.080 to 0.16
Chromium (Cr), % 0
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Copper (Cu), % 0 to 0.030
0
Iron (Fe), % 0 to 0.010
24.3 to 36.2
Magnesium (Mg), % 92 to 95.4
0
Manganese (Mn), % 0 to 0.15
1.0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 0 to 0.0050
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0
0 to 0.2
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.010
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tantalum (Ta), % 0
0.75 to 1.3
Tungsten (W), % 0
2.0 to 3.0
Unspecified Rare Earths, % 0.75 to 1.8
0
Zinc (Zn), % 3.5 to 5.0
0
Zirconium (Zr), % 0.4 to 1.0
0
Residuals, % 0 to 0.010
0