Cobalt Rod

Formula: Co

Form: Rod

Material: Cobalt

CAS Number: 7440-48-4

Commodity: Metals

Hazard Pictogram: GHS07, GHS08

Cobalt Rods are high-performance materials widely recognized for their exceptional properties and versatility in various industrial applications. Composed primarily of cobalt, these metal rods offer outstanding resistance to wear, corrosion, and high temperatures, making them ideal for use in extreme environments. Cobalt rods are known for their excellent mechanical properties, including high tensile strength, durability, and resistance to oxidation. These attributes make them suitable for use in harsh environments where reliability and longevity are critical. Industry-specific applications of cobalt rods include their use in the manufacturing of high-speed cutting tools, turbine blades, and jet engine components, as well as in the medical field for orthopedic implants and dental prosthetics. With their unique combination of properties, Goodfellow's Cobalt Rods are essential materials for advanced technological and industrial applications.

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Technical Data Sheet Safety Data Sheet Tolerance Properties

Health hazard/Hazardous to the ozone layer

Serious health hazard

each

Tolerances

Rod

Diameter	=<10mm	±10%
Diameter	>10mm	±5%

Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	27
Crystal structure	Hexagonal close packed
Electronic structure	Ar 3d⁷ 4s²
Valences shown	2, 3
Atomic weight( amu )	58.9332
Thermal neutron absorption cross-section( Barns )	37.5
Photo-electric work function( eV )	5
Atomic radius - Goldschmidt( nm )	0.125
Ionisation potential( No./eV )	2/ 17.06
Ionisation potential( No./eV )	4/ 51.3
Ionisation potential( No./eV )	3/ 33.5
Ionisation potential( No./eV )	1/ 79.5
Ionisation potential( No./eV )	1/ 79.5
Ionisation potential( No./eV )	6/ 102

Mechanical Properties

Element	Value
Material condition	Hard
Material condition	Soft
Poisson's ratio	0.32
Poisson's ratio	0.32
Bulk modulus( GPa )	181.5
Bulk modulus( GPa )	181.5
Tensile modulus( GPa )	211
Tensile modulus( GPa )	211
Hardness - Vickers( kgf mm⁻² )	320
Hardness - Vickers( kgf mm⁻² )	170
Tensile strength( MPa )	1135
Tensile strength( MPa )	760
Yield strength( MPa )	345-485

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	6.34@20@20°C
Temperature coefficient( K⁻¹ )	0.0066@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV )	-1.33

Physical Properties

Element	Value
Boiling point( C )	2870
Density( gcm⁻³ )	8.9@20°C

Thermal Properties

Element	Value
Melting point( C )	1495
Latent heat of evaporation( J g⁻¹ )	6490
Latent heat of fusion( J g⁻¹ )	263
Specific heat( J K⁻¹ kg⁻¹ )	456@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	100@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	12.5@0-100°C