Technical Data Sheet
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Cobalt Rod

Cobalt Rods are part of our extensive range of high-quality rods for research and industry. With 74 variations available in varying diameters and lengths, they meet the needs of different applications. These rods offer a combination of a high melting point, strength, hardness and wear resistance. Example uses include high temperature structural components, wear-resistant parts for valves and pumps, and mandrels for drawing wire. Our wide choice of cobalt rods provide customizable solutions for demanding engineering challenges.
Percentage Purity: 99.99%
Temper: Hard
Diameter: 1.5mm
Length: 200mm
Technical Name: Cobalt
Formula: Co
Density: 8.9g/cm³
CAS Number: 7440-48-4
UOM Code: 717-614-51
SKU: 1000040957
Product Code: CO00-RD-000101

Tolerances

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

Health hazard/Hazardous to the ozone layer

Serious health hazard

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€895.52
each
  • Buy 5 for €725.37 each and save 19%
  • Buy 10 for €662.68 each and save 26%

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may apply for some hazardous materials.

Tolerances

Rod
Diameter =<10mm ±10%
Diameter >10mm ±5%
Technical Data Sheet
Safety Data Sheet

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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
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