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Formula: V
Form: Foil (Light Tight)
Material: Vanadium
CAS Number: 7440-62-2
Commodity: Metals
Light Tight: Light Tight
Vanadium Foil (Light Tight) is available in 94 variations, with options for different thicknesses, sizes and surface finishes. This foil is valued for properties like its ductility, corrosion resistance and strength at high temperatures. Potential applications include use in chemical processing equipment, high-temperature structural components and as a hydrogen storage medium. Our Vanadium Foil (Light Tight) range allows us to meet the many different needs of industry.
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Material Properties for Metals

Atomic Properties
Element Value
Atomic number 23
Crystal structure Body centred cubic
Electronic structure Ar 3d³ 4s²
Valences shown 2,3,4,5
Atomic weight( amu ) 50.9415
Thermal neutron absorption cross-section( Barns ) 5.06
Photo-electric work function( eV ) 4.3
Natural isotope distribution( Mass No./% ) 51/ 99.75
Natural isotope distribution( Mass No./% ) 50/ 0.25
Atomic radius - Goldschmidt( nm ) 0.136
Ionisation potential( No./eV ) 3/ 29.3
Ionisation potential( No./eV ) 2/ 14.6
Ionisation potential( No./eV ) 5/ 65.2
Ionisation potential( No./eV ) 6/ 128
Ionisation potential( No./eV ) 1/ 6.74
Ionisation potential( No./eV ) 4/ 46.7
Mechanical Properties
Element Value
Material condition Hard
Material condition Soft
Poisson's ratio 0.365
Poisson's ratio 0.365
Bulk modulus( GPa ) 158
Bulk modulus( GPa ) 158
Tensile modulus( GPa ) 127.6
Tensile modulus( GPa ) 127.6
Izod toughness( J m⁻¹ ) 10-136
Hardness - Vickers( kgf mm⁻² ) 80
Hardness - Vickers( kgf mm⁻² ) 150
Tensile strength( MPa ) 260-585
Tensile strength( MPa ) 530-730
Yield strength( MPa ) 170-450
Yield strength( MPa ) 515-690
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 19.6@20@20°C
Superconductivity critical temperature( K ) 5.4
Temperature coefficient( K⁻¹ ) 0.0039@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV ) 0.63
Physical Properties
Element Value
Boiling point( C ) 3380
Density( gcm⁻³ ) 6.1@20°C
Thermal Properties
Element Value
Melting point( C ) 1890
Latent heat of evaporation( J g⁻¹ ) 8975
Latent heat of fusion( J g⁻¹ ) 345
Specific heat( J K⁻¹ kg⁻¹ ) 486@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 30.7@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 8.3@0-100°C

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