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Tungsten Pellets
Available Configurations
Properties common to all products in this list
Starting at
$204.00
each
No Minimum order
Free technical support
*Free delivery worldwide
Material Properties
Atomic Properties
| Element | Value |
|---|---|
| Atomic number | 74 |
| Crystal structure | Body centred cubic |
| Electronic structure | Xe 4f¹⁴ 5d⁴ 6s² |
| Valences shown | 2,3,4,5,6 |
| Atomic weight( amu ) | 183.85 |
| Thermal neutron absorption cross-section( Barns ) | 18.5 |
| Photo-electric work function( eV ) | 4.55 |
| Natural isotope distribution( Mass No./% ) | 183/ 14.3 |
| Natural isotope distribution( Mass No./% ) | 182/ 26.3 |
| Natural isotope distribution( Mass No./% ) | 186/ 28.6 |
| Natural isotope distribution( Mass No./% ) | 180/ 0.1 |
| Natural isotope distribution( Mass No./% ) | 184/ 30.7 |
| Atomic radius - Goldschmidt( nm ) | 0.141 |
| Ionisation potential( No./eV ) | 1/ 7.98 |
| Ionisation potential( No./eV ) | 2/ 17.7 |
Mechanical Properties
| Element | Value |
|---|---|
| Material condition | Soft |
| Material condition | Hard |
| Poisson's ratio | 0.28 |
| Poisson's ratio | 0.28 |
| Bulk modulus( GPa ) | 311 |
| Bulk modulus( GPa ) | 311 |
| Tensile modulus( GPa ) | 411 |
| Tensile modulus( GPa ) | 411 |
| Hardness - Vickers( kgf mm⁻² ) | 360 |
| Hardness - Vickers( kgf mm⁻² ) | 500 |
| Tensile strength( MPa ) | 550-620 |
| Tensile strength( MPa ) | 1920 |
| Yield strength( MPa ) | 550 |
Electrical Properties
| Element | Value |
|---|---|
| Electrical resistivity( µOhmcm ) | 5.4@20°C |
| Superconductivity critical temperature( K ) | 0.0154 |
| Temperature coefficient( K⁻¹ ) | 0.0048@0-100°C |
| Thermal emf against Pt (cold 0C - hot 100C)( mV ) | 1.12 |
Physical Properties
| Element | Value |
|---|---|
| Boiling point( C ) | 5660 |
| Density( gcm⁻³ ) | 19.3@20°C |
Thermal Properties
| Element | Value |
|---|---|
| Melting point( C ) | 3410 |
| Latent heat of evaporation( J g⁻¹ ) | 4009 |
| Latent heat of fusion( J g⁻¹ ) | 192 |
| Specific heat( J K⁻¹ kg⁻¹ ) | 133@25°C |
| Thermal conductivity( W m⁻¹ K⁻¹ ) | 173@0-100°C |
| Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) | 4.5@0-100°C |
Tolerances
Pellets
| Maximum Lump Size | Nominal |
|---|