Technical Data Sheet
Safety Data Sheet
Save to Favourites List

Tantalum Disc Single Crystal

Tantalum Single Disc Crystals are part of Goodfellow's range of single crystal products. With 270 variations available, these discs open doors for researchers across disciplines like physics, chemistry, and materials science who seek high-purity, boundary-free crystals oriented in specific directions. Applications include monochromators and analyzers for spectroscopy and diffractometry, as well as electrodes for electrochemistry. The precise control over crystal structure makes tantalum discs ideal for investigating fundamental properties. By providing a wide selection of discs, Goodfellow empowers scientists to select the optimal variation for probing phenomena from catalysis to quantum transport. With discs in hand, researchers worldwide can delve deeper into the foundational principles governing matter.
Formula: Ta
Percentage Purity: 99.999%
Thickness: 1mm
Diameter: 8mm
Orientation: -110
Orientation Accuracy: =< 1°
Polish: Unpolished
CAS Number: 7440-25-7
UOM Code: 136-795-50
SKU: 1000040978
Product Code: TA00-SC-000334

Tolerances

Single Crystal
Orientation See Item
Thickness +2% / -1%
Length +2% / -1%
Disc
Diameter +2% / -1%
No Minimum order Despatch of products in stock within 48 hours Free technical support *Free delivery worldwide
$1,131.21
each
  • Buy 5 for $916.28 each and save 19%
  • Buy 10 for $837.09 each and save 26%

Shipping restrictions and charges
may apply for some hazardous materials.

Tolerances

Single Crystal
Orientation See Item
Thickness +2% / -1%
Length +2% / -1%
Disc
Diameter +2% / -1%
Technical Data Sheet
Safety Data Sheet

Can't find what you're looking for? For customized options

Material Properties for Metals

Atomic Properties
Element Value
Atomic number 73
Crystal structure Body centred cubic
Electronic structure Xe 4f¹⁴ 5d³ 6s²
Valences shown 2,3,4,5
Atomic weight( amu ) 180.9479
Thermal neutron absorption cross-section( Barns ) 22
Photo-electric work function( eV ) 4.1
Natural isotope distribution( Mass No./% ) 180/ 0.012
Natural isotope distribution( Mass No./% ) 181/ 99.988
Atomic radius - Goldschmidt( nm ) 0.147
Ionisation potential( No./eV ) 1/ 7.88
Ionisation potential( No./eV ) 2/ 16.2
Mechanical Properties
Element Value
Material condition Hard
Material condition Soft
Poisson's ratio 0.342
Poisson's ratio 0.342
Bulk modulus( GPa ) 196.3
Bulk modulus( GPa ) 196.3
Tensile modulus( GPa ) 185.7
Tensile modulus( GPa ) 185.7
Hardness - Vickers( kgf mm⁻² ) 200
Hardness - Vickers( kgf mm⁻² ) 90
Tensile strength( MPa ) 760
Tensile strength( MPa ) 172-207
Yield strength( MPa ) 705
Yield strength( MPa ) 310-380
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 13.5@20@20°C
Superconductivity critical temperature( K ) 4.47
Temperature coefficient( K⁻¹ ) 0.0035@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV ) 0.33
Physical Properties
Element Value
Boiling point( C ) 5425
Density( gcm⁻³ ) 16.6@20°C
Thermal Properties
Element Value
Melting point( C ) 2996
Latent heat of evaporation( J g⁻¹ ) 4165
Latent heat of fusion( J g⁻¹ ) 174
Specific heat( J K⁻¹ kg⁻¹ ) 140@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 57.5@0-100
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 6.5@0-100°C
Other Customers Purchased
  1. $2,064.53
    each
    Discounts applied for volume purchases
    View Product
  2. $2,064.53
    each
    Discounts applied for volume purchases
    View Product
  3. $2,006.19
    each
    Discounts applied for volume purchases
    View Product
  4. $2,064.53
    each
    Discounts applied for volume purchases
    View Product