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Technical Data Sheet
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Gold Tube - OD 1mm ID 0.5mm L 100mm

Details

SKU: 1000006902 Product Code: AU00-TB-000250
Gold Tube offers the exceptional conductivity, corrosion resistance, and chemical stability of high-purity gold in a hollow cylindrical form, enabling advanced functionality in fluid handling, thermal transfer, and high-frequency electronics. The seamless structure minimizes flow disruption and electrical losses, making it invaluable in microfluidic systems, cryogenic instrumentation, and vacuum feedthrough assemblies. It is used in industries such as aerospace, precision metrology, and semiconductor manufacturing. Specific applications include housing sensitive optical fibers in harsh environments, acting as inert reaction vessels for controlled chemical synthesis, and serving as precision waveguides for RF and microwave transmission. In research, gold tubes are essential for high-temperature and high-pressure experimental setups, such as hydrocarbon generation kinetics studies, where their inertness preserves sample integrity. Their precise geometry, coupled with gold’s intrinsic material properties, makes Gold Tube a critical component for next-generation industrial designs and fundamental scientific exploration.
Formula: Au
Percentage Purity: 99.95%
Outside Diameter: 1mm
Wall Thickness: 0.25mm
Inside Diameter: 0.5mm
Length: 100mm
Temper: As Drawn
CAS Number: 7440-57-5
UOM Code: 048-859-37
Legacy Code: AU007150
Distributor Code:
GF04885937

Tolerances

Tube
Outside Diameter =<2mm ±0.05mm
Outside Diameter 2mm - 5mm ±0.1mm
Outside Diameter >5mm ±5%
Wall Thickness ±10%
$1,550.00
each
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Material Properties

Atomic Properties
Element Value
Atomic number 79
Crystal structure Face centred cubic
Electronic structure Xe 4f¹⁴ 5d¹⁰ 6s¹
Valences shown 1,3
Atomic weight( amu ) 196.9665
Thermal neutron absorption cross-section( Barns ) 98.8
Photo-electric work function( eV ) 4.8
Atomic radius - Goldschmidt( nm ) 0.144
Ionisation potential( No./eV ) 1/ 9.22
Ionisation potential( No./eV ) 2/ 20.5
Mechanical Properties
Element Value
Material condition Soft
Material condition Hard
Poisson's ratio 0.42
Poisson's ratio 0.42
Bulk modulus( GPa ) 171
Bulk modulus( GPa ) 171
Tensile modulus( GPa ) 78.5
Tensile modulus( GPa ) 78.5
Hardness - Vickers( kgf mm⁻² ) 20-30
Hardness - Vickers( kgf mm⁻² ) 60
Tensile strength( MPa ) 130
Tensile strength( MPa ) 220
Yield strength( MPa ) 205
Yield strength( MPa ) -
Electrical Properties
Element Value
Electrical resistivity( µOhmcm ) 2.20@20°C
Temperature coefficient( K⁻¹ ) 0.004@0-100°C
Thermal emf against Pt (cold 0C - hot 100C)( mV ) 0.74
Physical Properties
Element Value
Boiling point( C ) 3080
Density( gcm⁻³ ) 19.3@20°C
Thermal Properties
Element Value
Melting point( C ) 1064.4
Latent heat of evaporation( J g⁻¹ ) 1738
Latent heat of fusion( J g⁻¹ ) 64.9
Specific heat( J K⁻¹ kg⁻¹ ) 129@25°C
Thermal conductivity( W m⁻¹ K⁻¹ ) 318@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ ) 14.1@0-100°C