Rhenium Rod

Rhenium Rod features high tensile strength, exceptional creep resistance, and stability at elevated temperatures, making it a preferred choice for machining into robust components for harsh service environments. Its solid cylindrical form offers excellent mechanical stability, ideal for aerospace, defense, and high-temperature industrial systems. Industries employ rhenium rods in jet engine components, electrical contacts, and high-performance thermocouples. Specific applications include rocket thruster parts, anodes for specialized electrochemical systems, and structural elements in vacuum furnace assemblies. In research, rhenium rods provide material for mechanical property studies, alloy development, and high-load thermal applications. Its rare combination of form stability and refractory performance under extreme stress secures its value in advanced engineering.

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Tolerance

Properties

Reference & Citations

each

Tolerances

Rod

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

Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	75
Crystal structure	Hexagonal close packed
Electronic structure	Xe 4f¹⁴ 5d⁵ 6s²
Valences shown	-1,1,2,3,4,5,6,7
Atomic weight( amu )	186.207
Thermal neutron absorption cross-section( Barns )	85
Photo-electric work function( eV )	5
Natural isotope distribution( Mass No./% )	187/ 62.6
Natural isotope distribution( Mass No./% )	185/ 37.4
Atomic radius - Goldschmidt( nm )	0.138
Ionisation potential( No./eV )	1/ 7.87
Ionisation potential( No./eV )	2/ 16.6

Mechanical Properties

Element	Value
Material condition	Soft
Material condition	Hard
Poisson's ratio	0.26
Poisson's ratio	0.26
Bulk modulus( GPa )	334
Bulk modulus( GPa )	334
Tensile modulus( GPa )	466
Tensile modulus( GPa )	466
Hardness - Vickers( kgf mm⁻² )	280
Hardness - Vickers( kgf mm⁻² )	700
Tensile strength( MPa )	2225
Tensile strength( MPa )	1125
Yield strength( MPa )	315
Yield strength( MPa )	2150

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	18.7@20@20°C
Superconductivity critical temperature( K )	1.7
Temperature coefficient( K⁻¹ )	0.0045@0-100°C

Physical Properties

Element	Value
Boiling point( C )	5627
Density( gcm⁻³ )	21@20

Thermal Properties

Element	Value
Melting point( C )	3180
Latent heat of evaporation( J g⁻¹ )	3824
Latent heat of fusion( J g⁻¹ )	179.9
Specific heat( J K⁻¹ kg⁻¹ )	138@25
Thermal conductivity( W m⁻¹ K⁻¹ )	48@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	6.6@0-100°C