Palladium Rod

Formula: Pd

Form: Rod

Material: Palladium

CAS Number: 7440-05-3

Commodity: Precious Metals

Purity: 99.95%

Palladium rods offered within our extensive range of specialized rods. With 52 variations available, they provide options for diameter, length, temper and surface finish to suit different applications. Palladium has properties like a high melting point, corrosion resistance, and the ability to absorb hydrogen that make it useful for electrical contacts, laboratory crucibles and hydrogen purification systems. The availability of Palladium Rods in multiple sizes and surface finishes makes it easy to select the optimal rods for research and industrial applications.

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Technical Data Sheet Tolerance Properties

each

Tolerances

Rod

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

Material Properties for Precious Metals

Atomic Properties

Element	Value
Atomic number	46
Crystal structure	Face centred cubic
Electronic structure	Kr 4d¹⁰
Valences shown	2, 3, 4
Atomic weight( amu )	106.42
Thermal neutron absorption cross-section( Barns )	6
Photo-electric work function( eV )	5
Natural isotope distribution( Mass No./% )	108/ 26.7
Natural isotope distribution( Mass No./% )	110/ 11.8
Natural isotope distribution( Mass No./% )	104/ 11.0
Natural isotope distribution( Mass No./% )	102/ 1.0
Natural isotope distribution( Mass No./% )	105/ 22.2
Natural isotope distribution( Mass No./% )	106/ 27.3
Atomic radius - Goldschmidt( nm )	0.137
Ionisation potential( No./eV )	1/ 8.3
Ionisation potential( No./eV )	2/ 19.4
Ionisation potential( No./eV )	3/ 32.9

Mechanical Properties

Element	Value
Material condition	Soft
Material condition	Hard
Poisson's ratio	0.39
Poisson's ratio	0.39
Bulk modulus( GPa )	187
Bulk modulus( GPa )	187
Tensile modulus( GPa )	121
Tensile modulus( GPa )	121
Hardness - Vickers( kgf mm⁻² )	40
Hardness - Vickers( kgf mm⁻² )	100
Tensile strength( MPa )	140-195
Tensile strength( MPa )	325
Yield strength( MPa )	205
Yield strength( MPa )	34.5

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	10.8@20@20
Temperature coefficient( K⁻¹ )	0.0042@0-100
Thermal emf against Pt (cold 0C - hot 100C)( mV )	-0.57

Physical Properties

Element	Value
Boiling point( C )	3140
Density( gcm⁻³ )	12@20°C

Thermal Properties

Element	Value
Melting point( C )	1554
Latent heat of evaporation( J g⁻¹ )	3398
Latent heat of fusion( J g⁻¹ )	157
Specific heat( J K⁻¹ kg⁻¹ )	244@25
Thermal conductivity( W m⁻¹ K⁻¹ )	71.8@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	11@0-100