Chromium Disk

Formula: Cr

Form: Disk

Material: Chromium

CAS Number: 7440-47-3

Commodity: Metals

Purity: 99.99%

Available in 8 variations, Chromium disks are are known for their hardness, corrosion resistance and high melting point. These properties make them ideal for use in high temperature, high stress or corrosive environments. Common applications include turbine blades, jet engines, chemical processing equipment, and other demanding industrial uses where strength and durability at extreme temperatures are required. Ideal for a versatile range of applications across sectors like aerospace, energy and manufacturing, Chromium disks demonstrate our commitment to providing high-quality materials for advanced technological needs.

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Technical Data Sheet Safety Data Sheet Tolerance Properties

each

Tolerances

Disk

Thickness	>0.05mm	±10%
Thickness	<0.01mm	±25%
Thickness	0.01mm - 0.05mm	±15%

Material Properties for Metals

Atomic Properties

Element	Value
Atomic number	24
Crystal structure	Body centred cubic
Electronic structure	Ar 3d⁵ 4s¹
Valences shown	2, 3, 6
Atomic weight( amu )	51.996
Thermal neutron absorption cross-section( Barns )	3.1
Photo-electric work function( eV )	4.4
Natural isotope distribution( Mass No./% )	50/ 4.35
Natural isotope distribution( Mass No./% )	52/ 83.79
Natural isotope distribution( Mass No./% )	54/ 2.36
Natural isotope distribution( Mass No./% )	53/ 9.5
Atomic radius - Goldschmidt( nm )	0.128
Ionisation potential( No./eV )	4/ 49.1
Ionisation potential( No./eV )	3/ 31.0
Ionisation potential( No./eV )	1/ 6.77
Ionisation potential( No./eV )	6/ 90.6
Ionisation potential( No./eV )	2/ 16.5
Ionisation potential( No./eV )	5/ 69.3

Mechanical Properties

Element	Value
Material condition	Hard
Material condition	Soft
Poisson's ratio	0.21
Poisson's ratio	0.21
Bulk modulus( GPa )	160.2
Bulk modulus( GPa )	160.2
Tensile modulus( GPa )	279
Tensile modulus( GPa )	279
Hardness - Vickers( kgf mm⁻² )	130
Hardness - Vickers( kgf mm⁻² )	220
Tensile strength( MPa )	689
Tensile strength( MPa )	103

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	13.2@20@20°C
Temperature coefficient( K⁻¹ )	0.00214@0-100°C

Physical Properties

Element	Value
Boiling point( C )	2672
Density( gcm⁻³ )	7.1@20°C

Thermal Properties

Element	Value
Melting point( C )	1857
Latent heat of evaporation( J g⁻¹ )	6580
Latent heat of fusion( J g⁻¹ )	260
Specific heat( J K⁻¹ kg⁻¹ )	518@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )	94@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	6.5@0-100°C

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Chromium Disk

Tolerances

Material Properties for Metals