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Formula: Cr
Form: Bar
Material: Chromium
CAS Number: 7440-47-3
Commodity: Metals
Purity:
99.7%
Side Length:
2mm
Side Length (Longer):
2mm
Length:
100mm
Chromium Bar is just one of our many high-grade metal products. It is available in a wide range of diameters and lengths to suit various engineering and manufacturing needs. Chromium has excellent corrosion resistance and hardness, making it ideal for applications requiring durability, strength, wear resistance and corrosion protection. Its exceptional range of properties see it used in valves, tooling, molds and machinery components. Thanks to our comprehensive choice of chromium bar sizes, scientists and engineers will find the optimal one to meet their specific project needs.
Tolerances
Bar
| Side Length | =<10mm | ±10% |
|---|---|---|
| Side Length | >10mm | ±1mm |
| Side Length (Of Longer Side) | >10mm | ±1mm |
| Side Length (Of Longer Side) | =<10mm | ±10% |
| Length | <100mm | ±1mm |
| Length | >=100mm | +5% / -1% |
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 |
Other Customers Purchased
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Chromium Powder Formula: Cr
Percentage Purity: 99%
Minimum Particle Size: 38µm
Maximum Particle Size: 45µm
Weight: 50g
CAS Number: 7440-47-3
UOM Code: 034-654-80
eachStarting at €192.56
Discounts applied for volume purchases -
Chromium Rod Formula: Cr
Percentage Purity: 99.7%
Diameter: 2mm
Length: 25mm
CAS Number: 7440-47-3
UOM Code: 000-137-90
eachStarting at €261.43
Discounts applied for volume purchases -
Chromium Foil Formula: Cr
Percentage Purity: 99.99%
Thickness: 1mm
Length 1: 100mm
Length 2: 100mm
CAS Number: 7440-47-3
UOM Code: 019-088-06
eachStarting at €339.81
Discounts applied for volume purchases -
Ruby Bar Formula: Al₂O₃ /Cr₂O₃ /Si₂O₃
Side Length: 2mm
Side Length (Of Longer Side): 2mm
Length: 12mm
CAS Number: 1344-28-1
UOM Code: 526-447-08
eachStarting at €444.15
Discounts applied for volume purchases -
Shape-Memory Alloy Magnetic Shape Memory Alloy Bar (Ni50/Mn28/Ga22 (Atomic %)) Grade: Shape-Memory Alloy
Formula: Ni50/Mn28/Ga22 (Atomic %)
Side Length: 1mm
Side Length (Of Longer Side): 2.5mm
Length: 20mm
UOM Code: 606-453-59
eachStarting at €781.43
Discounts applied for volume purchases -
Titanium Bar Formula: Ti
Percentage Purity: 99.6%
Side Length: 10mm
Side Length (Of Longer Side): 12mm
Length: 100mm
CAS Number: 7440-32-6
UOM Code: 024-847-27
eachStarting at €97.94
Discounts applied for volume purchases
