Niobium Ingot

Niobium Ingot

Niobium Ingot

Standard: ASTM B392

Material: R04200, R04210, R04251, R04261

  • Custom sizes and standard sizes in stock
  • Quick Lead Time
  • Competitive Price
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Niobium Ingot is made of high purity niobium metal material with good corrosion resistance, high temperature resistance and good strength, which is the main raw material for making various niobium processed products. As a leading supplier and manufacturer of premium niobium products, Heeger Materials leverages advanced machining centers to deliver high-precision niobium and niobium alloy ingots for wide ranges of applications.

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Niobium Ingot Data Sheet

Reference:HMNB1113
Dimensions:Diameter: 20-295 mm
Length: <1600 mm
Standard:ASTM B392
Material:R04200, R04210, R04251, R04261
Shape:Rectangular, Cylinder, or customized
Purity:99.5%-99.99%
Density:8.57 g/cm3
Temper:Annealed or Unannealed

Niobium Ingot

Niobium is a rare, silvery-gray transition metal with excellent corrosion resistance and high strength at high temperatures. Niobium Ingots are made of high-purity niobium metal material with good strength, impact toughness, and good machinability. HM can customize niobium and niobium alloy ingots to meet specific customer requirements, offering a wide range of specifications at competitive prices.

  • Niobium Ingot

Niobium Ingot Material Chemical Composition

MaterialMain Element (%)Impurities (≤%)
NbFeSiNiWMoTiTaZrHfOCHN
RO4200Bal.0.00400.00400.00200.00500.00500.00200.07000.02000.02000.01500.00400.00150.0030
RO4210Bal.0.01000.01000.00500.02000.01000.00400.10000.02000.02000.02000.01000.00150.0100
RO4251Bal.0.00500.00500.00500.03000.01000.02000.10000.8-1.20.02000.01500.01000.00150.0100
RO4261Bal.0.05000.00500.00500.05000.05000.03000.50000.8-1.20.02000.02500.01000.00150.0100

Niobium Ingot Mechanical Properties

GradeTensile strength
psi(MPa), ≥		Yield strength
δ0.2, psi (MPa),≥		Elongation in 1″/2″ gage length, %, ≥
>=0.010<0.010
R04200, R0421018000 (125)10500 (73)2015
R04251, R0426128000 (195)18000 (125)2015

Niobium Ingot Properties

  • High melting point
  • Excellent corrosion resistance
  • Good electrical conductivity
  • High strength and toughness
  • Low thermal expansion
  • Superconductivity
  • Chemical stability

Niobium Ingot Applications

Niobium ingots possess exceptional properties and are widely used in the following areas:

  • Aerospace
  • Electronics
  • Superconducting Materials
  • Medical Devices

Niobium Ingot Packaging

The Niobium Ingot is carefully placed in wooden cases or cartons with additional support from soft materials to prevent any shifting during transportation. This packaging method guarantees the integrity of the products throughout the delivery process.

Metal Packing

Niobium Properties

ItemValue
Atomic number41
Crystal structureBody centred cubic
Electronic structureKr 4d⁴ 5s¹
Valences shown2, 3, 4, 5
Atomic weight( amu )92.9064
Thermal neutron absorption cross-section( Barns )1.15
Photo-electric work function( eV )4.3
Atomic radius – Goldschmidt( nm )0.147
Ionisation potential( No./eV )3/ 25.0
Ionisation potential( No./eV )2/ 14.3
Ionisation potential( No./eV )6/ 103
Ionisation potential( No./eV )1/ 6.88
Ionisation potential( No./eV )4/ 38.3
Ionisation potential( No./eV )5/ 50.5
ItemValue
Material condition / TemperAnnealed (Soft)
Material condition / TemperUn-annealed (Hard)
Poisson’s ratio0.397
Poisson’s ratio0.397
Bulk modulus( GPa )170.3
Bulk modulus( GPa )170.3
Tensile modulus( GPa )104.9
Tensile modulus( GPa )104.9
Izod toughness( J m⁻¹ )10-120
Hardness – Vickers( kgf mm⁻² )115
Hardness – Vickers( kgf mm⁻² )160
Tensile strength( MPa )330
Tensile strength( MPa )585
Yield strength( MPa )550
Yield strength( MPa )240
ItemValue
Electrical resistivity( µOhmcm )16@20@20°C
Superconductivity critical temperature( K )9.25
Temperature coefficient( K⁻¹ )0.0026@0-100°C
ItemValue
Boiling point( °C )4742
Density( gcm⁻³ )8.57@20°C
ItemValue
Melting point( °C )2468
Latent heat of evaporation( J g⁻¹ )7360
Latent heat of fusion( J g⁻¹ )290
Specific heat( J K⁻¹ kg⁻¹ )268@25°C
Thermal conductivity( W m⁻¹ K⁻¹ )53.7@0-100°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )7.2@0-100°C

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To customize your niobium ingot, please provide the following details:

  1. Dimensions (Specify the length, width, height, or diameter of the ingot)
  2. Shape (Rectangular ingot, cylinder, or other custom shapes.)
  3. Purity (Specify the purity of material required.)
  4. Quantity of the products you need
  5. Alternatively, you can provide a drawing with your specifications.

Once we have these details, we can provide you with a quote within 24 hours.

We carry a wide variety of niobium and niobium alloy products in stock, and for these, there is generally no minimum order requirement. However, for custom orders, we typically set a minimum order value of $200. The lead time for stock items is usually 1-2 weeks, while custom orders usually take 3-4 weeks, depending on the specifics of the order.

DFARS (Defense Federal Acquisition Regulation Supplement) compliance is primarily concerned with the sourcing of materials for defense-related applications in the United States. According to DFARS, certain materials used in defense must be sourced from the United States or qualifying countries.

If you have specific niobium materials that are subject to DFARS, please let us know in advance and we will confirm.

At Heeger Materials Inc., we take this responsibility seriously. We adhere to all applicable laws and regulations, including Section 1502 of the Dodd-Frank Act. Our company operates with a strict code of ethics and is committed to only partnering with suppliers who share our dedication to responsible sourcing. We support the initiatives and programs aimed at promoting “conflict-free” supply chains and work diligently to ensure that our products meet these standards.

Heeger Materials Inc., established in 2016 in Colorado, USA, is a specialized supplier and manufacturer of tantalum and tantalum alloys. With extensive expertise in supply and export, we offer competitive pricing and customized solutions tailored to specific requirements, ensuring outstanding quality and customer satisfaction. As a professional provider of refractory metals, specialty alloys, spherical powders, and various advanced materials, we serve the research, development, and large-scale industrial production needs of the scientific and industrial sectors.

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Other Niobium Products

Heeger Metal offers a comprehensive range of niobium and niobium alloy products, including powders and finished parts, with customization options available. Known for their exceptional strength, corrosion resistance, and high-temperature stability, these materials are ideal for aerospace, electronics, and chemical processing applications. Our high-purity niobium ensures reliable performance and durability in the most demanding environments.

Other Ingot Products

Heeger Metal offers a diverse selection of metal ingot products, including tungsten ingots, molybdenum ingots, and custom alloy ingots. Our high-quality ingots are ideal for industries such as aerospace, electronics, and manufacturing, providing excellent workability, strength, and durability. Whether you’re looking for custom metal ingots or standard alloy ingot materials, our products ensure superior performance.

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