Niobium - Trusted Supplier of Refractory Metals & Titanium Solutions https://luminatitan.com Tue, 05 May 2026 12:45:25 +0000 en-US hourly 1 https://wordpress.org/?v=6.8.2 https://luminatitan.com/wp-content/uploads/2025/08/cropped-4974715d80f0113f2a68bbc35222d7e7-1754214443-32x32.jpg Niobium - Trusted Supplier of Refractory Metals & Titanium Solutions https://luminatitan.com 32 32 Niobium Wire https://luminatitan.com/product/niobium-wire/ Sun, 20 Jul 2025 11:40:50 +0000 https://luminatitan.com/?post_type=product&p=6366 Key Advantages
  • Precision customization: Straight 1.0–5.0 mm and coiled 0.05–5.0 mm (typ. tol. ±0.05 mm); grades R04200 / R04210; small-batch sampling available.
  • High-temp & corrosion resistance: Performs in aggressive chemical, thermal and vacuum environments.
  • Superconducting & electronic performance: Stable conductivity and low-impurity niobium for precision coils, leads and high-tech assemblies.
  • Process control & QA: Cold processing with tensile, bend, metallography and hardness testing for consistent mechanical properties.

Primary Applications

  • Chemistry & electronics: Reactor components, leads and conductors in corrosive or high-purity systems.
  • Aerospace & aviation: High-temp elements and precision wire parts under thermal and mechanical stress.
  • Superconductors: Fine wires and coils for magnets and cryogenic systems.

Testing (Typical)

  • Room-temperature tensile testing
  • Bend testing
  • Metallographic examination
  • Micro-hardness and hardness testing

Send your specifications (grade, size, quantity) — quotation and lead time within 12 hours. Trial orders with flexible MOQ are supported for evaluation and qualification. All materials are supplied with EN 10204 3.1 MTC and full inspection documentation for export compliance.

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]]> LuminaTitanium provides high-performance niobium wire manufactured to ASTM B392. With customizable diameters, tempers and surfaces, combined with excellent high-temperature behavior, corrosion resistance and formability, our niobium wire is suitable for chemical, electronic, aerospace and superconducting applications.

Technical Specifications

Parameter Details Why It Works for You
Grades R04200, R04210 Stable properties for chemical, electronic and superconducting use
Standard ASTM B392 Recognized specification for niobium wire and rod
Straight wire dia. 1.0–5.0 mm, tol. ±0.05 mm For structural, electrical and precision parts
Coiled wire dia. 0.05–5.0 mm, tol. ±0.05 mm Ideal for fine coils, electronics & superconductors
Length Coils or custom cut Fits production lines; reduces scrap
Surface Black, pickled, polished (>1 mm) Matches conductivity, cleanliness & bonding needs
Packing Seaworthy or custom Protects surface and geometry in transit

Chemical Composition (Max. Impurities, Weight %)

Grade Chief (Nb) Fe Si Ni W Mo Ti Ta O C H N
Nb1 Remainder 0.004 0.003 0.002 0.004 0.004 0.002 0.07 0.010 0.004 0.0012 0.002
Nb2 Remainder 0.005 0.005 0.005 0.010 0.010 0.004 0.10 0.015 0.010 0.0015 0.010

Ordering Checklist

  • Standard & grade: ASTM B392; specify R04200 / R04210, Nb1 / Nb2 if applicable
  • Diameter & tolerance: 0.05–5.0 mm; required tolerances; straight vs. coil
  • Condition & surface: annealed / cold-worked; black / pickled / polished (>1 mm)
  • Testing & QA: tensile, bend, hardness, metallography; third-party inspection if required
  • Documentation: MTC EN 10204 3.1; inspection reports; RoHS/REACH on request
  • Quantity & packaging: coil lengths, spool specs, export packing
  • End use: chemical, electronics, superconducting, aerospace, etc.

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]]> Niobium Tube – Pipe https://luminatitan.com/product/niobium-tube-pipe/ Sun, 20 Jul 2025 11:39:45 +0000 https://luminatitan.com/?post_type=product&p=6363 Key Advantages

  • Precision customization: Round, square, coil and U-shape; seamless or welded; sizes made to drawing; small-batch sampling supported.

  • High-temperature & corrosion resistance: Performs in aggressive atmospheres and elevated temperatures for steel, ceramics, nuclear and superconducting systems.

  • Electrical performance: Stable conductivity and low-temperature behavior for superconducting and electronic applications.

  • Process control & QA: Eddy current, flaring/flattening, mechanical, microstructure and ultrasonic testing for critical projects.

Primary Applications

  • Steel & ceramics: High-temp furnace components, linings and structural supports.

  • Electronics & superconductors: Conductive and structural tubes, magnet components, cryogenic systems.

  • Nuclear energy: Cooling lines, structural tubes and radiation-related components in demanding environments.

Testing (Typical)

  • Eddy current testing

  • Flaring and flattening tests

  • Mechanical tests (tensile, yield, elongation)

  • Microstructure examination

  • Ultrasonic testing

Send your specifications (grade, size, quantity) — quotation and lead time within 12 hours. Trial orders with flexible MOQ are supported for evaluation and qualification. All materials are supplied with EN 10204 3.1 MTC and full inspection documentation for export compliance.

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]]> LuminaTitanium supplies high-performance niobium tube/pipe manufactured to ASTM B394. Available in seamless and welded forms, round/square/coil/U-shape configurations and custom dimensions, these tubes offer excellent high-temperature strength, corrosion resistance and electrical stability for steel, ceramics, electronics, superconductors and nuclear applications.

Technical Specifications

Parameter Details Why It Works for You
Materials R04200, R04210, R04251, R04261 Covers unalloyed and Zr-alloyed niobium for critical service
Standard ASTM B394 Recognized specification for niobium and niobium-alloy tubes
Form Round, square, coil, U-shape Fits straight runs, coils and U-tube layouts
Size Custom per drawings Matches exact design; minimizes secondary machining
Length Standard & cut length Aligns with equipment and system requirements
Technique Seamless or welded Seamless for high-pressure/critical duty; welded for cost efficiency
Surface Polished or as specified Meets corrosion, cleanliness and cosmetic needs
Packing Seaworthy wooden case Secure export protection

General Properties of Niobium (Reference)

Property Value
Density 8.57 g/cm³
Melting Point 2468 °C
Boiling Point 4742 °C
Thermal Conductivity 0.537 W/cm·K @ 298.2 K
Electrical Resistivity 12.5 μΩ·cm (approx., near room temperature)
Electronegativity 1.6 (Pauling)
Specific Heat 0.064 cal/g·K @ 25 °C
Heat of Fusion 6.5 cal/g·mol

Chemical Composition (Max. Impurities, Weight %)

Grade Chief (Nb) Fe Si Ni W Mo Ti Ta O C H N
Nb1 Remainder 0.004 0.003 0.002 0.004 0.004 0.002 0.07 0.010 0.004 0.0012 0.002
Nb2 Remainder 0.005 0.005 0.005 0.010 0.010 0.004 0.10 0.015 0.010 0.0015 0.010

Mechanical Properties (Annealed)

Grade (UNS) Tensile Strength min. Yield Strength min. Elongation min.
R04200 18000 psi (125 MPa) 10500 psi (73 MPa) 25%
R04210 (Welded) 18000 psi (125 MPa) 8500 psi (59 MPa) 25%
R04210 (Seamless) 18000 psi (125 MPa) 10500 psi (73 MPa) 25%
R04251 28000 psi (195 MPa) 18000 psi (125 MPa) 20%
R04261 28000 psi (195 MPa) 18000 psi (125 MPa) 20%

Ordering Checklist

  • Standard & grade: ASTM B394; R04200 / R04210 / R04251 / R04261 or Nb1 / Nb2

  • Form & geometry: round / square / coil / U-tube; OD / WT / ID / length; exchanger or furnace layout if applicable

  • Technique: seamless or welded; design pressure and medium requirements

  • Surface finish: polished or specified roughness/cleanliness

  • Testing & QA: EC, flaring/flattening, mechanical, UT, microstructure; third-party witnessing if required

  • Documentation: MTC EN 10204 3.1; inspection reports; RoHS/REACH on request

  • Quantity & packaging: batch size; packing configuration; export wooden cases

  • End use: steel/ceramics, superconductors, nuclear, etc., to confirm optimal grade and configuration

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]]> Niobium Sheet – Plate https://luminatitan.com/product/niobium-sheet-plate/ Sun, 20 Jul 2025 11:38:29 +0000 https://luminatitan.com/?post_type=product&p=6360 Key Advantages

  • Precision customization: Thickness 0.1–100 mm, wide size range, multiple tempers and finishes; small-batch sampling available.

  • High-temperature performance: Excellent mechanical stability at elevated temperatures for aerospace, nuclear and high-temp systems.

  • Corrosion resistance: Good resistance in aggressive media, suitable for demanding structural and shielding applications.

  • Process control & QA: Hot/cold rolling, forging and machining with vacuum annealing and full testing for dimensional and surface quality.

Primary Applications

  • Aerospace & defense: Engine components, structural parts and thermal shields exposed to stress and high temperature.

  • Nuclear industry: Reactor parts and shields in corrosive and irradiated environments.

  • High-temperature systems: Gas turbine components, liquid bipropellant engine parts and other extreme-condition elements.

Testing (Typical)

  • Chemical composition verification

  • Mechanical testing

  • Surface quality inspection

  • (Optional) Ultrasonic / flaw detection depending on thickness & spec

Send your specifications (grade, size, quantity) — quotation and lead time within 12 hours. Trial orders with flexible MOQ are supported for evaluation and qualification. All materials are supplied with EN 10204 3.1 MTC and full inspection documentation for export compliance.

The post Niobium Sheet – Plate first appeared on Trusted Supplier of Refractory Metals & Titanium Solutions.

]]> LuminaTitanium delivers high-performance niobium sheet/plate manufactured to ASTM B393. With thickness from 0.1 to 100 mm, multiple surface options and vacuum-annealed tempers, these plates provide high melting point, stable mechanical behavior and reliable corrosion resistance for aerospace, nuclear and other high-tech applications.

Technical Specifications

Parameter Details Why It Works for You
Materials R04200, R04210, R04251, R04261 Covers unalloyed and Zr-alloyed niobium grades for critical service
Standard ASTM B393 Recognized specification for niobium sheet and plate
Thickness 0.1–100 mm From thin shims to heavy structural plates
Width 10–2500 mm Flexible sizing to match equipment and layouts
Technology Hot-rolled, cold-rolled, hot forging, machining Tailors strength, ductility and flatness
Condition Vacuum annealed Enhances stability in high-temp environments
Surface Mill, brushed, polished, bright, hairline, sand-blasted, etc. Meets corrosion, bonding and cosmetic requirements

Chemical Composition (Max. Impurities, Weight %)

Designation Chief Component (Nb) Fe Si Ni W Mo Ti Ta O C H N
Nb1 Remainder 0.004 0.003 0.002 0.004 0.004 0.002 0.07 0.01 0.004 0.0012 0.002
Nb2 Remainder 0.005 0.005 0.005 0.010 0.010 0.004 0.10 0.015 0.010 0.0015 0.010

Ordering Checklist

  • Standard & grade: ASTM B393; specify R04200 / R04210 / R04251 / R04261 or Nb1 / Nb2 as applicable

  • Dimensions: thickness × width × length; flatness, straightness and tolerance requirements

  • Temper & surface: vacuum-annealed; mill / bright / polished / brushed / sand-blasted, etc.

  • Testing & QA: chemical, mechanical and NDT (if required); third-party inspection availability

  • Documentation: MTC EN 10204 3.1; inspection reports; RoHS/REACH on request

  • Quantity & packaging: batch size; stacking and protection method; export wooden cases

  • End use: aerospace, nuclear, shielding or high-temp systems to confirm optimal grade & finish

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]]> Niobium Rod – Bar https://luminatitan.com/product/niobium-rod-bar/ Sun, 20 Jul 2025 11:34:47 +0000 https://luminatitan.com/?post_type=product&p=6358 Key Advantages

  • Precision customization: Round, square, hex, rectangle and wire; dimensions to drawing; tight tolerance control; small-batch sampling available.

  • High-temperature & corrosion resistance: Stable in harsh chemicals and elevated temperatures; suitable for superconducting and chemical environments.

  • Structural reliability: High melting point and good formability support demanding aerospace and high-stress service.

  • Process control & QA: Forging, rolling, swaging with full corrosion, EC, mechanical and microstructure testing for low defect rates and high straightness.

Primary Applications

  • Superconductor industry: Critical components for high-performance magnets and superconducting systems.

  • Chemical processing: Corrosion-resistant vessels, fittings and piping elements.

  • Aerospace & aviation: Engine parts, fasteners and structural components exposed to thermal cycling.

Testing (Typical)

  • Corrosion testing

  • Eddy current testing

  • Mechanical tests (tensile, yield, elongation)

  • Microstructure examination

Send your specifications (grade, size, quantity) — quotation and lead time within 12 hours. Trial orders with flexible MOQ are supported for evaluation and qualification. All materials are supplied with EN 10204 3.1 MTC and full inspection documentation for export compliance.

The post Niobium Rod – Bar first appeared on Trusted Supplier of Refractory Metals & Titanium Solutions.

]]> LuminaTitanium delivers precision-engineered niobium rod/bar in accordance with ASTM B392. With controlled grades, shapes, sizes and finishes, plus excellent high-temperature and corrosion performance, our niobium bars are well suited for superconducting devices, chemical equipment and aerospace structures.

Technical Specifications

Parameter Details Why It Works for You
Standard ASTM B392 Recognized specification for niobium rod/bar
Grades R04200, R04210 Stable properties for superconducting, chemical and aerospace uses
Shapes Round, square, hex (A/F), rectangle, wire Covers structural, precision and magnet applications
Dimension range Customizable Matches drawings; reduces secondary machining
Surface Black, pickled, sand-blasted, polished Balances corrosion resistance, cleanliness and aesthetics
Packing Seaworthy or custom Protects rods for export and long-distance transport
Third-party inspection Acceptable Additional assurance for critical projects

Chemical Requirements (Max. Weight %)

Element R04200 R04210 R04251 (1% Zr) R04261 (1% Zr)
C 0.010 0.010 0.010 0.010
O 0.015 0.025 0.015 0.025
N 0.010 0.010 0.010 0.010
H 0.0015 0.0015 0.0015 0.0015
Fe 0.005 0.010 0.005 0.010
Mo 0.010 0.020 0.010 0.050
Ta 0.100 0.300 0.10 0.50
Ni 0.005 0.005 0.005 0.005
Si 0.005 0.005 0.005 0.005
Ti 0.020 0.030 0.020 0.030
W 0.030 0.050 0.030 0.050
Zr 0.020 0.020 0.8–1.2 0.8–1.2
Nb Remainder Remainder Remainder Remainder

Mechanical Requirements (Annealed)

Grade (UNS) Tensile Strength min. Yield Strength min. Elongation min.
R04200 / R04210 18000 psi (125 MPa) 10500 psi (73 MPa) 26%
R04251 28000 psi (195 MPa) 18000 psi (125 MPa) 20%
R04261 28000 psi (195 MPa) 18000 psi (125 MPa) 20%

Ordering Checklist

  • Standard & grade: ASTM B392; specify R04200 / R04210 (and R04251 / R04261 if applicable)

  • Shape & size: round/square/hex/rectangle; diameters, lengths, tolerances; straightness requirements

  • Surface finish: black, pickled, sand-blasted or polished

  • Testing & QA: corrosion, EC, mechanical, microstructure; third-party witnessing if needed

  • Documentation: MTC EN 10204 3.1; inspection reports; RoHS/REACH on request

  • Quantity & packaging: batch size; bundling/boxing; export packing requirements

  • End use: superconducting, chemical, aerospace, etc., to confirm optimal grade and finish

The post Niobium Rod – Bar first appeared on Trusted Supplier of Refractory Metals & Titanium Solutions.

]]> Niobium Foil – Strip https://luminatitan.com/product/niobium-foil-strip/ Fri, 18 Jul 2025 15:31:37 +0000 https://luminatitan.com/?post_type=product&p=6354 Key Advantages

  • Precision customization: Thickness 0.03–0.5 mm, width 10–500 mm, multiple tempers and surface finishes; small-batch sampling available.

  • High-temperature & corrosion performance: Suitable for chemical, electronic and superconducting applications requiring stability at elevated temperatures.

  • Process control: Cold-rolled and vacuum-annealed to ensure uniform grain structure, mechanical stability and clean surfaces.

  • High purity & low toxicity: Stable, low-impurity niobium grades support critical chemical, nuclear, electronics and medical environments.

Primary Applications

  • Superconductor industry: Targets and foils for superconducting wires and devices.

  • Chemical processing: Anti-corrosion liners and reactor components in aggressive inorganic media.

  • Electronics & medical: Capacitors, optical and sputtering targets, medical treatment devices.

Testing (Typical)

  • Visual inspection (surface quality)

  • Mechanical testing (tensile, ductility)

  • Chemical composition analysis (impurity control)

Send your specifications (grade, size, quantity) — quotation and lead time within 12 hours. Trial orders with flexible MOQ are supported for evaluation and qualification. All materials are supplied with EN 10204 3.1 MTC and full inspection documentation for export compliance.

The post Niobium Foil – Strip first appeared on Trusted Supplier of Refractory Metals & Titanium Solutions.

]]> LuminaTitanium supplies high-quality niobium foil/strip manufactured to ASTM B393. With thickness from 0.03 to 0.5 mm, multiple surface finishes and vacuum-annealed tempers, our niobium foil offers excellent high-temperature performance, corrosion resistance, formability and electrical properties for superconducting, chemical and high-tech electronic applications.

Technical Specifications

Parameter Details Why It Works for You
Materials R04200, R04210, R04251, R04261 Covers unalloyed and Zr-alloyed niobium for critical service
Standard ASTM B393 Recognized global standard for niobium strip/foil
Thickness 0.03–0.5 mm Supports precision, thin-gauge applications
Width 10–500 mm Matches common coil/strip layouts; reduces rework
Technology Cold-rolled, vacuum annealed Delivers stable properties and clean surfaces
Condition Vacuum annealed Enhances high-temp performance and stability
Surface Mill, brushed, polished, bright, sand-blasted, etc. Aligns with bonding, brazing or visual requirements
Form Foil in coil or cut-to-length Fits continuous lines and downstream processing

Chemical Requirements (Max. Weight %)

Element R04200 (Unalloyed) R04210 (Unalloyed) R04251 (1% Zr) R04261 (1% Zr)
C 0.010 0.010 0.010 0.010
O 0.015 0.025 0.015 0.025
N 0.010 0.010 0.010 0.010
H 0.0015 0.0015 0.0015 0.0015
Fe 0.005 0.010 0.005 0.010
Mo 0.010 0.020 0.010 0.050
Ta 0.100 0.300 0.10 0.50
Ni 0.005 0.005 0.005 0.005
Si 0.005 0.005 0.005 0.005
Ti 0.020 0.030 0.020 0.030
W 0.030 0.050 0.030 0.050
Zr 0.020 0.020 0.8–1.2 0.8–1.2
Nb Remainder Remainder Remainder Remainder

Ordering Checklist

  • Standard & grade: ASTM B393; R04200 / R04210 / R04251 / R04261

  • Dimensions: thickness × width × coil or cut length; flatness and tolerance requirements

  • Condition & surface: vacuum-annealed; mill/bright/polished/other specified finishes

  • Testing & QA: chemical and mechanical reports; additional inspections on request

  • Documentation: MTC EN 10204 3.1; inspection reports; RoHS/REACH if applicable

  • Quantity & packaging: coil weight/length; packing type for export

  • End use: superconducting, chemical, capacitor, or medical applications (for grade/finish recommendations)

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