China Customized niobium alloy round bars Wholesale Suppliers Factory

Niobium Alloy Round Bars

Looking for premium niobium alloy round bars for your industrial applications? You've come to the right place. Our precision-engineered round bars combine exceptional strength, corrosion resistance, and thermal stability. These advanced metal products deliver outstanding performance in aerospace, chemical processing, and high-temperature environments. Whether you need standard sizes or custom specifications, our niobium alloy round bars meet the most demanding requirements while ensuring reliable, long-lasting results for your critical applications.

Product Introduction

Our round bars represent the pinnacle of refractory metal engineering. These products feature carefully controlled alloy compositions that maximize performance across diverse industrial applications. Each bar undergoes rigorous quality control to ensure consistent mechanical properties and dimensional accuracy.

The manufacturing process utilizes advanced metallurgical techniques to achieve optimal grain structure and material purity. This results in superior mechanical properties and enhanced resistance to environmental degradation.

Key Features and Benefits

Exceptional Corrosion Resistance

Your equipment faces harsh chemical environments daily. Our bars resist attack from acids, alkalis, and corrosive gases, extending component life significantly.

Superior High-Temperature Performance

Operating at elevated temperatures requires materials that maintain strength and stability. These alloys retain their mechanical properties even under extreme thermal conditions.

Outstanding Mechanical Properties

You need materials that won't fail under stress. Our products offer excellent tensile strength, ductility, and fatigue resistance for demanding applications.

Biocompatibility

Medical applications demand materials that interact safely with biological systems. These alloys provide excellent biocompatibility for prosthetics and implants.

Technical Specifications

Product name	niobium alloy round bars
Grade	R04200, R04210, R04251, R04261
Standard	ASTM B392
Size	φ3-φ350mm
Melting point	2468℃
Boiling point	4742℃
Packing	Foam material inside, wooden box outside.
Payment terms	30%TT in advance, 70% balance before shipment
Delivery time	Stock size will be arrange quick delivery within 1-3 days,mainly according to your quantity
Sample	Sample orders are supported

Available Grades and Materials

Nb-Ti Alloys

These compositions offer superconducting properties ideal for magnetic applications and cryogenic systems.

Nb-Zr Alloys

Enhanced strength and corrosion resistance make these grades perfect for chemical processing equipment.

Custom Compositions

We work with you to develop specific alloy compositions that meet your unique application requirements.

Chemcial Composition

Niobium and Niobium Alloys Sheet Chemical Composition
Element	Type1 (Reactor Grade Unalloyed Nb) R04200	Type2 (Commercial Grade Unalloyed Nb) R04210	Type3 (Reactor Grade Nb-1%Zr) R04251	Type4 (Commercial Grade Nb-1%Zr) R04261
Max Weight % (Except Where Otherwise Specified)
C	0.01	0.01	0.01	0.01
N	0.01	0.01	0.01	0.01
O	0.015	0.025	0.015	0.025
H	0.0015	0.0015	0.0015	0.0015
Zr	0.02	0.02	0.8-1.2	0.8-1.2
Ta	0.1	0.3	0.1	0.5
Fe	0.005	0.01	0.005	0.01
Si	0.005	0.005	0.005	0.005
W	0.03	0.05	0.03	0.05
Ni	0.005	0.005	0.005	0.005
Mo	0.01	0.02	0.01	0.05
Hf	0.02	0.02	0.02	0.02
Ti	0.02	0.03	0.02	0.03

Manufacturing Process

Our production begins with high-purity raw materials carefully selected for optimal performance. Advanced vacuum melting ensures consistent alloy composition and eliminates contamination.

The forging process utilizes controlled temperature and pressure conditions to achieve desired mechanical properties. Precision machining delivers exact dimensional tolerances you specify.

Heat treatment optimizes the microstructure for maximum performance in your specific application. Final inspection confirms all specifications before shipment.

Electron beam melting

Forging

Rolling

Machining and forming

Dimension inspection

Packaging

Applications and Industries

Aerospace Industry

Jet engines, gas turbines, and rocket components benefit from exceptional high-temperature strength and low density.

Chemical Processing

Reactor vessels, heat exchangers, and piping systems rely on superior corrosion resistance in aggressive environments.

Medical Equipment

Surgical instruments, implants, and prosthetics utilize biocompatibility and corrosion resistance for patient safety.

Nuclear Applications

Low neutron capture cross-section makes these materials ideal for nuclear reactor components.

Be used in a wide range of industries.

Electronic devices

Medical implants

Steel industry

Chemical Processing

Aerospace and Defense

Energy and Environmental Engineering

Product Dimensions and Tolerances

Standard diameters range from 1mm to 50mm with tight tolerances of ±0.1mm. Length tolerances maintain ±2mm accuracy across the entire range.

Custom dimensions are available to meet your specific requirements. We maintain precise straightness tolerances to ensure proper fit in your assemblies.

Surface finish options include as-forged, machined, or polished conditions depending on your application needs.

Product Features in Detail

The crystal structure provides excellent formability at room temperature. You can machine, weld, and form these materials using standard metalworking techniques.

Thermal expansion characteristics remain stable across wide temperature ranges. This prevents thermal stress in assemblies with mixed materials.

Magnetic properties vary by alloy composition, with some grades offering superconducting behavior at cryogenic temperatures.

Quality Assurance and Testing

Every batch undergoes comprehensive chemical analysis to verify composition. Mechanical testing confirms tensile strength, yield strength, and elongation properties.

Dimensional inspection ensures all tolerances meet specifications. Surface quality inspection identifies any defects before shipment.

Material traceability documentation accompanies each order, providing complete quality records for your applications.

iso certificate

OEM & Customization Services

We understand that standard products don't always meet your needs. Our engineering team works closely with you to develop custom solutions.

Prototype development allows testing before full production. We can modify alloy compositions, dimensions, or surface treatments to optimize performance.

Technical support continues throughout your project lifecycle, ensuring successful implementation of our materials.

Packaging and Shipping

Protective packaging prevents damage during transport and storage. Individual wrapping protects surface finish and dimensional accuracy.

Documentation includes material certificates, test reports, and handling instructions. Shipping methods accommodate your schedule and budget requirements.

International shipping capabilities serve customers worldwide with proper export documentation and compliance.

Why Choose Us

Located in Baoji, China's "Titanium Capital," we bring over 30 years of rare metal expertise to every project. Our founder's extensive industry experience ensures you receive knowledgeable support and high-quality products.

We serve customers in more than 50 countries, building long-term partnerships based on reliability and performance. Competitive pricing combined with on-time delivery makes us your preferred supplier.

Our commitment to continuous improvement means you benefit from the latest manufacturing techniques and quality standards.

1.You can get the perfect material according to your requirement at the least possible price.

2.We offer FOB, CFR, CIF, and door to door delivery prices. We suggest you to do deal for shipping which will be quite economical.

3. we provide raw material test certificate to the final dimensional statement.(Reports will show on requirement)

4. You can get stock alternatives, usually stock size we can arrange 1-3 days quick delivery to save your time.

5.We are fully dedicated to our customers. If it will not possible to meet your requirements after examining all options, we will not mislead you by making false promises which will create good customer relations.

Certification

FAQs

Q: What's the minimum order quantity?

A: We accommodate both small prototype quantities and large production runs based on your needs.

Q: Can you provide material certificates?

A: Yes, complete material certificates and test reports accompany every shipment.

Q: What lead times should I expect?

A: Standard products ship within 1-2 weeks. Custom specifications may require 2-3 weeks.

Q: Do you offer technical support?

A: Our experienced engineers provide comprehensive technical support throughout your project.

Contact Us

Ready to discuss your niobium alloy round bars requirements? Our technical team stands ready to help you select the optimal materials for your application.

We look forward to becoming your trusted partner for high-performance metal solutions.