polished niobium bar rod

1. Alloy: Nb >99.9%
2. Diameter: 1–50 mm
3. Length: up to 3000 mm
4. Surface: Polished
5. Density: 8.57 g/cm³
6. Applications: Medical, electronics
7. Tensile strength: 200–350 MPa
Product Description

 Product Introduction

Looking for high-quality polished niobium bar rod for your specialized applications? You've come to the right place. Our premium niobium rods combine exceptional purity with superior surface finish. Each rod undergoes meticulous polishing to achieve the perfect balance of functionality and aesthetics. Whether you need materials for medical devices, electronics, or aerospace applications, our polished niobium bar rod delivers outstanding performance. With over 99.9% purity and precise dimensional tolerances, these rods meet the most demanding industry standards.

Key Features and Benefits

Our niobium rods offer remarkable advantages for your projects. The polished surface finish ensures excellent corrosion resistance and biocompatibility. You'll appreciate the material's exceptional ductility and workability. The high melting point makes these rods perfect for high-temperature applications. Plus, niobium's natural superconducting properties open doors to advanced technological uses.

Technical Specifications

Property Specification
Purity Nb >99.9%
Diameter Range 1-50 mm
Maximum Length 3000 mm
Surface Finish Polished
Density 8.57 g/cm³
Melting Point 2,477°C
Tensile Strength 200-350 MPa
Electrical Resistivity 15.2 μΩ·cm
Certificate  ISO9001:2015
Delivery time  within 7-15days according to your quantity 
Payment terms  50%TT in advance, 50% balance payment before shipment according to the actual weight 

Chemical Composition 

Material

Main elements(%)

Impurities (Maximum %)

Nb

Fe

Si

Ni

W

Mo

Ti

Ta

O

C

H

N

RO4200

Remainder

0.004

0.004

0.002

0.005

0.005

0.002

0.07

0.015

0.0040

0.0015

0.003

RO4210

Remainder

0.01

0.01

0.005

0.02

0.01

0.004

0.10

0.02

0.01

0.0015

0.01

Niobium Round Bar Mechanical Properties

Grade

Tensile strength psi(MPa), ≥

Yield strength δ0.2, psi (MPa),≥

Elongation in 1"/2" gage length, %, ≥

>=0.010

<0.010

RO4200 RO4210

18000 (125)

12000 (85)

25

20

Available Grades and Materials

We stock various niobium grades to meet your specific requirements. Our commercial-grade niobium offers excellent value for standard applications. For critical aerospace and medical uses, we provide ultra-high purity grades. Custom alloy compositions are available upon request.

Manufacturing Process

Our manufacturing process ensures consistent quality throughout. We start with premium niobium feedstock and employ advanced melting techniques. The rods undergo precision machining followed by our proprietary polishing process. Each step includes rigorous quality checks to maintain our high standards.

Annealing furnace Electron beam furnace Lathes Smelting equipment
Lathes Rolling machine Sawing machine Shearing Machine
Raw material inspection
Electron beam melting
titanium Melting
Forging
Titanium forging
Rolling 
Machining and forming
Machining and forming
Final inspection
Dimension inspection
packaging
Packaging

Applications and Industries

These versatile rods serve multiple industries effectively. Medical professionals rely on them for implants and surgical instruments due to biocompatibility. Electronics manufacturers use them in capacitors and superconducting applications. The aerospace industry values their high-temperature performance in jet engines and turbines. Research facilities appreciate their unique properties for experimental equipment.

Be used in a wide range of industries.

 

Marine engineering

Electronic devices

Medical implants

Medical implants

Medical Equipment

Steel industry

Chemical Processing

Chemical Processing

Aerospace and Defense

Aerospace and Defense

Energy and Environmental Engineering

Energy and Environmental Engineering

Product Dimensions and Tolerances

We maintain tight dimensional tolerances across our entire range. Diameter tolerances typically fall within ±0.05mm for standard sizes. Length tolerances are held to ±1mm for most applications. Custom tolerances are available for specialized requirements.

Product Features in Detail

The mirror-like polished finish isn't just for appearance. It significantly reduces surface contamination and improves cleanability. The smooth surface also enhances corrosion resistance in challenging environments. Our polished niobium bar rod maintains these properties throughout its service life.

Quality Assurance and Testing

Every batch undergoes comprehensive testing before shipment. We verify chemical composition using advanced spectroscopic analysis. Mechanical properties are tested according to international standards. Surface quality inspection ensures consistent finish across all products.

iso certificate

iso certificate

OEM & Customization Services

Need something specific? We excel at custom solutions. Our engineering team works with you to develop specialized dimensions or alloy compositions. We can modify surface treatments or provide additional machining services. Your unique requirements drive our customization capabilities.

Packaging and Shipping

We protect your investment with careful packaging. Individual rods are wrapped in protective film to preserve the polished surface. Sturdy wooden crates ensure safe transit for larger orders. We ship worldwide and handle all export documentation professionally.

packaging

Why Choose Us

With over 30 years of experience in rare metals, we understand your needs. Our location in China's "Titanium Capital" gives us access to premium raw materials. We've successfully served customers in more than 50 countries worldwide. Our commitment to quality and customer service sets us apart from competitors.

Certificationimg-15-15

Certification Certification Certification Certification Certification Certification

FAQs

Q: What's the minimum order quantity?

A: We accommodate orders from single pieces to large quantities.

Q: Can you provide material certificates?

A: Yes, we supply complete mill test certificates with every shipment.

Q: How long does delivery take?

A: Standard products ship within 7-14 days. Custom orders may require additional time.

Q: Do you offer technical support?

A: Absolutely! Our experienced team provides comprehensive technical assistance.

Q: What payment terms do you accept?

A: We offer flexible payment options including T/T, L/C, and other arrangements.

Contact Us

Ready to discuss your polished niobium bar rod requirements? Our knowledgeable team is here to help you find the perfect solution. We provide detailed quotations and technical specifications for your projects.

Contact us today at info@chdymetal.com to get started. Let us show you why we're the trusted choice for premium niobium products worldwide.

contact us

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