Welcome to Shaanxi Chuanghui Daye Metal Material Co., Ltd., your trusted source for premium niobium bars rods. Located in China's "Titanium Capital," we bring over 30 years of rare metal industry expertise to deliver exceptional quality products. Our niobium bars rods feature purity levels exceeding 99.9%, making them ideal for demanding aerospace and chemical applications. You can rely on our comprehensive range of round and rectangular profiles to meet your specific project requirements.
Our niobium products offer exceptional performance characteristics that set them apart in the market. You'll benefit from outstanding corrosion resistance, excellent high-temperature stability, and superior mechanical properties. The low density combined with high strength makes these materials perfect for weight-sensitive applications. Additionally, you get excellent workability and machinability, allowing for precise fabrication according to your specifications.
| Property | Specification |
|---|---|
| Alloy Composition | Nb >99.95% |
| Density | 8.57 g/cm³ |
| Tensile Strength | 200–350 MPa |
| Shape Options | Round or Rectangular |
| Diameter/Width Range | 1–50 mm |
| Maximum Length | up to 1000 mm |
| Melting Point | 2,477°C (4,491°F) |
| Thermal Conductivity | 53.7 W/m·K |
| Certificate | ISO 9001:2015 |
| Surface treatment | pickling surface |
| Standard | ASTM B 392 |
We offer various niobium grades to suit different applications. Our standard commercial purity niobium provides excellent performance for most industrial uses. You can also choose from specialized alloy compositions when your application demands specific properties. Each grade undergoes rigorous quality control to ensure consistent performance and reliability.
|
Material |
Main elements(%) |
Impurities (Maximum %) |
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|
Nb |
Fe |
Si |
Ni |
W |
Mo |
Ti |
Ta |
O |
C |
H |
N |
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RO4200 |
Remainder |
0.004 |
0.004 |
0.002 |
0.005 |
0.005 |
0.002 |
0.07 |
0.015 |
0.0040 |
0.0015 |
0.003 |
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RO4210 |
Remainder |
0.01 |
0.01 |
0.005 |
0.02 |
0.01 |
0.004 |
0.10 |
0.02 |
0.01 |
0.0015 |
0.01 |
Our manufacturing process begins with carefully selected raw materials that meet strict purity standards. We employ advanced melting and forming techniques to create uniform, defect-free products. The process includes vacuum melting, hot working, and precision machining to achieve the exact dimensions you need. Quality checkpoints throughout production ensure every piece meets our high standards.
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Niobium bars rods serve critical roles across multiple industries. In aerospace, they're essential for jet engine components and structural elements. The chemical processing industry relies on their corrosion resistance for reactor components and piping systems. You'll also find applications in electronics, superconducting magnets, and specialized medical devices. Their unique properties make them invaluable for high-performance applications.
Electronic devices
Medical implants
Steel industry
Chemical Processing
Aerospace and Defense
Energy and Environmental Engineering
We maintain tight dimensional tolerances to ensure your components fit perfectly. Standard diameter tolerances are ±0.1mm for precision applications. Length tolerances typically range from ±1mm to ±5mm depending on total length. Custom tolerances are available upon request to meet your specific requirements.
The exceptional purity of our products ensures predictable performance in critical applications. You benefit from consistent grain structure that provides uniform mechanical properties throughout each piece. The surface finish meets industrial standards while remaining suitable for further processing. Low oxygen and carbon content contribute to excellent ductility and formability.
Every batch undergoes comprehensive testing including chemical analysis, mechanical property verification, and dimensional inspection. We maintain detailed traceability records for complete quality documentation. Our testing protocols follow international standards to ensure reliability and consistency. Certificate of analysis accompanies each shipment for your records.
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We understand that standard products don't always meet unique requirements. Our engineering team works closely with you to develop custom solutions. Whether you need special dimensions, particular surface treatments, or specific mechanical properties, we can accommodate your needs. Our flexible manufacturing capabilities support both prototype and production quantities.
Careful packaging protects your investment during transit. We use appropriate protective materials to prevent damage and contamination. Products are clearly labeled with material specifications and lot numbers for easy identification. Our logistics team coordinates shipping to ensure timely delivery worldwide.
With over three decades of experience, we understand the critical nature of your applications. Our location in China's titanium capital provides access to advanced manufacturing infrastructure and skilled technicians. We've successfully supplied customers in more than 50 countries, building relationships based on quality, reliability, and service. Our commitment to continuous improvement ensures you receive the best possible products.

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Q: What is the minimum order quantity?
A: We accommodate both small prototype orders and large production runs. Contact us to discuss your specific requirements.
Q: Can you provide custom dimensions?
A: Yes, we specialize in custom manufacturing to meet your exact specifications.
Q: What certifications do you provide?
A: Each shipment includes a certificate of analysis with complete material specifications and test results.
Q: How long is the typical lead time?
A: Lead times vary based on specifications and quantity. We'll provide accurate timing with your quote.
Ready to discuss your niobium bars rods requirements? Our experienced team is here to help you find the perfect solution for your application. We provide technical support, competitive pricing, and reliable delivery to meet your project needs.
Email: info@chdymetal.com
Contact us today to learn how our premium niobium products can enhance your next project's success.

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