Looking for superior quality niobium wire for your specialized applications? Our premium niobium wire offers exceptional performance with over 99.9% purity, making it perfect for electronics, jewelry, and advanced industrial applications. With more than 30 years of experience in rare metal manufacturing, we deliver high-grade wire products that meet the most demanding specifications. Our niobium wire features outstanding corrosion resistance, excellent conductivity, and remarkable ductility for your critical projects.
Our high-purity niobium products deliver exceptional value for your applications. You'll benefit from superior corrosion resistance that ensures long-lasting performance in harsh environments. The excellent electrical conductivity makes these products ideal for electronic components and superconducting applications.
The remarkable ductility allows for easy forming and fabrication. You can count on consistent quality with our strict manufacturing standards. We offer competitive pricing with reliable delivery schedules. Our technical support team provides expert guidance for your specific requirements.
| Property | Value |
|---|---|
| Purity | Nb >99.9% |
| Diameter Range | 0.05–5 mm |
| Maximum Length | as your requirements |
| Tensile Strength | 200–350 MPa |
| Density | 8.57 g/cm³ |
| Melting Point | 2,477°C (4,490°F) |
| Electrical Conductivity | 6.7×10⁶ S/m |
| Hardness | 6 Mohs scale |
| Certificate | ISO 9001:2015 |
| Surface | bright surface |
| Production time | normal 10-15 working days |
| Payment terms | 30%TT in advance, 70% balance before shipment |
Chemical composition
|
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 |
|
RO4210 |
Remainder |
0.01 |
0.01 |
0.005 |
0.02 |
0.01 |
0.004 |
0.10 |
0.02 |
0.01 |
0.0015 |
0.01
|
Available Grades and Materials
We supply Type-2 commercially pure niobium for optimal performance. Our unalloyed high-quality grades ensure maximum compatibility with sensitive applications. Standard purity levels exceed 99.9% niobium content. We also offer custom alloy compositions upon request.
UNS R04200 Reactor grade unalloyed niobium
UNS R04210 Commercial grade unalloyed niobium
Our advanced production facility utilizes state-of-the-art drawing techniques. We start with high-purity niobium ingots sourced from trusted suppliers. The drawing process maintains consistent diameter tolerances throughout the length. Multiple quality checkpoints ensure every product meets specifications. Heat treatment options are available for specific mechanical properties.
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Electronics manufacturers rely on our products for capacitors and semiconductor applications. The jewelry industry values the hypoallergenic properties for sensitive skin applications. Medical device manufacturers use our materials for implantable devices and surgical instruments. Research facilities depend on our superconducting grade materials for specialized equipment. Aerospace companies specify our products for high-temperature applications.
Electronic devices
Medical implants
Steel industry
Chemical Processing
Aerospace and Defense
Energy and Environmental Engineering
Standard diameter tolerances are ±0.005 mm for precision applications. Length tolerances maintain ±5 mm accuracy for standard orders. Surface finish meets Ra 0.8 μm or better. Straightness tolerances comply with industry standards. Custom dimensions are available for special requirements.
The exceptional purity level ensures consistent performance across all applications. Smooth surface finish eliminates potential contamination sources. Precise dimensional control allows for reliable assembly processes. Excellent workability enables complex forming operations. Superior thermal stability maintains properties at elevated temperatures.
Every batch undergoes comprehensive chemical analysis for purity verification. Mechanical testing confirms tensile strength and elongation properties. Dimensional inspection ensures all tolerances are met. Surface quality inspection identifies any potential defects. We provide complete material certificates with each shipment.
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We understand that your projects may require specific dimensions or properties. Our experienced team works closely with you to develop custom solutions. We can modify diameter, length, and mechanical properties to meet your exact needs. Small batch production is available for prototype development. Technical consultation helps optimize material selection for your application.
Products are carefully packaged in protective containers to prevent damage during transit. We use moisture-resistant packaging for long-term storage stability. Standard shipping options include express and economy services worldwide. International shipping complies with all regulatory requirements. Tracking information is provided for all shipments.


Located in China's "Titanium Capital," we have access to the finest raw materials. Our founder brings over 30 years of rare metal industry experience. We serve customers in more than 50 countries worldwide. You can trust our commitment to quality, reliability, and customer satisfaction. Our competitive pricing and on-time delivery make us your ideal partner.

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Q: What makes your niobium wire suitable for sensitive applications?
A: Our Type-2 commercially pure material with >99.9% purity ensures minimal allergic reactions and optimal biocompatibility.
Q: Can you provide custom diameters?
A: Yes, we offer custom diameters within our manufacturing capabilities to meet your specific requirements.
Q: What is your typical lead time?
A: Standard products ship within 7-15 business days. Custom orders may require 2-3 weeks depending on specifications.
Q: Do you provide material certificates?
A: Yes, we provide complete chemical and mechanical property certificates with every shipment.
Ready to discuss your niobium wire requirements? Our technical team is here to help you select the right product for your application. We provide competitive quotes and expert guidance for all your refractory metal needs.
Email: info@chdymetal.com
Mob./What'sapp.: 86-18049386902
Contact us today to learn more about our premium niobium wire solutions and how we can support your next project.
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