Your Professional Niobium Rod Supplier
Established in July 2023, the company is located in Baoji, Shaanxi Province, a city that accounts for 60% of the world’s titanium production. It is a comprehensive enterprise integrating the production, R&D, and sales of non-ferrous metals. The company's business primarily covers the precision forging of titanium and titanium alloys; the development and production of various titanium products and parts; the production, design, and manufacturing of titanium and nickel chemical equipment; and the distribution of non-ferrous metals such as titanium, nickel, tungsten, molybdenum, tantalum, niobium, and zirconium. The company is particularly well-positioned in the processing of molybdenum, tantalum, and niobium spinning crucibles.
-
![Polished Niobium Bar]()
Polished Niobium BarA polished pure niobium rod is a rare metal rod made of high-purity metal niobium as raw material through precision rolling and polishing. The core grades cover R04200, R04210, and Nb1, and the -
![R04210 Pure Niobium Bar]()
R04210 Pure Niobium BarNiobium rods have a diameter of 2 mm, a length of 15 mm, a diameter tolerance of + 0.02 mm, and a length tolerance of + 0.2 mm. MOQ: 5000 PCS.SCustomized Service: support other sizes and surface -
![Niobium Bullion Bar]()
Niobium Bullion BarWelcome to buying our high-purity niobium bullion bars. As a leader among rare and refractory metals, niobium (Nb) is regarded as an important strategic material because of its irreplaceability in -
![Nb1 Niobium Rod]()
Nb1 Niobium RodHigh-purity niobium rods are an indispensable core raw material in superconducting material systems. It has excellent low-temperature superconducting properties, excellent chemical stability, and
Why Choose Us
Sales Market
The company obtained ISO 9001:2015 certification in July 2025. We strictly adhere to the ISO 9001 quality management system in daily production and processing, implementing a “zero-defect control standard” throughout the entire smelting, forging, and surface treatment process.
Major Sales Markets
We are based in Shaanxi, China, and since 2023 have been selling to Southeast Asia (30.00%), Northern Europe (30.00%), South America (20.00%), Eastern Europe (10.00%), and Oceania (10.00%).
Certification
In August 2025, the company obtained SGS supplier certification, fully preparing for its subsequent expansion into the European market.
OEM Service
The core of Original Equipment Manufacturer (OEM) services is contract manufacturing tailored to customer requirements, which encompasses end-to-end support ranging from product design to finished product delivery.
Products Specification
|
Purity |
Nb1≥99.95% |
|
Diameter |
5mm-200mm, Customizable |
|
Tolerance |
±0.01mm |
|
Length |
100mm-3000mm, Customizable |
|
Tensile Strength |
≥240MPa |
|
Elongation |
≥20% |
|
Melting point |
2468℃ |
|
Density |
8.57g/cm³ |
|
Tc |
≥9.25K |
|
Hc |
≥15000Oe |
Niobium Rod/Bar Material Chemical Composition
|
Material |
Main Elements (%) |
Impurities (≤%) |
||||||||||
|
Nb |
Fe |
Si |
Ni |
W |
Mo |
Ti |
Ta |
O |
C |
H |
N |
|
|
RO4200 |
Bal. |
0.004 |
0.004 |
0.002 |
0.005 |
0.005 |
0.002 |
0.07 |
0.015 |
0.0040 |
0.0015 |
0.003 |
|
RO4210 |
Bal. |
0.01 |
0.01 |
0.005 |
0.02 |
0.01 |
0.004 |
0.10 |
0.02 |
0.01 |
0.0015 |
0.01 |
Niobium Rod/Bar Mechanical Properties
|
Grade |
Tensile Strength |
Yield Strength δ0.2 |
Elongation in 1″/2″ gage length, %, ≥ |
|
|
>=0.010 |
<0.010 |
|||
|
RO4200, RO4210 |
18000 (125) |
12000 (85) |
25 |
20 |
Niobium Rod/Bar Specifications ＆ Tolerances
|
Diameter (mm) |
Diameter Tolerance (mm) |
Length Tolerance (mm) |
|
3～4.5 |
±0.05 |
±2 |
|
4.5～6.5 |
±0.05 |
±2 |
|
6.5～10.0 |
±0.10 |
±2 |
|
10.0～16.0 |
±0.15 |
±2 |
|
16.0～18.0 |
±0.15 |
±2 |
|
18.0～25.0 |
±0.30 |
±2 |
|
25.0～40.0 |
±0.50 |
±2 |
|
40.0～50.0 |
±0.60 |
±2 |
|
50.0～65.0 |
±0.70 |
±2 |
|
65.0～95.0 |
±1.00 |
±2 |
1. Low density and high specific strength
2. Excellent corrosion resistance
3. Good resistance to the effect of heat
4. High melting point, good anti-corrosion, excellent super-conduction, and other unique characteristics
Raw Material: Select high-purity niobium powder.
Powder Metallurgy: Mix with binder and compact into a green billet.
Sintering: High-temperature sintering to remove the binder and increase density.
Drawing: Draw the rod to achieve the desired size and finish.
Heat Treatment
Anneal to relieve stress and enhance properties.
Surface Treatment
Clean and polish the surface.
Cutting & Customization
Cut or customize according to requirements.
Niobium Rod/Bar Surface Finish
Depending on the intended applications, niobium rods and bars have three main surface finishes as follows:
Black: The surface is “as swaged” or “as drawn”, retaining a coating of processing lubricants and oxides.
Cleaned: The surface is chemically cleaned to remove all lubricants and oxides.
Ground: The surface is centerless ground to remove all coating and to achieve precise dimensions control.
Packaging
1. It is packed in a wooden box with plastic partitions, and is accompanied by accessories such as material certificate and packing list.
2. The weight of the single box does not exceed 100kg.
3. Delivery method: express or logistics (negotiable)
Delivery
We could offer shipping by sea ,and shipping by air ,such as Fedex, UPS, DHL ,ARAMEX,EMS etc. Many express companies cooperated with our company for many years , They will provide the lowest freight . And we will compare the offer and choose the best one for you.
Certificates
FAQ
As one of the most professional niobium rod manufacturers and suppliers in China, we're featured by quality products and good price. Please rest assured to wholesale cheap niobium rod in stock here and get quotation from our factory. Customized orders are welcome.
niobium rod, niobium, Nb1 Niobium RodPopular Products
