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Baoji Towin Rare Metals Co.,Ltd
Home ProductsTantalum Rod

Anti Corrosion RO5200 RO5400 1.5 Pauling Tantalum Round Bar

China Baoji Towin Rare Metals Co.,Ltd certification
We appreciate your nice services and the perfect sputtering targets Towin supplied. We would like to enter into a long term cooperation with Towin Rare Metals.

—— Simon

Reliable factory providing excellent products and services. The specification and quality exceeds ourexpects. Very good, thanks!

—— Bruno Pascal

Very professional team and advanced equipment. Your price is beautiful and the products are perfect. The performance of niobium sheets and plates performs quite well !

—— James Daniel

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Anti Corrosion RO5200 RO5400 1.5 Pauling Tantalum Round Bar

Anti Corrosion RO5200 RO5400 1.5 Pauling Tantalum Round Bar
Anti Corrosion RO5200 RO5400 1.5 Pauling Tantalum Round Bar

Large Image :  Anti Corrosion RO5200 RO5400 1.5 Pauling Tantalum Round Bar

Product Details:
Place of Origin: CHINA
Brand Name: TOWIN
Certification: ISO9001
Model Number: RO5200,RO5400
Payment & Shipping Terms:
Minimum Order Quantity: Negotiable
Price: Negotiable
Packaging Details: Wooden case
Delivery Time: 2-3 weeks
Payment Terms: L/C, T/T
Detailed Product Description
Purity: 99.95%(3N5)- 99.99%(4N) Size: φ4-φ120mm
Manufacturing Standard: ASTM B365-98 Thermal Conductivity: 0.575 W/cm/K @ 298.2 K
Electronegativity: 1.5 Pauling Electrical Resistivity:: 12.45 Micro-cm @ 0 ℃
High Light:

tantalum wire


ta rod

RO5200 RO5400 , Tantalum Rod , Tantalum Round Bar , Anti Corrosion Material





Tantalum rods can be used for aviation and aerospace industry, high-temperature, atomic and chemical industry due to its high melting point, anti-corrosion, good cold workability and other characteristic.



Manufacturing Standard: ASTM B365-98

Purity: 99.95%-99.99%




Metallic impurities, ppm max by weight, Balance - Tantalum

Element Fe Mo Nb Ni Si Ti W
Content 100 200 1000 100 50 100 50


Non-Metallic impurities, ppm max by weight

Element C H O N
Content 100 15 150 100


Mechanical properties for annealed Ta rods

 Diameter(mm) Φ3.18-63.5
 Ultimate Tensile Strength (MPa) 172
 Yield strength (MPa) 103
 Elongation(%, 1-in gage length) 25


 Dimension Tolerance

Diameter(mm)  Tolerance (±mm)
0.254-0.508 0.013
0.508-0.762 0.019
0.762-1.524 0.025
1.524-2.286 0.038
2.286-3.175 0.051
3.175-4.750 0.076
4.750-9.525 0.102
9.525-12.70 0.127
12.70-15.88 0.178
15.88-19.05 0.203
19.05-25.40 0.254
25.40-38.10 0.381
38.10-50.80 0.508
50.80-63.50 0.762


More than 20 years’ experiences in tantalum /niobium and its alloy smelting and deep processing, we make sure that we can provide you with the best quality products with competitive price. We have entered a long-term contract with the Chinese biggest tantalum/niobium hydrometallurgy smelter to assure our stable and high quality raw material. The full and strict quality control system throughout the whole production line from the raw material till the products ready for delivery, we reject the unqualified products timely to make sure only qualified products can be received by our customers.


1) Within fiberboard wooden case or box
2) As per request of the client
1) Shipping products by DHL or UPS or any press designated by the buyer
2) Transport by air
3) Delivery within 20-35days



Contact Details
Baoji Towin Rare Metals Co.,Ltd

Contact Person: sales

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