• Shaanxi Peakrise Metal Co.,Ltd
    Good company with nice service and high quality and high reputation. One of our reliable supplier , goods are delivered in time and nice package.
  • Shaanxi Peakrise Metal Co.,Ltd
    John Morris
    Material experts, rigorous processing, timely discovery of problems in design drawings and communication with us, thoughtful service, reasonable price and good quality, I believe we will have more cooperation.
  • Shaanxi Peakrise Metal Co.,Ltd
    Thank you for your good after-sales service. Excellent expertise and technical support helped me a lot.
  • Shaanxi Peakrise Metal Co.,Ltd
    Through very good communication all problems solved, satisfied with my purchase
  • Shaanxi Peakrise Metal Co.,Ltd
    Adrian Hayter
    The goods purchased this time are very satisfied, the quality is very good, and the surface treatment is very good. I believe we will order the next order soon.
Contact Person : Nicole
Phone Number : 13186382597
Whatsapp : +8613186382597

Φ20mm Φ22mm Φ24mm Φ25mm Niobium Bar For Chemical & Electronic Industries

Place of Origin China
Brand Name PRM
Certification ISO9001
Model Number Custom
Minimum Order Quantity 1kg
Price Negotiate
Packaging Details Plywood case
Delivery Time 5~7days
Payment Terms T/T
Supply Ability 5tons/month

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Whatsapp:0086 18588475571

Wechat: 0086 18588475571

Skype: sales10@aixton.com

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Product Details
Product Name Niobium Bar Grade RO4200,RO4210,Nb-Zr1,TaNb20,TaNb30
Diameter Φ3.0~Φ100mm Standard ASTM B392
Delivery Status Annealed Surface Polished
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22mm Niobium Bar


20mm Niobium Bar


Chemical Electronic Industries Niobium Bar

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Product Description

Product Information:


Product Name: Niobium rod

Material: RO4200, RO4210,Nb1,Nb2,NbZr1,TaNb20,TaNb30
Standard: ASTM B392
Purity: ≥99.95%

Surface: polished

State: Annealed state (M) 


Φ20mm Φ22mm Φ24mm Φ25mm Niobium Bar For Chemical & Electronic Industries 0Φ20mm Φ22mm Φ24mm Φ25mm Niobium Bar For Chemical & Electronic Industries 1


Tolerance Range:


Diameter Tolerance of Diameter (mm) Length (mm)


Fixed length

Allowable deviation (mm)


Forged rod Extruded rod Rolled rod Polished rpd 200~1500 +5
3.0~4.5 ±0.05 —— ±0.05 —— 200~1500
>4.5~6.5 ±0.10 —— ±0.10 —— 200~1500
>6.5~10.0 ±0.15 —— ±0.15 —— 200~1500
>10.0~16.0 ±0.20 —— ±0.20 —— 200~2000


>16.0~18.0 ±1.0 —— —— ±0.05 200~2000
>18.0~25.0 ±1.50 ±1.0 —— ±0.05 200~2000
>25.0~40.0 ±2.0 ±1.5 —— ±0.1 200~2000
>40.0~50.0 ±2.50 ±2.0 —— ±0.2 200~2000
>50.0~65.0 ±3.00 ±2.0 —— ±0.30 200~2000
>65.0~150 ±4.00 ±3.0 —— ±0.30 200~1000



Niobium and niobium alloy rods and wires are widely used in fields such as chemistry, electronics, aviation and aerospace due to their high melting point, corrosion resistance, and good cold working properties.


Niobium crucible, Niobium alloy rod, niobium wire,niobium plate, niobium disc,niobium tube and other tantalum niobium alloy products, if know more information,pls contact with our sales manager:


Φ20mm Φ22mm Φ24mm Φ25mm Niobium Bar For Chemical & Electronic Industries 2