Diameter parameters and other introductions of niobium rods
Grade: RO4200-1, RO4210-2
Specifications: Diameter: φ3.0-100mm
Length: 200mm- 8000mm
Standard: ASTM B394-98
Niobium rods are made of niobium powder by forging and polishing. They are used in steel, metallurgy, atomic energy, superconductors, medical equipment, etc.
Niobium belongs to refractory metals. Refractory metals are metals with a higher melting point than platinum (1772°C). In refractory metals, the energy that binds individual atoms together is particularly high. Refractory metals have high melting points, low vapor pressures, high elastic moduli, and high thermal stability. Refractory metals are also characterized by low thermal expansion coefficients. Compared with other refractory metals, niobium has a relatively low density of only 8.6g/cm³.
Niobium rod related components
| Grade | Nb-1 | |
| Composition% | Nb | 99.9 |
| Impurities (%max) | Ta | 0.06 |
| O | 0.005 | |
| N | 0.0042 | |
| Fe | 0.002 | |
| Si | 0.001 | |
| Ni | 0.001 | |
| Cr | 0.001 | |
| Ti | 0.001 | |
| W | 0.005 | |
| C | 0.005 | |
| Mn | 0.003 | |
| Cu | 0.001 | |
| H | 0.002 | |
| Zr | 0.002 | |
| Al | 0.001 | |
| Mo | 0.0045 | |
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1. What is your company's quality control?
We have ISO 9001:2015 certification, and we must strictly check our products through the quality control department before shipment.
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When we produce products, we strictly control the cost of raw materials and ensure the original quality of the products, so as to reduce the sales cost of the products and meet your price requirements for purchasing products.
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