Nb1 Nb2 niobium rod niobium round bar
1. Information of Niobium rod niobium round bar:
Product Name: Niobium rod,niobium round bar
Material: RO4200, RO4210,Nb1,Nb2,RO4251,RO4261
Diameter:φ2.0-100mm
Standard: ASTM B392
Purity: ≥99.95%
Surface: bright
Delivery State: Annealed
2. Chemical Content of Niobium Rod Niobium Round Bar:
| Grade | RO4200 | RO4210 | Nb1 | Nb2 | NbZr1 | C-103 |
| Content (max. wt%) | Zr | 0.02 | 0.02 | 0.02 | 0.02 | 0.8~1.2 | 0.7 |
| Ti | 0.02 | 0.03 | 0.002 | 0.005 | 0.02 | 0.7~1.3 |
| C | 0.01 | 0.01 | 0.01 | 0.02 | 0.01 | 0.015 |
| N | 0.01 | 0.01 | 0.015 | 0.05 | 0.01 | 0.015 |
| O | 0.015 | 0.025 | 0.015 | 0.025 | 0.015 | 0.023 |
| H | 0.0015 | 0.0015 | 0.001 | 0.005 | 0.0015 | 0.002 |
| Ta | 0.1 | 0.3 | 0.10 | 0.25 | 0.10 | 0.5 |
| Fe | 0.005 | 0.01 | 0.005 | 0.03 | 0.005 | - |
| Si | 0.005 | 0.005 | 0.005 | 0.02 | 0.005 | - |
| W | 0.03 | 0.05 | 0.03 | 0.05 | 0.03 | 0.5 |
| Ni | 0.005 | 0.005 | 0.005 | 0.01 | 0.005 | - |
| Mo | 0.01 | 0.02 | 0.010 | 0.05 | 0.01 | - |
| Cr | 0.002 | - | 0.002 | 0.01 | 0.002 | - |
| Hf | 0.02 | 0.02 | - | - | - | 9.0~11.0 |
| Nb | Remain | Remain | Remain | Remain | Remain | Remain |
3. Tolerance of Diameter Niobium Rod Niobium Round Bar:
| Diameter (mm) | 1.5~2.3 | 2.3~3.2 | 3.2~4.8 | 4.8~9.5 | 9.5~12.7 | 12.7~15.9 | 15.9~19.1 | 19.1~25.4 | 25.4~38.1 | 38.1~50.8 | >50.8 |
| Tolerance (mm) | ±0.038 | ±0.051 | ±0.076 | ±0.102 | ±0.127 | ±0.178 | ±0.203 | ±0.254 | ±0.381 | ±0.508 | ±0.762 |
4. Mechanical requirements of Niobium Rod Nibium Round Bar:
| Grade | Tensile strength δbpsi (MPa), ≥ | Yield strength δ0.2, psi (MPa),≥ | Elongation in 1"/2" gage length, %, ≥ |
| RO4200-1 RO4210-2 | 18000 (125) | 12000 (85) | ≥25 |
5. Feature of Niobium Rod Niobium Round Bar:
High Melting Point: Niobium has a high melting point, making it suitable for use in high-temperature applications like aerospace components and superconductors.
Corrosion Resistance: It is highly resistant to corrosion, making it valuable in environments where exposure to harsh chemicals or corrosive substances is a concern.
Ductility: Niobium is quite ductile, allowing it to be easily shaped or formed into various configurations without compromising its structural integrity.
Superconductivity: At low temperatures, niobium exhibits superconducting properties, making it essential for the construction of superconducting magnets and equipment used in medical imaging (MRI machines) and particle accelerators.
We also can custom special-shaped processing parts as per customer drawing.
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