Description:
Niobium tube Niobium pipe : Material: RO4200-1， RO4210-2 Size: Diameter: φ1.0-100mm Thickness: 0.2-5.0mm Length: 200mm-9000mm Standard: As per ASTM B394-98 Purity: >=99.9％ or 99.95％
Table.1 Chemical composition:
Table 2. Mechanical requirements (annealed condition)
| Grade | Tensile strength δbpsi (MPa)， ≥ | Yield strength δ0.2， psi (MPa)，≥ | Elongation in 1"/2" gage length， ％， ≥ |
| RO4200-1 RO4210-2 | 18000 (125) | 10500 (73) | 25 |
| Special requirements to be agreed on by the supplier and buyer of negotiations | Commodity Name | ASTM B394 Niobium Price | | Size | OD96xID88.4xH52.7mm | | Surface | Polish and bright | | Purity | 99.95% | | Density | 8.57g/cm3 | | Standard | GB/T 3630-2006 | | Application | Steel, superconducting material, aerospace, atomic energy, etc | | Advantage | 1) good superconductivity material 2) Higher melting point 3) Better Corrosion Resitance 4) Better wear-resisting | | Technology | Powder Metallurgy | | Lead time | 10-15 days | Chemical Analysis | Element | Percentage (%) | | C | 0.0034 | | N | 0.0002 | | H | 0.0002 | | O | 0.008 | | Fe | 0.0003 | | Mo | <0.0001 | | Ni | 0.0001 | | Ti | <0.0001 | | Si | <0.0001 | | Ta | 0.0399 | | W | <0.001 | | Nb | >=99.95% | |
