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The melting point of niobium is 2468 Dc, and the density is 8.6 g/cm3. With the characteristics of corrosion resistance, high temperature resistance and malleability, niobium is widely used in electronics industry, steel industry, chemical industry, optics, gemstone manufacturing, superconducting technology, aerospace. technology and other fields. Niobium sheet and niobium wire is the most common form of Nb product.
Grade: R04200, R04210, Nb1Zr (R04251 R04261), Nb10Zr, Nb-50Ti etc.
Purity: Pure niobium 99.95%min.
Standard: ASTM B392
Chemical Composition:
| Niobium and Niobium Alloys Wire Chemical Composition | ||||
| Element | Type1 (Reactor Grade Unalloyed Nb) R04200 | Type2 (Commercial Grade Unalloyed Nb) R04210 | Type3 (Reactor Grade Nb-1%Zr) R04251 | Type4 (Commercial Grade Nb-1%Zr) R04261 |
| Max Weight % (Except Where Otherwise Specified) | ||||
| C | 0.01 | 0.01 | 0.01 | 0.01 |
| N | 0.01 | 0.01 | 0.01 | 0.01 |
| O | 0.015 | 0.025 | 0.015 | 0.025 |
| H | 0.0015 | 0.0015 | 0.0015 | 0.0015 |
| Zr | 0.02 | 0.02 | 0.8-1.2 | 0.8-1.2 |
| Ta | 0.1 | 0.3 | 0.1 | 0.5 |
| Fe | 0.005 | 0.01 | 0.005 | 0.01 |
| Si | 0.005 | 0.005 | 0.005 | 0.005 |
| W | 0.03 | 0.05 | 0.03 | 0.05 |
| Ni | 0.005 | 0.005 | 0.005 | 0.005 |
| Mo | 0.01 | 0.02 | 0.01 | 0.05 |
| Hf | 0.02 | 0.02 | 0.02 | 0.02 |
| Ti | 0.02 | 0.03 | 0.02 | 0.03 |
Application: It's widely used for steel, ceramics, electronics, nuclear energy industries and superconductor technology.
Niobium Feature:
1.Low Density and High Strength
2.Excellent Corrosion Resistance
3.Good resistance to high temperature
4.Excellent Bearing to cryogenic property
5.Good thermal properties
6.Low Modulus of Elasticity
7.Toughness, light weight
8.High property of acid and alkali resistance











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