Hot sale niobium smelting crucible
Negotiable /Kilogram
Min.Order:1 Kilogram
Xi'an Xinheng Rare Metal Co., Ltd.
1.Grade: Nb1,Nb2
2.Purity : 99.95%
3.Characteristic:
Melting Point: 2468 DC
Boiling Point:4742 DC
Density: 8.57g/cm3
4.Certificate: ISO9002
5. Product Feature: niobium crucible used in aerospace,chemical industry, electronics, electric light, metallurgy and mechanical manufacturing
6.
Table 1. Chemical composition:
Chemistry % | ||||||||||||
Designation | Chief component | Impurities maxmium | ||||||||||
Nb | Fe | Si | Ni | W | Mo | Ti | Ta | O | C | H | N | |
Nb1 | Remainder | 0.004 | 0.003 | 0.002 | 0.004 | 0.004 | 0.002 | 0.07 | 0.015 | 0.004 | 0.0015 | 0.002 |
Nb2 | Remainder | 0.02 | 0.02 | 0.005 | 0.02 | 0.02 | 0.005 | 0.15 | 0.03 | 0.01 | 0.0015 | 0.01 |
Table 2. Mechanical requirements (annealed condition)
Grade | Tensile strength δbpsi (MPa), ≥ | Yield strength δ0.2, psi (MPa),≥ | Elongation in 1"/2" gage length, %, ≥ | |
>=0.010 | <0.010 | |||
RO4200-1 RO4210-2 | 18000 (125) | 12000 (85) | 25 |
|
7. Application:
Application:it's widely used for steel, ceramics, electronics, nuclear energy industries and super conductor technology.