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Time of issue:2020-03-17 00:00:00

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Niobium crucible

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Niobium crucible

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Commodity: Niobium crucible
Purity: ≥99.9%

 

Table.Ⅰ :Chemical composition:

 

Chemistry                                                                PPM

Designation

Chief component

Impurities    maxmium

Nb

Ta

Si

Ni

W

Mo

Ti

Fe

O

C

H

N

Nb1

Remainder

700

50

50

50

30

20

50

150

40

15

30

Nb2

Remainder

1000

80

40

100

100

40

80

180

60

15

50

 

TableⅡ. 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)

12000 (85) 

25 

 

Niobium is used in the manufacture of products for diverse applications.
In different forms, it could be used in the industry of synthetic diamonds, fiber optic or architectural glass, chemical engineering, superconductors, thin-film, reactors and high temperature vacuum furnaces and sodium vapor lamps.
 

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Niobium crucible
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