Specifications

niobium ring
1.Good thermal stability.
2.High quality, workability
3.Timely delivery as your requirements.

 Niobium Ring

1.Grade:Nb1,Nb1Zr10

2. Purity : > =99.95%

3. Characteristic:

Melting Point: 2468 Degrees Celsius

Boiling Point:4742 Degrees Celsius

Density: 8.57 g/cm3

High quality, workability

4. Certificate: ISO9001

5. Product Feature: High melting point, High-density, high temperature oxidation resistance, long service life, resistance to corrosion.

6. Dimensions and tolerance(According to clients’ requirements):

Table.1 :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

 

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)	12000 (85)	25

7. Application:

it's widely used for steel, ceramics, electronics, nuclear energy industries and superconductor technology.