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1. niobium tube

Item name

niobium tube

Brand name

JRT

Grade

Nb1 Nb2

Purity

99.95%~99.98%

Material

RO4200-1, RO4210-2

Surface

black or bright

Size

 

Diameter:  φ1.0-100mm

Thickness:  0.2-5.0mm

Length:     200mm-6000mm  

 

Test and Quality

1.ISO 9001

2.Mechanical properties test.

3.inspection according to industry and customer specification.

Load port

Shanghai or Tianjin or Qingdao

Characteristic

Melting Point: 2468°C

Boiling Point:4742°C

Density: 8.57g/cm3

High quality, workability

2. Machinical property

Grade(UNS)

Annealed

Tensile 

min, psi (MPa)

Yield strength

min,psi (MPa)

Elongation min, % 

(1 inch gage length)

R04200

18000 (125)

10500 (73)

25

R04210  Welded

18000 (125)

8500 (59)

25

 R04210  Seamless

18000 (125)

10500 (73)

25

 R04251

28000(195) 

18000(125) 

20 

 R04261

 28000(195)

18000(125) 

20 

3. Chemical composition

4.Application

Niobium characterized in high strength ,high conductivity ,resistance to corrosion by liquid base metals ,section with low neutron capture ,etc ,widely used for steel ,ceramics ,electronics ,nuclear energy industries and superconductor technology.