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Niobium Rod / Bar Maximize

Niobium Rod / Bar

Catalog No.NB0004
SizeDiameter 0.125”-6” / Length Max.10’
MaterialR04200 R04210
StandardASTM B392
CAS Number7440-03-1
Density8.57 g/cm3
SurfacePolished

Niobium rod and niobium bar are made from niobium powder by forging and polishing. they are used in steel, metallurgy, atomic energy, superconductors, medical equipment, etc.

More details

Material:  RO4200, RO4210


Size: Diameter: 0.125”-6”

Certificate: PED

PED Certificate - SAM

Chemical composition:

Elements

R04200

R04210

C

0.01%max

0.01%max

N

0.01%max

0.01%max

O

0.015%max

0.025%max

H

0.0015%max

0.0015%max

Zr

0.02%max

0.02%max

Ta

0.1%max

0.3%max

Fe

0.005%max

0.01%max

Si

0.005%max

0.005%max

W

0.03%max

0.05%max

Ni

0.005%max

0.005%max

Mo

0.010%max

0.020%max

Hf

0.02%max

0.02%max

Ti

0.02%max

0.03%max

Standard: As per ASTM B392-98


Purity: 99.7% 99.9%, 99.95%


Table 1. Chemical composition:

Chemical Composition (%)

Material

Main elements(%)

Impurities (Maximum %)

Nb

Fe

Si

Ni

W

Mo

Ti

Ta

O

C

H

N

RO4200

Remainder

0.004

0.004

0.002

0.005

0.005

0.002

0.07

0.015

0.0040

0.0015

0.003

RO4210

Remainder

0.01

0.01

0.005

0.02

0.01

0.004

0.10

0.02

0.01

0.0015

0.01

 

Physical property: 

Grade

Tensile strength, psi (MPa), ≥

Yield strength  (0.2% offset), psi (MPa),≥

Elongation in 1" gage length, %, ≥

R04200, R04210

18000 (125)

10500 (73)

25



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