Standard | ASTM B 392 |
Grades | R04200, R04210 |
Shape | Round, Square, Hex (A/F), Rectangle, Wire |
Dimension range | As per custom size |
Surface | Black, Pickling, Sand-blasting, Polished |
Packing | Standard seaworthy packages or as your requests |
Third party inspection | Acceptable |
Mechanical requirements
Element
R04200 Unalloyed Niobium
R04210 Unalloyed Niobium
R04251 (Reactor grade niobium-1% Zirconium)
R04261 (Commercial grade niobium-1% Zirconium)
C
0.01
0.01
0.01
0.01
O
0.015
0.025
0.015
0.025
N
0.01
0.01
0.01
0.01
H
0.0015
0.0015
0.0015
0.0015
Fe
0.005
0.01
0.005
0.01
Mo
0.01
0.02
0.01
0.05
Ta
0.1
0.3
0.1
0.5
Ni
0.005
0.005
0.005
0.005
Si
0.005
0.005
0.005
0.005
Ti
0.02
0.03
0.02
0.03
W
0.03
0.05
0.03
0.05
Zr
0.02
0.02
0.8~1.2
0.8~1.2
Nb
Remainder
Remainder
Remainder
Remainder
Applications:
Niobium Rod (Niobium Bar) and billets are commonly used in the superconductor industry. Due to niobium’s high melting point, corrosion resistance, cold processing and good performance characteristics, Niobium Rod (Niobium Bar) is widely used in chemical, electronic, aviation and aerospace fields.
Value-added Services:
Machining (CNC), Heat Treatment, Anneling, Rolling, Forging, Cutting, Minor Fabrication Etc.
Testing:
Corrosion test
Eddy Current test
Mechanical test
Microstructure test