Alloying niobium with 1% zirconium increases the strength of niobium, and decreases slightly its elongation. The increased strength is very advantageous especially at temperatures above 600 °C
Chemical composition:
|
Grade |
Chemical composition, Max |
|||||||||||
|
C |
O |
N |
H |
Ta |
Fe |
W |
Mo |
Si |
Ni |
Hf |
Zr |
|
|
Nb-1 |
0.01 |
0.03 |
0.01 |
0.0015 |
0.1 |
0.005 |
0.03 |
0.01 |
0.005 |
0.005 |
0.02 |
0.02 |
|
NbZr-1 |
0.01 |
0.025 |
0.01 |
0.0015 |
0.2 |
0.01 |
0.05 |
0.01 |
0.005 |
0.005 |
0.02 |
0.8-1.2 |
|
Temper condition |
Hot rolled, cold drawn, annealed |
|
Niobium Wire Specification |
Diameter: minimum 0.05 mm |
|
Niobium Wire Standard |
ASTM B392
UNS R04200 Reactor grade unalloyed niobium |
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