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Baoji Shengyuan Metal Material Co.,Ltd is one of the leading China niobium bar manufacturers and suppliers, equipped with a professional factory and company, welcome to wholesale quality niobium rod products from us.
Material: RO4200-1, RO4210-2
The Size of niobium bar : Diameter:φ1.0-100mm
Length:200mm-9000mm
Standard: As per ASTM B394-98
Purity: >=99.9% or 99.95% Surface: bright
Detailed Information Grade of Niobium Bar
|
Grade |
Suplying state |
Diameter |
Lengtha |
Voluntary Standers |
|
Nb1 Nb2 Nb3 Nb4 |
Cold state(Y) Annealedb(M) |
3.0-6.5 >6.5-10.0 >10-18 |
>500 |
ASTM B392-03 |
|
Thermal processing state(R) Annealedb(M) |
>18-25 >25-40 >40-50 >50-65 |
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|
FNb1 FNb2 |
Thermal processing state(R) Annealedb(M) |
3.5-5.0 >5.0-12 |
>500 >300
|
|
|
NbHf10-1 |
Thermal processing state(R) Annealedb(M) |
20-80 |
500-2000 |
|
|
Note : the length of Annealing Niobium bar being supplied is not greater than 2500mm.
|
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Chemical Composition
|
Chemistry % |
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|
Designation |
Chief component |
Impurities maxmium |
||||||||||
|
Nb |
Fe |
Si |
Ni |
W |
Mo |
Ti |
Ta |
O |
C |
H |
N |
|
|
Nb1 |
Remainder |
0.004 |
0.003 |
0.002 |
0.004 |
0.004 |
0.002 |
0.07 |
0.015 |
0.004 |
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