Niobium rod Niobium wire Niobium sheet Niobium tube Niobium foil Nb-Zr tube
Commodity: Niobium rod
Material: RO4200-1, RO4210-2
Size: ￠4~￠100mm
Standard: As per ASTM B392-98
Purity: >=99.9% or 99.95%
2)Commodity: Niobium wire
Material: RO4200-1, RO4210-2A
Size: ￠0.3~￠4mm
Standard: As per ASTM B392-98
Purity: >=99.9% or 99.95%
3)Commodity: Niobium tube
Dimension: Diameter: φ1.0-100mm
Size: Diameter: φ1.0-150mm
Thickness: 0.2-5.0mm
Length: 200mm-6000mm
Standard: As per ASTM B394-98
Purity: >=99.9% or 99.95%
Table.1 :Chemical composition:
|
Chemistry PPM
|
|
Designation
|
Chief component
|
Impurities maxmium
|
|
Nb
|
Ta
|
Si
|
Ni
|
W
|
Mo
|
Ti
|
Fe
|
O
|
C
|
H
|
N
|
|
Nb1
|
Remainder
|
700
|
50
|
50
|
50
|
30
|
20
|
50
|
150
|
40
|
15
|
30
|
|
Nb2
|
Remainder
|
1000
|
80
|
40
|
100
|
100
|
40
|
80
|
180
|
60
|
15
|
50
|
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