Baoji Shengyuan Metal Material Co.,Ltd is one of the leading China niobium crucible manufacturers and suppliers, equipped with a professional factory and company, welcome to wholesale quality niobium liner products from us.
Specifications
ASTM B393 Niobium Crucible
Model Nb1,Nb2
Purity: 99.5%
Standard:ASTM B393-98
Different sizes are avialable、
Chemical Composition
Chemistry%
|
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
|
0.0015
|
0.002
|
Nb2
|
Remainder
|
0.02
|
0.02
|
0.005
|
0.02
|
0.02
|
0.005
|
0.15
|
0.03
|
0.01
|
0.0015
|
0.01
|
Mechanical Requirements (annealed condition)
Grade
|
Tensile strength
δbpsi (MPa), ≥
|
Yield strength
δ0.2, psi (MPa),≥
|
Elongation in 1"/2" gage length, %, ≥
|
>=0.010
|
<0.010
|
RO4200-1
RO4210-2
|
18000 (125)
|
12000 (85)
|
25
|
|
Diameter
Diameter(mm)
|
Wall Thickness(mm)
|
Length(mm)
|
30-50
|
2-10
|
<1300
|
50-100
|
3-15
|
100-150
|
|