Find high quality niobium crucible with competitive price here. Please rest assured to buy niobium crucible with Baoji Shengyuan Metal Material Co.,Ltd

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 dbpsi (MPa), =	Yield strength d0.2, 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	3-15
150-200	5-20
200-300	8-20
300-400	8-30
400-450	8-30
450-500	8-30

Applications Of Niobium Crucible
niobium crucible is widely used in sapphire single crystal growth furnace,  quartz glass melting furnace, rare earth smelting furnace and other core containers of industrial furnace.  It's operating temperature environment is more than 2000 degrees.