Polish 99.95% pure Niobium tube and pipe

Product Overview

Description

pure Niobium tube 

 

 

Specification :  

 

Product Name	Polish  99.95%   pure Niobium tube  and  pipe
Material	pure niobium and niobium alloy
Grade	RO4200.RO4210,R04251,R04261
Standard	ASTM B393
Process	Cold rolled, Hot rolled, Extruded
Characteristic	Melting point : 2468℃ / Boiling point : 4744℃
Density	8.6g/cm3
Product Features	Excellent Corrosion Resistance , Good resistance to effect of heat

 

Chemical Requirements:

 

Chemistry      %
Designation	Chief component			Impurities   less than
	Nb	Fe	Si	Ni	W	Mo	Ti	Ta	O	C	H	N
Nb1	Remainder	0.004	0.002	0.002	0.004	0.004	0.002	0.07	0.015	0.005	0.0015	0.003
Nb2	Remainder	0.02	0.02	0.005	0.02	0.02	0.005	0.15	0.03	0.01	0.0015	0.01

 

Mechnical properties:

 

Grade(UNS)	Annealed
	Tensile strength min, psi (MPa)	Yield strength min,psi (MPa)	Elongation min, %  (1 inch gage length)
R04200	18000 (125)	10500 (73)	25
R04210  Welded	18000 (125)	8500 (59)	25
R04210  Seamless	18000 (125)	10500 (73)	25
R04251	28000(195)	18000(125)	20
R04261	28000(195)	18000(125)	20

 

 

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