Niobium Tube

Product Detail

Niobium Tube




Baoji Refractory Metal Developer Co.,Ltd is one of the leading China niobium tube manufacturers and suppliers, and as a professional company we have productive factory, welcome to wholesale niobium tube, niobium pipe products from us.

² Chemical Composition:

Chemistry         %
Grade	Nb	Impurities  max
		Zr	Ti	C	N	O	H	Ta	Fe	Si	W	Ni	Mo	Cr
Nb1	Remainder	0.02	0.002	0.01	0.015	0.015	0.001	0.10	0.005	0.005	0.03	0.005	0.010	0.002
Nb2	Remainder	0.02	0.005	0.02	0.05	0.025	0.005	0.25	0.03	0.02	0.05	0.01	0.050	0.01

 

² Specification:F2mm~F100mm×0.2~5.0mm×L<1300

 

² Tolerance:

Outside diameter, inch (mm)	OD tolerance, inch(mm), +/-	ID tolerance, inch(mm), +/-	Permissible variation in wall thickness, %, +/-
=0.187~0.625(4.7-15.9)	0.004 (0.010)	0.004 (0.010)	10
=0.625~1.000(15.9-25.4)	0.005 (0.13)	0.005 (0.13)	10
=1.000~2.000(25.4-50.8)	0.0075 (0.19)	0.0075 (0.19)	10
=2.000~3.000(50.8-76.2)	0.010(0.25)	0.010(0.25)	10
=3.000~4.000(76.2-101.6)	0.0125 (0.32)	0.0125 (0.32)	10
Note:Special demands on tolerance available.