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Ferro Niobium

Specification :

Commodity :ferro niobium

Material: niobium

Standard:ASTMB392

Grade: RO4200.RO4210 ,R04251,R04261

Purity: 99.99%

Color: Silvery gray

Product Feature : High melting point, High-density, high temperature oxidation resistance, long service life, resistance to corrosion

Packaging :100 kg in iron bucket ,a 20GP can hold about 25tons ferro niobium

Application :

Used for steelmaking .casting, welding rod and welding consumables

Port :Tianjin or Xingang

Payment terms :100%L/C

Delivery time :10-15days after order confirmed

Chemical Components:

Content, Max, Weight %
Element	R04200 Unalloyed Niobium	R04210 Unalloyed Niobium	R04251 (Reactor grade niobium-1% Zirconium)	R04261 (Commercial grade niobium-1% Zirconium)
C	0.010	0.010	0.010	0.010
O	0.015	0.025	0.015	0.025
N	0.010	0.010	0.010	0.010
H	0.0015	0.0015	0.0015	0.0015
Fe	0.005	0.010	0.005	0.010
Mo	0.010	0.020	0.010	0.050
Ta	0.100	0.300	0.10	0.5
Ni	0.005	0.005	0.005	0.005
Si	0.005	0.005	0.005	0.005
Ti	0.02	0.03	0.02	0.03
W	0.03	0.05	0.03	0.05
Zr	0.02	0.02	0.8~1.2	0.8~1.2
Nb	Remainder	Remainder	Remainder	Remainder