we can produce  the longest and best annealed niobium tube (12-meters long ) in the world,our niobium price is competitive.

Product details

Niobium tube　　 Niobium pipe :
Material: RO4200-1， RO4210-2
Size:　　　
Diameter:　φ1.0-100mm
Thickness:　0.2-5.0mm
Length:　　200mm-9000mm
Standard: As per ASTM B394-98
Purity:　　 >=99.9％　 or　 99.95％

Table.1 Chemical composition:　
Table 2. Mechanical requirements (annealed condition)

Grade	Tensile strength　δbpsi (MPa)， ≥	Yield strength　　δ0.2， psi (MPa)，≥	Elongation in 1"/2" gage length， ％， ≥
RO4200-1 RO4210-2	18000 (125)	10500 (73)	25
Special requirements to be agreed on by the supplier and buyer of negotiations

 

Applications

Using Tantalum and Niobium in Machinery and Chemical Processing.