Brief introduction:
What is niobium? Niobium is a gray metal and its melting point is 2468 ℃, boiling point is 4742 ℃ , density is 8.57 g / cm3. Niobium is stable in air at room temperature. Niobium can be manufactured into many products. Niobium rod is one kind of niobium products.

Niobium rod

is made by shaping, sintering, forging and polishing.
Material:     RO4200-1， RO4210-2
Size:           ￠3~￠120mm
Standard:  As per ASTM B392-98
Purity:        ≧99.9％or 99.95％

Properties of niobium rod:
Properties of niobium rod are as following: good corrosion resistance, high strength in high temperature, high strength and good processing performance.

Applications of niobium rod:
Niobium rod is applied in iron and steel, metallurgy, electron, hard alloy, atomic energy, modern strategic weapons, superconducting technology, scientific research and medical equipment and other fields.

Table.1 Chemical composition:

chemistry%
designation	chief component		impurities maximum
	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	0.01	0.004	0.0012	0.002
Nb2	Remainder	0.005	0.005	0.005	0.01	0.01	0.004	0.1	0.015	0.01	0.0015	0.01

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

Sanhui Co., Ltd can produce niobium rod according to customers’requirements.