Niobium is used as an alloying agent and for jewelry. Other uses include adding small amounts to improve stainless steel, as an alloying agent in carbon and alloy steels and in non-ferrous metals to improve strength.
N 3080 (OTTO) Niobium sputtering target, diam. × thickness 3 inch × 3 mm, 99.99%, with indium bonded Copper (Cu) backing plate of thickness 2mm Cas 7440-03-1 - used in pipeline construction.