... Product Description Baoji Zhong Bang Rare Metal Materials Co., Ltd is located in Non-ferrous Metal Production Base, Baoji in Shaanxi , ... Niobium as the dominant products in the scope of rare metal new materials, including many sorts and grades of their ... also supply tungsten, molybdenum, zirconium, titanium and other metal as well as their alloy. Niobium rod/barMaterial: RO4200-1, RO4210-2ASize: ...