Nb1 99.95% high performance niobium ribbon Niobium Strip/Foil/ribbon/ ... W up to 200mm max.*L Best price+High qualityNiobium is an associated metal of tantalum ,characterized ... in high strength ,high conductivity ,resistance to corrosion by liquid base metals ... strength δ0.2, psi (MPa),≥ Elongation in 1"/2" gage length, %, ≥>=0.010<0.010RO4200-1RO4210-2 18000 (125) ...