Kei pupahua
Kua whakapumau i te mea i te mea e whakaaroa ai te tangalum-2.5%, a tantalum-5.5% tungstene tantalum-7.5% tungsten, a tantalum-10% nga pupau tantalum-tungsten, me C103, Nb521 niobium-tungstene-molybdenum-vanadiami, he peri tantalum-titaniuma Ko te niobium-tungstene-molybdenum-zirkonium-hafniumiu
tiro atu
