Imdanen n tqeffant n tqeffant-nniḍen i t-id-aɣen n tḥebsiyent n tḥebsi

Taṛmist-nni yefka-d s tmerwin n tmerwint n tmanalut-2.5% n tungsten, tantalum-5.5%, Tanalum-7.5% tungsten, ed ttantalum-10% tmuzrart n tungsten n tantalum-tungsten, akked C103, Nb521, iqef n ttantalu-niobium, iqef n tantalum-niobium-titanium, niobium-tungsten-molybdenum-vanadium n tleqqen, tleqqen n ttantalum-titanium, akked niobium-tungsten-molybdenum-zirconium-hafnium n ufiqen.