Nickel Anoy 20 ndi otsika-kaboni, Niobium-yokhazikika austelitic nickel \ / chromiamu \ / chromiamu \ / chromiamu \ / chromiamu \ / chromiamu \ / chromiamu \ / chromiamu \ / Chromiamu Zizindikiro za ASTM B366 zimavala ziphunzitso, Monil, FORELOLLOY ndi Nickel Anooy chitoliro chogwiritsidwa ntchito m'madzi acidic ndi madzi am'nyanja.