Okuqukethwe kwayo okuphezulu kwe-nickel, ubuncane bama-NI 72%, kuhlanganiswe nokuqukethwe kwalo kwe-chromium, kuhlinzeka abasebenzisi be-nickel alloy 600 inani lezinzuzo eziphakeme ezikhundleni zokushisa eziphakeme, ukumelana nokugqwayiza kanye nokumelana nokuqhekeka kokugqwayiza kwe-chloride-ion.