Ko nga haki o Hastelloy C276 e hangaia ana i te nickel-chromium-molybdenum-molybdenum e kiia ana ko te hastely. Kei roto i te kohinga te 50.99% nickel, 14.5% chromium, 15% molybdenum me te waro, te konutai, te whanariki, te rino me te ūkuikui. Ko te hakihaki C276 he waahi rewa teitei o te 1370 o Celsius.