Ngwa mbụ alloy maka Hastloy C276 gụnyere ọla dịka Nickel, Molybdenum na Chromium. Na mgbakwunye na ọla atọ ndị a, Hastellow C276 Fasteners nwekwara Tungsten agbakwunyere. A maara nke ọma na mgbakwunye nke Tungsten ruo superboys nwere ike melite nguzogide nguzogide nke alloys na gburugburu ọgba aghara dị iche iche. Hastrelloy C-276 nwere ezigbo nguzogide usoro kemịkalụ, gụnyere ndị ọrụ sekọndrị dị ka Farric, na-ekpo ọkụ na acetic acid, acetic arhydride, acetic arhydride, acetic arhydride, acetic actic na ihe ngwọta brin.