Official Answer
Answer
A286 (ASTM A638) babban ƙarfe ne na ƙarfe wanda aka ƙera don aikace-aikacen da ke buƙatar ƙarfin ƙarfi da juriya na lalata har zuwa 700 C (1300 F). Don zoben riƙewa na karkace a cikin ɓangaren zafi na injin jet, an zaɓi A286 akan 17-7PH saboda 17-7PH yana rasa ƙarfinsa da sauri sama da 350 C. A286 shine maganin da aka bi da shi kuma yana taurare shekaru don samar da gamma-prime [Ni3(Al, Ti)]. Yana kiyaye babban yanayin elasticity a zafin jiki, wanda ke da mahimmanci don tabbatar da zoben yana yin isassun matsi na radial don zama a cikin tsagi. Dole ne masu ƙira su ƙididdige ƙarancin ƙarfin amfanin A286 idan aka kwatanta da carbon karfe ta haɓaka bangon radial na zobe $ b$ ko kauri $ t$.
