Official Answer
Answer
A-286 (ASTM A453) ni icyuma gishingiye ku cyuma gikomeza guhindagurika no gukomera ku bushyuhe bwa kirogenike (kugeza kuri $ -423 ^ ° F $). Bitandukanye na 300-serie isanzwe idafite ibyuma, A-286 ntabwo ihinduka mugice cya martensite mugihe imbeho yakoraga cyangwa ikonje, ikabuza ibikoresho guhinduka magnetique no gucika. Ku masoko y'amazi mu mibande ya LNG cyangwa sisitemu yo mu kirere ya ogisijeni yo mu kirere, A-286 itanga igipimo gihamye kandi kirwanya umunaniro mwinshi. Ubusanzwe ibikoresho bishaje $ 1325 ^ ° F $ kugirango bigabanye icyiciro cya Ni3 (Al, Ti), bikavamo imbaraga zo gutanga umusaruro hafi ksi 100 mubushyuhe bwicyumba, mubyukuri byiyongera kubushyuhe bwa kirogenike.
