Answer
SAE 1070 ibyuma bya karubone birashobora kwanduzwa na hydrogène mugihe cyo gutoragura no gukwirakwiza amashanyarazi (urugero, isahani ya Zinc cyangwa Cadmium) aho hydrogène ya atome ikwirakwira kumupaka wingano yimiterere ya martensitike ikomeye. Mugihe gihangayikishije cyane, atome ya hydrogène yimukira mumwanya wo kwibandaho, biganisha ku kuvunika gucitse kumitwaro iri munsi yimbaraga zumusaruro. Kugira ngo ibi bigabanuke kuri AMS 2759/9, impeta zigomba kunyuramo uburyo bwo guteka mu gihe cyamadorari $ 1-4 $. Mubisanzwe, ibi birimo gushyushya ibice kugeza $ 190 ^ {\ umuzenguruko} C $ kugeza $ 220 ^ {\ umuzenguruko} C $ mugihe cyamasaha 8 $ kugeza $ 24 $, bitewe nurwego rukomeye hamwe nubunini bwambukiranya ibice. Kubintu bikomeye byo mu kirere, gufata ibyuma cyangwa ibyuma bidafite ingese (urugero, 302 cyangwa 316) bikunze guhitamo gukuraho ingaruka burundu.