Official Answer
Answer
Maganin Cryogenic na maɓuɓɓugan ruwan bakin karfe 302, wanda ya haɗa da nutsewa a cikin ruwa nitrogen ($-196 ^∘C$), yana haɓaka canjin riƙon austenite zuwa martensite. Wannan canji yana ƙara tauri da juriya na kololuwar igiyar ruwa. Mafi mahimmanci ga madaidaicin optics ko cryo-valves, yana inganta kwanciyar hankali ta hanyar kawar da damuwa na ciki wanda ya haifar da tsarin iska. Ba tare da aiwatar da cryo ba, bazara na iya fuskantar 'tafiya' na dabara ko canje-canje a diamita lokacin da ake yin keke tsakanin yanayin yanayi da yanayin yanayin cryogenic, wanda zai lalata preload ɗin axial akan tarukan ruwan tabarau.
