An yi tankunan ajiya na LNG da bututu da bakin karfe austenitic. Austenitic bakin karfe suna da kyawawan kaddarorin ƙarancin zafin jiki. Amma madaidaicin faɗaɗawa na layi yana da girma. A ƙarƙashin yanayin zafin jiki na iskar gas mai ƙarancin ƙarancin ƙarancin ƙarancin ƙarfe yana kusan 3 /1000, kuma ga bututun kayan 304L, lokacin da zafin aiki ya kasance -162 digiri, ana iya rage bututun 100 m game da 300 mm.