Answer
Duk da yake duka biyun su ne austenitic bakin karfe, $316 $ Bakin Karfe ya ƙunshi $2-3 \% $ Molybdenum ($ Mo$), wanda muhimmanci inganta juriya ga 'pitting' da 'crevice lalata' a cikin chloride-arzikin yanayi (kamar ruwan teku). $302$ Bakin Karfe ya fi saurin kamuwa da kai hari na gida. Duk da haka, $302$ na iya zama sanyi-aiki zuwa mafi girman ƙarfin tensile ($> 200$ ksi) fiye da $316$ ($> 160$ ksi), ma'ana zoben $302$ na iya ɗaukar manyan lodin matsawa ga girman iri ɗaya. Don aikace-aikacen ruwa, idan nauyin yana da matsakaici, $ 316 $ an fi so. Idan ana buƙatar babban kaya, ana iya amfani da zobe na $302$ tare da magani na 'Passivation' (a kowace ASTM A967) ko kuma ƙarshen 'Black Oxide', kodayake $17-7PH$ galibi shine mafi kyawu ga duka ƙarfi da juriya na lalata.
