Official Answer
Answer
Passivation wani tsari ne na sinadarai wanda ke kawar da baƙin ƙarfe 'tramp' daga saman zoben bakin karfe, yana haɓaka Layer chromium-oxide mai kariya. Dangane da AMS 2700 (Hanyar 1 - Nitric Acid ko Hanyar 2 - Citric Acid), tsarin yana tabbatar da cewa babu wani barbashi na ƙarfe daga kayan aikin murɗawa da ke cikin zobe. Wannan yana da mahimmanci don hana 'zubar da jini' ko gurɓataccen tsatsa a kan wani abin da ke da juriyar lalata. A cikin masana'antar harhada magunguna, zoben 316 SS masu wucewa sun zama tilas don hana gurɓata rafin samfurin.
