Insimbi engagqwali 304 kanye no-316 zombili ziyizinhlobo ezidumile zensimbi engagqwali ezinomehluko ohlukile. Insimbi engagqwali 304 iqukethe i-18% chromium kanye ne-8% nickel, kuyilapho insimbi engagqwali 316 iqukethe i-16% chromium, i-10% nickel, kanye ne-2% molybdenum. Ukwengezwa kwe-molybdenum ensimbi engagqwali 316 kunikeza ukumelana okungcono nokugqwala, ikakhulukazi ezindaweni ze-chloride ezifana nezindawo ezisogwini kanye nezimboni.
Insimbi engagqwali 316 ivame ukukhethwa ukuze isetshenziswe lapho kudingeka khona ukumelana nokugqwala okuphezulu, njengezindawo zasolwandle, ukucubungula amakhemikhali, kanye nemishini yezokwelapha. Ngakolunye uhlangothi, insimbi engagqwali 304 ivame ukusetshenziswa emishinini yasekhishini, ekucubungulweni kokudla, kanye nasezinhlelweni zokwakha lapho ukumelana nokugqwala kubalulekile kodwa kungabalulekile njengaku-316.
Ngamafuphi, umehluko omkhulu usekwakhekeni kwamakhemikhali azo, okwenza insimbi engagqwali 316 imelane nokugqwala okungcono ezindaweni ezithile uma kuqhathaniswa nensimbi engagqwali 304.
Isikhathi sokuthunyelwe: Mashi-01-2024