Official Answer
Answer
Passivation ninzira ikomeye yimiti (kuri ASTM A967) ikuraho ibyuma byubusa hejuru yisoko ya 17-7PH yumuraba, byongera chromium-oxyde ikingira. Mu bikoresho byubuvuzi, ibyo birinda gutobora hamwe no 'gusiga icyayi' mugihe cyizunguruka cya autoclave. Inzira ikubiyemo kwibiza mu bwogero bwa aside nitric cyangwa citric. Kuri 17-7PH, passivation ikorwa nyuma yo kuvura ubushyuhe bwa CH900 kugirango harebwe ko ibintu byose byanduza byanduye mugihe cyo gukonjesha cyangwa gusaza bivanyweho. Ibi bituma biocompatibilité hamwe nigihe kirekire cyo kwizerwa mubidukikije byoroshye.
