Maganin Zafi
Maganin zafi yana nufin hanyar maganin zafi sau biyu na quenching da matsanancin zafin jiki.Manufarsa ita ce sanya workpiece su sami ingantattun kayan aikin injiniya.Babban zafin jiki mai zafi yana nufin zafi a 500-650 ℃.Yawancin sassa masu zafi suna aiki a ƙarƙashin aikin babban nauyi mai ƙarfi.Suna ɗauke da tasirin tashin hankali, matsawa, lankwasawa, tsagewa ko ƙarfi.Wasu saman kuma suna da gogayya, wanda ke buƙatar juriyar lalacewa.A taƙaice, sassan suna aiki ƙarƙashin matsalolin mahalli daban-daban.Irin wannan nau'in sassa na musamman na injuna da injuna daban-daban, kamar su igiya, igiyoyi masu haɗawa, studs, gears da sauransu, waɗanda ake amfani da su sosai a cikin kayan aikin injin, motoci, tarakta da sauran masana'antun masana'antu.Musamman ga manyan sassa a cikin masana'antun kayan aiki masu nauyi, ana amfani da maganin zafi sosai.Sabili da haka, maganin zafi yana taka muhimmiyar rawa wajen maganin zafi.A cikin samfuran injina, saboda yanayin damuwa daban-daban, aikin da ake buƙata ba iri ɗaya bane.Gabaɗaya magana, kowane nau'in sassa masu zafi ya kamata su sami ingantattun kaddarorin injiniyoyi, wato, haɗin da ya dace na babban ƙarfi da ƙarfi mai ƙarfi don tabbatar da aikin sassauƙa na dogon lokaci.
Maganin zafi na bututun ƙarfe yana ɗaya daga cikin mahimman matakai a cikin masana'antar injiniya.Idan aka kwatanta da sauran fasahar sarrafa, zafi magani gabaɗaya baya canza siffar da sinadaran abun da ke ciki na dukan workpiece, amma baiwa ko inganta yi na workpiece ta canza ciki microstructure ko sinadaran abun da ke ciki na workpiece surface.Siffar sa ita ce haɓaka ingancin ciki na kayan aiki, wanda gabaɗaya ba a gani ga ido tsirara.Don yin bututun ƙarfe yana da kayan aikin injiniya, jiki da sinadarai da ake buƙata, tsarin kula da zafi sau da yawa yakan zama dole ban da zaɓin madaidaicin kayan aiki da matakai daban-daban.Karfe shine kayan da aka fi amfani dashi a masana'antar injina.Microstructure na karfe yana da rikitarwa kuma ana iya sarrafa shi ta hanyar maganin zafi.Bugu da ƙari, kayan aikin injiniya, jiki da sinadarai na aluminum, jan karfe, magnesium, titanium da kayan haɗin su kuma za'a iya canza su ta hanyar maganin zafi don samun kayan aiki daban-daban.
