Austenitic Bakin Karfe

Austenitic bakin karfe yana nufin bakin karfe tare da tsarin austenitic a zafin jiki. Austenitic bakin karfe yana daya daga cikin nau'o'i biyar na bakin karfe ta tsarin crystalline (tare da ferritic, martensitic, duplex da hazo mai taurare). Lokacin da karfe ya ƙunshi kusan 18% Cr, 8% -25% Ni, da kusan 0.1% C, yana da tsayayyen tsarin austenite. Bakin karfe na Austenitic chromium-nickel ya hada da sanannen karfen 18Cr-8Ni da babban silsilar karfen Cr-Ni da aka kirkira ta hanyar kara abun ciki na Cr da Ni tare da kara Mo, Cu, Si, Nb, Ti da sauran abubuwa akan wannan. Austenitic bakin karfe ba Magnetic ba ne kuma yana da babban tauri da filastik, amma ƙarfinsa kaɗan ne, kuma ba shi yiwuwa a ƙarfafa shi ta hanyar canjin lokaci. Ana iya ƙarfafa shi kawai ta hanyar aikin sanyi. Idan an ƙara abubuwa kamar S, Ca, Se, Te, yana da kyawawan kaddarorin injina.

 

Ra'ayoyi masu sauri don Austenitic Bakin Karfe
Babban Haɗin Sinadari	Cr, Ni, C, Mo, Ku, Si, Nb, Ti
Ayyuka	Ba Magnetic ba, babban tauri, babban filastik, ƙarancin ƙarfi
Ma'anarsa	Bakin karfe tare da tsarin austenitic a dakin da zafin jiki
Makin Wakili	304, 316, 1.4310, 1.4301, 1.4408
Injin iya aiki	Gaskiya
Weldability	Gabaɗaya mai kyau sosai
Yawan Amfani	Injin abinci, Hardware, Sarrafa sinadarai...da sauransu

 

Simintin gyare-gyaren Motoci ta hanyar Zuba Jari na Bakin Karfe na Autenitic

 

Austenitic bakin karfe kuma na iya samar da simintin gyare-gyare, yawanci tatsarin simintin zuba jari. Domin inganta ruwan narkakkar karfe da inganta aikin simintin gyare-gyare, ya kamata a daidaita abun da ke ciki na simintin ƙarfe ta hanyar ƙara abun ciki na siliki, faɗaɗa kewayon chromium da nickel abun ciki, da ƙara iyakar ƙazanta na sulfur na ƙazanta.

Austenitic bakin karfe ya zama m-maganin bi da kafin amfani, don haka kamar yadda ya kara da m bayani na daban-daban precipitates kamar carbides a cikin karfe a cikin austenite matrix, yayin da kuma homogenizing da tsarin da kuma kawar da danniya, don haka kamar yadda don tabbatar da kyau kwarai Lala juriya da kuma inji Properties. Madaidaicin tsarin maganin maganin shine sanyaya ruwa bayan dumama a 1050～1150 ℃ ( sassan bakin ciki kuma ana iya sanyaya iska). Maganin zafin jiki na maganin ya dogara da digiri na alloying na karfe: Molybdenum-free ko low-molybdenum karfe maki ya zama ƙasa (≤1100 ℃), kuma mafi girma alloyed maki kamar 00Cr20Ni18Mo-6CuN, 00Cr25Ni22Mo2N, da dai sauransu ya zama mafi girma ( 1080 ~ 1150) ℃).

Austenitic 304 bakin karfe farantin karfe, wanda aka ce yana kawo tsatsa mai ƙarfi da juriya na lalata, kuma yana da kyakkyawan filastik da tauri, wanda ya dace da tambari da ƙira. Tare da yawa na 7.93g/cm3, 304 bakin karfe ne na kowa bakin karfe, kuma aka sani da 18/8 bakin karfe a cikin masana'antu. Kayan sa na karfe suna da juriya ga yanayin zafi kuma suna da kyawawan kaddarorin sarrafawa, don haka ana amfani da su sosai a masana'antu da masana'antar kayan ado da masana'antar abinci da magunguna.