Bakin Karfe Zuba Jari

A RMC Foundry, mafi yawanbakin karfe simintin gyaran kafaana samar da kakin zuma bataccetsarin simintin zuba jarisaboda girman daidaito. Bakin karfe (SS a takaice) shine takaitaccen bakin karfe da juriyar acid. Ana kiransa bakin karfe wanda ke da juriya ga raunanan kafofin watsa labarai kamar iska, tururi, da ruwa. Karfe lalata ana kiransa karfe mai jurewa acid. Za mu iya zuba da yawa sub-categories bakin karfe irin su Ferritic Bakin Karfe, Martensitic Bakin Karfe, Austenitic Bakin Karfe, Hazo Hardening Bakin Karfe kazalika daDuplex Bakin Karfe(DSS). Austenitic bakin karfe, wanda ke nufin rukunin bakin karfe tare da tsarin austenitic a dakin da zafin jiki, shine nau'in bakin da aka fi amfani dashi don simintin saka hannun jari. 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). A wasu yankuna, bakin karfe na austenite kuma ana kiransa jerin bakin karfe 300. 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.