Juriya na lalata bakin karfe ya dogara da chromium, amma saboda chromium daya ne daga cikin abubuwan da ke cikin karfe, hanyoyin kariya sun bambanta.Lokacin da ƙari na chromium ya kai 10.5%, juriya na lalata na yanayi na karfe yana ƙaruwa sosai, amma lokacin da abun ciki na chromium ya fi girma, ko da yake ana iya inganta juriya na lalata, ba a bayyane ba.Dalili kuwa shi ne, haɗakar da ƙarfe da chromium yana canza nau'in oxide na sama zuwa oxide mai kama da wanda aka samu akan tsantsar ƙarfe na chromium.Wannan oxide mai arzikin chromium da ke manne da shi yana kare farfajiya daga ƙarin iskar shaka.Wannan Layer Oxide yana da siriri matuƙa, ta inda za a iya ganin ƙyalli na zahiri na saman ƙarfe, yana ba da bakin karfe wani wuri na musamman.Bugu da ƙari, idan Layer Layer ya lalace, filin karfe da aka fallasa zai amsa tare da yanayin don gyara kansa, sake yin wannan oxide "fim ɗin wucewa", kuma ya ci gaba da taka rawar kariya.Sabili da haka, duk abubuwan baƙin ƙarfe suna da halayen gama gari, wato, abun ciki na chromium yana sama da 10.5% .Bugu da ƙari, chromium, abubuwan haɗin da aka saba amfani da su sune nickel, molybdenum, titanium, niobium, jan karfe, nitrogen, da dai sauransu, don biyan buƙatun amfani daban-daban don tsari da kaddarorin bakin karfe.
304 shine babban maƙasudin bakin karfe wanda aka yi amfani da shi sosai don yin kayan aiki da sassan da ke buƙatar kyakkyawan aikin gabaɗaya (lalata juriya da tsari).
Bakin karfe 301 yana baje kolin abubuwan da ke haifar da taurin aiki a lokacin nakasawa, kuma ana amfani da shi a lokuta daban-daban na buƙatar ƙarfi mafi girma.
302 bakin karfe shine ainihin bambance-bambancen bakin karfe 304 tare da babban abun ciki na carbon, wanda zai iya samun ƙarfi mafi girma ta hanyar mirgina sanyi.
302B wani nau'i ne na bakin karfe tare da babban abun ciki na silicon, wanda ke da tsayin daka ga yanayin zafi mai zafi.
303 da 303S e sune nau'ikan bakin karfe masu yankewa kyauta waɗanda ke ɗauke da sulfur da selenium, bi da bi, kuma ana amfani da su a cikin aikace-aikacen da ake buƙatar yankan kyauta da babban saman ƙasa.303Se bakin karfe kuma ana amfani dashi don yin sassan da ke buƙatar tashin hankali mai zafi, saboda a ƙarƙashin waɗannan yanayi, wannan bakin karfe yana da kyakkyawan aiki mai zafi.
304L ƙananan nau'in carbon ne na bakin karfe 304 da ake amfani da shi inda ake buƙatar waldawa.Ƙananan abun ciki na carbon yana rage girman hazo a cikin yankin da zafi ya shafa kusa da walda, wanda zai iya haifar da lalata tsaka-tsakin (weld yashwa) na bakin karfe a wasu wurare.
304N bakin karfe ne mai dauke da nitrogen, kuma ana kara nitrogen don kara karfin karfen.
305 da 384 bakin karfe sun ƙunshi babban nickel kuma suna da ƙarancin ƙarfin ƙarfin aiki, yana sa su dace da aikace-aikacen daban-daban waɗanda ke buƙatar tsari mai sanyi.
Ana amfani da bakin karfe 308 don yin na'urorin lantarki.
309, 310, 314 da 330 bakin karfe suna da inganci sosai, don haɓaka juriya na iskar shaka da ƙarfi na ƙarfe a babban zafin jiki.30S5 da 310S bambance-bambancen 309 da 310 bakin karfe ne, kawai bambanci shine cewa abun cikin carbon yana da ƙasa, don rage hazo na carbide kusa da walda.330 bakin karfe yana da babban juriya na musamman ga carburization da juriya na thermal.
Nau'o'in 316 da 317 bakin karfe sun ƙunshi aluminum kuma saboda haka sun fi ƙarfin juriya ga lalatawa fiye da 304 bakin karfe a cikin yanayin masana'antar ruwa da sinadarai.Daga cikin su, 316 bakin karfe bambance-bambancen karatu hada da low carbon bakin karfe 316L , nitrogen-dauke da high-ƙarfi bakin karfe 316N, da free-yanke bakin karfe 316F tare da babban sulfur abun ciki.
321, 347 da 348 an daidaita bakin karfe tare da titanium, niobium da tantalum da niobium bi da bi, waɗanda suka dace da abubuwan walda waɗanda aka yi amfani da su a yanayin zafi mai yawa.348 wani nau'i ne na bakin karfe wanda ya dace da masana'antar makamashin nukiliya, wanda ke da wasu ƙuntatawa akan adadin tantalum da lu'u-lu'u.
Lokacin aikawa: Mayu-06-2023