304/304L Bakin Karfe Tube bututu

ASTM A312 ASTM A269 ASME SA 213 / ASTM A213 TP304, EN 10216-5 1.4301 bakin karfe shine bambancin 18% chromium - 8% nickel austenitics bakin karfe, mafi saba kuma galibi ana amfani da gami a cikin dangin bakin karfe.Ana yin la'akari da wannan bakin karfe don aikace-aikace iri-iri akan kyakkyawan juriya na lalata, ƙirƙira sauƙi, ingantaccen tsari, da ƙarfi mai ƙarfi tare da ƙarancin nauyi.
304 Bakin Karfe shine daidaitaccen "18/8" bakin karfe;shi ne mafi m da kuma mafi yadu amfani da bakin karfe, samuwa a cikin fadi da kewayon kayayyakin, siffofin da kuma gama fiye da kowane.Yana da kyau kwarai forming da walda halaye.Daidaitaccen tsarin austenitic na Grade 304 yana ba shi damar zana mai zurfi ba tare da annashuwa na tsaka-tsaki ba, wanda ya sanya wannan matakin ya mamaye kera ɓangaren bakin karfe da aka zana kamar nutse, fakiti-ware da kwanon rufi.Don waɗannan aikace-aikacen ya zama ruwan dare don amfani da bambance-bambancen “304DDQ” (Deep Drawing Quality) na musamman.
Mataki na 304 birki ne da sauri ko yin birki a cikin sassa daban-daban don aikace-aikacen masana'antu, gine-gine, da filayen sufuri.Grade 304 kuma yana da fitattun halayen walda.Ba a buƙatar annealing bayan walda lokacin walda sassan bakin ciki.
Grade 304L, ƙananan sigar carbon na 304, baya buƙatar ƙarar walƙiya bayan walda don haka ana amfani da shi sosai a cikin ɓangaren nauyi (sama da 6mm).Mataki na 304H tare da mafi girman abun ciki na carbon yana samun aikace-aikace a matsanancin zafin jiki.Tsarin austenitic kuma yana ba waɗannan maki kyakkyawan tauri, har zuwa yanayin zafi.