Girma "Od: 1 \ / \ / 2" ~ 48 "
Grades 309 \ / 309s sune alamun chromium-nickel bakin karfe galibi ana amfani da amfani da su a cikin aikace-aikacen zazzabi. Saboda babban abun ciki da abun ciki na nickel, aji 309 \ / 309 bututu mai tsayayya da lalata jiki kuma yana da kyakkyawan juriya ga rashin daidaituwa. 309 Bakin karfe Threaded sanduna sune Ausenitic bakin karfe Karfe mai rufewa da sandunan da aka yi daga wani riguna waɗanda ke ɗauke da chromium da nickel. Bakin karfe 309 Aka Biriya Rod don ƙarancin zafin jiki da ƙananan wuraren lalata. Bugu da ƙari, 309 bakin karfe yana da mafi kyawun juriya fiye da 304 saboda mafi girman Nickel da abun ciki na Chromium. Anyi amfani da Alloy a cikin sassan wuta, manyan zafin jiki na zazzabi, welding waya da bangarorin katako.
304,304L Ausenitic bakin karfe shine mafi yawan abin da ke gaba kuma a yi amfani da bakin karfe. Suna nuna kyakkyawan lalata juriya a cikin mahimman mahalli masu yawa. Type 304 da 304l bakin karfe kasuwanci kasuwanci na nuna kyakkyawan machinable da kyau weldability tare da ko ba tare da filler metarin karin karfe ba.