Ana amfani da bakin ƙarfe mai suna chromium nickel mai amfani da shi a masana'antar abinci, masana'antar sinadarai da kuma masana'antar mai. Tare da yanayin zafi har zuwa 400°C, wannan matakin yana nuna kyakkyawan ƙarfi da juriya ga tsatsa gaba ɗaya. Bugu da ƙari, wannan matakin ya dace da hanyoyin walda na TIG, MAG da hannu.
Bututu Grade:TP304, AISI 304, EN 1.4301, UNS S30400
Nau'in Bututu:Ba shi da sumul, an yi masa walda (ERW/EFW)
Tsarin Bututu:Madaidaiciya, Yanka-zuwa-Tsawon, Spools na Musamman
Ƙarshen Fuskar:Maganin da aka yi wa ado da kuma aka yi wa ado, an yi wa ado da kyau, an goge shi (Grit 180, 240, 320, 400)