ASTM A249 TP 304 Bututun Bakin Karfe Mai Walda Tunda ana amfani da shi da ƙarfe 304 a cikin ƙera shi na iya rage farashin dukkan aikin. Ana samun ƙarfen sosai a kasuwannin duniya, kuma saboda ingancinsa na injiniya, Bututun Bakin Karfe Mai Walda na ASTM A249 yana da sauƙin daidaitawa don amfani da shi a aikace-aikace iri-iri, kamar bututun mai, masu musayar zafi, tukunyar ruwa, da masu dumama ruwa.
Darajan Tube:TP304, AISI 304, EN 1.4301, UNS S30400
Nau'in Bututu:An haɗa
Tsarin Bututu:Madaidaiciya, Lanƙwasa U, Guda-zuwa-Tsawon Yanka
Ƙarshen Fuskar:Maganin da aka yi wa ado da kuma aka yi wa ado (AP), Mai haske (BA), Mai gogewa