Kayan aiki: 253Ma, UNS S30815 1.4835
Ma'aunin samarwa: GB/T 14975, GB/T 14976, GB13296, GB9948, ASTM A312, A213, A269, A270, A511, A789, A790, DIN 17458,
DIN 17456, EN 10216, EN 10297, JIS G3459, JIS G3463, JIS G3448, JIS G3446
Girman da ke tsakanin: diamita daga waje daga 6 mm zuwa 609 mm (NPS 1/4″-24″), kauri daga bango 1 mm zuwa 40 mm (SCH5S,10S,40S,80S10,20…..160,XXS)
Tsawon: mita 30 (mafi girma)
Tsarin fasaha: zane mai sanyi ko birgima mai sanyi
Yanayin saman: saman tacewa mai ƙarfi; gogewa ta injiniya; annealing mai haske
Maganin ƙarshe: PE (baki mai faɗi), BE (Bevel)
Marufi: jakar da aka saka / akwatin plywood / akwatin katako na fitarwa
Bayani: Ana iya keɓance bututun ƙarfe mara misali bisa ga buƙatun abokin ciniki
253MA (UNS S30815) ƙarfe ne mai jure zafi wanda aka ƙera don aikace-aikace masu buƙatar ƙarfin shiga mai yawa da juriya ga tsatsa. Yanayin zafin aiki nasa shine 850~1100 °C.
Sinadarin sinadarai na 253MA yana da daidaito, wanda hakan ke sa ƙarfen ya sami cikakkiyar aiki a cikin kewayon zafin jiki na 850°C-1100°C, juriya ga iskar shaka mai ƙarfi, zafin iskar shaka har zuwa 1150°C, da kuma juriya ga tarkace mai ƙarfi. Ƙarfin ƙarfi da fashewa mai ƙarfi; kyakkyawan juriya ga tsatsa mai zafi da juriya ga tsatsa mai ƙarfi a cikin mafi yawan hanyoyin iskar gas; ƙarfin yawan amfanin ƙasa da ƙarfin juriya a yanayin zafi mai girma; kyakkyawan tsari da iya walda, da kuma isasshen ƙarfin injin.
Baya ga abubuwan da ke haɗa ƙarfe chromium da nickel, ƙarfen bakin ƙarfe 253MA kuma yana ɗauke da ƙaramin adadin ƙarfe na ƙasa mai wuya, wanda hakan ke inganta ƙarfinsa na hana tsufa. Ana ƙara sinadarin nitrogen don inganta halayen creep da kuma sanya wannan ƙarfe ya zama mai ƙarfi sosai. Duk da cewa abubuwan da ke cikin chromium da nickel ba su da yawa, irin waɗannan ƙarfen bakin ƙarfe suna da halaye iri ɗaya na zafin jiki kamar ƙarfen ƙarfe mai ƙarfe mai ƙarfi da ƙarfen tushe na nickel.
Lokacin Saƙo: Afrilu-23-2018