A halin yanzu a cikin kasuwar kasar Sin tallace-tallace nabakin karfeshi ne yafi jerin 300 da jerin 200, bambancin da ke tsakanin su biyu shine adadin abubuwan da ke cikin sinadarai na nickel, wanda ya haifar da su a cikin aiki da farashin babban bambanci.
A halin yanzu matakin farashin nickel, abun ciki na nickel ya ragu sosai 200 jerin bakin karfe farashin kusan rabin jerin bakin karfe 300 ne kawai, lalata da tauri a cikin aikin bazara ya fi muni fiye da jerin 300bakin karfe, wanda kawai ya dace da sarrafa abinci na majalisar da sauran fannoni, idan an yi amfani da shi a cikin ginin, kayan aikin likita, filin kwandon, za a sami matsala mai yawa na ɓoye.Abubuwan da ke cikin nickel na kusan 1% na samfuran jerin 200, ba za a iya fuskantar lalatawar yanayi na gaba ɗaya ba.
300 jerin bakin karfeHar ila yau, an san shi da karfe 18-8, shine kayan haɗin gwiwa, haɗin gwiwa, bututu da bututu mafi yawan amfani da su.18-8 karfe shine ainihin abun ciki na chromium da nickel a cikin 300 jerin bakin karfe, waɗannan kayan a saman kyakkyawan juriya na lalata, amma saboda ƙaddamar da carbon, zai sa abun ciki na chromium ya ragu.Chromium yana haɗawa da carbon a yanayin zafi don samar da chromium carbide, wanda baya jure tsatsa.
400 jerin bakin karfe chromium abun ciki fiye da300 jerin bakin karfeƙananan, amma ba kamar jerin 300 ba suna da matsalolin ajiyar carbon, kuma ana iya magance zafi, amma saboda abun ciki na chromium na 12% kawai na 14%, a cikin yanayin yanayi mai tsanani zai lalata amfani da jerin 300 da ke dauke da 16. % na 20% na chromium, ba zai lalace ba.300 jerin bakin karfe da 400 jerin bakin karfe a cikin wannan ƙarfi.
Lokacin aikawa: Maris-05-2024