Bakin karfe farantin yi: juriya na lalata

Bakin karfe yana da juriyar lalata gabaɗaya kama da mara ƙarfi nickel-chromium alloy 304. Tsawan dumama a cikin kewayon zafin jiki na chromium carbide digiri na iya shafar alloys 321 da 347 a cikin kafofin watsa labarai masu lalata. Yawanci ana amfani dashi a aikace-aikacen zafin jiki mai girma, ana buƙatar kayan don samun juriya mai ƙarfi ga hankali don hana lalata intergranular a ƙananan yanayin zafi.

high zafin jiki hadawan abu da iskar shaka juriya

Bakin karfe faranti suna da juriya ga yanayin zafi mai zafi, amma ƙimar iskar shaka za ta shafi abubuwan da suka dace kamar yanayin fallasa da siffar samfur.

kaddarorin jiki

Gabaɗayan madaidaicin canjin zafi na ƙarfe ya dogara da wasu abubuwan ban da yanayin zafin ƙarfen. A mafi yawan lokuta, ƙarancin zafi na fim ɗin, ma'aunin oxide da yanayin yanayin ƙarfe. Bakin karfe yana kiyaye tsaftar saman, don haka yana gudanar da zafi fiye da sauran karafa tare da mafi girman yanayin zafi. Liaocheng Suntory Dokokin Karfe Bakin Karfe 8. Matsayin Fasaha don Bakin Karfe Faranti Babban ƙarfin ƙarfe mai ƙarfi tare da kyakkyawan juriya na lalata, aikin lankwasawa, taurin sassa masu walda, da hatimin aiki na sassan walda da hanyoyin masana'anta. Musamman, yana ƙunshe da C: 0.02% ko ƙasa da haka, N: 0.02% ko ƙasa da haka, Cr: 11% ko fiye da ƙasa da 17%, wanda ya ƙunshi Si, Mn, P, S, Al, Ni, da gamsarwa 12≤Cr Mo 1.5Si≤17 . Heat da bakin karfe farantin karfe 1≤Ni 30(CN) 0.5(Mn Cu)≤4, Cr 0.5(Ni Cu) 3.3Mo≥16.0, 0.006≤CN≤0.030 to 850～1250℃, sa'an nan zafi zafi / s jiyya zuwa 1. Ta wannan hanyar, yana iya zama farantin karfe mai ƙarfi mai ƙarfi, wanda tsarinsa ya ƙunshi fiye da 12% ƙarar martensite, yana da babban ƙarfin fiye da 730MPa, juriya na lalata da aikin lankwasawa, kuma yana da kyakkyawan ƙarfi a cikin yankin waldawar zafi. Maimaita amfani da Mo, B, da sauransu na iya inganta aikin tambarin sassan walda.

Harshen iskar oxygen da iskar gas ba zai iya yanke bakin karfe ba saboda bakin karfe ba shi da iskar oxygen da sauki.