Ƙarfe Mai Girma Mai Girma

Roll wani muhimmin sashi ne namirgina niƙain akarfe mirgina niƙa, Yin amfani da nau'i-nau'i ko rukuni na rolls don mirgina matsi da aka haifar lokacin mirgina karfe.An fi fuskantar shi ga jujjuyawa mai ƙarfi da tsayin daka, lalacewa da canjin yanayin zafi.

Rolling Mill Rollsan kasu kashi biyu na zafafan nadi da nadi mai sanyi.

Abubuwan da aka fi amfani da su don Rolls masu sanyi sun haɗa da 9cr, 9cr2, 9crv, 8crmov, da sauransu.

Abubuwan gama gari na nadi mai zafi sune 55mn2,55cr,60crmnmo,60simnmo,da sauransu.Ana amfani da rolls masu zafi wajen sarrafa buɗaɗɗen billets, faranti masu kauri, sassan da sauransu.An hõre da karfi mirgina sojojin, tsanani lalacewa da thermal gajiya effects, da zafi Rolls aiki a high yanayin zafi da kuma ba da damar diamita lalacewa ta naúrar na aiki, don haka ba ya bukatar surface taurin, kawai high ƙarfi, tauri da kuma zafi juriya.Hot Rolls kawai amfani da gaba ɗaya daidaitawa ko quenching, buƙatun taurin saman hb190 ~ 270.

Aikace-aikace nahigh-gudun karfe Rollswani muhimmin bangare ne na ci gaban samar da narkar da karafa na zamani, wanda shi ne babban sauyi a ci gaban masana'antar karafa biyo bayan kere-kere, sarrafa mirgina da fasahar sanyaya.Ƙarfe mai saurin guduan yi amfani da su sosai a fagen farantin karfe, sashe, mashaya da sandar igiyar waya, ba kawai don jujjuyawar aiki ba, har ma don jujjuyawar tallafi.Kyakkyawan juriya na juriya na ƙarfe mai sauri ba zai iya rabuwa da halayensa daban-daban daga nadi na gargajiya.