| Abu | Ƙirƙira | Jerin 'yan wasa |
| Tsarin aiki | Ƙirƙira tsari ne da amfani da injin ƙera ƙarfe don yin ɓoyayyen ƙarfe yana samar da nakasar filastik, don samun wasu halaye na injiniya, siffa da girma. Ta hanyar ƙera ƙarfe na iya kawar da lahani marasa kyau na ƙarfe a cikin tsarin narkewa, inganta tsarin ƙananan abubuwa, kiyaye cikakken kwararar ƙarfe, don haka halayen injin ƙera galibi sun fi kyau fiye da ƙera kayan aiki iri ɗaya. Yawancin mahimman sassan injin waɗanda ke buƙatar babban kaya da yanayin aiki mai tsanani suna amfani da sassan ƙera. | Siminti tsari ne da ake saka ƙarfen ruwa a cikin ramin simintin, bayan sanyaya da tauri don samun sassan da ake buƙata. |
| Kayan Aiki | Kayan ƙera kayan suna amfani da ƙarfe mai zagaye, ƙarfe mai murabba'i. Akwai ƙarfen carbon, ƙarfe mai ƙarfe, bakin ƙarfe da kuma wasu ƙarfe marasa ƙarfe waɗanda galibi ake amfani da su a masana'antar sarari da daidaito. | Siminti yawanci yana amfani da ƙarfe mai launin toka, ƙarfe mai laushi, ƙarfe mai laushi, da ƙarfe mai siminti. Simintin gama gari wanda ba ƙarfe ba ne: tagulla, tagulla na tin, tagulla na wuxi, ƙarfe na aluminum da sauransu. | A ƙarƙashin yanayin da ya dace, ƙarfe mai ƙarfi yana da kyakkyawan aiki a cikin halayen injiniya, yayin da simintin siminti ya fi kyau a cikin ƙera shi. |
| Bayyana | Haɗarin iskar oxygen na ƙarfe yayin aikin zafin jiki mai yawa zai haifar da ɗan ƙaramin ƙwayar kylin a saman haƙoran bokitin da aka ƙirƙira. Haka kuma yayin da ake yin ƙirƙira ta hanyar yin ƙira, bayan cire ramin da ke cikin mold ɗin, za a sami layin rabuwa a cikin haƙoran bokitin da aka ƙirƙira. | Akwai alamun yashi da kuma kiting a saman haƙoran bokitin siminti. |
| Kadarar Inji | Tsarin ƙirƙira zai iya tabbatar da ci gaban zaren ƙarfe, da kuma kiyaye cikakken kwararar ƙarfe, yana tabbatar da kyawawan kaddarorin injiniya da tsawon rayuwar haƙoran bokiti, wanda tsarin jefa ƙuri'a ba shi da misaltuwa. | Idan aka kwatanta da sassan simintin, ana iya inganta tsarin ƙarfe da halayen injiniya bayan ƙera. Tsarin simintin bayan ƙera nakasa mai zafi, babban lu'ulu'u da ƙwayar columnar na asali suna canzawa zuwa ƙananan hatsi, da kuma tsarin sake fasalin isometric iri ɗaya, suna barin tsarin rabuwar asali a cikin ingot, osteoporosis, haɗa porosity slag da sauran ƙananan abubuwa su kasance kusa, don haka inganta ƙarfin ƙarfe da kaddarorin injiniya.
Ƙirƙira shine a sami siffar da ake buƙata ta hanyar danna ƙarfen ta hanyar nakasa ta filastik, yawanci ta hanyar guduma ko matsi. Tsarin ƙera yana ba da kyakkyawan tsari na granular, kuma yana inganta halayen ƙarfe na zahiri, a aikace, tsari mai kyau na iya tabbatar da kwararar hatsi zuwa ga babban matsin lamba. Yayin da ƙera shine don samun abubuwa masu samar da ƙarfe ta hanyar kowane irin hanyoyin ƙera, wato a sanya ƙarfen ruwa a cikin mold ɗin da aka shirya don samun takamaiman siffa, girma da halaye, ta hanyar narkewa, ƙera, allura ko wata hanyar ƙera, da girgiza bayan sanyaya, tsaftacewa da magani na ƙarshe. |
