Ƙarfe mai zafi da aka yi birgima wani ƙarfe ne da aka samar ta hanyar yin mirgina mai zafi, wanda yawanci yana da manyan kaddarorin inji da fa'idodin aikace-aikace. Mai zuwa shine cikakken bincike akan sandunan da aka yi birgima mai zafi:
Tsarin mirgina mai zafi: Ana yin mirgina mai zafi ta hanyar sarrafa billet ɗin ƙarfe a hankali a ƙarƙashin yanayin zafi mai zafi ta hanyar jerin matakan juyi (kamar ci gaba da yin simintin gyare-gyare na blank → rough rolling → matsakaici mirgina → kammala mirgina, da sauransu).
A cikin wannan tsari, billet ɗin ƙarfe yana dumama zuwa babban zafin jiki sannan kuma a yi birgima sau da yawa ta cikin injin na'ura don samar da siffar sandar da ake buƙata da girman. Wannan tsari zai iya inganta tsarin ciki da mahimmanci na kayan aiki, yana ba shi mafi kyawun kayan aikin injiniya da kayan aiki.
Zafafan birgimaƙirƙira sandunan ƙarfeana amfani da su sosai a fannoni daban-daban, gami da amma ba'a iyakance ga:
Kayan aikin injiniya: ana amfani da su don kera sassa da sassa na kayan aikin injiniya daban-daban, kamar bearings, gears, shafts, da sauransu.
Masana'antar kera motoci: ana amfani da su don kera tsarin watsawa, tsarin dakatarwa, sassan injin, da sauransu don motoci.
Injiniyan Gine-gine: ana amfani da su don kera kayan ƙarfe don gini, kamar ginshiƙan ƙarfe, katako na ƙarfe, sandunan ƙarfe, da sauransu.
Aerospace: Saboda ƙarfinsa da tsayinsa, ƙirƙira mai zafi mai zafisandunan karfeHakanan ana amfani da su sosai a fagen sararin samaniya, kamar kera injinan jirgin sama, kayan saukarwa da sauran mahimman abubuwan.
A ranar 3 ga Satumba, 2024, Hukumar Yaki da Karya Tattalin Arzikin Kasa ta Chile (CNDP) ta sanar da matakin da ta yanke na kawo karshen binciken da ake yi na hana zubar da jini (AD) kan jabun da aka yi.sandunan karfedon kera ƙwallan niƙa tare da diamita na ƙasa da inci 4 waɗanda suka samo asali daga China, suna ba da shawarar kada a sanya ayyukan AD.
Sakamakon haka, ayyukan AD na wucin gadi akan sandunan ƙarfe da ƙwallaye, tare da adadin haraji na 33.5% da 24.9% da aka saita a cikin Afrilu, za a ƙare.
An rarraba samfurin da abin ya shafa ƙarƙashin lambar HS 7228.3000.
Lokacin aikawa: Satumba-13-2024