Karfe an lasafta shi azaman ƙarfe na gami, wanda aka yi shi daga sauran abubuwan sinadarai kamar ƙarfe da carbon.Saboda tsananin ƙarfinsa da ƙarancin tsadarsa, ƙarfe yana da amfani da yawa ta hanyoyi daban-daban a zamanin yau, kamar yadda ake yin shi.square karfe bututu, rectangular karfe bututu, madauwari karfe bututu, Karfe faranti,kayan aikin bututu marasa daidaituwa, bayanan martaba, da dai sauransu, ciki har da amfani da karfe wajen bunkasa sababbin fasaha.Masana'antu da yawa sun dogara da karafa, gami da amfani da shi wajen gine-gine, kayayyakin more rayuwa, kayan aiki, jiragen ruwa, motoci, injina, na'urorin lantarki, da makamai.
1. Karfe yana faɗaɗa sosai lokacin zafi.
Duk karafa suna faɗaɗa lokacin zafi, aƙalla zuwa wani wuri.Idan aka kwatanta da sauran karafa da yawa, ƙarfe yana da babban matakin faɗaɗawa.Matsakaicin adadin haɓakar haɓakar ƙarfe na thermal shine (10-20) × 10-6/K, mafi girman ƙimar kayan, mafi girman nakasar bayan dumama, kuma akasin haka.
Ƙididdigar layi na ma'anar faɗaɗa thermal α L:
Ƙwaƙwalwar dangi na abu bayan haɓakar zafin jiki na 1 ℃
Ƙimar haɓakar haɓakar thermal ba ta dindindin ba ce, amma ɗan canje-canje tare da zafin jiki kuma yana ƙaruwa da zafin jiki.
Ana iya amfani da wannan a fannoni da yawa, gami da amfani da ƙarfe a fasahar kore.A fagen inganta fasahar makamashin kore a karni na 21, masu bincike da masu kirkiro suna yin nazari tare da yin la'akari da fadada karfin karfe, koda kuwa yanayin yanayin yanayi ya kara karuwa.Hasumiyar Eiffel shine mafi kyawun misali na faɗaɗa adadin ƙarfe lokacin zafi.Hasumiyar Eiffel a haƙiƙa tana da tsayin inci 6 a lokacin rani fiye da sauran lokutan shekara.
2. Karfe yana da ban mamaki ga muhalli.
Mutane da yawa suna ƙara damuwa game da kare muhalli, kuma waɗannan mutane suna ci gaba da neman hanyoyin da za su ba da gudummawa don kare kai har ma da inganta duniya da ke kewaye da mu.Dangane da haka, yin amfani da karfe hanya ce ta bayar da gudummawa mai kyau ga muhalli.A kallo na farko, ƙila ba za ku yi tunanin cewa ƙarfe yana da alaƙa da "kore" ko kare muhalli ba.Gaskiyar ita ce, saboda ci gaban fasaha a ƙarshen ƙarni na 20 da 21, ƙarfe ya zama ɗayan samfuran da ba su dace da muhalli ba.Mafi mahimmanci, ana iya sake amfani da karfe.Ba kamar sauran karafa da yawa, ƙarfe ba ya rasa wani ƙarfi yayin aikin sake yin amfani da shi.Wannan ya sa karfe ya zama mafi yawan abubuwan da aka sake sarrafa su a duniya a yau.Ci gaban fasaha ya haifar da sake yin amfani da ƙarfe mai yawa a kowace shekara, kuma tasirin yanar gizon yana da nisa.Sakamakon wannan juyin halitta, makamashin da ake buƙata don samar da ƙarfe ya ragu da fiye da rabi a cikin shekaru 30 da suka gabata.Rage gurbatar yanayi ta hanyar amfani da ƙarancin makamashi yana kawo fa'idodin muhalli masu mahimmanci.
3. Karfe na duniya ne.
A zahiri, ƙarfe ba wai kawai yaɗuwa da amfani da shi a duniya ba, amma baƙin ƙarfe shine sinadari na shida mafi yawan al'ada a sararin samaniya.Abubuwa shida na duniya sune hydrogen, oxygen, iron, nitrogen, carbon, da calcium.Wadannan abubuwa guda shida suna da inganci da yawa a duk fadin duniya kuma su ne muhimman abubuwan da suka hada da sararin samaniya.Ba tare da waɗannan abubuwa guda shida a matsayin ginshiƙi na sararin samaniya ba, ba za a iya samun rayuwa, ci gaba mai dorewa, ko wanzuwa na har abada ba.
4. Karfe shine jigon ci gaban fasaha.
Al'adar da aka yi a kasar Sin tun daga shekarun 1990 ya tabbatar da cewa bunkasuwar tattalin arzikin kasa na bukatar masana'antar karafa mai karfi a matsayin yanayin tallafi.Karfe zai kasance babban kayan gini a karni na 21.Ta fuskar yanayin albarkatun duniya, sake yin amfani da su, aiki da farashi, buƙatun ci gaban tattalin arzikin duniya, da ci gaba mai dorewa, masana'antar karafa za ta ci gaba da bunƙasa da ci gaba a cikin ƙarni na 21st.
Lokacin aikawa: Afrilu-21-2023
