Karfe: Abu ne da aka yi da ingot, billet ko ƙarfe ta hanyar sarrafa matsi zuwa siffofi, girma da halaye daban-daban da ake buƙata.
Karfeabu ne mai mahimmanci don gina ƙasa da kuma aiwatar da sabbin abubuwa guda huɗu, waɗanda ake amfani da su sosai, iri-iri, gwargwadon siffar sassa daban-daban, ana raba ƙarfe gabaɗaya zuwa bayanan martaba, faranti, bututu da kayayyakin ƙarfe rukuni huɗu, don sauƙaƙe tsara samar da ƙarfe, samar da oda da kuma yin kyakkyawan aikin gudanarwa. Hakanan an raba shi zuwa manyan layukan dogo, layin dogo mai sauƙi, babban ƙarfe, matsakaicin ƙarfe, ƙaramin ƙarfe,ƙarfe mai sanyi wanda aka samar, ƙarfe mai inganci, waya, farantin ƙarfe mai kauri matsakaici, farantin ƙarfe mai siriri, takardar ƙarfe na silicon na lantarki, ƙarfe mai tsiri, bututun ƙarfe mara sumul, bututun ƙarfe mai walda, samfuran ƙarfe da sauran nau'ikan.
Dole ne a ƙayyade kayan aiki bisa ga buƙatun cibiyar, amfani daban-daban zai sami amsoshi daban-daban, komai irin ƙarfe matuƙar za a iya amfani da shi a cikin kayan aikinsa, mafi kyawun ƙarfe ne, misali, ga masu gini, zai iya daidaitawa da muhalli, ƙarfi mai yawa da ƙarancin farashi shine mafi kyau, don haka masu haɓaka gini suna son amfani da ƙarfen carbon; Ga masu kera kayan ado, kyakkyawan ƙarfe mai karimci, mai sauƙin sarrafawa, ƙarfe mai rahusa shine mafi kyau, don haka suna son amfani da ƙarfe; Ga kamfanonin soja, suna son amfani da ƙarfi mai yawa, babban tauri, ƙarfi, don biyan buƙatun musamman na ƙarfe, don haka zaɓi ƙarfe na musamman na ƙarfe.
Samfurin alamar ƙarfe ba zai iya zama mai ƙwarewa ga dukkan manufofin wuka ba, kamar girman babban machete da ƙananan buƙatun ƙarfe na aljihu sun fi muni, wukake masu nutsewa da wukake da ake amfani da su a cikin busassun yanayi ba iri ɗaya ba ne, kawai a faɗi irin ƙarfe mafi kyau da mafi kyau wanda yake da zurfi sosai, babu mafi kyawun ƙarfe, kawai don takamaiman manufar wuka don samun mafi kyawun ƙarfe, Kuma ingancin wuka ba duka yana cikin ƙarfe ba ne, maganin zafi yana da rabin ko fiye da mahimmanci, maganin zafi shine ruhin ƙarfe.
1. Karfe mara kyau yana da saurin naɗewa. Naɗewa yana faruwa ne ta hanyoyi daban-daban da suka lalace a saman ƙarfe, kuma wannan lahani yakan ratsa ta gefen dogon samfurin gaba ɗaya. Dalilin naɗewa shine saboda masana'antun da ba su da kyau suna neman ingantaccen aiki, yawan matsin lamba ya yi yawa, kunne yana fitowa, birgima na gaba zai naɗe, samfurin da aka naɗe zai fashe bayan lanƙwasawa, kuma ƙarfin ƙarfe zai ragu. 2. Karfe mara kyau sau da yawa yana da kamannin da ba shi da kyau. Fuskar da ba ta da kyau ita ce lahani mara daidaituwa na saman ƙarfe wanda ke faruwa sakamakon lalacewar tsagi mai tsanani. A matsayin masana'antun ƙarfe marasa kyau don neman riba, sau da yawa akwai birgima mai yawa.
3. Faɗin ƙarfe mara kyau yana da saurin yin tabo. Akwai dalilai guda biyu: a. Kayan ƙarfe na jabu ba iri ɗaya ba ne, kuma akwai ƙazanta da yawa. b. Masana'antun kayan aiki marasa kyau suna ba da jagora ga kayan aiki masu sauƙi, suna da sauƙin mannewa, waɗannan ƙazanta suna cizon birgima yana da sauƙin haifar da tabo.
4. Faɗin kayan da ba su da kyau yana da saurin fashewa, saboda billet ɗinsa yana da adobe, porosity na adobe, adobe yana cikin tsarin sanyaya saboda aikin matsin lamba na zafi, da kuma tsagewa bayan birgima.
5. Karfe mara kyau yana da sauƙin karcewa, dalili kuwa shine masana'antun ƙarfe marasa inganci suna da kayan aiki masu sauƙi, masu sauƙin samar da burrs, suna karce saman ƙarfe. Karce mai zurfi yana rage ƙarfin ƙarfe.
6. Karfe mara kyau ba shi da sheƙi na ƙarfe, ja ne mai sauƙi ko kuma kama da launin ƙarfen alade, saboda dalilai biyu, billet ɗinsa adobe ne. 2, zafin birgima na kayan da ba su da kyau ba daidai ba ne, ana auna zafin ƙarfen a gani, don haka ba za a iya birgima shi bisa ga yankin austenitic da aka tsara ba, aikin ƙarfe a zahiri ba zai iya cika ƙa'idar ba.
Bakwai. Sandar da aka yi da ƙarfe mara kyau mai kauri sirara ce kuma ƙasa ce, kuma sau da yawa ba a gamsuwa da abin da ke faruwa na cikawa, saboda masana'anta don cimma babban haƙuri mara kyau, matsin lambar farko na samfurin da aka gama ya yi yawa, siffar ƙarfe ta yi ƙanƙanta, kuma siffar wucewa ba ta cika ba.
Lokacin Saƙo: Nuwamba-29-2023