Tasirin zafin jiki na dumama da lokacin rufewa akan tsarin ƙirƙira na ingots na ƙarfe. Zazzabi mai zafi da lokacin rufewa sune manyan sigogi biyu a cikin tsarin ƙirƙira na ingots na ƙarfe, waɗanda kai tsaye ke shafar filastik na blank da ingancin samfurin ƙarshe. Lokacin zabar zafin zafin jiki mai dacewa, ya zama dole a yi la'akari da nau'in sinadarai na karfe da kuma buƙatun tsarin ƙirƙira.
Da fari dai, bari mu sami zurfafa fahimtar tasirin zafin zafi akan ingots na ƙarfe. Yawan zafin jiki na dumama na iya haifar da hatsin da ke cikin karfen ingot yayi girma da sauri, ta haka zai rage robobin kayan. A gefe guda kuma, idan zafin zafin jiki ya yi ƙasa sosai, yana iya haifar da rashin isasshen dumama, wanda zai haifar da rashin daidaituwar yanayin zafi na ingot na karfe wanda hakan ya shafi ingancin ingot ɗin. Sabili da haka, zaɓin zafin zafin jiki mai dacewa yana da mahimmanci don tabbatar da cewa ingot ɗin karfe ya kai abin da ake buƙata.
Dangane da littafin ƙirƙira, zafin jiki na dumama don ƙirƙira ƙarfe ingots ya kamata gabaɗaya ya kasance tsakanin 1150 da 1270 ℃. Koyaya, don lokuta inda rabon ƙirƙira ya kasance ƙasa da 1.5, ana buƙatar yin gyare-gyare masu dacewa. Misali, ga talakawa karfe maki, shawarar dumama zafin jiki ne 1050 ℃ lokacin da ƙirƙira rabo ne 1.5-1.3. A cikin lokuta inda rabon ƙirƙira ya kasance ƙasa da 1.3 ko kuma babu rabon ƙirƙira a cikin gida, ana ba da shawarar rage zafin zafi zuwa 950 ℃.
Bugu da ƙari ga zafin jiki na dumama, lokacin rufewa kuma yana ɗaya daga cikin mahimmin sigogi da ke ƙayyade robobi da daidaiton zafin jiki na ingots na ƙarfe. Tsawon lokacin rufewa kai tsaye yana shafar ko tsakiyar ɓangaren ƙarfe na ingot na iya kaiwa ga zafin ƙirƙira kuma tabbatar da daidaiton rarraba zafin jiki a sassa daban-daban. Tsawon lokacin rufewa a hankali zai iya daidaita yanayin zafi na ciki na ingot na karfe, don haka inganta filastik na ingot da rage nakasawa da lahani na ƙirƙira. Sabili da haka, lokacin zayyana hanyoyin ƙirƙira, ya zama dole don ƙayyadaddun lokacin rufewa don biyan buƙatun ƙirƙira da ƙimar inganci.
A taƙaice, zafin jiki na dumama da lokacin riƙewa sune ma'auni masu mahimmanci a cikin tsarin ƙirƙira na ingots na ƙarfe. Ta zaɓin zafin zafin jiki mai dacewa da lokacin rufewa mai ma'ana, zai iya tabbatar da cewa ingot ɗin ƙarfe ya sami cikakkiyar filastik da ake buƙata kuma tabbatar da daidaiton zafin jiki a sassa daban-daban. Don haka, don manyan ingot ɗin ƙarfe, yana da kyau a yi cajin ingot mai zafi bayan rushewa don guje wa faɗaɗa lahani na ciki da haɗarin fashewar ingot wanda ya haifar da matsalolin zafi da tsarin da ke haifarwa lokacin da aka sanyaya zuwa zafin jiki.
Lokacin aikawa: Janairu-23-2024
