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Bambanci Tsakanin Karfe Mai Zafi da Ƙarfe Mai Sanyi

Abokan ciniki sau da yawa suna tambayar mu game da bambance-bambancen da ke tsakanin karfe mai zafi da sanyi.Akwai wasu bambance-bambance na asali tsakanin waɗannan nau'ikan ƙarfe guda biyu.Bambance-bambancen da ke tsakanin karfe mai zafi da sanyi na birgima yana da alaƙa da yadda ake sarrafa waɗannan karafa a injin niƙa, ba ƙayyadaddun samfur ko daraja ba.Ƙarfe mai zafi ya haɗa da mirgina karfe a yanayin zafi mai zafi, inda aka kara sarrafa ƙarfe mai sanyi a cikin injinan rage sanyi inda aka sanyaya kayan ya biyo baya da gurɓatawa da / ko fushi.

Hot Rolled Karfe
Motsi mai zafi tsari ne na niƙa wanda ya haɗa da mirgina karfe a matsanancin zafin jiki (yawanci a zafin jiki sama da 1700F), wanda ke sama da zafin sake sake fasalin karfe.Lokacin da karfe yana sama da zafin jiki na recrystallization, ana iya siffata shi kuma a samar da shi cikin sauƙi, kuma ana iya yin ƙarfen cikin girma da yawa.Ƙarfe mai zafi yana da arha fiye da na'ura mai sanyi saboda gaskiyar cewa sau da yawa ana yin shi ba tare da wani jinkiri ba a cikin tsari, don haka sake dumama karfen ba a buƙatar (kamar yadda yake da sanyi).Lokacin da karfe ya huce zai yi raguwa kaɗan don haka yana ba da ƙarancin iko akan girman da siffar ƙaƙƙarfan samfurin idan aka kwatanta da sanyin birgima.

Amfani: Ana amfani da samfuran birgima masu zafi kamar sandunan ƙarfe masu zafi a cikin walda da sana'ar gini don yin hanyoyin jirgin ƙasa da I-beams, alal misali.Ana amfani da ƙarfe mai zafi a yanayi inda ba a buƙatar takamaiman siffofi da haƙuri.

Cold Rolled Karfe
Karfe mai sanyi shine ainihin ƙarfe mai zafi wanda ya sami ƙarin sarrafawa.Ana kara sarrafa karfen a cikin injinan rage sanyi, inda aka sanyaya kayan (a dakin da zafin jiki) sannan annealing da/ko zazzage fushi.Wannan tsari zai samar da karfe tare da jurewar girma kusa da kewayon ƙarewar saman.Kalmar Cold Rolled an yi amfani da ita cikin kuskure akan duk samfuran, lokacin da ainihin sunan samfurin yana nufin mirgina takarda mai lebur da samfuran nada.

Lokacin magana akan samfuran mashaya, kalmar da aka yi amfani da ita ita ce “ƙarewa sanyi”, wanda yawanci ya ƙunshi zane mai sanyi da/ko juyawa, niƙa da gogewa.Wannan tsari yana haifar da mafi girman maki kuma yana da manyan fa'idodi guda huɗu:

Zane mai sanyi yana ƙara yawan amfanin ƙasa da ƙarfi, sau da yawa yana kawar da ƙarin tsadar jiyya na thermal.
Juyawa yana kawar da rashin lahani.
Nika yana ƙunƙuntattun kewayon haƙuri na girman asali.
Gyaran fuska yana inganta ƙarewar ƙasa.
Duk samfuran sanyi suna ba da kyakkyawan ƙarewa, kuma sun fi ƙarfin juriya, daɗaɗawa, da daidaitawa idan aka kwatanta da birgima mai zafi.

Sandunan da aka gama sanyi galibi suna da wahalar aiki da su fiye da birgima mai zafi saboda ƙarar abun cikin carbon.Duk da haka, ba za a iya faɗi wannan ba game da takardar da aka yi birgima mai sanyi da takarda mai zafi.Tare da waɗannan samfura guda biyu, samfurin birgima yana da ƙarancin abun ciki na carbon kuma yawanci ana shafe shi, yana mai da shi laushi fiye da takardar birgima.

Amfani: Duk wani aiki inda juriya, yanayin saman ƙasa, daɗaɗawa, da daidaitawa sune manyan abubuwan.


Lokacin aikawa: Dec-03-2021

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