Tsarin rayuwa nayi zura daZa'a iya kasu kashi biyu cikakke, ba a cika akigza ba, yaduwar halittu (homogenizing angwing da readlystallization anne undaling bisa ga abun ciki, bukatun da kuma manufar haihuwa.
(1) Cikakke tsari
Ilimin ①apAppic:Matsakaicin Carbon Karfe, Matsakaici Carbon Highd Alley Medun Karfeyi zura da, sassan rolled da sauran magani.
② Anane B
A. Inganta tsarin hatsi, m hatsi, kawar da tsarin widmansan da tsarin bandaki;
B. Rage wuya da Inganta yankan aikin;
C. Kare damuwa na ciki;
D. Jiyya na ƙarshe don sassan da ba shi da mahimmanci.

(2) bai cika tsarin aiwatarwa ba
Ilimin ①apAppic:An bayyana magani na Hypoeutecoid Karfe, Carbon Tsarin Karfe Karfe, ƙananan allon dabara
②purpose of cikakke urnaling:Don kawar da damuwa na ciki game da mirgewa na mirgina, rage wuya da haɓaka tauri.

(3) SPEROOWIDICA
Ilimin ①apAppic:
A. Shiri da zafi mai zafi na kiyayya da kayan aiki da sauran tudun hypeutectocidoc;
B. Cold nankorewa ya gamsu da wata magani na matsakaici da ƙananan carbon stedeji da matsakaiciya da ƙananan carbon.
Mamulan manufar yalwa:
A. Donyi zura daWannan bukatar a yanke, rage wuya da inganta aikinsu;
B. Don inganta filastik na kayan aikin sanyi ba tare da yankan;
Carberide carbide don hana overheating na mai zuwa da kuma shirya don jabu mai zafi na ƙarshe;
D. Girgiza damuwa na ciki.
(4) Annealing underming
①ata na othermal aneerming:mutu karfe, alloy karfe sun kada kbagewa, sassan stamping sassa.
②he fa'idodi na aneermal otherming:Zai iya rage yanayin rufin da rage farashin samarwa.