Lapho ama-forging ashiselwa, isikhathi sokuhlala side kakhulu ekushiseni okuphezulu, umoya-mpilo osesithandweni kanye nomoya-mpilo osemhwamukeni wamanzi kuhlangana nama-athomu ensimbi ezinto zokubumba kanye nokwenzeka kwe-oxidation kubizwa ngokuthi i-oxidation. I-Fusible eyakhiwe ukunamathela kwe-iron oxide ebusweni besikhumba se-oxide eqinile, njengokubumba ngaphambi kokukhipha ukungcola, ingacindezelwa ebusweni be-forging, ihlanzwe noma ngemva kokukhetha, i-sag exebukayo eyakheka.indawo yokuqambai-pitting, engathi sína lapho kwenziwa usayizi wejiyomethri, isibonelelo somshini, noma umphumela wokunganeli nokwenza izingxenye ezinobuso obumnyama ku-scrap, kuzoba nomthelela ekunembeniama-forgings afe.
Izindlela zokuvimbela i-oxidation yilezi:
(1) ukunciphisa isikhathi sokuhlala ekushiseni okuphezulu lapho i-forging ifudumala, yenza ukufudumeza okusheshayo, futhi uzame ukusebenzisa indlela yokusebenza yokulayisha okuncane nokulayisha njalo.
(2) gcina umoya omncane we-oxidation esithandweni somlilo, wehlise umhwamuko wamanzi esithandweni, wenze ukufudumeza okuncane kwe-oxidation noma ukuvikela ukwelashwa okunamathelayo;
(3) gcina umfutho omncane omuhle esithandweni ukuze uvimbele umoya obandayo ukuthi ungangeni esithandweni.
(4) ngemva kokuba i-fa forging ishisisiwe, ibhulashi, amanzi anomfutho ophezulu (ingcindezi okungenani i-10Mpa) shaya noma usebenzise i-deformation (inqobo nje uma kukhona i-0.05% yensimbi yesakhiwo? I-0.2% yezinga lokuguqulwa) ukususa isikali se-oxide.
Isikhathi sokuthumela: Apr-15-2021