Inqubo ye-Nickel Alloys Heat Treatment ngokuvamile ihlanganisa izinqubo ezintathu zeukushisa, ukulondoloza ukushisa,futhiukupholisa, futhi ngezinye izikhathi kunezinqubo ezimbili kuphela zokushisa nokupholisa.Lezi zinqubo zixhunyiwe futhi aziphazamiseki.
Lapho insimbi ishisa, i-workpiece ivezwa emoyeni, futhi i-oxidation kanye ne-decarburization ivame ukwenzeka (okungukuthi, okuqukethwe kwekhabhoni ebusweni bezingxenye zensimbi kuyancishiswa), okunomthelela omubi kakhulu ezindaweni ezingaphezulu zensimbi. izingxenye emva kokwelashwa kokushisa.Ngakho-ke, izinsimbi ngokuvamile kufanele zishiswe endaweni elawulwayo noma emkhathini ovikelayo, usawoti oncibilikisiwe , kanye ne-vacuum, futhi izinto zokumboza noma zokupakisha nazo zingasetshenziselwa ukuvikela nokufudumeza.
Ukushisa kokushisa kungenye yemingcele yenqubo ebalulekile yenqubo yokwelapha ukushisa.Ukukhethwa nokulawula izinga lokushisa lokushisa kuyindaba eyinhloko yokuqinisekisa ikhwalithi yokwelashwa kokushisa.Izinga lokushisa lokushisisa liyahlukahluka ngezinto zensimbi ezicutshungulwayo kanye nenjongo yokwelashwa kokushisa, kodwa ngokuvamile kushisa ngaphezu kwezinga lokushisa lokushintsha kwesici esithile ukuze kutholwe isakhiwo sezinga lokushisa eliphezulu.Ngaphezu kwalokho, ukuguqulwa kudinga isikhathi esithile.Ngakho-ke, lapho ubuso be-workpiece yensimbi bufinyelela ekushiseni okushisa okudingekile, kufanele kugcinwe kulokhu kushisa isikhathi esithile ukuze wenze amazinga okushisa angaphakathi nangaphandle ahambisane futhi aqedele ukuguqulwa kwe-microstructure.Lesi sikhathi sibizwa ngokuthi isikhathi sokubamba.Uma kusetshenziswa ukushisisa okunamandla amakhulu kanye nokwelashwa kokushisa okungaphezulu, isivinini sokushisisa siyashesha kakhulu, futhi ngokuvamile asikho isikhathi sokubamba, kuyilapho isikhathi sokubamba sokwelashwa kwamakhemikhali sivame ukuba side.
Ukupholisafuthi kuyisinyathelo esibalulekile enqubweni yokwelapha ukushisa.Indlela yokupholisa iyahlukahluka kusuka enkambisweni kuya kunqubo, futhi into eyinhloko ukulawula izinga lokupholisa.Ngokuvamile, ukupholisa kunezinga lokupholisa elihamba kancane, izinga lokupholisa elijwayelekile liyashesha, futhi izinga lokupholisa lokucisha liyashesha.Nokho , kunezidingo ezahlukene ngenxa yezinhlobo ezahlukene zensimbi .Isibonelo, insimbi eqinile engenalutho ingacinywa ngesilinganiso sokupholisa esifanayo njengokujwayelekile .
Isikhathi sokuthumela: Apr-12-2021
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