JuH > exhibition > 'a ghIH
forging cheH
Jan 07, 2017
chaq casting processing meQ baS refers furnace chaq qaStaHvIS, blank Hat vegh jenwI' ngaghwI' jen Hat, yoS 'emDaq poH tuj tuj yInSIp latlh oxidation nga'chuq SIp penetration seeping baS tIr SabtaHbogh poS tlhab, 'ej 'ej 'op ngeD tet oxide total qut Sut HabmoHwI', sulfur 'ej carbon, oxidation, Dumerbe' , tIr SabtaHbogh contact ghaj QIH, Hap 'u' sharply reduced mep chenmoH. meQ Sagh baS, ghorgh tlhap pe'vIl vaj pumDI', neH wa' click qoghlIj, 'ej Dunbogh jom wochbogh ghor transverse pe'vIl DeSDu' qul vaj pumDI' qoghlIj.
pe'vIl vaj pumDI' qoghlIj copper-brittleness yo'a'neS Hajmo' neH forging ghor. HeghDI' jIH legh jen magnification, meqlaHchaj SuD copper (copper pagh Sub taS) along tIr veH distributed. furnace remnants copper oxide, tuj, billet 'ej revert tlhab copper oxidation DeSDu' jen Hat yoDSutlIj naQ, SabtaHbogh tIr link pujchoH molten yoDSutlIj naQ along austenite tIr veH Atomic expansion. loQ addition ghaH jen copper 'a ghIH qaStaHvIS yoDSutlIj naQ [> 2 vatlhvI' (MaQa' fraction)], such as Qo'noS heating neH oxidize muD, Dumerbe' Sut HabmoHwI' oxide copper-mIp patlh bopummeH DIr, yoDSutlIj naQ brittle luH.
burns 'ej overheat Hat veH strict. generally tet tIr 'ej Dunbogh jom ghor oxidation yIlo' qul 'ej vaj features. carbon yoDSutlIj naQ, 'ej intergranular, rigorous oxidation HeghDI' meQ tool yoDSutlIj naQ (hss, cr12 yoDSutlIj naQ) Hub'eghtaHvIS ghorgh tIr veH muHIvtaHbogh tet overburning, 'ej fishbone ledeburite Dumerbe'. aluminum meQ ghorgh tet tIr veH triangle 'eb 'ej So'meH molten QujmeH moQ. jatlhqa'. qaSpu'DI' forging scrap ghaj meQ, pIj unable pol.
heating 'ay' yIteb ingots yoDSutlIj naQ 'eS thermal conductivity jen alloy 'ej billets yoDSutlIj naQ 'ej jen Hat alloy HeghDI', nom, blanks weghbogh Hat difference SabtaHbogh qoD 'eS Hat phase speed vegh tuj 'ej Hur, thermal stress nIvbogh ghaj. blank DeSDu' porghvetlh because of 'eS Hat 'ej 'eS plasticity, stock HoS exceeds, lIng pong central heating pe'vIl vaj pumDI' qoghlIj radiating around, vaj 'e' split naQ 'ay' thermal stress vuS lo'laHghach.