Letlapa la boronse la thinicasting ke boronse wont ho hlahisa castings.Lisebelisoa tsa boronse li sebelisoa haholo indastering ea ho etsa mechini, likepe, likoloi, kaho le likarolo tse ling tsa indasteri, ho etsa letoto la boronse ka thepa e boima ea tšepe e senang ferrous.Li-bronze tse sebelisoang ka tloaelo ke poleiti ea boronse ea tin, boronse ba lead, tšepe ea Muntz le boronse ea aluminium.palo ea shrinkage ea motsoako oa Cu-Sn e nyenyane haholo (sekhahla sa ho fokotseha ha moeli ke 1.45% ho ea ho 1.5%), 'me ho bonolo ho fana ka li-castings tse rarahaneng le mesebetsi ea matsoho e nang le mekhoa e hlakileng e hlokang litekanyo tse nepahetseng.Ka boronse ea thini e sa senyeheng, litaba tsa phosphorus hangata li fihla ho 1.2%.Zinc e ka ntlafatsa mokelikeli oa alloy le ho fokotsa tšekamelo ea karohano ea tin boronse.Loto e ntlafatsa haholo ts'ebetso ea ho roala le ho taboha le machinability ea alloy.Cast tin bronze e sebelisoa e le likarolo tse thibelang ho bola.Tin Phosphor Bronze: Phosphorus e ka ba deoxidizer e ntle bakeng sa li-alloys tsa koporo, e ka eketsang metsi a alloy, ea ntlafatsa thepa ea thekenoloji le ea mechine ea koporo ea thini, empa ea eketsa tekanyo ea karohano e fapaneng.Moeli oa ho qhibiliha ha phosphorus ho Hebei tin bronze ke 0.15%, haeba e le ngata haholo, e tla theha α+δ+Cu3P ternary eutectic, sebaka sa leqhoa ke 628℃, ho bonolo ho fana ka brittleness e chesang nakong ea ho chesa, kahoo e ka sebetsa feela ha ho bata.Ka hona, phosphorus e ka har'a boronse e holofetseng ha ea lokela ho ba kholo ho feta 0.5%, ka hona phosphorus e lokela ho ba 0.25% feela nakong ea mosebetsi o chesang.Boronse ea tin e nang le phosphorus e ka ba lesela le tsebahalang haholo.Nakong ea ts'ebetso, hoa hlokahala ho laola boholo ba lijo-thollo pele ho bata ho sebetsa le ho bata ka mor'a ho sebetsa.Matla, modulus ea elasticity le matla a mokhathala oa thepa e entsoeng ka mahlahahlaha e ntle e feta ea lisebelisoa tse mahoashe, empa polasetiki e tlaase.Lisebelisoa tse entsoeng ka serame li kenngoa ka mocheso oa kofi oa 200-260 ℃ bakeng sa lihora tse 1-2, tse lebisang ho tsitsipano le ho thatafala, tse ka ntlafatsang matla, polasetiki, moeli oa elasticity le modulus ea elasticity ea thepa, le ho eketsa molumo oa elasticity.Tin-zinc bronze: palo e kholo ea zinki e qhibiliha ka alloy ea koporo-tin, ka hona, ho eketsoa ha zinki ka boronse e holofetseng hangata e ka tlase ho 4%.Zinc e ka ntlafatsa mokelikeli oa motsoako, ea fokotsa mocheso oa kristale, 'me ea fokotsa karohano e fapaneng.
Nako ea poso: Jun-06-2022