Lefatšeng la boenjiniere bo nepahetseng, khetho ea thepa ke ntho e 'ngoe le e' ngoe. Ebang ke bakeng sa lisebelisoa tsa sefofane, likere tsa likoloi, kapa lisebelisoa tse nang le khatello e phahameng ea maikutlo, ho tšepahala ha thepa ho hlalosa ts'ebetso ea sehlahisoa. Har'a litšepe tse fapaneng tsa alloy,4140 tšepee hlahile e le e 'ngoe ea lisebelisoa tse tšepahalang ka ho fetisisa bakeng sa lits'ebetso tse nepahetseng. Motsoako oa eona o ikhethang oa matla, ho tiea le ho sebetsa ka thata ho etsa hore e be ea bohlokoa haholo boenjiniere le tlhahiso.
Sehloohong sena, sakysteel e hlahloba karolo ea bohlokoa ea tšepe ea 4140 ts'ebetsong e nepahetseng, e totobatsang thepa ea eona, melemo, le linyeoe tsa tšebeliso ho pholletsa le indasteri.
4140 Steel ke eng?
4140 tšepe ketšepe e tlase ea alloy chromium-molybdenume fanang ka thepa e babatsehang ea mochine. Ke ea sistimi ea tšepe ea AISI-SAE 'me e arotsoe e le motsoako oa boenjiniere o sebelisetsoang likarolo tse tlas'a khatello e matla ea mochini.
Sebopeho sa eona sa lik'hemik'hale se kenyelletsa:
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Khabone:0.38–0.43%
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Chromium:0.80–1.10%
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Manganese:0.75–1.00%
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Molybdenum:0.15–0.25%
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Silikone:0.15–0.35%
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Phosphorus le Sebabole:≤0.035%
Sebopeho sena se ikhethileng se matlafatsa ho thatafala, ho hanyetsa ho roala, le matla a tsitsitseng, ho etsa hore tšepe ea 4140 e lumellane hantle le likarolo tse entsoeng ka mokhoa o nepahetseng.
Litšobotsi tsa Bohlokoa Tse Bohlokoa Likopong tse nepahetseng
Likarolo tse nepahetseng li hloka ho feta matla a akaretsang feela. Li hloka lisebelisoa tse nang le ts'ebetso e ka lebelloang, botsitso bo boholo, le machinability e ntle haholo. 4140 tšepe e phethahatsa litlhoko tsena ka lebaka la litšobotsi tse latelang:
1. Matla a Phahameng le Mathata
4140 tšepe e fana ka matla a phahameng a tensile (ho fihlela ho 1100 MPa) le ho fana ka matla (~ 850 MPa), esita le likarolong tse itekanetseng tsa sefapano. Sena se lumella likarolo ho mamella meroalo e phahameng le khatello ea maikutlo ntle le deformation kapa ho hloleha.
2. Ho hanyetsa Mokhathala o Molemo
Ho hanyetsa mokhathala ho bohlokoa likarolong tse nepahetseng tse kang li-shafts, spindles le gear.4140 tšepee sebetsa hantle tlas'a cyclic loading, e thusa ho lelefatsa bophelo ba ts'ebeletso le ho fokotsa tlhoko ea ho nchafatsa khafetsa.
3. Ho thatafala ka ho Fetisisa
Thepa e arabela hantle kalafo ea mocheso, haholo-holo ho tima le ho kokobela. E ka fihlela maemo a thata a holimo ho fihla ho 50 HRC, e etsa hore e be e loketseng bakeng sa lits'ebetso tse tloaelehileng.
4. Botsitso ba Dimensional
Ho fapana le litšepe tse ling, 4140 e boloka boholo ba eona le kamora ho sebetsa ka mochini le kalafo ea mocheso. Botsitso bona bo bohlokoa bakeng sa likarolo tse thata tsa mamello sebakeng sa sefofane le lits'ebetso tsa likoloi.
5. Boikemisetso
Boemong ba eona bo hlephileng kapa bo tloaelehileng, 4140 e bonolo ho e sebelisa ka mekhoa e tloaelehileng. E lumella ho cheka ka nepo, ho phethoha le ho sila, e leng ntho ea bohlokoa haholo tlhahisong ea lisebelisoa le lisebelisoa.
Lisebelisoa tse Tloaelehileng tse nepahetseng tsa 4140 Steel
Ho sakysteel, re bone tlhokahalo e ntseng e hola ea tšepe ea 4140 liindastering tse itšetlehileng haholo ka ho nepahala ha boholo le ho tšoarella ha karolo e itseng. Lisebelisoa tse ling tsa bohlokoa ke tsena:
Sepakapaka
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Likarolo tsa lisebelisoa tsa ho lulisa
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Li-fasteners tse matla haholo
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Li-shafts tse nepahetseng le li-couplings
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Mehaho ea tšehetso ka liforeimi tsa lifofane
Tsa makoloi
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Lisebelisoa tsa phetiso
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Li-crankshafts
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Melamu ea ho kopanya
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Likarolo tsa mabili
Indasteri ea lisebelisoa le lefu
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Hlobo le shoa bakeng sa ente ea polasetiki
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Lisebelisoa tsa lisebelisoa
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Lefu la ho kenya tse kenyang
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Lisebelisoa tsa ho itšeha ka mokhoa o nepahetseng
Oli le Khase
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Kola melala
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Li-couplings le li-crossovers
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Likarolo tsa lisebelisoa tsa Hydraulic
E 'ngoe le e' ngoe ea likopo tsena e na le tšobotsi e tšoanang: tlhoko ea litekanyo tse nepahetseng, ho hanyetsa mokhathala le bophelo bo bolelele ba ts'ebeletso.
Kalafo ea Mocheso e Ntlafatsa Bokhoni bo nepahetseng
4140 tšepe e ka phekoloa mocheso ho ntlafatsa matla, ho thatafala le ho tiea. Mekhoa e latelang ea phekolo ea mocheso e atisa ho sebelisoa:
Anealing
E nolofatsa lisebelisoa bakeng sa ho sebetsa hantle ha o ntse o imolla khatello ea maikutlo.
Ho tloaeleha
E ntlafatsa ho tiea le ho netefatsa microstructure e ts'oanang.
Ho khutsisa le ho khutsisa
E eketsa boima ba bokaholimo le matla a mantlha. E nolofalletsa taolo holim'a thepa ea ho qetela ea mochine ho latela litlhoko tsa kopo.
At sakysteel, re fana ka phekolo ea mocheso4140 tšepee ipapisitse le maemo a thata ao u a batlang. Ho tenyetseha hona ho netefatsa hore karolo ea ho qetela e kopana le litlhoko tsa hau tsa boenjiniere hantle.
4140 Steel vs Lisebelisoa tse ling tse nepahetseng
Ha ho bapisoa le Stainless Steel (mohlala, 304/316)
4140 tšepe e fana ka matla a phahameng le ho thatafala, empa e haelloa ke ho hanyetsa kutu. E ratoa libakeng tse omeletseng kapa tse nang le mafura moo kutu e seng ntho ea mantlha.
Ha ho bapisoa le Carbon Steel (mohlala, 1045)
4140 e bonts'a khanyetso e ntle ea ho roala le matla a mokhathala ka lebaka la alloy ea eona ea chromium-molybdenum.
Ha e bapisoa le Tool Steel (mohlala, D2, O1)
Le hoja litšepe tsa lisebelisoa li fana ka boima bo phahameng, 4140 e fana ka boemo bo leka-lekaneng ba matla, ho tiea le ho sebetsa ka thata, hangata ka theko e tlaase.
Sena se etsa hore tšepe ea 4140 e be khetho e bohlale bakeng sa likarolo tse sebetsang hantle tse sa hlokeng boima bo feteletseng kapa ho hanyetsa kutu.
Ho fumaneha ha Foromo le ho Itloaetsa ho sakysteel
sakysteele fana ka tšepe ea 4140 ka mefuta e fapaneng ho lumellana le litlhoko tse fapaneng tsa machining le tsa forging:
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Litšepe tse chitja tse chesitsoeng le tse batang
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Libaka tse bataletseng le li-square bars
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Li-blocks le mehele e entsoeng
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Likheo tsa ho khaola ho isa ho bolelele
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Likarolo tsa mochini oa CNC ha u kopa
Lihlahisoa tsohle li ka romelloa ka mokhoa o tsitsitseng, o tloaelehileng, kapa o tingoang le o halefileng, o felletse kaSetifikeiti sa EN10204 3.1bakeng sa ho latedisa ka botlalo.
Hobaneng ha Baenjiniere ba Precision ba Rata 4140 Steel
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Ts'ebetso e reriloeng esale pele libakeng tse jarang moroalo
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Mocheso o ka phekolehang ho isa maemong a mangata a thatafalang
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Botsitso bo ka tšeptjoang ba dimensionalnakong ya ho sebetsa ka lebelo le phahameng
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Ho lumellana le mekhoa ea phekolo ea holimojoalo ka nitriding, e eketsang ho hanyetsa ho apara
Baenjineri le litsebi tsa ho reka thepa lefapheng la sefofane, matla le ts'ireletso ba lula ba khetha 4140 bakeng sa lits'ebetso tsa bona tse batloang haholo. E fana ka teka-tekano e phethahetseng pakeng tsa matla, ho feto-fetoha ha maemo, le ho boloka litšenyehelo.
Tiisetso ea Boleng ka sakysteel
At sakysteel, re utloisisa bohlokoa ba boleng le botsitso lits'ebetsong tse nepahetseng. Ke ka lebaka leo sehlopha se seng le se seng sa tšepe ea 4140 eo re fanang ka eona e leng:
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E tsoa ho lifeme tse tsebahalang
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E lekoa ka khemikhale le ka mochini ka tlung
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Mocheso o tšoaroa tlas'a taolo e thata ea ts'ebetso
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E hlahlobiloe bakeng sa ho nepahala ha dimensional le bokaholimo ba bokaholimo
Re ts'ehetsa liodara tse ikhethileng, 'me re fana ka likhetho tse potlakileng tsa ts'ebetso, ho paka le ho tlisa thepa ho latela kemiso ea nako ea projeke.
Qetello
4140 tšepe e ntse e tsoela pele ho hlahella e le e 'ngoe ea lisebelisoa tse feto-fetohang le tse tšepahalang bakeng sa lits'ebetso tse nepahetseng. Ho tloha ho likere tsa lebelo le holimo ho ea ho likarolo tsa bohlokoa tsa sefofane, e fana ka motsoako o nepahetseng oa boima, matla le botsitso ba sebopeho.
Haeba u batla alloy e netefalitsoeng bakeng sa karolo ea hau e nepahetseng e latelang,sakysteelke morekisi oa hau ea tšepahalang bakeng sa lihlahisoa tsa tšepe tsa premium 4140. Sehlopha sa rona se ikemiselitse ho u thusa ka ts'ehetso ea tekheniki, liodara tsa moetlo le thomello ea lefats'e ka bophara.
Nako ea poso: Jul-29-2025