Liindastering moo likarolo tsa tšepe li mamellang likhohlano, tšusumetso, le abrasion letsatsi le letsatsi,apara khanyetsoe fetoha thepa ea bohlokoa. Ebang ke likere tse bilikang tlas'a moroalo o boima kapa li-shafts tse tsamaeang khafetsa, likaroloana li tlameha ho etsoa ka thepa e thata ho lekana hore e tšoarelle. E 'ngoe ea litšepe tse tšeptjoang ka ho fetisisa sebakeng sena ke4140 tšepe ea motsoako.
E tsejoa ka matla a eona a matla a mochini le ho tiea, 4140 e boetse e ithorisa ka ho hanyetsa ho apara ka mokhoa o tsotehang-ha e sebetsoa ka nepo.sakysteele hlahloba hore na 4140 tšepe e thata hakae ha ho tluoa tabeng ea ho hanela ho apara, le hore na ke hobane'ng ha e le thepa e loketseng bakeng sa khatello e phahameng ea maikutlo, lisebelisoa tse phahameng tsa ho apara.
4140 Steel ke eng?
4140 ke atšepe ea chromium-molybdenum e tlaase-alloye fanang ka motsoako o ikhethang oa matla, ho tiea, ho thatafala, le ho hanyetsa ho apara. Ke ea sistimi ea tšepe ea AISI-SAE 'me hangata e sebelisoa ha ho etsoa likarolo tse nepahetseng, mechini e boima, le lisebelisoa.
Moetso o tloaelehileng oa lik'hemik'hale:
-
Khabone: 0.38 - 0.43%
-
Chromium: 0.80 - 1.10%
-
Manganese: 0.75 - 1.00%
-
Molybdenum: 0.15 - 0.25%
-
silicon: 0.15 - 0.35%
Chromium e ntlafatsa ho thatafala le ho se mamelle, ha molybdenum e matlafatsa ho tiea le matla a mocheso o phahameng. Lintho tsena tsa alloying li etsa4140 tšepee loketseng likarolo tse tlamehang ho hanela tšenyo ea bokaholimo ka nako e telele.
Wear Resistance ke Eng?
Apara khanyetsoke bokgoni ba sesebediswa ba ho mamella tahlehelo ya bokahodimo bo bakoang ke ketso ya motjhini. Ts'ebetso ena e ka kenyelletsa:
-
Ho khopa(ho hohla, ho hohla)
-
Ho khomarela(frictional transfer of material)
-
Khoholeho ea mobu(tšusumetso ea likaroloana kapa mokelikeli)
-
Ho tshwenya(micro-tsamaiso tlas'a mojaro)
Ho hanyetsa ho apara ho phahameng ho bolela hore karolo e tla tšoarella nako e telele tšebeletsong, e fokotsa litšenyehelo tsa tlhokomelo le nako ea ho theoha.
4140 Steel e sebetsa joang ho Wear Resistance?
4140 tšepe ha se tšepe e thata ka ho fetisisa 'marakeng, empa ho hanyetsa ha eona kehaholo customisable. Ka ho loketsengphekolo ea mocheso, tšepe ena e ka fetoloa ho tloha ho machinable, matla a leka-lekaneng ho ba motlakase o thata, o sa senyeheng.
1. Boemong bo Aneloang
-
E bonolo ebile e khoneha habonolo
-
Boima bo tlase (~197 HB)
-
Ho hanyetsa ho apara ho batla ho le tlaase
-
E loketse ts'ebetso e tsoelang pele joalo ka machining kapa welding
2. Ka mor'a ho ikoetlisa le ho ikoetlisa
-
Keketseho e makatsang ea boima ba holim'a metsi (ho fihla ho 50 HRC)
-
Matla a matla a feta 1000 MPa
-
Khahlano e ntle haholo bakeng sa lisebelisoa tse itekanetseng ho isa ho tse boima
-
Ho tiea ho leka-lekaneng ho thibela ho phunyeha tlas'a ts'oaetso kapa khatello ea maikutlo khafetsa
At sakysteel, re atisa ho fana ka 4140 tšepe katimo le boemo bo ntlafetsengho eketsa matla le tshebetso ya ho apara. Sena se etsa hore e be se loketseng bakeng sa likarolo tse matla joalo ka li-shafts, li-axles le likheo tsa gear.
Mekhoa e ka morao ho 4140's Wear Resistance
Ho na le lintlha tse 'maloa tse tlatsetsang ho thepa e sa sebetseng ea 4140 alloy steel:
-
Litaba tsa Chromium
E matlafatsa boima ba 'mele' me e hanela ho roala ha letlalo. -
Keketso ea Molybdenum
Ntlafatsa matla le ho fokotsa kotsi ea ho nolofatsa mocheso ka mocheso o phahameng. -
Microstructure e ntle
4140 e nang le mocheso oa mocheso e etsa sebopeho sa martensite se sa tšoaneng se hanyetsanang le ho senyeha le ho senya. -
Taolo ea Bothata ba Bokahohle
Tšepe e ka thatafatsoa ho ea mantlha kapa ka mokhoa o ikhethileng e thatafalloa ka holim'a metsi, e fana ka phetoho bakeng sa likopo tse itseng.
Ho bapisa 4140 Wear Resistance ho Lisebelisoa tse ling
4140 vs 1045 Carbon Steel
4140 e na le khanyetso e ntle haholo ea ho roala ka lebaka la boima bo phahameng le litaba tsa alloy. 1045 e loketse haholo lits'ebetso tsa khatello e tlase.
4140 vs Tool Steels (mohlala, D2, O1)
Lisebelisoa tsa lisebelisoa tse kang D2 li fana ka khanyetso e phahameng ea ho apara maemong a feteletseng, empa li brittle le ho feta mochine. 4140 e fana ka tekanyo e betere bakeng sa likarolo tse matla tse hlokang matla le ho tiea.
4140 vs Stainless Steels (mohlala, 316)
Litšepe tse sa hloekang li hanela kutu empa li apara kapele ha li le tlas'a moroalo. 4140 e ratoa bakeng sa tikoloho e omileng, e sebetsang moo khohlano e leng kotsi ho feta kutu.
Lisebelisoa tsa 'Nete tsa Lefatše tse Itšetlehileng ka 4140's Wear Resistance
Ka lebaka la ho thatafala ha eona le ho tiea ha eona, 4140 e sebelisoa mefuteng e mengata ea likarolo tse tloaelehileng:
Indasteri ea Likoloi
-
Li-shafts tsa phetiso
-
Li-camshafts
-
Liknuckle tsa ho tsamaisa
-
Likheo tsa li-gear le li-spacers
Lekala la Oli le Khase
-
Lisebelisoa tsa Downhole
-
Li-shafts tsa rotary
-
Likarolo tsa pompo ea seretse
-
Li-couplings le lisebelisoa tsa lisebelisoa
Lisebelisoa tsa Indasteri
-
Li-cylinders tsa Hydraulic
-
Lihlahla le li-bearings
-
Tobetsa liplatelete
-
Lirolara tsa conveyor
Ho sebetsa le ho shoa
-
Litebele
-
Lisebelisoa tsa lisebelisoa
-
Li-blocks tsa shoa
Lisebelisoa tsena li tobana le khatello ea maikutlo khafetsa, likhohlano le tšusumetso - ho etsa hore khanyetso e be ea bohlokoa bakeng sa ts'ebetso e bolokehileng, e sebetsang hantle le e tšoarellang nako e telele.
Na 4140 e ka Phekoleha ka Bokaholimo Bakeng sa ho Hanela ho Apara ho Betere?
Ee. 4140 tšepe e lumellana haholo leboenjineri ba bokaholimoMekhoa e eketsang khatello ea maikutlo le ho feta:
-
Nitriding
E hlahisa lera le thata (ho fihla ho 65 HRC) ntle le ho sotha karolo. E loketse bakeng sa lisebelisoa. -
Induction Harding
Ka mokhoa o ikhethileng o thatafatsa bokaholimo ha o ntse o boloka mokokotlo o thata - o tloaelehileng ho li-shafts le likere. -
Carburizing
E eketsa khabone holim'a metsi bakeng sa boima bo eketsehileng. E loketse likarolo tse pepesehileng ho khohlano le khatello.
At sakysteel, re fana ka tšehetso ea tekheniki bakeng sa bareki ba batlang likarolo tsa 4140 tsa nitrided kapa induction-hardened.
Melemo ea Bohlokoa ea 4140 bakeng sa Lisebelisoa tsa Wear
-
Matla a Phahameng a Phahameng (ho fihla ho 50 HRC kapa ho feta)
-
Excellent Core Toughnessho hanela ho petsola
-
E tsitsitseng Tlas'a Mochesole cyclic loading
-
Chelete e sebetsangha e bapisoa le litšepe tsa lisebelisoa
-
Ho bonolo ho Mochini le ho Weldpele ho phekolo ea ho qetela
-
E ts'ehetsa ho thatafala ho eketsehileng ha sefahleho
Melemo ena e etsa 4140 khetho ea pele bakeng sa baenjiniere ba rala likarolo tse tsamaeang tse lokelang ho tšoarella.
Tiisetso ea Boleng e tsoang ho sakysteel
Ha ho hanyetsoa hoa bohlokoa,taolo ya boleng ke tsohle. Hosakysteel, re netefatsa ts'ebetso e ts'oanang le:
-
Pakiloengtlhahlobo ea lik'hemik'hale le mechine
-
Tlhokomelo e tiileng ea phekolo ea mocheso
-
Teko e nepahetseng ea boimana
-
Setifikeiti sa EN10204 3.1
-
Ho ikhethela ho buisana ka phekolo ea holim'a metsi
Re fana ka litšepe tse 4140 ka liforomo tse kolobisitsoeng, tse batang, tse ferekaneng le tse entsoeng ka nepo, tse etselitsoeng litlhoko tsa kopo ea hau.
Qetello
Joale tšepe ea 4140 e thata hakae-ruri? Karabo e hlakile:e thata haholo, haholo-holo ha mocheso o tšoaroa hantle. Ka ho leka-lekana ha eona ho thata ka holim'a metsi, matla a mantlha, le machinability, 4140 alloy steel e fana ka khanyetso e ka tšeptjoang ea ho apara nthong e 'ngoe le e' ngoe ho tloha ho li-axle tsa likoloi ho ea ho lisebelisoa tse boima tsa ho cheka.
Haeba ts'ebeliso ea hau e kenyelletsa likhohlano, tšusumetso, kapa abrasion,4140 tšepe ho tloha sakysteelke tharollo e ka tšeptjoang e hahiloeng bakeng sa bophelo bo bolelele le ts'ebetso.
Nako ea poso: Jul-29-2025