Ts'ebeliso e Sebetsang ea Line Pipe Ka Khanyetso e Ntle ea Buckling

Ha motheo oa libaka tsa ts'isinyeho ea lefatše le libaka tsa tundra li fetoha, lipeipi tse behiloeng sebakeng seo li kanna tsa putlama le ho robeha. Ka hona, ho ntlafatsa khanyetso ea liphaephe tsa mohala ho bohlokoa haholo ho netefatsa polokeho ea lipeipi. Moralo oa lipeipi tsa setso o sebelisa mokhoa oa ho eketsa botenya ba lebota la phala ea tšepe ho thibela phala ea tšepe ho tsoa. Mokhoa ona o ke ke oa fihlela sepheo sa ho sebelisa lipeipi tsa tšepe tse matla haholo ho etsa lipeipi tsa tšepe li fokotsehe le ho fokotsa litšenyehelo tsa lipeipi. JFE Steel Corporation e sebelisa theknoloji ea kalafo ea mocheso oa mocheso oa morao-rao ho laola sebopeho sa mekhahlelo e mengata ea tšepe, mme e hlahisa lihlahisoa tse ncha tse nang le khanyetso e ntle ho feta lipeipi tsa setso tsa tšepe, 'me e sebelisitsoe e le lipeipi tsa lipeipi tsa tšepe libakeng tsa ts'isinyeho le libaka tsa mobu tse hoammeng.

Phala ea tšepe ke 'mele o nang le sebopeho, mme ts'ebetso e kholo ea phala ea tšepe e khethoa ke lits'ebetso tsa mochini oa tšepe, haholo kamano ea khatello ea maikutlo. Matla a phala ea tšepe a khethoa ke sebopeho sa phala ea tšepe. Sebopeho sa phala ea tšepe se ka laoloa ka ho ntlafatsa likarolo tsa lik'hemik'hale, ho phalla le ho phekola mocheso oa phala ea tšepe. Bakeng sa ho nts'etsapele lihlahisoa tse ncha tsa lipeipi tsa tšepe, ho bohlokoa ho fumana likamano tse latelang: 1) kamano lipakeng tsa khano ea tšepe le matla a tensile ea phala ea tšepe, 2) kamano lipakeng tsa matla a tšepe phala ea tšepe le microstructure ea phala ea tšepe, le 3) microstructure ea pipe ea tšepe Kamano pakeng tsa mokhatlo le maemo a tlhahiso ea lipeipi tsa tšepe. Har'a bona, ho ea ka phuputso ea likarolo tsa mochini oa microstructure, lipatlisiso tsa liteko li ne li etsoa haholo nakong e fetileng. Patlisiso ena e hlahisitse theknoloji e sebelisang tlhahlobo ea TEM ho bolela esale pele sebopeho le boits'oaro ba lipeipi tsa tšepe ho ntlafatsa sebopeho sa lipeipi tsa tšepe.

Khetholla likamano lipakeng tsa pompo ea phala ea tšepe le matla a tšepe ea phala ea tšepe

Taba ea mantlha, sekhahla sa khatello ea kelello le phala ea bophara ba lerako (D / t) ea lipeipi tse fapaneng tsa tšepe li sebelisetsoa liteko tsa axial compression le liteko tsa buckling. Setšoantšo sa 1 ke kamano lipakeng tsa khatello ea mantlha le boleng ba n le setšoantšo sa mohlala oa khatello ea khatello ea maikutlo. Ka kakaretso, liphaephe tsa tšepe tse nang le bophara ba lipeipi tse nyane (D) le botenya bo boholo ba lebota (t) ha li atamelehe haholo, ke hore, lipeipi tsa tšepe tse nang le D / t tse nyane li na le khatello e phahameng haholo. Ha D / t e ts'oana, boleng ba n boa eketseha, khatello e kholo ea khatello ea kelello e phahamisa khatello e kobehang. Ntle le moo, khatello ea ho qetela ea phala ea tšepe e nang le mokokotlo oa sehlaba oa khatello e tlase. Ka hona, molemong oa ho thibela ho kobeha, tšepe ea lipeipi e lokela ho ba le khatello e tsoelang pele ea khatello ea maikutlo le boleng bo phahameng ba n.

Taolo ea thepa ea tensile ea mekhahlelo e mengata ea tšepe

Pampiri ena e ithuta kamano lipakeng tsa sebopeho sa tšepe le litšepe tsa tšepe. Phuputso ena e shebile mohahong o phahameng oa boleng bo phahameng ba boleng ba boleng bo phahameng ba boleng bo phahameng bo entsoeng ka ts'ebetso e laoloang le e potlakileng ea ho pholisa. Sebopeho sa tšepe se hlophisitsoe mme boits'oaro ba eona ba ho fetoha bo hlahlojoa. Ho latela tatelano le tatellano ea sebopeho, sebopeho sa lipalo tse tharo sa sebopeho sa lipalo se nang le karolo e thata e hasantsoeng mohatong o bonolo se sebelisetsoa tlhahlobo ea likarolo tse peli tsa bophara. Ho latela mohlala ona, liphetho tsa tlhahlobo ea FEM ea methapo ea khatello ea maikutlo le litšobotsi tse thatafatsang litšepe tsa litšepe tsa ferrite-bainite tse nang le likaroloana tsa bophahamo ba modumo li bonts'itsoe ho Setšoantšo sa 2. Sephetho sa tlhahlobo ea FEM se tsamaellana haholo le sephetho sa liteko. Ka hona, ho ka nahanoa hore litšobotsi tse thatafatsang mosebetsi tsa tšepe ea multiphase li ka boleloa esale pele ka mofuta ona oa tlhahlobo. Ntle le moo, ho ka bonoa ho tsoa ho Setšoantšo sa 2 hore li-ferrite tse nang le karolo e le 'ngoe le mohato o le mong li na le litekanyetso tse tlase,' me boleng bo holimo ba n bo fumanoa ha karoloana ea bophahamo ba bainite e le tšepe e le 40%.

Ka ho fetola ts'ebetso ea tlhahiso ea tšepe, mekhahlelo e fapaneng ea bobeli e thata ntle le bainite le eona e ka fumanoa. Ka hona, tlhahlobo ea FEM e ile ea etsoa le maemong a bobeli a thata joalo ka pearlite le martensite. Liphetho li bonts'a hore keketseho ea karoloana ea mekhahlelo e fapaneng e thata e eketsa boleng ba n. 'Me phapang e kholo ea matla pakeng tsa mohato o bonolo le mohato o thata, e ba le tšusumetso e kholo boleng ba n. Ka hona, ho sebelisa martensite joalo ka karolo ea bobeli e thata, leha karolo ea bophahamo ba martensite e nyane, boleng bo phahameng bo ka fumanoa.

 Mahlale a macha a theknoloji ea taolo ea mocheso ea inthanete ea multiphase

Karolo ea mantlha ea theknoloji e ncha ea taolo ea mocheso ea mocheso bakeng sa lipoleiti tse teteaneng tsa tšepe ke hore kamora ho laoloa ho laoloang, ho futhumatsa ho potlakileng (ACC) ka tlase ho mocheso oa Ar 3 ho ka hlahisa tšepe ea sebopeho sa ferrite-bainite. Ferritic-bainite phahameng-deformation tšepe liphaephe li 'nile tsa sebelisoa e le lipeipi khase Japane. Leha ho le joalo, mose ho maoatle, molemong oa ho thibela ts'enyeho, bokantle ba phala ea tšepe bo tlameha ho koaheloa ka anti-corrosion ho 200-250 ° C. Ka hona, ho na le bothata ba hore bothata ba botsofali bo etsa hore ts'ebetso ea deformation e fokotsehe. Bakeng sa ho rarolla bothata bona, sesebelisoa sa kalafo ea mocheso oa inthaneteng (HOP?) Kamora ho pholisa ka potlako se sebelisoa ho etsa sebopeho sa tšepe multiphase le ho fokotsa khatello ea botsofali.

Ha ho pholisa ho potlakileng ho etsoa kamora ho laoloa ho laoloang, ho futhumatsa ho potlakileng ho emisoa bohareng ba phetoho e sa feleng, mme kalafo ea mocheso oa inthaneteng e etsoa ka kotloloho. Ka nako ena, C e tsepamisitsoe ho austenite e sa fetoheng, mme martensite e bōpehileng joaloka sehlekehleke (MA) e thehiloe ts'ebetsong ea ho futhumatsa moea kamora ho futhumatsa kalafo ea inthanete. Ka hona, sebopeho sa multiphase se nang le MA se qhalakaneng ka bainite sea fumaneha. Ntle le moo, pula ea carbides e joalo ka Nb le Mo e etsahala nakong ea ho futhumatsa ha kalafo ea mocheso oa inthaneteng, e fokotsang haholo tharollo ea tharollo e tiileng ea C mme e thibela ketsahalo ea botsofali. Mofuta ona oa sebopeho sa mekhahlelo e mengata moo MA a hasantsoeng le ho ajoa karolong e bonolo ea bainite ke sebopeho se ke keng sa fumaneha ts'ebetsong ea tlhahiso e fetileng.

Mechini e ts'ebetsong ea tšepe ea bainite-MA le ts'ebeliso e sebetsang ea lipeipi tsa tšepe

Ho futhumatsa ha bainite-MA ea sebopeho sa tšepe ho baka keketseho e nyane ho matla a kotulo, mme sebopeho sa khatello ea khatello ea maikutlo ha se fetohe haholo, mme ho roala ho ntse ho na le boleng bo phahameng kamora ho futhumatsa. Ho futhumatsa ha seaparo sa tšepe sa ferrite-bainite ho baka keketseho e kholo ea matla a lihlahisoa le ho theoha hoa boleng ba n. Hoa tsebahala nakong e fetileng hore MA ke qalo ea ho robeha ha brittle sebakeng se tjheletsoeng ke mocheso le likarolo tse ling, tse mpefatsang boima ba tšepe. Leha ho le joalo, MA e fumanoang ke kalafo ea mocheso inthaneteng ke thepa e ntle ea granular, e se nang phello e mpe ho thatafala ha thepa ea motheo. Ntle le moo, kaha MA e lika-likelitsoe ke lithollo tse ngata tsa bainite tse nang le litloaelo tse fapaneng, ho phatlalatsoa ha pepeso ho interface ea bainite / MA hoa hatelloa.

Teko ea khatello ea khatello e etsoa ka phala ea tšepe ea bainite-MA, e leng se pakang hore e na le khanyetso e ntle haholo ea likhahla. Liphaephe tsa tšepe tsa API X80 tsa bainite-MA li 'nile tsa sebelisoa liphaepheng tsa khase ea tlhaho sebakeng sa litšisinyeho tsa lefatše tsa China le Canada.

Ka kopo boloka mohloli le aterese ea sengoloa sena hore se hatisoe hape: Ts'ebeliso e Sebetsang ea Line Pipe Ka Khanyetso e Ntle ea Buckling

Minghe Khamphani ea Die Casting li inehetse ho etsa le ho fana ka boleng bo phahameng le likarolo tse phahameng tsa ho lahla likarolo Thining-Wall Die Casting,Hot Chamber Die lahla,Cold Chamber shoa lahla), Tšebeletso e chitja (Die Casting Service,Cnc Machining,Ho Etsa Mofuta, Bokaholimo Phekolo) .Na tloaelo efe kapa efe ea Aluminium die die cast, magnesium kapa Zamak / zinc die casting le litlhoko tse ling tsa castings lia amoheleha ho ikopanya le rona

Tlas'a taolo ea ISO9001 le TS 16949, lits'ebetso tsohle li etsoa ka mechini e makholo ea li-die casting, mechini e 5-axis le lits'ebeletso tse ling, ho tloha ho li-blasters ho isa mechini ea ho hlatsoa ea Ultra Sonic. sehlopha sa baenjiniere ba nang le boiphihlelo, lisebelisoa le bahlahlobi ho etsa moralo oa moreki o phethahala.

Moetsi oa konteraka oa li-cast cast. Bokhoni bo kenyelletsa likarolo tse batang tsa aluminium die die likarolo tsa 0.15 lbs. ho isa ho li-6 lbs., Ho theha phetoho e potlakileng, le machining. Litšebeletso tse kenyellelitsoeng boleng li kenyelletsa ho bentsa, ho thothomela, ho qhekella, ho phatloha ha lithunya, ho penta, ho roala, ho roala, kopano le lisebelisoa. Lisebelisoa tse sebelisitsoeng le tsona li kenyelletsa lits'epe tse kopantsoeng tse kang 360, 380, 383 le 413.

Zinc e shoa ho lahla thuso ea moralo / lits'ebeletso tsa boenjineri tse tšoanang. Moetsi oa moetlo oa li-castings tsa zinc tse nepahetseng. Li-castings tse nyane, li-castings tse phahameng tsa khatello, li-cast cast tsa hlobo, li-castings tse tloaelehileng tsa hlobo, li-unit tsa die le li-cast cast tse ikemetseng le li-cast cast tse tiisitsoeng li ka etsoa. Li-castings li ka etsoa ka bolelele le bophara ho fihlela 24 ho. Ho +/- 0.0005 ho. Mamello.  

ISO 9001: Moetsi ea netefalitsoeng oa 2015 oa magnesium ea die die, Bokhoni bo kenyelletsa khatello e phahameng ea khatello ea magnesium die cast to 200 ton room & 3000 kamoreng e batang, moralo oa lithulusi, polishing, molding, machining, powder & liquid paint, QA e felletseng e nang le bokhoni ba CMM , kopano, ho paka le ho tsamaisa.

ITAF16949 e netefalitsoe. Ts'ebeletso e 'ngoe ea ho lahla e kenyeletsa ho lahla lichelete,ho lahla lehlabathe,Matla a khoheli, Lahlehileng bubble lahla,Ho ts'oaroa ha Centrifugal,lephaka lahla,Sa Feleng hlobo lahlaBokhoni bo kenyelletsa EDI, thuso ea boenjiniere, ho etsa mohlala o tiileng le ho sebetsoa ka bobeli.

Lahla Liindasteri Liphuputso tsa likarolo tsa likarolo tsa: Likoloi, libaesekele, lifofane, liletsa tsa 'mino, sesepa sa metsi, lisebelisoa tsa Optical, li-sensor, mehlala, lisebelisoa tsa elektroniki, masaka, lioache, mechini, lienjine, thepa ea ka tlung, mabenyane, mabenyane, telecom, mabone, lisebelisoa tsa bongaka, lisebelisoa tsa litšoantšo, Liroboto, Litšoantšo tse betliloeng, Lisebelisoa tsa molumo, Lisebelisoa tsa lipapali, Lithulusi, Lipapali le tse ling. 

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By Moetsi oa Minghe Die Casting | Categories: Lingoloa tse thusang |lintho tse bonahalang Tags: Aluminium lahla, Ho lahla zinki, Ho lahla Magnesium, Lahleloa thaethaniamo, Ho lahla tšepe, Brass lahla,Ho lahleloa ka Bronze,Ho lahla Video,Histori ea Khamphani,Aluminium Die Casting | Litlhaloso Off