Lihlahisoa
Balofo e entsoeng ka Flanged Ball
  • Balofo e entsoeng ka Flanged BallBalofo e entsoeng ka Flanged Ball
  • Balofo e entsoeng ka Flanged BallBalofo e entsoeng ka Flanged Ball
  • Balofo e entsoeng ka Flanged BallBalofo e entsoeng ka Flanged Ball
  • Balofo e entsoeng ka Flanged BallBalofo e entsoeng ka Flanged Ball

'Mele oa tšepe o Forged, Valve ea Ball ea High Pressure bakeng sa Lipeipi tsa Oli, Khase le Likhemikhale

Sehlopha sa Huadu Valve se thehiloe Wenzhou, China. Re fana ka li-valve tsa indasteri tse matsutla-tsutla tse nang le boleng bo tsitsitseng, bo ka latelloang bakeng sa bareki ba indasteri lefatšeng ka bophara. Forged Flanged Ball Valve ea rona e hahiloe ka 'mele o tiileng oa tšepe o entsoeng ka tšepe. E na le matla a maholo a mochine 'me e lula e sebetsa butle-butle leha e fetoha khafetsa khatellong le mocheso. E etselitsoe ho sebetsa nako e telele liphaepheng tse thata tsa ts'ebetso, e fana ka shutoff e tšepahalang, e sa luleng bakeng sa mecha e mengata e fapaneng.

    E tla le lipheletso tse tloaelehileng tsa flange. Ke ka lebaka leo baenjiniere le batsamaisi ba limela ba atisang ho e khetha bakeng sa mela e boima ea khatello e phahameng - ho bonolo ho e kenya setšeng, ho bonolo ho e hlokomela, 'me lenonyeletso la flange le tšoara tiiso e ka tšeptjoang.


    Litšobotsi Tsa Sehlooho

    Mofuta oa Sehlahisoa Balofo e entsoeng ka Flanged Ball Stem Material A182 F6A / A276 410 / F304 / F316
    Tekanyetso ea Moqapi API 6D / ASME B16.34 Lintho tsa Setulo Stellite Hardfaced / PTFE / RPTFE / PEEK / Graphite
    Sefahleho le Sefahleho ASME B16.10 Mofuta oa Gasket Stellite Hardfaced / PTFE / RPTFE / PEEK / Graphite
    Flange Standard ASME B16.5 / ASME B16.47 Mokhoa oa ts'ebetso Handwheel, Gear Opereishene, Motlakase oa Motlakase, Pneumatic Actuator, Hydraulic Actuator
    Sehlopha sa Khatello Sehlopha sa 150 / 300 / 600 / 900 / 1500 / 2500 Qetella Khokahano Flanged(RF / RTJ/ FF), E khoele, e cheselitsoe (BW/SW)
    Boholo ba Lebitso (NPS) 1/2" ~ 48" Mofuta oa Moqapi Floating Ball / Trunnion Mounted Fixed Ball, 'Mele o Bolted
    Boitsebiso ba 'mele Tšepe ea Carbon: A105 / A105NSTšepe e se nang Moetso: A182 F304 / F316 / F316L Mocheso Range -29 ℃ ~ 425 ℃
    Thepa ea bolo A105+Stellite Hardfaced / A182 F304 / F316 / F316L Medium e sebetsang Metsi, Oli, Khase, Mouoane, Mokelikeli o Akaretsang oa Indasteri, Mokelikeli o Hakane o senyang
    Boitsebiso ba Bonnet Tšepe ea Carbon: A105 / A105NSTšepe e se nang Moetso: A182 F304 / F316 / F316L Teko Tekanyetso API 598 / Hydrostatic Shell & Seat Test


    Kaho ea 'mele oa tšepe e entsoeng ka tšepe

    'Mele oa rona oa forged flanged ball valve o entsoe ka solid steel billet ka ho forging, eseng ho etsa lehlabathe. Mokhoa oa ho qhekella o ntlafatsa sebopeho sa lijo-thollo tsa ka hare tsa tšepe, ho felisa mefokolo e tloaelehileng ea ho lahla tse kang porosity, shrinkage cavities le inclusions lehlabathe. Sena se fa 'mele oa li-valve matla a phahameng haholo a ho tsieleha, ho hanyetsa tšusumetso le ho hanyetsa khatello ea maikutlo.

    Li-valve tsa cast li sebetsa hantle bakeng sa liphaephe tse akaretsang, tse nang le kotsi e tlase. Empa bakeng sa khatello e phahameng, mojaro oa cyclic le ts'ebeletso ea bohlokoa ea polokeho, kaho e entsoeng ka maiketsetso e fokotsa haholo kotsi ea ho phatloha ha 'mele le ho lutla ho hoholo. Ntho e 'ngoe le e' ngoe e tala e ka lateloa ka linomoro tsa mocheso oa thepa, 'me litifikeiti tse felletseng tsa tlhahlobo ea thepa (MTC) lia fumaneha ha li kopa.

     

    Ke liindasteri life le mecha ea phatlalatso e lumellanang le belofo ee e entsoeng ka bolo e betliloeng?

    Valve ena ea bolo e entsoeng ka flanged e amoheloa ka bongata ho pholletsa le oli le khase, phetisetso ea khase ea tlhaho, ts'ebetso ea lik'hemik'hale, lihloekisi, tlhahiso ea motlakase, liphaephe tse thusang tsa kantle ho naha, lits'ebetso tsa ente ea metsi a khatello e phahameng le limela tsa manyolo.

    E sebetsa ka botshepehi bakeng sa maro a hlwekileng, moya o hatelletsweng, kgase ya tlhaho, naetrojene, hydrocarbon le mefuta e mengata ya maro a sa tjheseheng. Ka khetho e nepahetseng ea trim le setulo, e ka sebetsana le mecha ea litaba e senyang hanyenyane. E etselitsoe tšebeletso ea ho itšehla thajana, e loketseng liphaephe tse hlokang ho koaloa ka mokhoa o nepahetseng nakong ea tlhokomelo ea kamehla kapa ho koala ha tšohanyetso.

     

    Flanged Connection Design

    Khokahano ea Flanged ke khetho e ka sehloohong bakeng sa merero e boima ea indasteri. Sefahleho se tloaelehileng sa flange (RF / RTJ ka boikhethelo) se lumellana le maemo a ASME B16.5 kapa GB flange. Nakong ea ho kenya, basebetsi ba sebaka sa marang-rang ba ka hokahanya likoti tsa bolt habonolo, ba beha li-gaskets le ho tiisa liboutu ntle le lisebelisoa tse khethehileng tsa tjheseletsa.

     

    Molemo o moholo ka ho fetisisa o tla nakong ea phetoho: o ka tlosa valve ho tloha pipeline ka potlako ntle le ho khaola phala. Sena se fokotsa haholo nako ea ho theoha ha o hloka ho hlahloba batho ba ka hare, ho fetola litulo kapa ho fetola valve eohle. Ha ho bapisoa le lipheletsong tse khoele, manonyeletso a flanged a tšehetsa litekanyetso tse phahameng haholo tsa khatello; ha e bapisoa le lipheletsong tse cheselitsoeng, e etsa hore ho khonehe ho qhaqha.

     

    Na valve ee ea fored ball e khona ho sebetsana le mocheso khafetsa le khatello ea maikutlo?

    Liphaephe tsa indasteri hangata li bona ho fetoha ha khatello ea ts'ebetso le mocheso nakong ea ho qala, ho koala le liphetoho tsa mojaro. 'Mele oa tšepe o entsoeng ka tšepe o boloka ts'ebetso e tsitsitseng tlas'a maemo ana a cyclic.

     

    Re bapisa sephutheloana sa ho tiisa le enfelopo ea hau e sebetsang. PTFE, RPTFE le mekhoa ea tiiso e thata ea tšepe-to-metal e teng. Litulo tse bonolo li fana ka bubble ea zero-leak e tiileng ea ho koala bakeng sa tšebeletso e hloekileng; litulo tsa tšepe li lumellana le mocheso o phahameng kapa litlhoko tse sireletsehileng mollong. Moralo oa ho paka oa stem o laola mesi e tsoang ka ntle, e fihlela litlhoko tse tloaelehileng tsa tikoloho bakeng sa ts'ebeletso ea hydrocarbon.

     

    Likhetho tsa Material bakeng sa 'Mele & Internal Trim

    Re boloka potefolio ea thepa e pharalletseng ho tsamaisana le kutu e mahareng le litlhoko tsa mocheso:

    - Tšepe ea carbon: A105 / A105N, e loketse khase le oli e sa cheng e sa cheng.

    - Austenitic tšepe e sa hloekang: F304, F316L, bakeng sa mokelikeli o akaretsang o senyang

    - Duplex & super duplex: F51, F53, F57, NS2609, NS2607 bakeng sa metsi a leoatle, brine le mecha ea litaba ea asiti e nang le H₂S

    Re ka boela ra etsa bolo, kutu le lisebelisoa tsa setulo. Arolelana feela boleng ba pH ba hau bo mahareng, boleng ba mocheso le mocheso o sebetsang, 'me sehlopha sa rona sa boenjiniere se tla khothaletsa motsoako o theko e boima ka ho fetisisa oa li-trim.

     

    Boholo, Sehlopha sa Khatello & Moralo oa Boikhethelo

    Boholo bo koahela DN15 ~ DN300 le bore e kholo ka kopo. Litekanyetso tsa khatello li kenyelletsa PN16, PN40, PN63, PN100, PN160, hammoho le ASME Class 150, 300, 600, 900, 1500.

    Lifahleho tsa Flange li fumaneha ka Phahamisitsoeng Face (RF) le Ring Type Joint (RTJ). Meralo e sireletsehileng ea mollo le e khahlanong le static e ka fanoa ka kopo.

    U ka khetha boreleli bo felletseng kapa bo fokotsehile. Full bore cuts phallo tahlehelo le lumella likolobe. Bore e fokotsehileng e nyane ebile e na le botsoalle haholoanyane haeba ho sa hlokahale hore ho be le likolobe.

     

    Likhetho tsa Ts'ebetso

    Re fana ka mefuta e mengata ea actuation ho lumellana le litlhoko tsa sebaka sa hau sa marang-rang:

    - Lever handle: e theko e tlaase ebile e bonolo, e nepahetse bakeng sa ts'ebetso ea matsoho ha valve e le bonolo ho fihla ho eona

    - Gear operator: bakeng sa li-valve tse kholo kapa tse nang le torque e phahameng, e nolofalletsa ho bula le ho koala ka letsoho

    - Pneumatic actuator: bula kapele le ho koala. E tsamaisana le li-valve tsa solenoid le li-switches tse fokotsang bakeng sa taolo ea othomathiki

    - Motlakase oa motlakase: o loketse ts'ebetso e hole, taolo ea phallo, kapa libaka tse se nang moea o hatelitsoeng

    Re ka boela ra eketsa lebili la letsoho ho li-valve tse sebetsang. Sena se o lumella ho sebelisa valve ka letsoho haeba matla kapa phepelo ea moea e hloleha.

     

    Ke litekanyetso life tsa tlhahlobo le litokomane tseo u ka li fumanang ho rona?

    Belofo e 'ngoe le e 'ngoe ea forged flanged ball e etsa tlhahlobo ea hydrostatic shell le teko ea ho lutla ha setulo pele e paka. Re latela API 6D, ASME B16.5 le maemo a amanang le indasteri. Tlhahlobo ea lipaki ea motho oa boraro e tšehetsoa haeba ho hlokahala ho latela lintlha tsa projeke ea hau.

     

    Re ka fana ka litokomane tsohle tseo u li hlokang: litifikeiti tsa tlhahlobo ea thepa, litlaleho tsa liteko, litšoantšo tsa boholo le libuka tsa ts'ebetso. Valve e 'ngoe le e' ngoe e hatisitsoe ka ho hlaka ka nomoro ea eona ea mocheso, boemo ba thepa, boholo le tekanyo ea khatello, e le hore u ka latela boitsebiso ba eona le histori ea tlhahiso ntle le mathata.

     


    Romela Lipatlisiso
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