Flange ke moqomo o hlahelletseng kapa moeli o sebelisetsoang ho hokahanya liphaephe tse peli, li-valve, kapa disebediswa tse ding mmoho. Hangata e entsoe ka tšepe 'me e etselitsoe ho fana ka khokahanyo e sireletsehileng le e sa lutseng. Li-flanges li atisa ho sebelisoa lits'ebetsong tsa liphaephe ho lumella ho kopanya habonolo le ho qhaqhoa ha lisebelisoa, hammoho le ho fana ka phihlello bakeng sa tlhahlobo, ho hloekisa, le tlhokomelo. Li hlaha ka libopeho le boholo bo sa tšoaneng, 'me e ka etsoa hore e lumellane le lisebelisoa tse khethehileng. Li-flanges ke karolo ea bohlokoa lits'ebetsong tse ngata tsa indasteri, ho kenyeletsa oli le khase, ts'ebetso ea lik'hemik'hale, tlhahiso ea matla, le ho hloekisa metsi.
Hangata li-flange li hokelloa lipheletsong tsa liphaephe kapa lisebelisoa tse sebelisang liboutu kapa li tjheseletsa. Li etselitsoe ho mamella likhatello tse phahameng le mocheso, 'me hangata li entsoe ka thepa e kang carbon steel, ts'epe e sa beng le mabali, kapa tšepe ea motsoako. Li-flanges le tsona li ka koaheloa kapa tsa aloa ka thepa e kang rabara kapa polasetiki ho fana ka tšireletso e eketsehileng khahlanong le ho bola le ho apara.. Ntle le ts'ebeliso ea bona lits'ebetsong tsa liphaephe, li-flange li boetse li sebelisoa lits'ebetsong tse ling tse fapaneng, ho kenyeletsa le indastering ea likoloi, indasteri ea sefofane, le indasteri ea kaho.
Mefuta ea Flanges
Ho na le mefuta e mengata e fapaneng ea li-flanges, e 'ngoe le e 'ngoe e na le moralo le morero oa eona o ikhethang. Mefuta e atileng haholo ea li-flange e kenyelletsa li-weld neck flanges, li-flange tse thellang, socket weld flanges, li-flange tse kopantsoeng liropeng, li-flange tse khoele, le li-flange tse foufetseng. Li-weld neck flanges li etselitsoe ho chesetsoa ho fihlela qetellong ea phala kapa ho kenya, 'me hangata li sebelisoa lits'ebetsong tsa khatello e phahameng. Li-slip-on flanges li etselitsoe ho thella pheletsong ea phala kapa ho kenya, 'me hangata li sebelisoa lits'ebetsong tsa khatello e tlase. Li-socket weld flanges li tšoana le li-weld neck flanges, empa e na le bore e nyane mme e etselitsoe ho chesetsoa ka kotloloho peiping. Li-flange tse kopantsoeng tsa Lap li sebelisoa lits'ebetsong moo ho qhaqha khafetsa ho hlokahalang, ka ha li ka hokahanngoa habonolo le ho kopanngoa hammoho. Li-flange tse nang le likhoele li na le likhoele ka hare le ka ntle ho flange, ho di dumella hore di kokoteloe hodima phaephe kapa ho kenya. Li-flange tse foufetseng li sebelisoa ho koala qetellong ea phala kapa ho kenya, 'me hangata li sebelisoa lits'ebetsong moo ho lebelletsoeng katoloso ea nako e tlang.
Ho phaella ho mefuta ena e tloaelehileng ea li-flanges, ho boetse ho na le li-flange tse ikhethileng tse etselitsoeng lits'ebetso tse ikhethileng. Ka mohlala, li-orifice flanges li sebelisoa ho lekanya sekhahla sa phallo ea mokelikeli tsamaisong ea liphaephe, ha li-spectacle blinds li sebelisoa ho arola likarolo tsa tsamaiso ea liphaephe bakeng sa tlhokomelo kapa tokiso. Ho sa tsotelehe mofuta oa flange o sebelisoang, ho bohlokoa ho etsa bonnete ba hore e tsamaisana hantle le phaephe kapa hore e kenyellelitsoe ho eona e le ho netefatsa hore ho na le khokahanyo e sireletsehileng le e sa lutseng..
Flange Thepa le Maemo
Hangata li-flange li entsoe ka mefuta e sa tšoaneng ea thepa, ho akarelletsa le tšepe ea carbon, ts'epe e sa beng le mabali, tšepe ea motsoako, le litšepe tse ling. Khetho ea thepa e itšetlehile ka litlhoko tse khethehileng tsa kopo, ho akarelletsa le lintho tse kang khatello, mocheso, khanyetso ea kutu, le litšenyehelo. Ho phaella ho thepa ea motheo, li-flange le tsona li ka koaheloa kapa tsa aloa ka thepa e kang rabara kapa polasetiki ho fana ka tšireletso e eketsehileng khahlanong le ho bola le ho apara.. Khetho ea lisebelisoa bakeng sa flange hangata e laoloa ke maemo a indasteri joalo ka ASME B16.5 bakeng sa liphaephe tsa liphaephe le lisebelisoa tse nang le flanged., e hlalosang litekanyo, mamello, lisebelisoa, le litlhoko tsa tlhahlobo bakeng sa li-flange tse sebelisoang lits'ebetsong tsa liphaephe.
Ho phaella ho litekanyetso tsa indasteri, ho boetse ho na le litekanyetso tsa machaba tse laolang moralo le ho etsoa ha li-flange. Ka mohlala, Mokhatlo oa Machaba oa Boemo (ISO) e hlahisitse litekanyetso tse kang ISO 7005-1 bakeng sa li-flange tsa tšepe le ISO 7005-2 bakeng sa li-flange tsa tšepe tse entsoeng ka tšepe. Litekanyetso tsena li fana ka tataiso bakeng sa moralo, litekanyo, lisebelisoa, le litlhoko tsa tlhahlobo bakeng sa li-flange tse sebelisoang liindastering tse fapaneng lefatšeng ka bophara. Ka ho khomarela litekanyetso tsena, bahlahisi ba ka etsa bonnete ba hore li-flange tsa bona li finyella litlhoko tse hlokahalang bakeng sa polokeho, tshebetso, le botšepehi.
Kopano ea Flange le ho Kenyeha
Ho kopanya le ho kenya flange ke mohato oa bohlokoa ho netefatsa hore tsamaiso ea liphaephe e sebetsa hantle. Ha o kopanya khokahano ea flange, ho bohlokoa ho etsa bonnete ba hore lifahleho tsa flange li hloekile ebile ha li na liphoso kapa tšenyo. Sena se ka finyelloa ka ho sebelisa borashe ba terata kapa pad ea abrasive ho tlosa litšila leha e le life, mafome, kapa sekala ho tloha sebakeng sa ho tlolelana. Hang ha lifahleho li hloekile, ke habohlokoa ho etsa bonnete ba hore gasket e tsamaisana hantle le likoti tsa bolt lifahlehong tsa flange. Sena se tla thusa ho netefatsa tiiso e nepahetseng ha liboutu li tiisitsoe.
Ha o kenya khokahano ea flange, ho bohlokoa ho sebelisa mofuta o nepahetseng le boholo ba liboutu le linate. Liboutu li lokela ho tiisoa ka tatellano e itseng le ho boleng bo itseng ba torque e le ho etsa bonnete ba hore gasket e hatelloa hantle le hore khokahano e ke ke ea lutla.. Ho bohlokoa hape ho etsa bonnete ba hore liboutu li tiisitsoe ka mokhoa o ts'oanang ho thibela phallo e sa lekanang ho gasket le ho lutla ho ka bang teng.. Ho phaella ho mekhoa e nepahetseng ea ho tiisa bolt, hape ke habohlokoa ho etsa bonnete ba hore lifahleho tsa flange li lumellana hantle 'me li tsamaisana ho thibela ho sotha kapa ho senya gasket..
Lisebelisoa tsa Flange
Li-flanges li sebelisoa mesebetsing e mengata e fapaneng ea liindasteri tse fapaneng. Ka indasteri ea oli le khase, li-flange li sebelisoa ho hokahanya liphaephe, li-valve, le lisebelisoa tse ling libakeng tsa ho hloekisa, limela tsa petrochemical, le li-platform tsa ho cheka kantle ho naha. Ka indasteri ea ho lokisa lik'hemik'hale, li-flange li sebelisoa ho hokahanya likepe, reactor, lipompo, le lisebelisoa tse ling lifemeng tsa lik'hemik'hale le litsing tsa tlhahiso. Ka indasteri ea ho fehla matla, li-flanges li sebelisoa ho hokahanya li-turbine tsa mouoane, boilers, licheso tsa mocheso, le lisebelisoa tse ling lifemeng tsa motlakase le litsing tsa matla. Ka indasteri ea ho hloekisa metsi, li-flange li sebelisoa ho hokahanya liphaephe, lipompo, li-valve, le lisebelisoa tse ling lifemeng tsa ho hloekisa metsi le litsamaiso tsa kabo.
Ntle le lits'ebetso tsena tsa indasteri, li-flange li boetse li sebelisoa liindastering tse ling tse fapaneng le lits'ebetsong. Ka mohlala, li sebelisoa indastering ea likoloi ho hokahanya litsamaiso tsa ho tsoa le likarolo tsa enjene, indastering ea lifofane ho hokahanya likhoele tsa mafura le litsamaiso tsa haeteroliki, le indastering ea kaho ho hokahanya lits'ebetso tsa HVAC le lisebelisoa tsa lipeipi. Ho sa tsotelehe ts'ebeliso e khethehileng, ho bohlokoa ho etsa bonnete ba hore mofuta o nepahetseng oa flange o khethiloe bakeng sa litlhoko tse khethehileng tsa kopo e le ho netefatsa hore ho na le khokahanyo e sireletsehileng le e sa luleng..
Mathata a Tloaelehileng a Flange le Litharollo
Ho sa tsotellehe bohlokoa ba tsona tsamaisong ea liphaephe, li-flanges li ka ba le mathata a fapaneng a ka amang ts'ebetso ea tsona le ho ts'epahala. Bothata bo bong bo tloaelehileng ke ho lutla ha khokahano ea flange, e ka bakoang ke lintlha tse joalo ka khetho kapa ho kenya gasket e fosahetseng, ho tiisa bolt ho sa lekana, kapa tshenyo ya difahleho tsa flange. Ho rarolla bothata bona, ho bohlokoa ho hlahloba ka hloko khokahanyo ea flange bakeng sa matšoao leha e le afe a ho lutla le ho nka khato ea ho lokisa ha ho hlokahala. Sena se ka kenyelletsa ho nkela gasket sebaka ka thepa e loketseng haholoanyane kapa moralo, ho tiisa hape liboutu ka tatellano e itseng le boleng ba torque, kapa ho lokisa tšenyo leha e le efe lifahlehong tsa flange.
Bothata bo bong bo atileng ka li-flanges ke ho bola kapa khoholeho ea libaka tsa ho nyalana, e ka lebisang ho fokotseng ts'ebetso ea ho tiisa le ho lutla ho ka bang teng. Sena se ka bakoa ke lintlha tse kang ho pepesehela lik'hemik'hale tse senyang kapa lebelo le phahameng la phallo tsamaisong ea liphaephe.. Ho rarolla bothata bona, ho bohlokoa ho khetha lisebelisoa bakeng sa flange e hanyetsanang le kutu kapa khoholeho, joalo ka tšepe e sa hloekang kapa tšepe ea motsoako. Holim'a moo, ho ka 'na ha hlokahala hore u sebelise litlolo tse sireletsang kapa li-linings sebakeng sa ho kopana ha flange e le ho fana ka tšireletso e eketsehileng khahlanong le ho bola kapa khoholeho..
Maikutlo a Tlhokomelo ea Flange le Tšireletseho
Tlhokomelo e nepahetseng ea li-flanges e bohlokoa bakeng sa ho netefatsa ts'ebetso ea bona ea nako e telele le ho ts'epahala lits'ebetsong tsa liphaephe. Sena se kenyelletsa tlhahlobo ea khafetsa ea likhokahano tsa flange bakeng sa matšoao a ho lutla, ho bola, kapa tshenyo, mmoho le ho nka kgato ya ho lokisa ha ho hlokahala. Ho bohlokoa hape ho etsa bonnete ba hore liboutu li tiisitsoe hantle nako le nako e le ho boloka khokahano e sireletsehileng le e sa luleng.. Ho phaella mesebetsing ea kamehla ea tlhokomelo, hape ke habohlokoa ho latela tataiso ea tšireletso ha u sebetsa le li-flange e le ho thibela likotsi kapa likotsi.
Ha u sebetsa le li-flanges, ke habohlokoa ho apara thepa e loketseng ea ho itšireletsa (PPE) joalo ka liatlana, likhalase tsa tšireletso, le tshireletso ya kutlo molemong wa ho itshireletsa kgahlanong le dikotsi tse ka bang teng jwalo ka mathōko a bohale kapa maloanlahla a fofang. Hape ke habohlokoa ho latela mekhoa e nepahetseng ea ho phahamisa ha u tšoara li-flange tse boima kapa tse kholo e le ho thibela khatello kapa kotsi.. Holim'a moo, ke habohlokoa ho etsa bonnete ba hore basebetsi bohle ba sebetsang ka li-flange ba koetlisoa hantle ka mekhoa le mekhoa e sireletsehileng ea mosebetsi e le ho thibela likotsi kapa likotsi.. Ka ho latela lintlha tsena tsa tlhokomelo le polokeho, hoa khoneha ho etsa bonnete ba hore li-flange li tsoela pele ho sebetsa ka botšepehi le ka mokhoa o sireletsehileng lits'ebetsong tsa liphaephe ka lilemo tse ngata tse tlang.