Li-flange tse foufetseng ke likarolo tsa bohlokoa tsamaisong ea liphaephe tse sebelisetsoang ho koala pheletso ea peipi, valve kapa ho bula sekepe sa khatello. Li-flange tse foufetseng ke li-discs tse kang poleiti tse se nang bore ea bohareng, e leng se etsang hore e be tse loketseng bakeng sa ho koala bofelo ba tsamaiso ea liphaephe.sebono se foufetsengtshebetsong le sebopehong.
Kenyelletso ea Sehlahisoa
Li-flange tse foufetseng li entsoe ka thepa e fapaneng, ho itšetlehile ka litlhoko tse khethehileng tsa kopo. Lisebelisoa tse kang tšepe e sa hloekang, carbon steel le alloy steel li sebelisoa hangata. Li-flange li etselitsoe ho lekana liphaephe tse nang le likhatello tse sa tšoaneng, boholo le mocheso. Ho na le mefuta e fapaneng ea li-flange tse foufetseng, tse kenyelletsang li-blind flange tse phahamisitsoeng sefahlehong, li-blind tse foufetseng tsa mofuta oa ring (RTJ), le li-blind flange tse bataletseng tsa sefahleho. Khetho ea flange e foufetseng eo u ka e sebelisang e itšetlehile ka litlhoko tsa kopo.
Litlhaloso le Mehlala
Li-flange tse foufetseng li tla ka litlhaloso le mehlala e fapaneng, e 'ngoe le e' ngoe e etselitsoe ho finyella litlhoko tse ikhethang tsa kopo. Li fumaneha ka boholo bo fapaneng, ho tloha ho 1/2" ho isa ho 48" bakeng sa li-flange tsa sefahleho tse phahamisitsoeng le 1/2" ho isa ho 24" bakeng sa RTJ.li-flange tse foufetseng. Botenya ba flange bo fapana, hape, ka botenya bo tloaelehileng ho tloha ho 1/4 "ho ea ho 1", ha liphaephe tse boima tse foufetseng li fapana ho tloha ho 2 "-24". Mefuta ea flange e tla ho Sehlopha sa 150 ho ea ho Sehlopha sa 2500, PN6 ho PN64 tekanyo ea khatello, le litekanyetso tsa ASME/ANSI B16.5, ASME/ANSI B16.47, API, le MSS SP44.
Mosebetsi le lihlopha
Ho latela ponahalo, poleiti e foufetseng ka kakaretso e arotsoe ka poleiti ea mofuta oa plate flat plate, spectacle blind plate, plug plate le backing ring (plug plate le backing ring li foufetse). Letlapa le foufetseng le phetha karolo e tšoanang ea ho itšehla thajana le ho itšeha joaloka hlooho, sekoahelo sa pipe le plug ea welding. Ka lebaka la ts'ebetso ea eona e ntle ea ho tiisa, hangata e sebelisoa e le mokhoa o tšepahalang oa ho itšehla thajana bakeng sa lits'ebetso tse hlokang ho itšehla thajana ka botlalo. Letlapa la mofuta oa poleiti e foufetseng ke selikalikoe se tiileng se nang le molamu, se sebelisetsoang tsamaiso sebakeng sa ho itšehla thajana tlas'a maemo a tloaelehileng. Sefofu sa sebono se bōpehile joaloka sefofu se bonang. Qetello e 'ngoe ke poleiti e foufetseng' me qetellong e 'ngoe ke selikalikoe sa throttling, empa bophara bo tšoana le bophara ba pipe' me ha bo bapalle karolo ea throttling. Ho bonolo ho sebelisa poleiti e foufetseng ea pono. Ha ho itšehla thajana ho hlokahala, sebelisa qetello ea poleiti e foufetseng. Ha ts'ebetso e tloaelehileng e hlokahala, sebelisa lesale la throttling. E ka boela ea sebelisoa ho tlatsa lekhalo la ho kenngoa ha poleiti e foufetseng holim'a pipeline. Tšobotsi e 'ngoe ke boitsebiso bo totobetseng le ho le bonolo ho khetholla boemo ba ho kenya
Papiso le Lihlahisoa tse Tšoanang
Li-flange tse foufetseng ke khetho e ntle ea ho tiisa ho feta lihlahisoa tse ling tsa ho tiisa. Li matla ebile li tšoarella ho feta li-gaskets, tse ka senyehang ha nako e ntse e ea. Li-flange tse foufetseng li boetse li tšepahala ho feta li-flange tsa 'mele tse koetsoeng, tse hlokang ho tiisa le ho tiisa hape ho thibela ho lutla. Li-flange tse foufetseng li fana ka tiiso e sa feleng 'me li hloka tlhokomelo e fokolang, e leng se etsang hore e be khetho e theko e tlaase ka nako e telele.
Qetellong, li-flange tse foufetseng ke likarolo tsa bohlokoa tsamaisong ea liphaephe, tse sebelisetsoang ho tiisa qetello ea phaephe kapa ho bula valve. Li entsoe ka thepa e fapaneng 'me li tla ka boholo bo fapaneng, litlhaloso le mehlala, e leng se etsang hore li tšoanelehe bakeng sa lits'ebetso tse fapaneng. Li-flanges li tšepahala, li tšoarella nako e telele, 'me li hloka tlhokomelo e fokolang, e leng se etsang hore e be khetho e bolokang chelete ka nako e telele. Li-blind flanges ke khetho e ntle ea ho tiisa ho feta li-gaskets le li-flange tsa 'mele tse bolted mme li fana ka tiiso e sa feleng ho thibela ho lutla. Haeba o hloka mofani oa thepa ea foufetseng ea tšepahalang le ea tšepahalang, nahana ka rona. Re na le mefuta e mengata ea li-flanges tse sa boneng tse fihlelang maemo a holimo ka ho fetisisa, tse netefatsang polokeho le ts'epahalo ea sistimi ea hau ea liphaephe.
Nako ea poso: Mar-16-2023
