Tlhokomelo ea ho kenya le ts'ebetso ea ts'ebetso ea valve ea polasetiki ea anticorrosive fluorine Seo u lokelang ho se ela hloko ha ho kenngoa valve ea khase e metsi

Tlhokomeliso le ts'ebetso ea ts'ebetso ea valve ea polasetiki ea fluorine e thibelang ho bola Ho lokeloa ho eloa hloko ha ho kengoa belofo ea khase e metsi. Ka nako e ts'oanang, ha u sebelisa pompo e kentsoeng ka fluorine, phaephe e kopanyang ea valve e tlameha ho ba anticorrosive. Ke eng e lokelang ho lebisoa tlhokomelo ho ts'ebetsong ea ts'ebeletso le ho kenya valve ea polasetiki e nang le fluorine? Khetho e utloahalang le ts'ebeliso ea li-valve tsa polasetiki tse thibelang kutu, motho e mong le e mong o HLOKOMELA bothateng ba boenjiniere, pompo ea polasetiki ea fluorine e thibelang ho bola le valve ka har'a petroleum, indasteri ea lik'hemik'hale, meriana, metallurgy, liindasteri tsa matla a motlakase tse matla tse senyang joalo ka sesebelisoa sa ho kopana le acid-base. e sebelisitsoe, empa bakeng sa mokhoa oa ho khetha hantle, ka li-valve tsa polasetiki tsa fluorine tse ntle, ho latela bareki ba rona ka lilemo tse ngata boiphihlelo ba ts'ebeliso ea tšimo, mehato e latelang ea ts'ireletso e lokela ho beoa pele bakeng sa ts'ebeliso ea mocheso o mahareng, khatello, phapang ea khatello le tse ling. maemo ha ho khethoa valve ea "anti-corrosion" ea fluorine: 1, e kentsoeng ka valve ea polasetiki ea fluorine e sebelisang maemo a mahareng Boemo bo bohareng ba valve ea polasetiki e nang le fluorine ha ea lokela ho ba le likaroloana tse thata, likristale, litšila, joalo-joalo, e le hore li se ke tsa felloa ke matla. fluorine lined polasetiki layer kapa PTFE bellows ea valve core le setulo sa valve ha ho etsoa mosebetsi oa ho bula le ho koala. Sebopeho se na le likaroloana tse thata, likristale, litšila, khetho, spool, setulo se ka sebelisoang ho Hastelloy. 2, e kentsoeng ka valve ea polasetiki ea fluorine mocheso o mahareng. E entsoe ka valve ea polasetiki ea fluorine, polasetiki ea fluorine ke F46 (FEP), tšebeliso ea mocheso o mahareng o ke ke oa feta 150 ℃ (mocheso o mahareng o ka ba 150 ℃ ka nako e khuts'oane, mocheso oa tšebeliso ea nako e telele o lokela ho laoloa ka hare ho 120 ℃), ho seng joalo. , valve ea karolo e 'ngoe le e' ngoe ea lesela F46 e bonolo ho nolofatsa, ho senyeha, ho fella ka hore valve e koalehe, ho lutla ho hoholo. Haeba mocheso o mahareng o sebelisoa nako e khuts'oane, mocheso o ka tlase ho 180 ° C, 'me mocheso o ka tlase ho 150 ° C ka nako e telele, ho ka khethoa mofuta o mong oa fluoroplastic-PFA, empa lesela la PFA fluoroplastic le theko e phahameng haholo. ho feta lesela la F46 ka theko, 'me khetho ea thepa ea pompo ea lesela e tšoana. 3, u se ke ua ba le khatello e mpe. Fluorine lined polasetiki valve e lokela ho qoba tšebeliso ea khatello e mpe pompong, haeba ho na le khatello e mpe, ho bonolo ho etsa hore lesela la polasetiki le kentsoeng ka fluorine le phunyeletse ka ntle (drum out), le phunya, le lebisang ho buleheng ha valve le ho koala ho hlōleha. . 4, e nang le valve e laolang polasetiki ea fluorine e lokela ho ba ho latela phallo e hlokahalang (boleng ba Cv) khetho e nepahetseng ea boholo ba bophara ba valve. Ha u khetha, ho ea ka tlhokahalo ea sephethephethe (Cv) le litekanyetso tse ling tsa tekheniki li baloa boholo ba valve bo lokela ho khethoa le ho buloa ha valve, joalo ka boholo ba valve e kholo haholo, ka sebele ho tla etsa hore valve e bulehe nako e telele. nako e matha, tlas'a boemo ba khatello e nyenyane le e mahareng, ho le bonolo ho etsa mokokotlo oa li-valve le molamu oa li-valve ka tšusumetso ea mecha ea litaba le ho etsa hore valve e sisinyehe, Molamu oa motheo oa valve o bohareng ka nako e telele tlas'a tšusumetso, esita le tla etsa hore valve stem fracture. 5, khatello, phapang ea khatello e lokela ho laoloa ka har'a sebaka se amohelehang. Haholo-holo bellows seal lined fluorine polasetiki e laolang valve, globe valve. Hobane melumo e entsoe ka thepa ea tetrafluoric, phapang ea khatello le khatello e kholo, e ka lebisang habonolo ho phatloheng ha melumo. Bellows seal lined fluorine polasetiki e laolang valve, tšebeliso ea khatello ea maemo, phapang ea khatello e kholo, e ka fetoloa ho PTFE packing seal. Tlhokomeliso ea ho kenya valve ea LPG hore na valve ea LPG ke valve e qobelloang ea ho tiisa eng, kahoo ha valve e koetsoe, khatello e tlameha ho kenngoa ho disc ea valve ho qobella sebaka sa ho tiisa hore se se ke sa tsoa. Ha sehare se kena ka valve ho tloha ka tlase ho disc, khanyetso e lokelang ho hlōloa ke matla a ts'ebetso ke matla a khohlano a bakoang le ho paka le ho phunyeletsa ho hlahisoang ke khatello ea bohareng. Matla a ho koala valve a maholo ho feta matla a ho bula valve, kahoo bophara ba sekhahla sa valve se seholo, ho seng joalo phoso ea bend top top e tla etsahala. Re lokela ho ela hloko eng ha re kenya valve ea khase e nang le metsi? Xiaobian ea inthaneteng ea valve e tla u araba. Sephahla sa LPG ke valve e qobelloang ea ho tiisa, kahoo ha valve e koetsoe, khatello e tlameha ho kenngoa ho disc ho qobella sebaka sa ho tiisa hore se se ke sa tsoa. Ha sehare se kena ka valve ho tloha ka tlase ho disc, khanyetso e lokelang ho hlōloa ke matla a ts'ebetso ke matla a khohlano a bakoang le ho paka le ho phunyeletsa ho hlahisoang ke khatello ea bohareng. Matla a ho koala valve a maholo ho feta matla a ho bula valve, kahoo bophara ba sekhahla sa valve se seholo, ho seng joalo phoso ea bend top top e tla etsahala. Re lokela ho ela hloko eng ha re kenya valve ea khase e nang le metsi? Xiaobian ea inthaneteng ea valve e tla u araba. Lintlha tsa ho kenya le ho hlokomela valve ea khase e nang le mokelikeli: Belofo ea ho emisa peipi ea lijo-thollo e sebelisoang ka lebili la letsoho le mohele e ka kenngoa sebakeng leha e le sefe sa phala. Handwheel, handle and lifting mechanism ha lia lumelloa ho sebelisoa bakeng sa ho phahamisa. Phallo ea seaplane e tla lumellana le tataiso ea motsu o bontšitsoeng 'meleng oa valve. Liquefied gas valve, e tsejoang hape e le "lemati" ke "valve" e sebelisoang. E ratoa hobane khohlano pakeng tsa sebaka sa ho tiisa ha ho buloa le ho koala ho nyane, ho batla ho tšoarella, bophahamo ba ho bula ha bo boholo, bo bonolo ho bo etsa, bo lokisoa hantle, ha bo loketse feela khatello e mahareng le e tlase, empa hape e loketse khatello e phahameng. Molao-motheo oa eona oa ho koala ke ho itšetleha ka khatello ea "valve bar" e le hore "valve" e koale holim'a metsi le setulo se koalang holim'a metsi, ho thibela ho phalla ha mecha ea litaba. Valve ea LPG e lumella feela phallo e sa lekanyetsoang ea mahareng mme e na le tataiso ha e kentsoe. Bolelele ba sebopeho sa eona bo bolelele ho feta valve ea heke, ka nako e ts'oanang, ho hanyetsa mokelikeli ho kholo, ts'ebetso ea nako e telele, ho tšepahala ho tiisa ha ho matla. Li-valve tsa LPG li arotsoe ka mekhahlelo e meraro: li-valve tse otlolohileng, tse ka ho le letona le li-valve tsa globe tse otlolohileng. Ha valve ea LPG E buloa, BOLEMO ba ho bula ha "valve disc" ke 25% ~ 30% ea bophara ba lebitso, 'me tekanyo ea phallo e fihlile hoo e batlang e le khōlō, e bontšang hore valve e fihlile sebakeng se bulehileng ka ho feletseng. Kahoo boemo bo felletseng ba valve ea lefats'e bo lokela ho khethoa ke ho otla ha disc ea valve.