Setsi sa tlhoekiso ea oli indastering ea petrochemical ke sepheo sa ho lokisa oli e tala, ho hlahisa mefuta e fapaneng ea peterole, diesel, parafine le oli e meng ea mafura, oli e tlotsang le lisebelisoa tse tala tsa lik'hemik'hale.
Litlhoko tsa motheo tsa semela sa ho hloekisa oli bakeng sa valve: ho finyella litlhoko tsa ts'ebetso, ho netefatsa bophelo ba tšebeletso ea valve, ho le bonolo ho sebetsa le ho boloka, sebopeho sa compact, se sireletsehileng le bopaki ba ho phatloha.
1. Litlhoko tsa ho tiisa
Stem seal: Ho paka ho sebelisoa ka valve ho tlameha ho finyella litlhoko tsa mokhoa oa ho sebetsa le ho ikamahanya le mocheso le khatello ea bohareng.Hangata mabokose a kenyang li-valve a lutla nakong ea ts'ebetso ea li-unit tse ngata, kahoo li-refineries tse ngata li nka sebaka sa ho paka tsohle pele li etsoa.
2. Litlhoko tsa thepa
Lisebelisoa tsa valve tse sebelisoang limela tse hloekisang oli haholo-holo li kenyelletsa tšepe ea carbon, tšepe ea alloy le tšepe e sa hloekang.Bakeng sa nts'etsopele ea ts'ebetso ea ho hloekisoa, liphetoho tsa thepa ea oli e tala, ts'ebetso e tebileng ea oli e tala, le ho eketseha ha mocheso le khatello ea maemo a ts'ebetso, ho na le litlhoko tse ncha tsa lisebelisoa tsa li-valve, tse kang lisebelisoa tse thibelang ho bola SS316. le masela a polymeric.

3. Litlhoko tsa polokeho
Indasteri ea ho hloekisa oli e atisa ho ba le likotsi tse tukang le tse qhomang nakong ea lipalangoang, kahoo litlhoko tsa ts'ireletso bakeng sa li-valve li thata, 'me bopaki ba ho phatloha le bopaki ba ho tuka bo tlameha ho etsoa.Ka mohlala,li-valve tsa bolo ea motlakase tse thibelang ho phatlohaleli-valve tsa serurubele tsa motlakase tse thibelang ho phatlohae ka sebelisoa hantle sebakeng sena.
4. Litlhoko tsa lintlha
Indasteri ea ho hloekisa oli e phetha karolo ea bohlokoa moruong oa naha, ’me melemo ea moruo ea libaka tsa ho hloekisa oli e amana haufi-ufi le tekanyo ea tsona.Ka hona, tlhoekiso e kholo ke mokhoa oa ntlafatso oa nako e tlang.Melemo ke ho boloka matsete, ho fokotsa ho ba teng ha mobu, ho fokotsa litšenyehelo, le ho fokotsa tšebeliso ea matla, kahoo mokhoa oa li-valve tse ikemetseng o ntse o hola le ho feta.

COVNA ea rona e sebetsa ka ho khetheha tlhahisong ea li-valve tsa othomathike, 'me e na le lilemo tse ngata tsa boiphihlelo bo bongata ba boenjiniere bo nang le boiphihlelo ba lilemo tse ngata mererong ea boenjiniere ba peterole le ea ho hloekisa.

Haeba u setsi sa tlhoekiso se hlokang li-valve kapa u batla ho fumana litharollo tse ling tsa ho hloekisoa, ka kopo.iteanye le rona.