Moetsi oa li-boiler tube tsa 'nete tse hanyetsanang le khatello e phahameng
Li-tubes tsa boiler tse nang le khatello e mahareng le e tlase ke tšepe ea boleng bo holimo ea tšepe e chesitsoeng le e batang e huloang (e phuthoang) e sebelisetsoang ho etsa li-tubes tsa mouoane tse futhumatsang haholo, li-tubes tse bilikang bakeng sa liboiler tse tlase le tse mahareng tsa meaho e fapaneng, li-tubes tse futhumetseng tsa mouoane, li-tubes tse kholo tsa mosi. , li-tubes tse nyenyane tsa mosi le li-tubes tsa litene tsa arch bakeng sa li-boilers tsa locomotive. E sebelisoa haholo-holo bakeng sa liphaephe tse tsamaisang maro a tlaase le a mahareng a khatello ea metsi ka har'a li-boilers tsa indasteri le li-boilers tsa malapeng. Lisebelisoa tsa moemeli ke 10 le 20 tšepe.
Boiler tube ke mofuta oa tube e se nang mokoloko. Mokhoa oa ho etsa thepa o tšoana le oa pipe e se nang moeli, empa ho na le litlhoko tse thata bakeng sa sehlopha sa tšepe se sebelisoang ha ho etsoa pipe ea tšepe. Ho ea ka mocheso oa ts'ebeletso, e arotsoe ka li-boiler tube tse akaretsang le li-tube tsa boiler tse nang le khatello e phahameng.
Thepa ea mochini ea boiler tube ke index ea bohlokoa ho netefatsa ts'ebetso ea ho qetela ea ts'ebeletso (thepa ea mochini) ea tšepe, e itšetlehileng ka sebopeho sa lik'hemik'hale le tsamaiso ea mocheso oa mocheso oa tšepe. Boemong ba lipeipi tsa tšepe, ho ea ka litlhoko tse fapaneng tsa ts'ebeletso, thepa ea ho ts'oara (matla a thata, matla a tlhahiso kapa ntlha ea tlhahiso, bolelele), li-index tsa boima le boima, hammoho le thepa ea mocheso e phahameng le e tlase e hlokoang ke basebelisi.
① Ka kakaretso, mocheso oa tšebeletso oa li-tubes tsa boiler o ka tlase ho 350 ℃, 'me li-tubes tsa malapeng li entsoe haholo-holo ka No. 10 le No.
②Li-boiler tubes tse nang le khatello e phahameng hangata li maemong a phahameng a mocheso le khatello e phahameng. Li-tubes li tla ba oxidized le ho holisoa tlas'a ketso ea mocheso o phahameng oa khase le mouoane. Pipe ea tšepe e hlokeha ho ba le matla a nako e telele, anti-oxidation e phahameng le ts'ebetso ea corrosion le botsitso bo botle ba sebopeho.
① Li-boiler tubes tse akaretsang li sebelisoa haholo ho etsa li-tubes tsa lebota la metsi, li-tubes tsa metsi a belang, li-tubes tsa mouoane o futhumetseng haholo, li-tubes tsa mouoane o chesang haholo bakeng sa li-boilers tsa locomotive, li-tubes tse kholo le tse nyane tsa mosi le li-tubes tsa litene tsa arch.
②Li-boiler tubes tse nang le khatello e phahameng li sebelisoa haholo ho etsa li-tubes tsa superheater, li-reheater tubes, li-air ducts, li-tubes tse kholo tsa mouoane, joalo-joalo tsa li-boilers tsa khatello e phahameng le tse phahameng haholo. Phepelo le tlhokahalo ea indasteri ea li-boiler tube tsa khatello e phahameng hangata e tsitsitse, empa maemo a phepelo le tlhoko ea indasteri e 'ngoe le e' ngoe e ikhethileng e tla aroloa haholoanyane. Batho ba ka hare ba bontšitse hore sehokelo sa bohlokoa ka ho fetisisa ke tšebeliso le ts'ehetso ea lisebelisoa tse ncha tsa ho boloka matla le ho futhumatsa mocheso 20g high-pressure boiler tube.
Lihlahisoa tse ncha tse bolokang matla a 20g tse nang le khatello e phahameng ea khatello ea motlakase li ntse li eketseha butle-butle 'marakeng, joalo ka liaparo tse tala tsa tšireletso ea tikoloho, lihlahisoa tsa bohloeki tse bolokang matla le tse bolokang metsi, majoe a ts'ireletso ea tikoloho, tšireletso ea tikoloho le boto ea kantle ea samente ea foam, joalo-joalo. tebello ea lihlahisoa tse bolokang matla le ts'ireletso ea tikoloho 'marakeng o pharalletseng oa indasteri ea li-boiler tsa khatello e phahameng ea 20g ea ts'episa[1]
(1)GB / t5310-2008 li-tubes tsa tšepe tse se nang moeli bakeng sa li-boilers tse phahameng tsa khatello. Mokhoa oa tlhahlobo ea sebopeho sa lik'hemik'hale o tla ipapisa le likarolo tse amehang ho gb222-84, mekhoa ea tlhahlobo ea lik'hemik'hale ea tšepe, tšepe le alloy le mekhoa ea gb223 bakeng sa tlhahlobo ea lik'hemik'hale tsa tšepe, tšepe le alloy.
(2) Sebopeho sa lik'hemik'hale tsa liphaephe tsa tšepe tsa boiler tse tsoang linaheng tse ling li tla hlahlojoa ho latela litekanyetso tse amehang tse boletsoeng tumellanong.
