S355j0h seamless tšepe phala tiiso ea boleng
Tlhaloso ea en10216-1: φ 10.2~ φ 356 * 1.6mm~20.0mm
Tekanyetso ea Europe: en10216-2 tlhaloso: φ 10.2 ~ φ 168.2 * 1.6mm ~ 20.0mm
Pipe ea tšepe ea khatello e phahameng e na le thepa e ntle e phethahetseng ea mochini mocheso oa kamore le mocheso o phahameng le taolo e thata ea boleng. E loketse liketsahalo tse sa tšoaneng tsa mosebetsi tlas'a khatello e phahameng. Liphaephe tsa tšepe tse nang le khatello e phahameng li sebelisoa haholo-holo masimong a li-boilers, liphaephe tsa oli tse nang le khatello e phahameng ea enjine ea dizeli, lisebelisoa tsa manyolo a lik'hemik'hale le liphaephe.
Litlhoko tsa ho kenya liphaephe tsa khatello e phahameng li tšoana le tsa ho kenngoa ha liphaephe tse mahareng le tse tlaase, empa litlhoko li phahame 'me melao e thata haholoanyane. Ka hona, ntle le ho finyella litlhoko tsa ho kenngoa ha liphaephe tse mahareng le tse tlaase, litlhoko tse latelang li tla lateloa.
Likarolo tsa liphaephe tse nang le khatello e phahameng, li-fittings tsa liphaephe, li-fasteners le li-valve tse sebelisetsoang ho kenya li tlameha ho feta tlhahlobo 'me li khomarele litokomane tse lumellanang le tšehetso ea tekheniki. Ka mor'a hore li isoa setšeng, li tla bolokoa hantle, li tšoauoa le ho behoa ka makhethe. Pele ho kenngoa, libaka tse ka hare le tse ka ntle li tla hlakoloa, 'me mocha o ka hare o tla hlahlojoa bakeng sa litaba tse tsoang linaheng tse ling le boreleli. Sheba hore na bokhopo ba ho tiisa bokaholimo ba nozzle le gasket bo fihlela litlhoko. Ho ke ke ha e-ba le mengoapo (haholo-holo li-radial scratches), matheba le likoli tse ling tse amang tšebetso ea tiiso sebakeng sa tiiso. Ntle le lipeipi tse nang le litlhoko tsa ho fokotseha, sebaka se koalang molomo le gasket li tla tlotsoa ka oli ea enjene kapa botoro kapa vaseline e tšoeu bakeng sa tšireletso. Karolo ea khoele ea pheletso ea pipe ea phala e tšoanelehang ea khatello e phahameng e tla tlotsoa ka oli ea molybdenum disulfide kapa oli ea enjine ea graphite bakeng sa ts'ireletso, ntle le liphaephe tse tlositsoeng joalo ka ha ho boletsoe.
Nakong ea ho kenngoa ha liphaephe, mochine o hlophisitsoeng oa pipe o tla sebelisoa bakeng sa ho lokisa, 'me casing e sireletsang e tla kenngoa holim'a phala ea liphaephe e kopanang le liphaephe tse phahameng tsa khatello le lisebelisoa ho latela litlhoko tsa moralo. Ha o kenya flange ea khatello e phahameng, chamfer ea khoele ea ho qetela ea pipe e tla pepesoa. Ha u kenya gasket ea ho tiisa, u se ke ua e fanyeha ka terata ea tšepe. Grease e tla sebelisoa ho orifice ea pipe le gasket esale pele, 'me tšepe e bonolo e phahameng ea khatello ea gasket e tla behoa ka nepo setulong sa tiiso. Liboutu tsa flange li tla tiisetsoa ka symmetrically le ka ho lekana ntle le ho fetella. Ka mor'a hore liboutu li tiisetsoe, li-flange tse peli li tla ba tse bapileng le tse tsepamisitsoeng. Likhoele tse pepesitsoeng ka ntle ho linate e tla ba likhoele tse 2 ~ 3, bonyane likhoele tse 2, 'me bolelele bo pepesitsoeng ba bolt ka 'ngoe bo tla tšoana hantle. Nakong ea ho kenya, ha e lumelloe ho lefella liphoso tsa tlhahiso kapa ho kenya ka ho hula ka matla, ho sutumetsa, ho sotha kapa ho fetola botenya ba ho tiisa gasket. Haeba ho kenngoa ha pipeline ho ke ke ha etsoa le ho phethoa ka ho tsoelang pele, sebaka se bulehileng sa pipeline se tla koaloa ka nako. Likarolo tsa karolo ea sampling ea lisebelisoa pompong li tla kenngoa ka nako e le 'ngoe le phaephe.
Li-boiler tube tsa khatello e phahameng ke mofuta oa tube ea boiler, e leng karolo ea sehlopha sa tšepe e se nang seamless. 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. Li-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. Li-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.
Li-boiler tube tsa khatello e phahameng ke mofuta oa tube ea boiler, e leng karolo ea sehlopha sa tšepe e se nang seamless. Mokhoa oa ho etsa tlhahiso o tšoana le oa li-tubes tsa boiler tse nang le khatello e phahameng, empa ho na le litlhoko tse thata bakeng sa litekanyetso tsa tšepe tse sebelisoang ha ho etsoa li-tubes tsa tšepe. Li-boiler tubes tse nang le khatello e phahameng hangata li maemong a phahameng a mocheso le khatello e phahameng. Li-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.
Ka lebaka la mosebetsi oa nako e telele tlas'a mocheso o phahameng le khatello e phahameng, thepa ea boiler tube e tla phunyeha, e fokotsa polasetiki le ho tiea, e fetole sebopeho sa pele le ho hlahisa kutu. Pipe ea tšepe bakeng sa boiler e tla ba le: (1) matla a lekaneng a tšoarellang; (2) Bokhoni bo lekaneng ba ho fetola polasetiki; (3) Tloaelo e fokolang ea botsofali le brittleness ea mocheso; (4) Ho hanyetsa oxidation e phahameng, ho hanyetsa molora oa mashala, ho senyeha ha khase ea tlhaho tlas'a mocheso o phahameng, ho hanyetsa mouoane le khatello ea maikutlo; (5) Botsitso bo botle ba sebopeho le thepa e ntle ea ts'ebetso. Mefuta ea tšepe ea li-tubes tsa boiler tse nang le khatello e phahameng e kenyelletsa tšepe ea carbon, pearlite, ferrite le austenite tšepe e sa keneleng mocheso. E le ho ntlafatsa katleho ea mocheso oa likarolo tsa motlakase oa mocheso le ho fokotsa tšebeliso ea mafura, linaha lefatšeng ka bophara li tsepamisa maikutlo ho nts'etsopele ea matla a maholo le parameter e phahameng (mocheso o phahameng le khatello e phahameng) likarolo tsa matla a mocheso (ka holimo ho 1000MW). Khatello ea mouoane e nyolohela ho 31.5 ~ 34.3mpa, mocheso oa mouoane o chesang haholo o fihla ho 595 ~ 650 ℃, 'me o tsoela pele ho ba khatello e matla ea khatello e matla, e hlahisang litlhoko tse phahameng bakeng sa li-tubes tse phahameng tsa khatello. Ka hona, limaraka tse ncha tsa tšepe li entsoe ho fihlela litlhoko tsa li-boilers tse phahameng tsa lisebelisoa.
