Li-flangeke likarolo tse bōpehileng joaloka disk tse sebelisoang haholo ha ho etsoa liphaephe.Li-flangedi sebedisoa ka bobedi le ka tse nyallanangflangesholim'a li-valve. Ka boenjiniere ba liphaephe,flangesli sebelisoa haholo-holo bakeng sa ho hokahanya liphaephe. Ha ho hlokahala ho hokahanya phala, mefuta eohle ea ho kenya flange, phaephe ea khatello e tlase e ka sebelisa mohalaflange, ts'ebeliso ea li-welding flange tse fetang 4 kilogramme tsa khatello. Kenya ho tiisa gasket pakeng tsa tse peliflanges, ebe o tiisa ka bolt.Li-flangeka likhatello tse fapaneng li na le botenya bo fapaneng 'me li sebelisa liboutu tse fapaneng.

Ha ho bapisoa le tšepe ea carbon, tšepe e sa hloekang e na le litšobotsi tse latelang:
1) sekhahla se phahameng sa motlakase, hoo e ka bang makhetlo a 5 a tšepe ea carbon.
2) Coefficient e kholo ea mela e kholo, 40% e kholoanyane ho feta carbon steel, 'me ka ho eketseha ha mocheso, tekanyo ea ho atolosa moeli oa boleng le eona e eketsoa ka tsela e nepahetseng.
3) Low conductivity ea mocheso, hoo e ka bang 1/3 ea tšepe ea carbon.
Hlokomela:
1. E le ho thibela ho senya pakeng tsa mahlo ka lebaka la ho futhumala ha sekoahelo sa flange, hona joale welding ha ea lokela ho ba khōlō haholo, hoo e ka bang 20% ​​ka tlase ho electrode ea carbon steel, arc ha ea lokela ho ba nako e telele haholo, ho pholisa ka potlako. pakeng tsa lera, 'me moqotetsane weld sefaha se loketse.
2. electrode e lokela ho bolokoa e omme ha e sebelisoa, mofuta oa calcium oa titanium o lokela ho omisoa ka 150 ℃ bakeng sa hora e le 'ngoe, tlase Mofuta oa hydrogen o lokela ho omisoa ka 200-250 ℃ bakeng sa 1 hora (eseng ho omisa khafetsa, ho seng joalo ho bonolo ho roala. crack le flake), ho thibela eleketrode barbotage thupa oli le litšila tse ling, e le hore a se ke a eketsa carbon content ea tjheseletsa seam le ama boleng ba likarolo tjheseletsa.

3.flangetjheseletsa pipe, ka ho pheta-pheta ho futhumatsa carbide precipitation, fokotsa ho hanyetsa kutu le thepa ea mechine.
4. chromeflangelisebelisoa ka mor'a hore tjheseletsa e thatafatse flange ea Amerika e kholo, e bonolo ho petsoha. Haeba mofuta o tšoanang oa eleketrode ea tšepe e sa hloekang ea chromium (G202, G207) e tlameha ho etsoa ka holimo ho 300 ℃ preheating le hoo e ka bang 700 ℃ ka mor'a ho tjheseletsa butle-butle phekolo. Haeba weldment e ke ke ea phekoloa ka mor'a ho cheselletsa, ho tla sebelisoa electrode ea pipe e nang le flanged (A107, A207).
5.flange, e le ho ntlafatsa ho hanyetsa ha kutu le ho cheseha le ho eketsa palo e nepahetseng ea lintho tse tsitsitseng tsa Ti, Nb, Mo, joalo-joalo, weldability e molemo ho feta chrome flange. Ha u sebelisa mofuta o tšoanang oa chromium flange electrode (G302, G307), e lokela ho futhumatsoa ka holimo ho 200 ℃ le ho halefa ka mor'a hore u chesehele hoo e ka bang 800 ℃. Haeba weldment e ke ke ea phekoloa ka mocheso, ho lokela ho sebelisoa electrode ea phala ea flanged (A107, A207).
6.Flangedlisebelisoa tsa liphaephe, li-button-weldingflangeelectrode e na le khanyetso e ntle ea kutu le ho hanyetsa oxidation, e sebelisoang haholo lik'hemik'hale, manyolo a lik'hemik'hale, peterole, ho etsa mechine ea bongaka.