Flangessassa ne masu siffar faifai da aka fi amfani da su wajen bututun.Flangesana amfani da su bi-biyu kuma tare da daidaitawaflangesa kan bawuloli. A cikin aikin injiniyan bututu,flangesana amfani da su musamman don haɗin bututun mai. A cikin buƙatar haɗa bututun, kowane nau'in shigarwa na flange, ƙananan bututun matsa lamba na iya amfani da wayaflange, amfani da flange waldi fiye da 4 kilogiram na matsa lamba. Ƙara gasket ɗin rufewa tsakanin biyuflanges, sa'an nan kuma ƙara da kullu.Flangestare da matsi daban-daban suna da kauri daban-daban kuma suna amfani da kusoshi daban-daban.

Idan aka kwatanta da carbon karfe, bakin karfe yana da halaye masu zuwa:
1) high Electric korau kudi, game da 5 sau na carbon karfe.
2) Babban ma'aunin faɗaɗa na layi, 40% ya fi girma fiye da ƙarfe na carbon, kuma tare da haɓakar zafin jiki, ƙimar faɗaɗa madaidaiciyar ƙimar kuma tana ƙaruwa daidai da haka.
3) Low thermal watsin, game da 1/3 na carbon karfe.
Lura:
1. Domin ya hana lalata tsakanin idanu saboda dumama na flange cover, waldi halin yanzu kada ya zama ma girma, game da 20% kasa da carbon karfe electrode, da baka kada ya kasance ma tsawo, da sauri sanyaya. tsakanin yadudduka, kuma ƙunƙuntaccen ƙwanƙwasa walda ya dace.
2. Electrode ya kamata a kiyaye bushe lokacin amfani, titanium calcium irin ya kamata a bushe da 150 ℃ na 1 hour, low A hydrogen irin ya kamata a bushe da 200-250 ℃ na 1 hour (ba maimaita bushewa, in ba haka ba da shafi ne mai sauki to. crack da flake), don hana lantarki shafi sandal mai da sauran datti, don kada ya ƙara carbon abun ciki na walda kabu da kuma tasiri ingancin waldi sassa.

3.flangewalƙiya bututu, ta maimaita dumama hazo carbide, rage lalata juriya da inji Properties.
4. chromeflangekayan aiki bayan waldi hardening daidaitaccen flange na Amurka babba ne, mai sauƙin fashe. Idan irin chromium bakin karfe lantarki (G202, G207) waldi, dole ne a za'ayi sama da 300 ℃ preheating da game da 700 ℃ bayan waldi jinkirin sanyaya jiyya. Idan ba za a iya bi da walda bayan waldawa ba, za a yi amfani da na'urar bututu mai flanged (A107, A207).
5.flange, Domin inganta lalata juriya da weldability da kuma ƙara yawan adadin kwanciyar hankali abubuwa Ti, Nb, Mo, da dai sauransu, weldability ya fi chrome flange. Lokacin amfani da wannan irin chromium flange lantarki (G302, G307), ya kamata a preheated sama da 200 ℃ da tempered bayan waldi a game da 800 ℃. Idan ba za a iya yin zafi da walƙiya ba, ya kamata a yi amfani da na'urar waldawa ta bututu mai flanged (A107, A207).
6.Bangaranbututu kayan aiki, button-weldingflangeElectrode yana da juriya mai kyau da juriya da iskar shaka, ana amfani da shi sosai a cikin sinadarai, taki, man fetur, masana'antar kayan aikin likita.