GB/T9948phala ea tšepe e se nang seam bakeng sa peterole ea peterole ke phala e se nang moeli e loketseng li-tubes tsa sebōpi, li-exchangers tsa mocheso le liphaephe tsa ho hloekisa peterole. Litšepe tsa boleng bo holimo tsa khabone, tšepe ea sebopeho sa alloy le lipeipi tse sa cheseheng tse sa cheseheng mocheso li sebelisoa ho etsa lipeipi tsa boiler tsa mouoane tsa khatello e phahameng le ho feta. Liphaephe tsena tsa boiler li sebetsa tlas'a mocheso o phahameng le khatello, 'me liphaephe li pepesehela mosi o phahameng oa mocheso. Oxidation le corrosion le tsona li tla etsahala tlasa ts'ebetso ea khase le mouoane oa metsi. Ka hona, liphaephe tsa tšepe li hlokeha ho ba le matla a phahameng a tšoarellang, ho hanyetsa oxidation e phahameng, le botsitso bo botle ba mokhatlo. Ntle le ho netefatsa sebopeho sa lik'hemik'hale le thepa ea mochini, liphaephe tsa boiler tse nang le khatello e phahameng le tsona li tlameha ho etsa tlhahlobo ea khatello ea haeteroliki ka bonngoe, ho kenyelletsa le liteko tsa ho atolosa le ho bata. Liphaephe tse se nang seamless tse nang le khatello e phahameng li fanoa sebakeng se nang le mocheso.
Tlhahiso ea lipeipi tse petsolang peterole le mekhoa ea tlhahiso:

① Ka kakaretso, mocheso oa ts'ebeletso oa lipeipi tsa tšepe tse se nang moeli o ka tlase ho 450 ° C. Liphaephe tsa malapeng li entsoe haholo-holo ka No. 10, No. 20,12CrMo, 15CrMo, 12CrlMo, 12CrlMoV, 12Cr5MoI, 12Cr9MoI, liphaephe tse tšetsoeng ka ho chesa kapa lipeipi tse huloang ke serame.

② GB9948 lipeipi tse tloaelehileng tsa tšepe tse se nang seam hangata li pepesehela mocheso o phahameng le maemo a khatello e phahameng ha li sebelisoa. Liphaephe li tla oxidize le ho corrode tlas'a ketso ea mocheso o phahameng oa khase ea flue flue le mouoane oa metsi. Liphaephe tsa tšepe li hlokahala hore li be le matla a phahameng a tšoarellang, ho hanyetsa oxidation le ho bola, le botsitso bo botle ba sebopeho.

sebelisa:

① Ka kakaretso, lipeipi tsa tšepe tse se nang moeli li sebelisoa haholo ho etsa lipeipi tsa lebota la metsi, lipeipi tsa metsi a belang, lipeipi tsa mouoane tse futhumetseng haholo, lipeipi tsa mouoane tse futhumatsang haholo bakeng sa li-boilers tsa locomotive, lipeipi tse kholo le tse nyane tsa mosi le lipeipi tsa litene tsa arch, jj.

②GB9948 peipi ea tšepe e se nang seamless e sebelisoa haholo ho etsa li-tubes tsa superheater, li-tubes tse futhumatsang moea, lipeipi tse kholo tsa mouoane, joalo-joalo bakeng sa liboiler tse phahameng haholo le tse phahameng haholo.

Liphaephe tsa tšepe tse tloaelehileng tsa GB9948 li arotsoe ka liphaephe tsa boiler tse akaretsang le liphaephe tsa boiler tse nang le khatello e phahameng ho latela ts'ebetso ea tsona ea mocheso o phahameng. Ebang ke li-boiler tubes tse akaretsang kapa li-boiler tsa khatello e phahameng, li ka aroloa ka liphaephe tse fapaneng tsa tšepe ho latela litlhoko tsa tsona tse fapaneng tsa ts'ebeliso.
GB/T9948 seamless tšepe phala, bophara bophara 10 ~ 426mm, lebota botenya 1.5 ~ 26mm. Bophara ba ka ntle le botenya ba lerako la li-tubes tsa mouoane tse futhumetseng haholo, li-tubes tse kholo tsa mosi, li-tubes tse nyane tsa mosi le li-tubes tsa litene tsa arch tse sebelisoang ho liboilers tsa locomotive li hlalositsoe ka tsela e 'ngoe.

Boleng ba ponahalo: Ha ho mapetsong, mameno, meqolo, likhofu, delamination le mela ea moriri e lumelloang holim'a bokahare ba ka hare le ka ntle ba liphaephe tsa tšepe. Litšitiso tsena li lokela ho tlosoa ka ho feletseng. Botebo ba ho hloekisa bo ke ke ba feta ho kheloha ho fosahetseng ha botenya ba lerako la lebitso, 'me botenya ba sebele ba lerako sebakeng sa ho hloekisa bo ke ke ba ba tlase ho bonyane bo lekaneng ba lebota bo amohelehang.