API 5CT Blast Joint Bakeng sa ho Tlatsa Pipe String

The Blast Joint ke karolo ea bohlokoa ts'ebetsong ea oli le khase, e etselitsoeng ho fana ka tšireletso khoeleng ea li-tubing le ho fokotsa tšusumetso ea khoholeho ea kantle ho maro a phallang.E hahiloe ho sebelisoa tšepe ea boleng bo holimo e nang le boemo bo thata ho tloha ho 28 ho isa ho 36 HRC ho latela NACE MR-0175.
Sena se tiisa hore e tšoarella le ho tšepahala tlas'a maemo a thata.

Ka ho beha lenonyeletso la ho phatloha ka tsela e fapaneng le seliba kapa ka tlase ho hanger ea tubing nakong ea ts'ebetso ea ho robeha ha lehlabathe, e fana ka tšireletso e eketsehileng khoeleng ea tubing.Mohaho o matla oa "blast joint" o sireletsa khahlanong le matla a khoholeho 'me o thibela tšenyo ea thepa ea tlhahiso.

E le ho boloka bophara bo ka hare-hare ba tubing, motsoako oa ho phatloha o etselitsoe ho ba le bophara bo lekanang ba ka ntle joaloka li-couplings tse amanang le eona.Sena se lumella ho phalla ha mokelikeli o boreleli tsamaisong ntle le lithibelo leha e le life tsa bohlokoa.

Maemong ao boteng ba hydrogen sulfide (H2S) bo tšoenyang, Landrill e na le bokhoni ba ho hlahisa manonyeletso a blast a etselitsoeng litšebeletso tsa H2S ka ho khetheha.Manonyeletso ana a phatlohileng a entsoe ka thepa ea mocheso e nang le boemo bo thata pakeng tsa 18 le 22 HRC e lumellanang le litlhaloso tse hlalositsoeng ho NACE MR-0175.Ho khomarela litekanyetso tsena ho netefatsa hore lenonyeletso le hanana le litlamorao tse senyang tsa H2S le ho boloka bots'epehi ba khoele ea li-tubing libakeng tse ruileng tsa H2S.

Ka kakaretso, lenonyeletso la ho phatloha ke karolo ea bohlokoa ho phethoeng ha seliba le ts'ebetsong ea tlhahiso, ho fana ka tšireletso le bophelo bo bolelele ho khoele ea tubing ha ho ntse ho boloka litšobotsi tse nepahetseng tsa phallo.