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    Spiral Submerged Arc Welded Pipe In API 5L Line Pipe Applications

    Spiral Submerged Arc Welded Pipe In API 5L Line Pipe Application Featured Image
    • Spiral Submerged Arc Welded Pipe In API 5L Line Pipe Applications

    Tlhaloso e Khutšoanyane:

    Lefapheng la lipalangoang tsa oli le khase, tšebeliso ea lipeipi tse cheselitsoeng ka har'a metsi a spiral arc e ntse e ata, haholo-holo kahong ea lipeipi tsa API 5L. Pipe ea SSAW (submerged arc welded) e tsebahala ka matla a eona a phahameng, ho tšoarella le ho fetoha habonolo, ho etsa hore e be e loketseng bakeng sa lits'ebetso tse hlokang tse kang indasteri ea oli le khase.


    Lintlha tsa Sehlahisoa

    Li-tag tsa Sehlahisoa

    ThePipe ea mohala oa API 5Lstandard ke tlhaloso e ntlafalitsoeng ke American Petroleum Institute (API) bakeng sa ho tsamaisa khase ea tlhaho, oli le metsi. E hlalosa litlhoko tsa tlhahiso ea liphaephe tsa tšepe tse cheselitsoeng 'me e fana ka tataiso e tiileng bakeng sa boleng, matla le ts'ebetso ea liphaephe tsena.

    Thepa ea Mechini

    tšepe kereiti

    bonyane matla a tlhahiso
    Mpa

    Matla a tšepe

    Bonyane bo bolelele
    %

    Matla a fokolang a ts'usumetso
    J

    Botenya bo boletsoeng
    mm

    Botenya bo boletsoeng
    mm

    Botenya bo boletsoeng
    mm

    ka mocheso oa teko ea
     

    ＜16

    ~16≤40

    ＜3

    ≥3≤40

    		 ≤40

    -20 ℃

    0℃

    20 ℃
    S235JRH

    235

    225

    360-510

    360-510

    24

    -

    -

    27
    S275J0H

    275

    265

    430-580

    410-560

    20

    -

    27

    -
    S275J2H

    27

    -

    -
    S355J0H

    365

    345

    510-680

    470-630

    20

    -

    27

    -
    S355J2H

    27

    -

    -
    S355K2H

    40

    -

    -

     Pipe ea SSAWe etsoa ho sebelisoa mokhoa oa ho tjheseletsa arc o ka tlas'a metsi o kenyelletsang ho etsa khoele ea tšepe hore e be sebopeho se chitja ebe o sebelisa arc ea welding ho kopanya mathōko a khoele hammoho.

    E 'ngoe ea melemo e ka sehloohong ea ho sebelisa spiral submerged arc welded pipe ho API 5L line pipe applications ke bokhoni ba bona ba ho mamella khatello e phahameng ea kahare le kantle. Sena ke sa bohlokoa ka ho khetheha indastering ea oli le khase, moo liphaephe li pepesehelang maemo a feteletseng le meroalo e boima. Kaho e matla ea liphaephe tsa SSAW e etsa hore e be e loketseng bakeng sa liphaephe tse sebetsang ka likhatello tse phahameng le mocheso, ho fana ka tharollo e ka tšeptjoang le ea nako e telele bakeng sa ho tsamaisa lisebelisoa tsa bohlokoa.

    https://www.leadingsteels.com/about-us/

    Ho feta moo, ho feto-fetoha ha spiral submerged arc welded pipe ho etsa hore ho be bonolo ho kenya le ho hlokomela, ho etsa hore e be khetho e bolokang chelete e ngata bakeng sa merero ea kaho ea liphaephe. Bokhoni ba bona ba ho kobeha le ho ipapisa le makhopho a tlhaho a sebaka se felisa tlhokeho ea ho etsa lintho tse theko e boima le tse jang nako le ho fokotsa kotsi ea ho lutla le ho se atlehe. Ho feta moo, bokaholimo bo boreleli ba liphaephe tsa SSAW bo fokotsa likhohlano le moferefere, e leng se bakang phallo e sebetsang hantle le tšebeliso e tlase ea matla.

    Sebopeho sa Lik'hemik'hale

    Kereiti ea tšepe

    Mofuta oa de-oxidation a

    % ka boima, boholo

    Lebitso la tšepe

    Nomoro ea tšepe

    C

    C

    Si

    Mn

    P

    S

    Nb

    S235JRH

    1.0039

    FF

    0,17

    -

    1,40

    0,040

    0,040

    0.009

    S275J0H

    1.0149

    FF

    0,20

    -

    1,50

    0,035

    0,035

    0,009

    S275J2H

    1.0138

    FF

    0,20

    -

    1,50

    0,030

    0,030

    -

    S355J0H

    1.0547

    FF

    0,22

    0,55

    1,60

    0,035

    0,035

    0,009

    S355J2H

    1.0576

    FF

    0,22

    0,55

    1,60

    0,030

    0,030

    -

    S355K2H

    1.0512

    FF

    0,22

    0,55

    1,60

    0,030

    0,030

    -

    a. Mokhoa oa deoxidation o khethiloe ka tsela e latelang:

    FF: Tšepe e bolailoeng ka ho feletseng e nang le likarolo tse tlamang tsa naetrojene ka bongata bo lekaneng ho kopanya naetrojene e fumanehang (mohlala, min. 0,020 % kakaretso ea Al kapa 0,015 % e qhibilihang Al).

    b. Theko e phahameng ea naetrojene ha e sebetse haeba motsoako oa lik'hemik'hale o bontša bonyane kakaretso ea Al content ea 0,020 % ka tekanyo e tlase ea Al/N ea 2:1, kapa haeba likarolo tse ling tse tlamang tsa N li le teng. Lintlha tse tlamang N li tla tlalehoa Tokomaneng ea Tlhahlobo.

    Ka bokhuts'oane, ts'ebeliso ea pipi e kentsoeng ka metsing a spiral arc welded ho API 5L line pipe application e fana ka letoto la melemo e etsang hore e be khetho e ntle bakeng sa indasteri ea oli le khase. Matla a bona, ho tšoarella le ho feto-fetoha ha maemo ho etsa hore e be tse loketseng bakeng sa ho sebelisoa libakeng tse hlokang, ha boiketlo ba bona ba ho kenya le litlhoko tse tlaase tsa tlhokomelo li fana ka tharollo e theko e tlaase bakeng sa merero ea kaho ea lipeipi. Ha tlhoko ea lipalangoang tse tšepahalang, tse sebetsang hantle tsa oli, khase ea tlhaho le metsi li ntse li hola, bohlokoa ba pipi e kentsoeng ka metsing e kentsoeng ka har'a API 5L e ke ke ea feteletsoa. Ka ts'ebetso ea eona e netefalitsoeng le ho feto-fetoha ha maemo,pipipi ya arc e qoeletseng ka metsinge reretswe ho tswelapele ho ba karolo ya bohlokwa ya meralo ya motheo e kgannang moruo wa lefatshe.

    Pipe ea SSAW
  • E fetileng:
  • E 'ngoe:
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