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    Mehala ea Khase e ka Tlase - X65 SSAW Pipe ea Tšepe

    Mehala ea Khase e ka Tlase - X65 SSAW Pipe ea Tšepe e Hlahelitsoeng
    • Mehala ea Khase e ka Tlase - X65 SSAW Pipe ea Tšepe

    Tlhaloso e Khutšoanyane:

    Ho hlahisa phala ea rona ea tšepe ea SSAW e ncha, sehlahisoa sa boleng bo holimo se etselitsoeng mefuta e fapaneng ea lisebelisoa, haholo-holo liphaephe tsa khase ea tlhaho tse ka tlas'a lefatše. Pipe ena ea mohala oa X65 SSAW e sebelisoa haholo liphaepheng tsa lipalangoang tsa mokelikeli oa welding, meaho ea tšepe, metheo ea qubu, joalo-joalo. Ka ts'ebetso ea eona e phahameng le ho tšoarella, sehlahisoa sena se nkuoa e le ntho e tlamehang ho ba teng bakeng sa liindasteri tse fapaneng le merero ea litšebeletso tsa motheo.


    Lintlha tsa Sehlahisoa

    Li-tag tsa Sehlahisoa

    Spiral submerged arc welded pipe ke karolo ea bohlokoa ea boenjiniere ba phepelo ea metsi, indasteri ea petrochemical, indasteri ea lik'hemik'hale, indasteri ea matla a motlakase, nosetso ea temo le kaho ea litoropo. Ho feto-fetoha ha eona le ho tšepahala ho entse hore e be e 'ngoe ea lihlahisoa tse mashome a mabeli tsa bohlokoa tse hlahisitsoeng naheng ea rona, tse bontšang bohlokoa le phello ea eona liindastering tse fapa-fapaneng.

    Pipe ea tšepe ea SSAWe etselitsoe ho tsamaisa metsi 'me e loketse hantle bakeng sa phepelo ea metsi le tsamaiso ea ho ntša metsi. Kaho ea eona e tiileng e etsa hore e be e loketseng bakeng sa ho etsa bonnete ba hore ho fetisoa ha mokelikeli o sebetsang hantle le o tšepahalang. Ho feta moo, e boetse e loketse lipalangoang tsa khase tse kang khase ea mashala, mouoane le khase ea oli ea mokelikeli. Matla a eona a phahameng a tsitsipano le ho hanyetsa ha kutu ho netefatsa phano ea khase e bolokehileng le e sebetsang hantle le ho fihlela litlhoko tse tiileng tsa lits'ebetso tsa phepelo ea khase.

    Thepa e ka Sehloohong ea 'Mele le ea Lik'hemik'hale ea Lipeipi tsa Tšepe (GB/T3091-2008, GB/T9711-2011 le API Spec 5L)

    		        

    Standard

    Kereiti ea tšepe

    Likarolo tsa Lik'hemik'hale (%)

    Thepa ea Tensile

    Teko ea Tšusumetso ea Charpy(V notch)
    c Mn p s Si

    Tse ding

    Yield Strength (Mpa)

    Tensile Strength (Mpa)

    (L0=5.65 √ S0 ）Metsotso e Lebelo la ho Otlolla (%)
    max max max max max min max min max D ≤ 168.33mm D ~ 168.3 limilimithara

    GB/T3091 -2008

    		 Q215A ≤ 0.15 0.25 ＜ 1.20 0.045 0.050 0.35

    Ho eketsa Nb\V\Ti ho latela GB/T1591-94

    		 215   335   15 > 31  
    Q215B ≤ 0.15 0.25-0,55 0.045 0.045 0.035 215 335 15 > 31
    Q235A ≤ 0.22 0.30 ＜ 0.65 0.045 0.050 0.035 235 375 15 >26
    Q235B ≤ 0.20 0.30 ≤ 1.80 0.045 0.045 0.035 235 375 15 >26
    Q295A 0.16 0.80-1,50 0.045 0.045 0.55 295 390 13 >23
    Q295B 0.16 0.80-1,50 0.045 0.040 0.55 295 390 13 >23
    Q345A 0.20 1.00-1.60 0.045 0.045 0.55 345 510 13 >21
    Q345B 0.20 1.00-1.60 0.045 0.040 0.55 345 510 13 >21

    GB/T9711-2011 (PSL1)

    		 L175 0.21 0.60 0.030 0.030  

    Ka boikhethelo ho kenyelletsa e 'ngoe ea likarolo tsa Nb\V\Ti kapa motsoako ofe kapa ofe oa tsona

    		 175   310  

    27

    Ho ka khethoa e le 'ngoe kapa tse peli tsa index ea toughness ea matla a tšusumetso le sebaka sa ho kuta. Bakeng sa L555, bona maemo.
    L210 0.22 0.90 0.030 0.030 210 335

    25
    L245 0.26 1.20 0.030 0.030 245 415

    21
    L290 0.26 1.30 0.030 0.030 290 415

    21
    L320 0.26 1.40 0.030 0.030 320 435

    20
    L360 0.26 1.40 0.030 0.030 360 460

    19
    L390 0.26 1.40 0.030 0.030 390 390

    18
    L415 0.26 1.40 0.030 0.030 415 520

    17
    L450 0.26 1.45 0.030 0.030 450 535

    17
    L485 0.26 1.65 0.030 0.030 485 570

    16

    API 5L (PSL 1)

    		 A25 0.21 0.60 0.030 0.030  

    Bakeng sa tšepe ea sehlopha sa B,Nb+V ≤ 0.03%; bakeng sa tšepe ≥ sehlopha sa B, ka boikhethelo ho eketsa Nb kapa V kapa motsoako oa bona, le Nb+V+Ti ≤ 0.15%

    		 172   310  

    (L0=50.8mm) e tla baloa ho latela foromo e latelang:e=1944·A0 .2/U0 .0 A: Sebaka sa sampole ho mm2 U: Matla a fokolang a boletsoeng ho Mpa

    Ha ho letho kapa leha e le efe kapa bobeli ba matla a tšusumetso le sebaka sa ho kuta e hlokahalang e le mokhoa oa ho thatafala.
    A 0.22 0.90 0.030 0.030   207 331
    B 0.26 1.20 0.030 0.030   241 414
    X42 0.26 1.30 0.030 0.030   290 414
    X46 0.26 1.40 0.030 0.030   317 434
    X52 0.26 1.40 0.030 0.030   359 455
    X56 0.26 1.40 0.030 0.030   386 490
    X60 0.26 1.40 0.030 0.030   414 517
    X65 0.26 1.45 0.030 0.030   448 531
    X70 0.26 1.65 0.030 0.030   483 565

    E 'ngoe ea likopo tsa mantlha tsa lipeipi tsa rona tsa tšepe tse kolobisitsoeng ka metsing a spiral kemohala oa khase o ka tlas'a lefatše. Ka boleng ba eona bo phahameng le ts'ebetso, ke khetho ea pele ea ho haha ​​marang-rang a ka tšeptjoang le a sireletsehileng a lipalangoang tsa khase ea tlhaho.

    Pipe ea Metsi a ka tlas'a lefatše

    Pipe ea mohala oa X65 SSAWe hahiloe ka thepa ea boemo bo holimo e netefatsang matla le botsitso bo phahameng. Sena se etsa hore e be se loketseng bakeng sa lits'ebetso tse hlokang khatello e phahameng le ho hanyetsa maemo a tikoloho. Ho tšoaneleha ha eona bakeng sa ho kenngoa ka tlas'a lefatše ho boetse ho totobatsa moralo oa eona o matla le bokhoni ba ho mamella maemo a thata, e leng se etsang hore e be tharollo ea khetho bakeng sa merero ea lipeipi tsa khase e ka tlas'a lefatše.

    Joalo ka sehlahisoa se tšeptjoang le se netefalitsoeng, lipeipi tsa rona tsa tšepe tse kentsoeng ka tlas'a metsi a arc li amoheloa haholo indastering le merero ea meralo ea motheo ka lebaka la ts'ebetso ea tsona e holimo, ho tšoarella le ho ts'epahala. Kaho ea eona ea boleng bo holimo e e etsa khetho ea pele bakeng sa litsamaiso tsa lipalangoang tsa mokelikeli le khase, haholo mocheng oa khase o ka tlas'a lefatše moo polokeho le katleho li leng bohlokoa.

    Ka kakaretso, pipe ea tšepe e entsoeng ka spiral submerged arc welded steel ke sehlahisoa se setle se etselitsoeng ho fihlela litlhoko tse fapaneng tsa lits'ebetso tsa phano ea mokelikeli le khase. Ka lebaka la ho feto-fetoha ha eona le ho tšepahala, e fetohile karolo ea bohlokoa liindastering tse fapaneng le mererong ea mekhoa ea mekhoa ea motheo, haholo-holo mohala oa khase o ka tlas'a lefatše. Boleng ba eona bo ikhethang le ts'ebetso ea eona e etsa hore e be letlotlo la bohlokoa ho netefatsa hore ho na le marang-rang a sebetsang hantle le a sireletsehileng a lipalangoang tsa khase. Tšepa ho ts'epahala le ts'ebetso ea lipeipi tsa rona tsa tšepe tse kentsoeng ka tlas'a metsi tsa arc bakeng sa litlhoko tsohle tsa hau tsa lipalangoang tsa mokelikeli le khase.

     

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  • E 'ngoe:
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