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    Phala ea boleng bo holimo ea Spiral sem

    Sekepe se phahameng sa boleng ba sekoli sa Spiral sem Pirature
    • Phala ea boleng bo holimo ea Spiral sem

    Tlhaloso e khutšoane:

    Phala ea rona ea boleng bo phahameng ea sekhahla e loketse lits'ebetso tse fapaneng, ho kenyelletsa le ho ameha, oli le khase ea metsing le lipalangoang tsa metsing. Ka matla a eona a phahameng le ho tšoarella, ho etselitsoe ho mamella khatello le ho hanyetsa tharollo e sa feleng ea litlhoko tsa hao tsa khoebo.


    Lintlha tsa sehlahisoa

    Li-tag tsa lihlahisoa

    Kenyelletsa popi ea rona ea boleng bo phahameng ea spiral-seam, sehlahisoa se nang le matla, ho ba le tumelo le boenjiniere. E entsoe ka ts'ebetso e tsoetseng pele ea spiringd, lipeipi tsa rona li etsoa ho tloha ka har'a makoloi a tšepe a roliloeng tse thellang ka hloko le tse felisitsoeng ka sekheo sa spiral. Tsela ena e nang le se nang tsebo e se nang letho e ntlafatsa botšepehi ba liphaephe, empa e tiisa hore ba ka mamella likopo tse hlokofatsang tse batlang.

    Ho kena k'hamphaning ea rona, re motlotlo ka boitlamo ba rona bo sa thekeseleng ba ho khotsofala. Ha lilemo li ntse li feta re hahile botumo ba ho ipehela litlhoko tsa bareki ba rona sebakeng se seng le se seng sa ho reka. Ho latela puisano ea pele ho moo ho rekisoang ka ho rekisa le lits'ebeletso tse felletseng tsa thekiso ea thekiso, re ikemiselitse ho kopana le tlhoko e 'ngoe le e' ngoe ea bareki ba rona. Mokhoa ona oa bareki oa bareki o re ba le ts'epo le ho ts'epahala ha bareki ba rona, bao kamehla ba ananela boleng ba lihlahisoa tsa rona le ho ts'epahala ha lits'ebeletso tsa rona.

    Boleng ba rona bo phahamengPipe ea Spiral Seame loketse lits'ebetso tse fapaneng, ho kenyelletsa le ho haha, oli le khase le lipalangoang tsa marine. Ka matla a eona a phahameng le ho tšoarella, ho etselitsoe ho mamella khatello le ho hanyetsa tharollo e sa feleng ea litlhoko tsa hao tsa khoebo.

    Tlhaloso ea sehlahisoa

     

    Thepa ea mantlha ea 'mele le ea lik'hemik'hale ea lipeipi tsa tšepe (GB / T978, GB / T9711 le Api Spec11

    		        

    Tloaelo

    Sehlopha sa tšepe

    Li-combants tsa lik'hemik'hale (%)

    Thepa ea Tense

    Charpy (V Noch) tlhahlobo ea tšusumetso
    c Mn p s Si

    Tse ling

    Ho hlahisa ka matla (MPA)

    Matla a Tense (MPA)

    (L0 = 5.65 √ s0) Min ho otlolla maikutlo (%)
    Max Max Max Max Max min Max min Max D ≤ 168.33mmmmmm D> 168.3mm

    GB / t3091 -2008

    		 Q215a ≤ 0.15 0.25 <1.20 0.045 0.050 0.35

    Ho eketsa NBVTI 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  

    Ea boikhethelo e kenyelletsa e 'ngoe ea likarolo tsa NBVTI kapa motsoako ofe kapa ofe oa tsona

    		 175   310  

    27

    E le 'ngoe kapa tse peli tsa tekanyetso ea matla a tšusumetso le ea ho kuta e ka khethoa. Bakeng sa L555, bona Tekanyetso.
    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 kgne, nb + v ≤ 0.03%; bakeng sa sehlopha sa tšepe b, ho eketsa nb + v

    		 172   310  

    (L0 = 50.8mm) ho baloa ho latela foromo e latelang: E ​​= 1944 · 1

    Ha ho na matla kapa ka bobeli ba matla a tšusumetso le sebaka se senyehileng se hlokahala e le boima bo matla.
    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

     

    Molemong oa sehlahisoa

    1. E 'ngoe ea melemo ea mantlha ea phala ea sem ea Spiral ke matla a eona a matle. Ts'ebetso ea Spiral e sililoeng e etsa hore ho be le boima bo sa feleng, ka ho etsa joalo e ntlafatsa botšepehi ba pope. Sena se etsa hore ba tšoanele bakeng sa ho tsamaisa maro le likhase tlas'a khatello e matla.

    2. Ts'ebetso ea tlhahiso-leseling e sebetsa hantle, e lumella liphaephe tse telele ntle le tlhoko ea manonyeletso, e ka bang lintlha tse fokolang.

    3. Molemo o mong o moholo oaPipe ea Glical Seamho bakoloa ha eona. Li ka hlahisoa ka tšoelesa ea makhasi a fapaneng le mabota a mabala a fapaneng a likopo tse ngata ho lipalangoang tsa oli le khase ho sistimi ea metsi.

    4. Likhamphani tse hlahisang lipeipi tsena pele u khotsofatsa khotsofalo ea bareki le ho fana ka thekiso e felletseng, nakong ea litšebeletso tsa thekiso. Boitlamo bona bo tiisa hore bareki ba fumana lihlahisoa tse lumellanang le litlhoko tsa bona tse khethehileng, ba ntlafatsa boiphihlelo ka kakaretso.

    Fumano e Khutsong

    1. Ts'ebetso e senang spiral e ka ba ea rarahane ho feta mekhoa ea setso e ka bakang litšenyehelo tse phahameng tsa tlhahiso.

    2. Ha lipeipi tsa spiral li le matla, li kanna tsa hanyetsa mefuta e meng e fokolang ho feta lisebelisoa tse ling ebe li hloka likotsi kapa kalafo.

     

    Pipe ea Spiral Steel

     

     

    LBH

    Q1: Pipe ea sem ea spiral ea spiral ke efe?

    Pipe ea sekoti sa Spiral e hahiloe ka mokhoa o ikhethileng o bitsoang mokhoa oa ho ja Spiriral. Mahlale lena a se nang tsebo le kenyelletsa likhoele tsa tšepe tse halikiloeng tse chesang tse chesang li thehoa ka sebopeho sa cylindrical ebile se entsoe ka seam ea Spiral. Phala e hlahisitsoeng ha e na matla a phahameng empa e le tšoarellang hantle, e etsa hore e be e loketseng lits'ebetso tse fapaneng, ho kenyelletsa lipalangoang tsa metsi le ka sebopeho.

    Q2: Hobaneng u khetha phala ea boleng bo holimo ea spiral ea boleng bo holimo?

    Monyetla o ka sehloohong oa lipeipi tsa boleng bo phahameng tsa spiral seam ke kaho ea tsona e matla ea sesole. Ts'ebetso ea Spiral e lumellanang e lumellang ho hlakoloa ha ho senya le ho hanela ho hanyetsa popo. Ntle le moo, lipeipi tsena li ka etsoa ka boholo bo fapaneng le bosetso bo boholo ho fihlela litlhoko tse khethehileng tsa merero e fapaneng.

    Q3: Ke lokela ho batla eng ho mofani oa thepa?

    Ha o khetha mofani oa setsebi sa sekobo sa Spiral, ho bohlokoa ho khetha k'hamphani e nkang khotsofalo ea bareki pele. Batla morekisi e fanang ka chelete e felletseng ea thekiso ea pele ho thekiso, thekiso le lits'ebeletso tsa ho reka. Khampani e tsebahalang e tla etsa bonnete ba hore lihlahisoa tsa eona li khotsofatsoa ka litlhaloso, 'me u ka netefatsa hore bareki ba hau ba tla leboha.

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