Pipe ea Tšepe e Welded Spiral Bakeng sa Liphaephe tsa Oli le Khase

Tlhaloso e Khutšoanyane:

Mafapheng a meralo le boenjiniere a ntseng a fetoha, tsoelo-pele ea theknoloji e ntse e tsoela pele ho hlalosa bocha hore na merero e kenngoa tšebetsong joang. E 'ngoe ea lintho tse ncha tse ikhethang ke phaephe ea tšepe e kopantsoeng ka spiral. Phaephe e na le lithupa holim'a eona 'me e etsoa ka ho koba lithapo tsa tšepe hore e be li-circles ebe e li kopanya, e leng se tlisang matla a ikhethang, ho tšoarella le ho tenyetseha ha mokhoa oa ho kopanya liphaephe. ​​Selelekela sena sa sehlahisoa se ikemiselitse ho bontša likarolo tse hlahelletseng tsa phaephe e kopantsoeng ka spiral le ho totobatsa karolo ea eona ea phetoho indastering ea oli le khase.


Qaqiso ea Sehlahisoa

Li-tag tsa Sehlahisoa

Hlahisa:

Mafapheng a meralo le boenjiniere a ntseng a fetoha, tsoelo-pele ea theknoloji e ntse e tsoela pele ho hlalosa bocha hore na merero e kenngoa tšebetsong joang. E 'ngoe ea lintho tse ncha tse ikhethang ke phaephe ea tšepe e kopantsoeng ka spiral. Phaephe e na le lithupa holim'a eona 'me e etsoa ka ho koba lithapo tsa tšepe hore e be li-circles ebe e li kopanya, e leng se tlisang matla a ikhethang, ho tšoarella le ho tenyetseha ha mokhoa oa ho kopanya liphaephe. ​​Selelekela sena sa sehlahisoa se ikemiselitse ho bontša likarolo tse hlahelletseng tsa phaephe e kopantsoeng ka spiral le ho totobatsa karolo ea eona ea phetoho indastering ea oli le khase.

Tlhaloso ea Sehlahisoa:

Liphaephe tsa tšepe tse svetselitsoeng ka spiral, ka moralo oa tsona, li fana ka melemo e 'maloa e ikhethang ho feta litsamaiso tsa liphaephe tse tloaelehileng. Ts'ebetso ea eona e ikhethang ea tlhahiso e netefatsa botenya bo tsitsitseng bolelele bohle ba eona, e leng se etsang hore e hanele haholo likhatello tsa kahare le kantle. Ho tiea hona ho etsa hore phaephe e phuthetsoeng ka spiral e be ntle bakeng sa lits'ebetso tsa phetisetso ea oli le khase moo polokeho le ts'epo li leng tsa bohlokoa ka ho fetisisa.

Theknoloji ea ho tjheseletsa ka lebelo le phahameng e sebelisoang tlhahisong ea eona e fana ka ho tenyetseha le ho ikamahanya le maemo ho hoholo, e leng se lumellang phaephe ho mamella maemo a feteletseng a kang mocheso o phahameng, phapang ea khatello le likoluoa ​​​​tsa tlhaho. Ho phaella moo, moralo ona o mocha o ntlafatsa ho bola le ho hanyetsa ho tsofala, o thusa ho lelefatsa bophelo ba tšebeletso le ho fokotsa litšenyehelo tsa tlhokomelo.

Tafole ea 2 Thepa ea Bohlokoa ea 'Mele le ea Lik'hemik'hale ea Liphaephe tsa Tšepe (GB/T3091-2008, GB/T9711-2011 le API Spec 5L)        
E tloaelehileng Kereiti ea Tšepe Likarolo tsa Lik'hemik'hale (%) Thepa e Tenyetsehang Teko ea Tšusumetso ea Charpy (V notch)
c Mn p s Si Tse ling Matla a Tekanyo (Mpa) Matla a ho Tenyetseha (Mpa) (L0=5.65 √ S0)Sekhahla sa ho Otlolla sa mets(%)
boholo boholo boholo boholo boholo motsotso boholo motsotso boholo D ≤ 168.33mm D > 168.3mm
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   Ho eketsa e 'ngoe ea likarolo tsa Nb\V\Ti kapa motsoako ofe kapa ofe oa tsona ka boikhethelo 175   310   27 E 'ngoe kapa tse peli tsa index ea ho tiea ha matla a tšusumetso le sebaka sa ho kuta li ka khethoa. Bakeng sa L555, sheba 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 tšepe ea sehlopha sa B, Nb+V ≤ 0.03%; bakeng sa tšepe ≥ sehlopha sa B, ho eketsa Nb kapa V kapa motsoako oa tsona ka boikhethelo, le Nb+V+Ti ≤ 0.15% 172   310   (L0=50.8mm)e tla balwa ho latela foromo e latelang:e=1944·A0 .2/U0 .0 A: Sebaka sa sampole ka mm2 U: Matla a fokolang a ho thaepa a boletsoeng ka Mpa Ha ho letho kapa efe kapa bobedi ba matla a tshusumetso le sebaka sa ho kuta tse hlokahalang e le tekanyetso ya ho tiya.
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

Ho phaella moo, kgokelo ya weld ya spiral e netefatsa tshebetso e ntle haholo e sa dutleng. Ka hona, diphaephe tse weldilweng ka spiral di fana ka diphaephe tse bolokehileng bakeng sa ho tsamaisa oli le khase, e leng se fokotsang kotsi ya ho dutla le dikotsi tsa tikoloho. Sena, hammoho le bokgoni ba yona bo phahameng ba ho phalla le tshebetso e ntle ya hydraulic, se etsa hore e be sebaka se setle bakeng sa dikhamphani tsa eneji tse batlang ditharollo tse tshepahalang le tse tswelang pele.

Phaephe ea Khase e ka Tlas'a Lefatše

Ho tenyetseha ha phaephe e tjheseditsweng ka moya ha ho felle feela ho tsamaiseng oli le khase. Kaho ya yona e matla le botsitso ba sebopeho bo botle di e dumella ho sebediswa ditshebedisong tse fapaneng, ho kenyeletswa phepelo ya metsi, ditsamaiso tsa drainage, esita le diporojeke tsa boenjiniere ba meaho. Ebang e sebedisetswa ho tsamaisa metsi kapa e sebediswa e le meaho ya tshehetso, diphaephe tsa tshepe tse tjheseditsweng ka moya di ipabola ho faneng ka ditharollo tse tshepahalang le tse theko e tlase.

Ho kenngwa ha diphaephe tsa tshepe tse weldisitsweng ka spiral ho ntlafaditse haholo mekgwa ya ho wellisa diphaephe, ho nolofatsa tshebetso le ho fokotsa nako yohle ya projeke. Ho kenngwa ha bonolo, ho kopantswe le karolelano e phahameng ya matla ho ya boima, ho dumella tshebetso ya kaho e nolofaditsweng le e sebetsang hantle. Sena se bolela poloko e kgolo ditjeong tsa basebetsi, ditlhoko tsa disebediswa le ditshenyehelo tsa tsamaiso ya projeke, ha ka nako e ts'oanang ho netefatsa boleng bo hodimo le nako e telele.

Ha re phethela:

Ka bokhutšoanyane, phaephe e tjheseletsang ka moya e fetotse lefapha la ditshebetso tsa ho tjheseletsa ka moya, haholoholo indastering ya oli le kgase. Kopanyo ya yona e se nang sekoli ya matla, ho tshwarella, ho tenyetseha le ho boloka ditjeo e etsa hore e be ntle bakeng sa dikhamphani tsa eneji tse batlang ditharollo tse tshepahalang. Ka kgatello e phahameng, ho kgopama le ho dutla ha metsi, diphaephe tsa tshepe tse tjheseletsang ka moya di feta ka nqane ho ditsamaiso tsa setso tsa diphaephe ho fana ka marangrang a tsitsitseng le a bolokehileng bakeng sa ho tsamaisa mehlodi ya bohlokwa. Ha indasteri ya kaho e ntse e tswela pele ho amohela kgatelopele ya theknoloji, phaephe e tjheseletsang ka moya e fetoha bopaki ba bohlale ba batho le boqapi, e phatlalatsang bokamoso ba bokgoni, polokeho le botshepehi.


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  • E 'ngoe:

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