Lisebelisoa tsa khase ea oli:

E sebelisoa bakeng sa ho cheka seliba sa oli e sebelisoa haholo ts'ebetsong ea ho cheka le ka mor'a ho phethoa ha tšehetso ea lerako la seliba, e le ho etsa bonnete ba hore ts'ebetso ea ho phunya le ts'ebetso e tloaelehileng ea seliba kaofela ka mor'a hore ho phethoe. e senyehile ka lebaka le itseng, e ka lebisa phokotsong ea tlhahiso ea seliba kaofela, kapa esita le sekhechana.

Mefuta ea mokelikeli oa oli:

Ho ea ka "petroleum casing" ea SY/T6194-96, e ka aroloa ka mefuta e 'meli: casing e khuts'oane le molala oa eona le casing e telele ea khoele le molala oa eona.

Tekanyetso ea khase ea oli le sephutheloana:

Ho ea ka SY/T6194-96, mokotla oa lehae o lokela ho tlamisoa ka terata ea tšepe kapa lebanta la tšepe. Karolo e pepeneneng ea khoele e 'ngoe le e 'ngoe le khoele ea molaleng e lokela ho phunyeletsoa ka lesale la tšireletso ho sireletsa khoele.

Casing e tla fanoa ka khoele le molaleng ho ea ka khatiso ea pele ea API SPEC 5CT1988 kapa ka mokhoa ofe kapa ofe oa ho qetela oa liphaephe tse latelang: qetello e bataletseng, khoele e chitja ntle le molaleng kapa molaleng, khoele ea trapezoidal ea offset kapa ntle le molaleng, khoele e otlolohileng, ts'ebetso e khethehileng ea ho qetela, ho hahoa ha lesale la tiiso.

Mokhahlelo oa tšepe bakeng sa casing ea petroleum:

Oil casing tšepe kereiti ka aroloa limaraka tse fapaneng tšepe ho ea ka matla a tšepe ka boeona, e leng H-40, J-55, K-55, N-80, C-75, L-80, C-90, C-95, P-110, Q-125, joalo-joalo.Maemo a fapaneng a hantle, botebo ba hantle, ts'ebeliso ea kereiti ea tšepe e boetse e fapane.Casing ka boeona e boetse e hlokahala hore e se ke ea bola libakeng tse senyang.Libakeng tse nang le maemo a thata a jeoloji, casing e boetse e hlokahala hore e be e hanyetsanang le ho silakanya.

Foromo ea ho bala boima ba k'hase ea oli ke e latelang:

KG/ m = (bophara bo ka ntle - botenya ba lebota) * botenya ba lebota * 0.02466

Bolelele ba mokotla oa oli:

Ho na le mefuta e meraro ea bolelele bo boletsoeng ke API: R-1 4.88 ho 7.62m, R-2 7.62 ho 10.36m, R-3 10.36m ho feta.

Mofuta oa mokotla oa peterole:

API 5CTMefuta e meng ea mekotla ea peteroleum e kenyelletsa STC (lekhapetla le chitja le lekhutšoane), LTC (lebota le lelelele le chitja), BTC (lere e sa fellang), VAM (morero oa morena) le mefuta e meng ea mabanta.

Tlhahlobo ea ts'ebetso ea 'mele ea casing ea petroleum:

(1) Ho ea ka SY / T6194-96.Ho etsa teko ea flattening (GB246-97) teko ea matla (GB228-87) le tlhahlobo ea hydrostatic.

(2) hydrostatic test, flattening test, sulfide stress corrosion cracking test, hardness test (ASTME18 or E10 latest version), tensile test, transverse impact test (ASTMA370, ASTME23 and the latest version of the relevant standards) ho ea ka lipehelo tsa American Petroleum Institute APISPEC5CT1988 , determination1 mofuta oa morao-rao oa lijo-thollo OSTME1 mokhoa)

Ho kenya le ho romela ka ntle ho mokotla oa oli:

(1) Linaha tse ka sehloohong tsa ho kenya oli ke: Jeremane, Japane, Romania, Czech Republic, Italy, United Kingdom, Austria, Switzerland, United States, Argentina, Singapore le tsona li kenya.Litekanyetso tsa ho kenya li bua ka maemo a American Petroleum Institute API5A, 5AX, 5AC.Steel grade ke H-40, J-55, N-80, P-110, C-75, C-95 joalo-joalo. Litlhaloso tse kholo ke 139.77.72R-2, 177.89.29.294-294. 244.510.03R-2, 244.511.05r-2, joalo-joalo.

(2) Ho na le mefuta e meraro ea bolelele e boletsoeng ke API: R-1 ke 4.88 ~ 7.62m, R-2 ke 7.62 ~ 10.36m, R-3 ke 10.36m ho feta.

(3) Karolo ea thepa e tsoang kantle ho naha e tšoailoe ka LTC, ke hore, sekoahelo sa likhoele tsa filament.

(4) Ho phaella ho litekanyetso tsa API, palo e nyenyane ea lihlahla tse tsoang Japane li lumellana le litekanyetso tsa baetsi ba Majapane (joaloka Nippon Steel, Sumitomo, Kawasaki, joalo-joalo), linomoro tsa tšepe ke NC-55E, NC-80E, NC-L80, NC-80HE, joalo-joalo.

(5) Litabeng tsa tleleime, ho ne ho e-na le mefokolo ea ponahalo e kang buckle e ntšo, tšenyo ea terata, ho phuthoa ha 'mele oa liphaephe, lesela le robehileng le khoele e thata ka ntle ho mamello, ho kopanya boleng ba J ka lebaka la mamello, le mathata a ka hare a boleng bo kang ho phunyeha ha brittle le matla a tlaase a tlhahiso ea casing.

Mechine ea mofuta o mong le o mong oa tšepe oa casing ea petroleum: