Ulwazi oluyisisekelo mayelana ne-OCTG Pipe

Amapayipi OCTGzisetshenziselwa kakhulu ukumba imithombo kawoyela negesi kanye nokuthutha uwoyela negesi.Kuhlanganisa amapayipi okubhoboza uwoyela, imigodi kawoyela, namapayipi okudonsa uwoyela.Amapayipi OCTGasetshenziswa kakhulu ukuxhuma amakholomu okubhoboza kanye nezingcezu zokubhola kanye nokudlulisa amandla okumba.I-petroleum casing isetshenziselwa ikakhulukazi ukusekela umthombo ngesikhathi sokumba futhi ngemva kokuqedwa, ukuze kuqinisekiswe ukusebenza okuvamile kwawo wonke umthombo wamafutha ngesikhathi sokumba nangemva kokuqedwa.Uwoyela negesi ngaphansi komthombo kawoyela kuhanjiswa kakhulu phezulu ngeshubhu lokupompa uwoyela.

Isikhwama sikawoyela siyindlela yokuphila yokugcina ukusebenza kwemithombo kawoyela.Ngenxa yezimo ezihlukene zokuma komhlaba, isimo sengcindezi esingaphansi komhlaba siyinkimbinkimbi, futhi imiphumela ehlanganisiwe yokushuba, ukucindezelwa, ukugoba, kanye nengcindezi ye-torsion emzimbeni we-casing kubangela izidingo eziphezulu zekhwalithi ye-casing ngokwayo.Uma i-casing ngokwayo ilimele ngesizathu esithile, ingase iholele ekuncipheni kokukhiqizwa noma ngisho nokuchithwa kwawo wonke umthombo.

Ngokusho kwamandla ensimbi ngokwayo, i-casing ingahlukaniswa ngamamaki ensimbi ahlukene, okuyi-J55, K55, N80, L80, C90, T95, P110, Q125, V150, njll. Ibanga lensimbi elisetshenzisiwe liyahlukahluka kuye ngokuthi isimo sinjani kahle. nokujula.Ezindaweni ezonakalisayo, kuyadingeka futhi ukuthi i-casing ngokwayo imelane nokugqwala.Ezindaweni ezinezimo ze-geological eziyinkimbinkimbi, kuyadingeka futhi ukuthi i-casing ibe nokusebenza kwe-anti collapse.

I.ulwazi oluyisisekelo OCTG Pipe

1, Amagama akhethekile ahlobene nencazelo yepayipi le-petroleum

I-API: isifinyezo se-American Petroleum Institute.

I-OCTG: Isifinyezo se-Oil Country Tubular Goods, okusho ukuthi amashubhu aqondene nowoyela, okuhlanganisa igobolondo likawoyela eliqediwe, ipayipi lokubhoboza, amakholomu okubhola, amahophu, amajoyinti amafushane nokunye.

I-Oil Tubing: Ishubhu esetshenziswa emithonjeni kawoyela yokukhipha uwoyela, ukukhipha igesi, umjovo wamanzi kanye nokuqhekeka kwe-asidi.

I-Casing: Amashubhu awehliswa esuka ebusweni bomhlaba aye emgodini ombiwe njengomugqa ukuvikela ukubhidlika kodonga lomthombo.

Ipayipi lokubhoboza: Ipayipi elisetshenziselwa ukumba imigodi.

Ipayipi lomugqa: Ipayipi elisetshenziselwa ukuthutha uwoyela noma igesi.

Izindingilizi: Amasilinda asetshenziselwa ukuxhuma amapayipi anemicu emibili ngemicu yangaphakathi.

Izinto zokuhlanganisa: Ipayipi elisetshenziselwa ukukhiqiza ama-coupling.

Izintambo ze-API: Izintambo zepayipi ezicaciswe yi-API 5B ejwayelekile, kufaka phakathi imicu ejikelezayo yepayipi likawoyela, izintambo eziyindilinga ezimfushane ze-casing, i-casing round round threads, i-casing offset trapezoidal threads, intambo yamapayipi kalayini nokunye.

I-Special Buckle: Izintambo ezingezona ze-API ezinezakhiwo ezikhethekile zokuvala, izakhiwo zokuxhuma nezinye izakhiwo.

Ukwehluleka: ukuwohloka, ukuphuka, ukulimala kwendawo kanye nokulahlekelwa umsebenzi wangempela ngaphansi kwezimo ezithile zesevisi.Izinhlobo eziyinhloko zokuhluleka kwe-casing yamafutha yilezi: i-extrusion, i-slippage, ukuphuka, ukuvuza, ukugqwala, ukubopha, ukuguga nokunye.

2, Amazinga ahlobene ne-Petroleum

I-API 5CT: I-Casing and Tubing Specification (okwamanje inguqulo yakamuva yohlelo lwesi-8)

I-API 5D: Ukucaciswa kwepayipi lokubhoboza (inguqulo yakamuva yohlelo lwesi-5)

I-API 5L: ukucaciswa kwepayipi lensimbi yepayipi (inguqulo yakamuva yohlelo lwama-44)

I-API 5B: Ukucaciswa komshini, ukulinganisa nokuhlolwa kwe-casing, ipayipi likawoyela nemicu yamapayipi kalayini

I-GB/T 9711.1-1997: Izimo zobuchwepheshe zokulethwa kwamapayipi ensimbi ezokuthutha imboni kawoyela negesi Ingxenye 1: Amapayipi ensimbi eBanga A

I-GB/T9711.2-1999: Izimo zobuchwepheshe zokulethwa kwamapayipi ensimbi ukuze kuthuthwe imboni kawoyela negesi Ingxenye 2: Amapayipi ensimbi eBanga B

I-GB/T9711.3-2005: Izimo Zezobuchwepheshe Zokulethwa Kwamapayipi Ensimbi Okuthutha Imboni Kawoyela Negesi Yemvelo Ingxenye 3: Ipayipi Lensimbi Lebanga C

Ⅱ.Ipayipi lamafutha

1. Ukuhlukaniswa kwamapayipi kawoyela

Amapayipi kawoyela ahlukaniswe amashubhu Angaguquki (NU), Amashubhu Angaphandle (EU) kanye namashubhu ahlangene.Ishubhu elingaphatheki kabi libhekisela ekugcineni kwepayipi elicushwe ngaphandle kokujiya futhi elifakwe i-coupling.I-External Upset tubing ibhekisela emaphethelweni amabili wamapayipi agqinsiwe ngaphandle, abe esecushwa futhi afakwa izinsimbi.Ishubhu elihlangene elihlanganisiwe libhekisela epayipini elixhunywe ngokuqondile ngaphandle kokuhlangana, elinye icala elicushwe ngentambo yangaphandle ejiyile yangaphakathi futhi enye icushwe ngentambo yangaphakathi ejiyile ngaphandle.

2.Indima yeshubhu

①, ukukhishwa kukawoyela negesi: ngemuva kokuthi imigodi kawoyela negesi imbiwe futhi ifakwe usimende, ishubhu lifakwa ebhokisini likawoyela ukuze kukhishwe uwoyela negesi phansi.
②, umjovo wamanzi: lapho umfutho we-downhole unganele, faka amanzi emthonjeni ngokusebenzisa ishubhu.
③, umjovo we-steam: Enqubweni yokululama okushisayo kwamafutha awugqinsi, isitimu kufanele sifakwe emthonjeni ngamapayipi kawoyela agqunyiwe.
(iv) I-Acidizing kanye ne-fracturing: Ekupheleni kwesikhathi sokumbiwa komthombo noma ukuze kuthuthukiswe ukukhiqizwa kwemithombo kawoyela negesi, kuyadingeka ukufaka i-acidizing kanye ne-fracturing medium noma okokwelapha ungqimba lukawoyela negesi, kanye nendawo kanye izinto zokuphulukisa zithuthwa ngepayipi likawoyela.

3.Izinga lensimbi lepayipi likawoyela

Amabanga ensimbi wepayipi likawoyela yilawa: H40, J55, N80, L80, C90, T95, P110.

I-N80 ihlukaniswe yaba i-N80-1 kanye ne-N80Q, lezi ezimbili ziyizici ezifanayo eziqinile ezifanayo, umehluko emibili isimo sokudiliva kanye nomehluko wokusebenza komthelela, ukulethwa kwe-N80-1 ngesimo esijwayelekile noma lapho izinga lokushisa lokugcina lilikhulu kune- izinga lokushisa elibucayi i-Ar3 kanye nokunciphisa ukungezwani ngemva kokupholisa umoya, futhi ingasetshenziswa ukuthola ezinye izindlela zokujwayela ukujwayela okushisayo, umthelela kanye nokuhlola okungabhubhisi akudingekile;I-N80Q kumele icushwe (icime futhi ifudumale) Ukwelashwa kokushisa, ukusebenza komthelela kufanele kuhambisane nezinhlinzeko ze-API 5CT, futhi kufanele kube ukuhlola okungabhubhisi.

I-L80 ihlukaniswe i-L80-1, L80-9Cr ne-L80-13Cr.Izakhiwo zabo zemishini kanye nesimo sokulethwa kuyafana.Umehluko osetshenziswayo, ubunzima bokukhiqiza kanye nentengo, i-L80-1 yohlobo olujwayelekile, i-L80- 9Cr ne-L80-13Cr amashubhu aphezulu okumelana nokugqwala, ubunzima bokukhiqiza, kuyabiza, ngokuvamile asetshenziselwa imithombo esindayo yokugqwala.

I-C90 ne-T95 ihlukaniswe ngohlobo 1 nohlobo 2, okungukuthi, i-C90-1, i-C90-2 ne-T95-1, i-T95-2.

I-4.Izinga lensimbi elisetshenziswa ngokuvamile, izinga kanye nesimo sokulethwa kwepayipi likawoyela

Steel grade grade Isimo sokudiliva

Ipayipi likawoyela i-J55 37Mn5 ipayipi likawoyela eliyisicaba: elishisayo eligoqiwe esikhundleni sokujwayelekile

Ipayipi likawoyela elijiyile: ubude obugcwele bujwayelekile ngemva kokuqina.

Ishubhu ye-N80-1 36Mn2V Ishubhu yohlobo oluyisicaba: ishubhu elishisayo esikhundleni sokujwayelekile

Ipayipi likawoyela elijiyile: ubude obugcwele bujwayelekile ngemva kokuqina

Ipayipi likawoyela le-N80-Q elingu-30Mn5 ubude obugcwele

Ipayipi likawoyela le-L80-1 30Mn5 ubude obugcwele

Ipayipi likawoyela le-P110 25CrMnMo ubude obugcwele bokushisa

J55 coupling 37Mn5 hot rolled on-line normalization

I-N80 ihlanganisa i-28MnTiB yobude obugcwele ukufudumeza

I-L80-1 ihlanganisa i-28MnTiB yobude obugcwele

I-P110 Clamps 25CrMnMo Ubude Obugcwele Bufuthekile

Ipayipi le-OCTG

Ⅲ.Isikhwama

1. Ukuhlukaniswa ngezigaba kanye nendima ye-casing

I-Casing iyipayipi lensimbi elisekela udonga lwemithombo kawoyela negesi.Kusetshenziswa izingqimba eziningana ze-casing emthonjeni ngamunye ngokuya ngokujula okuhlukene kokumba kanye nezimo ze-geological.Usimende usetshenziselwa ukunamathisela i-casing ngemva kokwehliselwa emthonjeni, futhi ngokungafani nepayipi likawoyela nepayipi lokubhoboza, ngeke uphinde usetshenziswe futhi ungokwezinto ezisetshenziswayo ezilahlwayo.Ngakho-ke, ukusetshenziswa kwe-casing akhawunti ngaphezu kwe-70% yawo wonke amashubhu omthombo kawoyela.I-Casing ingahlukaniswa: i-conduit, i-surface casing, i-technical casing kanye ne-oyela casing ngokusetshenziswa kwayo, kanye nezakhiwo zabo emithonjeni kawoyela kukhonjiswe esithombeni esingezansi.

OCTG PIPES

2.I-conductor casing

ikakhulukazi esetshenziselwa ukumba olwandle nogwadule ukuhlukanisa amanzi olwandle nesihlabathi ukuze kuqinisekiswe ukuqhubeka kahle kokumba, imininingwane eyinhloko yalolu ungqimba lwe-2.casing yile: Φ762mm(30in )×25.4mm, Φ762mm(30in)×19.06mm.
I-Surface casing: Isetshenziselwa kakhulu ukubhola kokuqala, ukubhoboza okuvula ingaphezulu le-strata evulekile kuya edwaleni, ukuze kuvalwe le ngxenye ye-strata ukuthi ingawi, idinga ukuvalwa nge-surface casing.Ukucaciswa okuyinhloko kwe-surface casing: 508mm (20in), 406.4mm (16in), 339.73mm (13-3/8in), 273.05mm (10-3/4in), 244.48mm (9-5/9in), njll. Ukujula kwepayipi yokwehlisa kuncike ekujuleni kokubunjwa okuthambile.Ukujula kwepayipi eliphansi kuncike ekujuleni kwe-stratum evulekile, ngokuvamile engu-80 ~ 1500 m.Ingcindezi yayo yangaphandle neyangaphakathi ayinkulu, futhi ngokuvamile ithatha i-K55 steel grade noma i-N80 steel grade.

3.I-Technical casing

I-casing yobuchwepheshe isetshenziselwa inqubo yokumba izinto eziyinkimbinkimbi.Lapho uhlangabezana nezingxenye eziyinkimbinkimbi ezifana nongqimba olugoqiwe, ungqimba lwamafutha, ungqimba lwegesi, ungqimba lwamanzi, ungqimba lokuvuza, ungqimba lokunamathisela usawoti, njll., kuyadingeka ukubeka phansi i-casing yobuchwepheshe ukuze uyivale, ngaphandle kwalokho ukubhoboza akukwazi ukwenziwa.Eminye imithombo ijulile futhi iyinkimbinkimbi, futhi ukujula komthombo kufinyelela izinkulungwane zamamitha, lolu hlobo lwemithombo ejulile ludinga ukubeka phansi izingqimba eziningana ze-casing yobuchwepheshe, izakhiwo zayo zemishini kanye nezidingo zokusebenza zokuvala ziphakeme kakhulu, ukusetshenziswa kwamamaki ensimbi kukhona. futhi ephakeme, ngaphezu kwe-K55, kuningi ukusetshenziswa kwe-N80 ne-P110 amamaki, eminye imithombo ejulile ibuye isetshenziswe kumabanga we-Q125 noma ngisho nangaphezulu angewona ama-API, njenge-V150.imininingwane eyinhloko yekesi yobuchwepheshe yile: 339.73 Imininingwane eyinhloko yekesi lobuchwepheshe imi kanje: 339.73mm(13-3/8in), 273.05mm(10-3/4in), 244.48mm(9-5/8in), 219.08mm(8-5/8in), 193.68mm(7-5/8in), 177.8mm(7in) njalo njalo.

4. Isikhwama samafutha

Lapho umthombo ubhobolwa endaweni okuyiwa kuyo (ungqimba oluqukethe uwoyela negesi), kuyadingeka ukusebenzisa isikhwama samafutha ukuze kuvalwe ungqimba lwamafutha negesi kanye nohlaka olungaphezulu oluveziwe, futhi ingaphakathi lebhokisi likawoyela liwungqimba lwamafutha. .Ibhokisi likawoyela kuzo zonke izinhlobo ze-casing ekujuleni komthombo ojulile, izakhiwo zayo zemishini kanye nezidingo zokusebenza zokuvala uphawu nazo ziphakeme kakhulu, ukusetshenziswa kwebanga lensimbi K55, N80, P110, Q125, V150 njalonjalo.Imininingwane eyinhloko ye-casing yokubunjwa yilena: 177.8mm(7in), 168.28mm(6-5/8in), 139.7mm(5-1/2in), 127mm(5in), 114.3mm(4-1/2in), njll. . I-casing ijulile phakathi kwazo zonke izinhlobo zemithombo, futhi ukusebenza kwayo komshini nokusebenza kokuvala kuphezulu kakhulu.

OCTG IPIPE3

V.Drill ipayipi

1, Ukuhlukaniswa kanye nendima yepayipi yamathuluzi okubhoboza

Ipayipi lokubhola eliyisikwele, ipayipi lokubhoboza, ipayipi lokubhoboza elinesisindo kanye nokhololo wokubhoboza emathuluzini okubhola kwenza ipayipi lokubhoboza.Ipayipi lokubhoboza liyithuluzi lokubhola eliwumgogodla elishayela i-drill bit kusuka phansi kuya phansi komthombo, futhi liwumzila osuka phansi uye phansi womthombo.Inezindima ezintathu ezibalulekile: ① ukudlulisa i-torque ukushayela i-drill bit to drill;② ukuthembela esisindweni sako ukufaka ingcindezi kucezu lokubhoboza ukuze kuphuke idwala ngaphansi komthombo;③ ukudlulisa uketshezi lokuwasha umthombo, okungukuthi, udaka lokubhoboza emhlabathini ngamaphampu odaka olunomfutho ophezulu, lungene emgodini wekholomu yokumba ukuze lugeleze lungene ngaphansi komthombo ukuze luchithe imfucumfucu yamadwala futhi lupholise imbobo, futhi uthwale imfucumfucu yamadwala endaweni ye-annular phakathi kwendawo yangaphandle yekholomu kanye nodonga lomthombo ukuze ubuyele emhlabathini, ukuze ufeze injongo yokumba umthombo.Gcoba ipayipi enqubweni yokumba ukuze umelane nezinhlobonhlobo zemithwalo eshintshanayo eyinkimbinkimbi, efana nokushuba, ukucindezelwa, ukugoqa nokunye ukucindezeleka, indawo engaphakathi nayo ingaphansi kokukhuhla udaka olunomfutho ophezulu kanye nokugqwala.

(1) ipayipi lokubhola eliyisikwele: ipayipi lokubhola elinezikwele linezinhlobo ezimbili zohlobo lwe-quadrilateral kanye nohlobo lwe-hexagonal, induku yokumba uwoyela yaseShayina isethi ngayinye yekholomu yokubhola ngokuvamile isebenzisa ipayipi lokubhola lohlobo lwe-quadrilateral.Imininingwane yayo yilena: 63.5mm (2-1/2in), 88.9mm (3-1/2in), 107.95mm (4-1/4in), 133.35mm (5-1/4in), 152.4mm (6in) kanye njalo njalo.Ngokuvamile ubude obusetshenzisiwe buba ngu-12 ~ 14.5m.

(2) Ipayipi lokubhoboza: Ipayipi lokubhoboza liyithuluzi eliyinhloko lokumba imithombo, elixhunywe engxenyeni engezansi yepayipi lokubhola eliyisikwele, futhi njengoba umthombo wokubhola uqhubeka ushona, ipayipi lokubhoboza lilokhu linweba ikholomu yokubhola ngokulandelana.Imininingwane yepayipi yokubhoboza yilena: 60.3mm (2-3/8in), 73.03mm (2-7/8in), 88.9mm (3-1/2in), 114.3mm (4-1/2in), 127mm (5in) ), 139.7mm (5-1/2in) nokunye.

(3) Ipayipi Lokubhoboza Elinesisindo: Ipayipi lokubhoboza elinesisindo liyithuluzi lenguquko elixhuma ipayipi lokubhoboza nokhololo, elingathuthukisa isimo samandla sepayipi lokubhoboza kanye nokwenyusa ingcindezi kubhithi lokubhoboza.Imininingwane esemqoka yepayipi lokubhola elinesisindo ngu-88.9mm (3-1/2in) no-127mm (5in).

(4) Ikhola yokubhoboza: ikhola yokubhoboza ixhunywe engxenyeni engezansi yepayipi lokubhoboza, okuyipayipi eliyisipesheli eliwugqinsi eliqinile, elicindezela imbobo ukuze liphule idwala, futhi lingadlala indima yokuqondisa lapho ukumba imithombo eqondile.Imininingwane ejwayelekile yekhola yokubhoboza yilezi: 158.75mm (6-1/4in), 177.85mm (7in), 203.2mm (8in), 228.6mm (9in) nokunye.

OCTG PIPE4

V. Ipayipi lomugqa

1, Ukuhlukaniswa kwepayipi lomugqa

Ipayipi eliwumugqa lisetshenziswa embonini kawoyela negesi ukuthutha uwoyela, uwoyela ocolisisiwe, igesi yemvelo namapayipi amanzi ngamapayipi ensimbi isikhathi esifushane.Ukuthuthwa kwamapayipi kawoyela negesi ahlukaniswe ikakhulukazi amapayipi amakhulu, amapayipi egatsha kanye namapayipi enethiwekhi yasemadolobheni izinhlobo ezintathu, ulayini wokudlulisa wepayipi oyinhloko wezicaciso ezijwayelekile ∮ 406 ~ 1219mm, ukujiya kodonga 10 ~ 25mm, steel grade X42 ~ X80;ipayipi legatsha kanye nephayiphi yenethiwekhi yasemadolobheni yezicaciso ezijwayelekile ze-# 114 ~ 700mm, ukujiya kodonga okungu-6 ~ 20mm, izinga lensimbi X42 ~ X80.Ukucaciswa okujwayelekile kwamapayipi okuphakelayo namapayipi asemadolobheni angu-114-700mm, ukujiya kodonga 6-20mm, izinga lensimbi X42-X80.

Ipayipi lomugqa linepayipi lensimbi elihlanganisiwe, futhi linepayipi lensimbi elingenamthungo, ipayipi lensimbi elishiselwe lisetshenziswa ngaphezu kwepayipi lensimbi engenamthungo.

2, Izinga lepayipi lomugqa

Izinga lamapayipi epayipi yi-API 5L "incazelo yepayipi lensimbi yepayipi", kodwa i-China ngo-1997 yamemezela izindinganiso kazwelonke ezimbili zepayipi lepayipi: GB/T9711.1-1997 "imboni kawoyela negesi, ingxenye yokuqala yezimo zobuchwepheshe zokulethwa kwepayipi lensimbi. : Ipayipi yensimbi ye-A-grade" kanye ne-GB / T9711.2-1997 "imboni yamafutha negesi, ingxenye yesibili yezimo zobuchwepheshe zokulethwa kwepayipi lensimbi: Ipayipi lensimbi ye-B-grade".Ipayipi Lensimbi", lawa mazinga amabili alingana ne-API 5L, abasebenzisi abaningi basekhaya badinga ukuhlinzekwa kwalawa mazinga amabili kazwelonke.

3, Mayelana ne-PSL1 ne-PSL2

I-PSL isifinyezo sezinga lokucaciswa komkhiqizo.Izinga lokucaciswa komkhiqizo wepayipi lomugqa lihlukaniswe i-PSL1 ne-PSL2, kungashiwo ukuthi izinga lekhwalithi lihlukaniswe nge-PSL1 ne-PSL2.I-PSL1 iphakeme kune-PSL2, izinga lokucaciswa kwe-2 akuyona nje izidingo zokuhlola ezihlukile, futhi ukwakheka kwamakhemikhali, izidingo zezakhiwo zemishini zihlukile, ngakho-ke ngokuya nge-API 5L oda, imigomo yenkontileka ngaphezu kokucacisa imininingwane, ibanga lensimbi. nezinye izinkomba ezijwayelekile, kodwa futhi kufanele zikhombise izinga lokucaciswa komkhiqizo, okungukuthi, i-PSL1 noma i-PSL2.
I-PSL2 ekwakhiweni kwamakhemikhali, izakhiwo eziqinile, amandla okuthinta, ukuhlola okungabhubhisi nezinye izinkomba ziqinile kune-PSL1.

4, ipayipi ipayipi steel grade kanye nokwakheka kwamakhemikhali

Ibanga lensimbi yepayipi lomugqa ukusuka kokuphansi kuya phezulu lihlukaniswe: A25, A, B, X42, X46, X52, X60, X65, X70 kanye X80.
5, umfutho wamanzi wamapayipi kalayini kanye nezidingo ezingabhubhisi
Ipayipi lomugqa kufanele lenziwe ngegatsha ngokuhlolwa kwe-hydraulic hydraulic, futhi izinga alivumeli ukukhiqizwa okungabhubhisi kwengcindezi ye-hydraulic, okubuye kube umehluko omkhulu phakathi kwezinga le-API nezindinganiso zethu.
I-PSL1 ayidingi ukuhlolwa okungonakali, i-PSL2 kufanele ibe igatsha lokuhlola elingonakali ngegatsha.

OCTG PIPE5

VI.I-premium Connection

1, Ukwethulwa koxhumano lwe-Premium

Ibhande elikhethekile lihlukile kuntambo ye-API enesakhiwo esikhethekile somucu wepayipi.Nakuba isikhwama sikawoyela esivele sikhona se-API sisetshenziswa kakhulu ekuxhashazweni komthombo kawoyela, ukushiyeka kwawo kuboniswa ngokucacile endaweni ekhethekile yezindawo ezithile zikawoyela: ikholomu yepayipi elinentambo eyindilinga ye-API, nakuba ukusebenza kwayo kokuvala kungcono, amandla aqinile athwalwa yi-threaded. ingxenye ilingana kuphela no-60% kuya ku-80% wamandla omzimba wepayipi, ngakho-ke ayikwazi ukusetshenziselwa ukuxhashazwa kwemithombo ejulile;ikholomu yepayipi ye-API echemile ye-trapezoidal, ukusebenza okuqinile kwengxenye yentambo ilingana kuphela namandla omzimba wepayipi, ngaleyo ndlela ayikwazi ukusetshenziswa emithonjeni ejulile;Ikholomu yepayipi elinentambo ye-API echemile ye-API, ukusebenza kwayo okuqinile akukuhle.Nakuba ukusebenza okuqinile kwekholomu kuphakeme kakhulu kunokuxhumana kwentambo eyindilinga ye-API, ukusebenza kwayo kokuvala akukuhle kakhulu, ngakho-ke akukwazi ukusetshenziselwa ukuxhashazwa kwemithombo yegesi enomfutho ophezulu;ngaphezu kwalokho, igrisi enentambo ingadlala indima yayo kuphela endaweni enezinga lokushisa elingaphansi kuka-95 ℃, ngakho-ke ayikwazi ukusetshenziswa ekuxhashazweni kwemithombo yamazinga okushisa aphezulu.

Uma kuqhathaniswa nentambo eyindilinga ye-API kanye nokuxhumeka kwentambo ye-trapezoidal ngokwengxenye, i-Premium Connection yenze inqubekelaphambili ezicini ezilandelayo:

(1) ukubekwa uphawu okuhle, ngokuklanywa kwesakhiwo sokunwebeka nesensimbi, ukuze ukumelana nokuvalwa kwegesi okuhlanganyelwe kufinyelele umkhawulo womzimba wamashubhu ngaphakathi kwengcindezi yesivuno;

(2) amandla aphezulu oxhumano, ngoxhumo lwe-Premium Connection lwegobolondo likawoyela, amandla oxhumano afinyelela noma adlule amandla omzimba weshubhu, ukuxazulula inkinga yokushelela ngokuyisisekelo;

(3) ngokukhethwa kwezinto ezibonakalayo kanye nokuthuthukiswa kwenqubo yokwelashwa kwendawo, ngokuyisisekelo kuxazululwe inkinga yebhande lokunamathela intambo;

(4) ngokwenziwa kahle kwesakhiwo, ukuze ukwabiwa kokucindezeleka okuhlangene kube okunengqondo, kuvumeleke kakhudlwana ekumelana nokugqwala kwengcindezi;

(5) ngesakhiwo sehlombe somklamo onengqondo, ukuze umsebenzi we-buckle kube lula ukuwufeza.

Njengamanje, umhlaba usuthuthukise izinhlobo ezingaphezu kweziyi-100 Zokuxhunywa Kwe-Premium ngobuchwepheshe obunelungelo lobunikazi.

OCTG PIPE6

Isikhathi sokuthumela: Feb-21-2024