API Tubingyog ib qho tseem ceeb ntawm cov roj thiab roj kev lag luam, tsim nyob rau hauv raws li covAPI 5 CTtxheem (American Petroleum Institute Specification for Casing and Tubing).
Tubing yog ib txwm xa mus rau nwsSab nraud Diameter (OD).
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API Tubing Functions
Kev thauj kua dej:Ua raws li cov yeeb nkab txuas ntxiv rau kev tsim cov roj thiab roj los yog txhaj dej / roj rau hauv kev tsim.
Kev Tiv Thaiv Casing:Thaum casing feem ntau yog cemented nyob rau hauv qhov chaw, tubing yog tsim los hloov tau. Nws tiv thaiv cov kua tsim los ntawm corroding los yog hnav hauv lub casing.
Production Optimization:Xaiv txoj kab uas hla txoj kab uas hla yog optimizes ntws tshaj tawm thiab siab, kom ntseeg tau cov qib ntau lawm.
Tubing Sizes
Cov no yog cov feem ntau siv ntau thiab tsawg rau thawj txoj hlua uas nqa roj los yog roj rau saum npoo.
| Sab nraud Diameter (OD) | OD (mm) | Nominal Nyhav (lb/ft) | Phab ntsa Thickness (hauv) | Sab hauv Diameter (ID) | Drift Diameter (hli) |
| 2-⅜" | 60.33 | 4.60 (NWS) | 0.190 | 1.995 | 1.901 |
| 2-⅜" | 60.33 | 4.70 (EU) | 0.190 | 1.995 | 1.901 |
| 2-⅞" | 73.02 | 6.40 (TSİ) | 0.217 | 2.441 | 2.347 |
| 2-⅞" | 73.02 | 6.50 (EU) | 0.217 | 2.441 | 2.347 |
| 3-½" | 88.90 | 9.20 (TSİ) | 0.254 | 2.992 | 2.867 |
| 3-½" | 88.90 | 9.30 (EU) | 0.254 | 2.992 | 2.867 |
| 3-½" | 88.90 | 10.20 | 0.289 | 2.922 | 2.797 |
| 4" | 101.60 | 9.50 | 0.226 | 3.548 | 3.423 |
| 4" | 101.60 | 11.00 | 0.262 | 3.476 | 3.351 |
| 4-½" | 114.30 | 12.60 | 0.271 | 3.958 | 3.833 |
| 4-½" | 114.30 | 13.50 | 0.290 | 3.920 | 3.795 |
Macaroni Tubing Loj Table (Me me Diameter)
Siv feem ntau rau kev txhaj tshuaj, kev ua haujlwm, lossis slim- qhov ua tiav.
| Sab nraud Diameter (OD) | Nominal Nyhav (lb/ft) | Phab ntsa Thickness (hauv) | Sab hauv Diameter (ID) | Drift Diameter (hli) |
| 1.050" | 1.14 | 0.113 | 0.824 | 0.730 |
| 1.315" | 1.70 | 0.133 | 1.049 | 0.955 |
| 1.660" | 2.30 | 0.140 | 1.380 | 1.286 |
| 1.900" | 2.75 | 0.145 | 1.610 | 1.516 |
Length Classifications (API Ranges)
Tsis zoo li cov kav dej koj yuav ntawm lub khw muag khoom kho vajtse, oilfield tubing los ntawm peb qhov ntev "Ranges":
Ntau yam 1:20-24 ko taw (6.10 - 7.32 m)
Ntau yam 2:28 mus rau 32 ko taw (8.53 - 9.75 m) -Qhov no yog tus qauv tshaj plaws.
Ntau yam 3:38-42 ko taw (11.58 - 12.80 m)
Hom kev sib txuas (Threads)
Qhov loj me kuj nyob ntawm seb cov kav dej txuas li cas:
EUE (Sab Nraud Upset End):Qhov kawg ntawm cov yeeb nkab yog forged thicker ua ntej threading. Qhov no yog tus qauv kev lag luam rau kev tsim khoom.
NUE (Tsis yog-Upset End):Cov xov yog txiav ncaj qha mus rau tus qauv phab ntsa ntawm cov yeeb nkab.
Kev sib txuas hwm hwm:Cov xov muaj tswv (xws li VAM lossis TenarisBlue) siv rau cov pa roj- nruj seals hauv siab - qhov dej siab.
API 5CT Roj Zoo Drilling Tube Hoobkas

API Oilfield Tubing Test equipments

API roj lub teb chaws tubular khoom Certificate

FAQ
Txoj kab uas hla ntawm cov roj av yeeb nkab yog dab tsi?
Txoj kab uas hla ntawm oilfield yeeb nkab txawv nyob ntawm seb nws cov haujlwm tshwj xeeb hauv qhov dej. Nov yog cov kev sib txawv rau peb hom tseem ceeb:
Tubing (Kev tsim khoom): 2-⅜ "rau 4-½"(Cov hlua uas nqa roj / roj rau saum npoo).
Casing (kev tiv thaiv): 4-½ "mus rau 20"(Cov yeeb nkab sab nraud uas kab lub qhov dej kom tiv thaiv kev tawg).
Drill Pipe: 2-⅜" rau 6-⅝"(Siv tig lub ntsis thiab ncig av nkos).
Puas yog tubing ntsuas los ntawm ID lossis OD?
Oilfield tubing yog ntsuas los ntawm nwsSab nraud Diameter (OD).
Raws liAPI Spec 5CTcov qauv, "qhov loj" ntawm lub raj ib txwm hais txog kev ntsuas sab nrauv. Thaum lubSab hauv Diameter (ID)Nws yog ib qho tseem ceeb rau kev suav cov dej ntws thiab cov cuab yeej tshem tawm, nws txawv nyob ntawm cov yeeb nkab phab ntsa tuab (qhov hnyav), qhov OD tseem nyob tas li rau qhov loj me.





