Kev lag luam roj thiab roj cia siab rau cov khoom siv tshwj xeeb steel tsim los tiv thaiv kev kub ntxhov, kub, thiab corrosive ib puag ncig. Ntawm cov no,OCTG (Oil Lub Tebchaws Tubular Khoom)plays lub luag haujlwm tseem ceeb hauv kev ua haujlwm drilling thiab tsim khoom. Phau ntawv qhia no piav qhia tias OCTG yog dab tsi, nws hom tseem ceeb -laum yeeb nkab, casing yeeb nkab, thiab tubing-thiab li cas manufacturers nyiamHuayang steel yeeb nkabxyuas kom zoo thiab kev ua tau zoo los ntawm kev tsim khoom thiab kev sim siab heev.
Nkag siab txog OCTG thiab Nws Qhov Tseem Ceeb
Kev txhais ntawm OCTG
OCTG hais txogRoj Lub Tebchaws Tubular Khoom, ib lub sij hawm sib sau ua ke rau seamless lossis welded steel kav siv hauv roj thiab roj drilling, rho tawm, thiab tsim khoom. Cov kav dej no yog tsim los ua cov txheej txheem tseem ceeb thiab kev ua haujlwm hauv qhov dej, ua kom muaj kev ruaj ntseg, kev nyab xeeb, thiab kev siv peev txheej zoo.
Lub luag haujlwm ntawm OCTG hauv Kev Lag Luam Roj thiab Roj
OCTG cov khoom lag luam pab peb lub luag haujlwm loj:
- Drill Pipe: Siv los laum rau hauv av.
- Casing Yeeb: Kab lub qhov drilled los tiv thaiv kev sib tsoo thiab kev sib kis.
- Tubing: Thauj roj thiab roj los ntawm lub qhov dej mus rau saum npoo.
Yog tias tsis muaj cov khoom lag luam OCTG txhim khu kev qha, qhov dej yuav ua rau muaj kev ua haujlwm tsis zoo, xau, thiab txo qis kev nyab xeeb.
Kev faib tawm ntawm OCTG cov khoom
Txheej txheem cej luam ntawm Peb Hom Core
| OCTG Hom | Lub luag haujlwm tseem ceeb | Hom Loj Loj | Hom kev sib txuas |
|---|---|---|---|
| Drill Pipe | Tig lub laum me ntsis thiab xa cov dej drilling | 2 ⅜" – 6 ⅝" | Cov cuab yeej sib txuas |
| Casing Yeeb | Txhawb nqa lub qhov dej thiab tiv thaiv kev tawg | 4 ½" – 20" | API threaded lossis hwm kev sib txuas |
| Tubing | Nqa roj thiab roj los ntawm qhov dej mus rau qhov chaw | 1.9" – 4 ½" | EUE los yog NUE threads |
Txhua hom OCTG yeeb nkab yog tsim raws li cov qauv thoob ntiaj teb nruj xws liAPI 5DP, API 5CT, thiabISO 11960 Kev Tswj Xyuaslos xyuas kom meej txhua yam muaj zog thiab corrosion kuj.
Drilling Pipe: Cov pob txha ntawm kev ua haujlwm drilling
Function thiab Design
Covlaum cevtxuas qhov chaw drilling rig mus rau lub laum me ntsis tob hauv av. Nws kis torque, nqa cov av nkos drilling, thiab ua rau lub zog rov ua dua thiab compression cycles.
Kev tsim khoom
1. Kev xaiv cov khoom siv
High -zoocarbon steel yeeb nkablos yoghlau alloyyog xaiv kom ua tiav qhov tsim nyog tensile lub zog thiab toughness.
2. Kev kho cua sov thiab vuam
AdvancedERW vuamlos yog seamless dov txheej txheem yog siv los tsim cov yeeb nkab phab ntsa. Post-weld heat treatment (PWHT) ua kom muaj kev ntxhov siab thiab txhim kho cov khoom siv kho tshuab.
3. Kev ntxhov siab thiab cov cuab yeej sib txuas
Ob qhov kawg ntawm cov yeeb nkab yog thickened ( chim siab) thiab welded nrog cov cuab yeej pob qij txha los txhim kho kev sib txuas lub zog.
Kev xav tau kev ua haujlwm
Cov kav dej laum yuav tsum ua kom tau raws li cov qauv kev xav tau, suav nrog:
- Siab torsional zog
- Kev qaug zog
- Internal siab kam rau ua
NtawmHuayang steel yeeb nkab, cwbsteel carbon yeeb nkabnpaj rau OCTG drilling daim ntaub ntawv hla kev kuaj xyuas ultrasonic, kuaj hardness, thiab ntsuas hydrostatic siab ua ntej xa khoom.
Casing Pipe: Ua kom muaj kev ncaj ncees zoo
Lub hom phiaj hauv Oil Wells
Covsteel casing yeeb nkabua hauj lwm raws li lub qhov dej structural qaum. Nws tiv thaiv lub qhov borehole los ntawm kev sib tsoo, cais thaj chaw tsim khoom, thiab nres kev sib kis ntawm geological txheej.
Manufacturing thiab Quality Control
1. ERW thiab Seamless Production
Huayang steel yeeb nkabua ob qho tib siERW casing kavthiab seamless casing xaiv nyob ntawm cov neeg xav tau. ERW thev naus laus zis muab lub ntsej muag du thiab cov kab ncaj nraim rau nruab nrab - qhov tob tob, thaum xaiv seamless yog qhov zoo rau kev siab - siab.
2. Kev kuaj tshuab thiab tshuaj lom neeg
Txhua cov yeeb nkab casing yog kuaj rau lub zog tawm los, lub zog tensile, flattening, thiabhydrostatic siabua raws liAPI 5 CTqauv.
3. Hom kev sib txuas
Cov kav dej casing tuaj nrogthreaded kev sib txuaslos yoghwm couplings, xyuas kom nruj cov ntsaws ruaj ruaj nyob rau hauv qhov sib sib zog nqus daim ntaub ntawv.
Casing Qib thiab Daim Ntawv Thov
| API Qib | Kev piav qhia | Daim ntawv thov |
|---|---|---|
| J55/K55 | Lub zog nruab nrab, dav dav - siv lub hom phiaj | Qhov dej ntiav |
| N80/L80 | Siab zog, nruab nrab corrosion kuj | Qhov dej tob |
| P110/Q125 | High yield zog, resistant rau qaub pab | Siab - qhov dej siab |
Cov qib no muab ntau yam kev sib txawv rau qhov chaw sib txawv ntawm qhov drilling-los ntawm cov qauv roj mus rau ntug dej hiav txwv lossis cov roj qaub.
Tubing: Txoj Kev Ua Neej
Function thiab Role
Thaum lub qhov dej drilled thiab cased,cevyog ntsia rau hauv lub casing nqa cov roj crude los yog natural gas rau saum npoo. Tubing yuav tsum tiv taus lub siab sab hauv, corrosion, thiab kub hloov pauv thoob plaws hauv kev tsim khoom.
Hom Kev Sib Txuas Tubing
- EUE (Tshooj Sab Nraud Upset End)- Muab cov xov sib txuas muaj zog nrog kev sib khi zoo dua.
- NUE (Tsis yog -Upset End)- Yooj yim rau kev tswj hwm thiab raug nqi - ua haujlwm zoo rau kev ua haujlwm tsis zoo.
Hom Tubing Qib
Cov khoom siv tubing feem ntau suav nrogcarbon steel yeeb nkabqib xws li J55, N80, thiab L80. Rau cov qhov dej txhoj puab heev,alloy steel los yog corrosion{0}}resistant tubingyog siv.
Daim ntawv thov thoob plaws kev lag luam
Sib nrug los ntawm roj thiab roj, tubing kuj pom siv hauv:
- Geothermal qhov dej
- Underground dej extraction
- Petrochemical processing chaw
OCTG Cov Khoom Siv thiab Cov Qauv Tsim Khoom
Tshuaj muaj pes tsawg leeg
HomOCTG steel carbon yeeb nkabmuaj pes tsawg leeg muaj xws li:
- Cov pa roj carbon (C): 0.20-0.35%
- Manganese (Mn): 0.60-1.50%
- Phosphorus (P): Tsawg dua lossis sib npaug rau 0.025%
- Sulfur (S): Tsawg dua lossis sib npaug rau 0.020%
Qhov kev sib npaug no ua kom lub zog, ductility, thiab weldability nyob rau hauv kev ntxhov siab.
Txoj kev tsim khoom
- ERW Yeeb Nkab Txheej Txheem- Zoo tagnrho rau nruab nrab - qib casing thiab tubing.
- Seamless txheej txheem- Siv rau siab - siab, siab - qhov kub thiab txias.
- Kev kho cua sov- Muaj xws li normalizing, quenching, thiab tempering los kho cov qauv nplej.
Kev xeem thiab ntawv pov thawj
Txhua OCTG yeeb nkab tau txais kev tshuaj ntsuam xyuas raws liEN 10204 3.1ntawv pov thawj:
- Kev kuaj ultrasonicrau weld kev ncaj ncees
- Kev ntsuam xyuas hydrostaticrau kev ua haujlwm siab
- Hardness thiab cuam tshuam kev kuajrau kev txheeb xyuas toughness
Qhov zoo ntawm OCTG los ntawm Huayang Steel Pipe
1. Ua kom tiav cov khoom lag luam
Huayang muab tag nrho OCTG kev daws teeb meem suav nrogERW laum yeeb nkab, steel casing yeeb nkab, thiabcarbon steel tubing.
2. Kev Ua Tau Zoo Thoob Ntiaj Teb
Tag nrho cov khoom sib ntsibAPI 5CT / API 5DP / EN 10219cov qauv thiab tuaj yeem muab nrogEN 10204 3.1 daim ntawv pov thawjrau thoob ntiaj teb cov kev cai export.
3. Muaj zog ERW Vuam Tshuab
Siv advancedsiab - zaus ERW vuam, Huayang xyuas kom zoo weld fusion, txo qhov tsis xws luag thiab txhim kho kev qaug zog.
4. Pov thawj kev ua haujlwm
Huayang OCTG cov khoom tau ua tiav tiav hauv cov haujlwm thoob plaws lubMiddle East, Southeast Asia, thiab Africa, txhawb nqa ob qho tib si onshore thiab offshore roj extraction.
Yav tom ntej Trends hauv OCTG Manufacturing
Green Production thiab Sustainability
Kev tsim OCTG niaj hnub no tau hloov zuj zus nrog kev tso tawm qis dua, lub zog- cov cua sov ua haujlwm tau zoo, thiab txhim kho cov khoom siv rov ua dua tshiab.
Smart Quality Monitoring
Kev koom ua ke ntawmAI-raws li kev tshuaj xyuastso cai rau tiag tiag- lub sijhawm kuaj pom qhov tsis xws luag thiab traceability hauv ERW thiab seamless ntau lawm kab.
Xaus
OCTG (Oil Lub Tebchaws Tubular Khoom)yog lub caj qaum ntawm kev tshawb nrhiav roj thiab roj. Nws suav nroglaum yeeb nkab, steel casing yeeb nkab, thiab tubing, txhua tus engineered los ua nyob rau hauv hnyav drilling ib puag ncig. Nrog advancedERW cevthev naus laus zis, kev sim ua tiav, thiab cov ntawv pov thawj thoob ntiaj teb nruj,Huayang steel yeeb nkabtxuas ntxiv muab kev ntseeg siabsteel carbon yeeb nkabkev daws teeb meem rau cov phiaj xwm hluav taws xob thoob ntiaj teb.
