API 5DP Laum Pipe
OD Ntau: 2 3/8″ – 6 5/8″
Qib: E75, X95, G105, S135
Ntev: R1 (18-22 ft), R2 (27-30 ft), R3 (38-45 ft)
Hom kev ntxhov siab: IU, EU, IEU
Kev sib txuas: NC, IF, REG, FH, hwm yeem xaiv tau
Nta: Q&T alloy steel, kev sib txhuam-welded cuab yeej pob qij txha, xaiv hardbanding
Daim ntaub ntawv: Roj & roj qhov dej, geothermal drilling, HPHT qhov tob tob, offshore rigs
Product Overview
API 5DP Drill Pipe yog kev lag luam -tus qauv steel yeeb nkab siv hauv cov roj, roj, thiab cov dej kub hauv qhov dej drilling. Nws ua haujlwm raws li cov kav dej rau cov dej drilling thiab raws li cov khoom sib txuas xa cov rotary torque thiab axial loads rau lub laum me ntsis.
Tsis zoo li casing thiab tubing, laum yeeb nkab yog reusable tubulars tsim rau rov ua dua -up/break- tawm cycles, hnyav torsional stresses, thiab qaug zog nyob rau hauv cyclic loading. API 5DP txhais qhov ntev, qib, cov khoom siv kho tshuab, kev soj ntsuam xyuas, thiab kos npe rau cov kav dej tho, ua kom muaj kev sib hloov thiab kev ntseeg siab thoob plaws lub tshuab drilling thoob ntiaj teb.
Octal Pipe muaj ntau yam ntawm E75, X95, G105, thiab S135 laum kav nrog kev sib txhuam-welded cuab yeej sib txuas, hwm kev sib txuas, thiab kev xaiv hardbanding kom ntev kev pab cuam lub neej nyob rau hauv hnyav drilling tej yam kev mob.
Standards & Specification Scope
- Txheem:API Specification 5DP (tsim tshiab)
- Qib: E75, X95, G105, S135
- Hom kev ntxhov siab:IU, UA, IEU
- Cov cuab yeej sib txuas:API 7-2 (NC, IF, REG, FH) lossis kev sib txuas hwm zoo
- Ntev Ntev:R1 (18-22 ft), R2 (27-30 ft), R3 (38-45 ft)

Txheej txheem tsim khoom (ntxiv)
Octal Pipe ua raws li kev tswj hwm kev tsim khoom los tsim API 5DP laum kav:
1.Raw Material Xaiv
- Seamless alloy steel hlab (feem ntau 35CrMo, 40Cr, 4137H, 4145H) nrog tswj micro-alloying.
- Cov tshuaj muaj pes tsawg leeg nruj tswj xyuas kom muaj kev ruaj ntseg txhua yam.
2.Tub siab
- Cov yeeb nkab xaus tau kub forging rau hauv IU, EU, lossis IEU chim kawg.
- Qhov no ua rau cov phab ntsa tuab thiab hla - ntu ntu, tso cai rau kev sib koom ua ke vuam.
3. Kev kho cua sov
- quenching & tempering (Q&T) thoob plaws cov yeeb nkab ntev kom ua tiav qhov yuav tsum tau muaj zog (txog 135,000 psi rau S135).
- Tswj hardness kom muaj nuj nqis ntawm lub zog, toughness, thiab qaug zog kuj.
4. Kev sib txhuam vuam
- Cov cuab yeej sib koom ua ke yog kev sib txhuam-welded kom chim siab xaus nrog kev tswj cov cua sov kom meej.
- Ua ib qho seamless metallurgical daim ntawv cog lus nrog siab qaug zog tsis kam.
5.Machining & Threading
- Threads txiav ib API 7-2 specifications.
- Copper plating los yog phosphate txheej tau siv los txo qis galling.
6. Kev tiv thaiv nto
- Hardbanding siv rau cov cuab yeej sib koom ua ke OD los tiv thaiv hnav.
- Los tiv thaiv- xeb txheej kom muaj kev thauj mus los / khaws cia ntev.
Qhov Loj & Qhov Loj
|
Yam khoom |
Specification (ib API 5DP) |
|
Sab nraud Diameter (OD) |
2 3/8″ – 6 5/8″ |
|
Ntev Ntau |
R1 (18-22 ft), R2 (27-30 ft), R3 (38-45 ft) |
|
Phab ntsa Thickness |
Nws txawv ntawm OD & qib, rau API cov lus |
|
Hom kev chim siab |
IU, UA, IEU |
|
Tool Joint Xov |
NC, IF, REG, FH, hwm |
Mechanical Properties (API 5DP Qib)
|
Qib |
Yield zog (min) |
Tensile zog (min) |
Daim ntawv thov |
|
E75 |
75,000 psi |
100,000 psi |
Plab mus rau qhov dej nruab nrab |
|
X95 |
95,000 psi |
105,000 psi |
Nruab nrab qhov tob drilling |
|
G105 |
105,000 psi |
125,000 psi |
Qhov dej tob dua, cov khoom hnyav dua |
|
S135 |
135,000 psi |
150, 000+ psi |
Qhov dej tob, HPHT ib puag ncig |
Quality Assurance & Testing
Txhua cov yeeb nkab yuav raug soj ntsuam 100% raws li API 5DP:
- NDT:Ultrasonic tshuaj xyuas lub cev thiab weld aav, EMI tshuaj xyuas cov kab nrib pleb.
- Hydrostatic Test:Kev ntsuas siab los xyuas qhov tseeb ntawm lub cev.
- Dimensional Check:OD, phab ntsa thickness, straightness, drift xeem.
- Xov Gauging:Siv API master gauges rau tus pin/box raug.
- Mechanical Tests:Tensile, tawm los, elongation, hardness, Charpy cuam tshuam.
- Traceability:Kub tooj, qib, thiab API monogram stamped.
Qhov zoo ntawm Octal Pipe Laum Pipes
- Tag nrho API 5DP ua rawsnrog API 7-1 / 7-2 cov cuab yeej sib koom ua ke.
- Advanced kev sib txhuam vuamrau cov cuab yeej sib koom ua ke muaj zog thiab qaug zog ua haujlwm.
- Kev tswj cov cua sov kom nrujua kom muaj kev ua tau zoo ib yam ntawm cov qib.
- Xaiv hardbandingextends hnav lub neej nyob rau hauv abrasive formations.
- Ntiaj teb no muab saw hlaunrog ceev ceev ntawm R2 & R3 ntev.
- Kev sib txuas kev caimuaj nyob rau ntawm ntug dej hiav txwv thiab HPHT tej yaam num.

Daim ntawv thov
- Kev tshawb nrhiav roj thiab roj
- Geothermal drilling
- HPHT qhov tob tob xav tau S135 yeeb nkab
- Extended ncav cuag thiab kab rov tav drilling
- Offshore platforms
Ceev Specs - API 5DP Laum Pipe
- Txheem:API 5DP
- OD Ntau: 2 3/8″ – 6 5/8″
- Qib: E75, X95, G105, S135
- Ntev: R1, R2, R3
- Hom kev ntxhov siab:IU, UA, IEU
- Kev sib txuas:NC, IF, REG, FH, hwm kev xaiv
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Cim npe nrov: api 5dp laum yeeb nkab, Tuam Tshoj api 5dp laum yeeb nkab manufacturers, lwm tus neeg, Hoobkas
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