API 5L Seamless yeeb nkab

API 5L Seamless Steel Pipes -Technology Advanced Pipe Manufacturing Technology

Octal Pipe tsim cov API 5L Kab Pipe kev daws teeb meem, suav nrog ob qho tib si seamless thiab welded steel kav tsim los rau cov roj av thiab roj av. Peb lub peev xwm tsim tau npog cov qib los ntawm API 5L Gr B txog X80, muaj nyob rau hauv ob qho tib si PSL1 thiab PSL2 specification qib. Cov kav dej no yog tsim los rau kev thov rau kev thov ntawm ntug dej hiav txwv / sab nrauv thiab cov chaw pabcuam qaub (H2S corrosive tej yam kev mob nrog NACE ua raws).
API 5L Line Pipe ua haujlwm rau kev lag luam roj thiab roj nrog cov kev daws teeb meem zoo tsim rau ntau qhov chaw ua haujlwm. Cov pa roj carbon steel kev tsim kho ua raws li API SPEC 5L cov kev cai, ua kom ntseeg tau tias kev ua tau zoo nyob rau hauv huab cua kub, corrosive ib puag ncig, thiab cov kev pabcuam qaub uas muaj H2S.

Seamless Steel Kab Yeeb
Tsim los ntawm cov txheej txheem kub - dov seamless thiab txias drawn (dov) txheej txheem, muaj nyob rau hauv diameters txog li 40 ntiv tes. Kev tsim kho seamless tshem tawm cov vuam seam qhov tsis zoo, muab cov qauv zoo tshaj plaws rau kev siv siab -.
Welded Steel Kab Yeeb
Tsim los siv cov thev naus laus zis thev naus laus zis suav nrog ERW (Electric Resistance Vuam), LSAW (Longitudinally Submerged Arc Vuam), thiab SSAW (Spirally Submerged Arc Vuam) txoj hauv kev, muab tus nqi - cov kev daws teeb meem zoo rau cov qauv siv siab.
Kev faib khoom qib
Standard Class:API 5L Gr.B PSL1, PSL2, Sour Service variants Medium Strength: X42, X46, X52 qibMedium-High Performance: X56 specifications
Siab zog:API 5L X60, X65 PSL1 / PSL2 LSAW kab PipePremium High Performance: API 5L X70, X80 qib
PSL2 Suffix Designations:

• N: Normalized los yog normalizing dov
• Q: Quenched thiab tempered
• M: Thermomechanical dov / tsim
• S: Daim ntawv thov kev pabcuam qaub (NS, QS, MS ua ke)
• R: Raws li -rolled condition

Seamless Line Pipe Specifications

• Kev Ua Raws Cai: API SPEC 5L (Tam sim no tsab)
• Cov Qib Muaj: B, X42, X52, X56, X60, X65, X70 suav nrog S-suffix qaub kev pab cuam variants
• Outer Diameter: 1/2 "mus rau 40" (12.7mm txog 1016mm)
• Phab ntsa Thickness: Teem caij 10 txog Teem caij 160
• End Configurations: Beveled xaus, Plain xaus
• Standard Lengths: 6 meters (20 FT), 12 meters (40 FT), los yog customized lengths
• Kev Kho Hniav: Ntuj tiav, Varnished, Dub painting, FBE, 3PE txheej, Cladding thiab hauv ob sab phlu xaiv
• CRA Options: Carbon steel nrog cladding los yog lined alloy steel cov ntaub ntawv

Welded Kab Yeeb Specifications

• Vuam txoj kev: ERW, LSAW, SSAW technologies
• Txoj kab uas hla: 1/2 "- 60" (12.7mm txog 1524mm)
• Phab ntsa Thickness Range: Teem caij 10 txog Teem caij 160
• End Hom: Beveled xaus, Plain xaus
• Length Options: 6m, 12m, los yog cov neeg siv khoom -ntev ntev
• Daim ntaub ntawv saum npoo: Ntuj, Varnished, Dub painting, 3PE, FBE txheej

Chemical Composition Requirements

Welded yeeb nkab tshuaj muaj pes tsawg leeg tswj nruj tswj tsis tau piv rau seamless variants, kom ntseeg tau cov khoom zoo ib yam thoob plaws hauv kev tsim khoom. Cov pa roj carbon, manganese, phosphorus, thiab sulfur cov ntsiab lus raug tswj kom ua tau raws li API 5L specifications.

Mechanical Performance Properties

Lub zog thiab tensile lub zog specifications tseem nyob ib puag ncig ntawm seamless thiab welded variants nyob rau hauv cov qib sib npaug. Cov khoom siv kho tshuab raug txheeb xyuas los ntawm cov txheej txheem kev sim ua kom paub meej kom ua raws li API 5L cov cai.

Outer Diameter Tolerances:
ib. Txoj kab uas hla < 60.3mm (2⅜ "): Yeeb lub cev kam rau ua ± 0.5mm, Yeeb nkab kawg ± 0.5mm; Roundness kam rau ua 0.9mm (lub cev), 0.6mm (kawg) b. Txoj kab uas hla 60.3mm txog 610mm: Lub cev kam rau ua ± 0.00um05D ± 0. ± 1.6mm Roundness Tsawg dua lossis sib npaug rau 0.015D (lub cev), Tsawg dua lossis sib npaug rau 0.01D (kawg)
Phab ntsa Thickness Tolerances:

• < 4mm: +0.6mm, -0.5mm tolerance
• 4mm txog 10mm: +0.150t, -0.125t kam rau ua
• 10mm txog 25mm: ± 0.125t kam rau ua
• Ntau dua lossis sib npaug li 25mm: +3.7mm lossis +0.1t (qhov loj dua), -3.0mm lossis -0.1t (qhov twg loj dua)

Txoj Cai Ncaj Ncees:

• Qhov siab tshaj qhov sib txawv ntawm qhov ntev: 0.15% ntawm tag nrho qhov ntev
• Cov yeeb nkab kawg sib txawv: Tsawg dua lossis sib npaug ntawm 0.3mm / meter
• Standard ntev kam rau ua: ± 200mm (General), ± 25.4mm (tshwj xeeb kev siv)

Seamless Yeeb Nkab Cov Txheej Txheem Ntau Lawm
Kub- Rolled Seamless Txheej Txheem:

Cold Drawn / Rolled Txheej Txheem:Niam Cov Yeeb Nkab Kev Npaj → Kev Tshuaj Xyuas → Annealing → End Treatment → Pickling → Sib Tsoo → Phosphorization → Txias / Rolling → Ntxuav & Degreasing → Thaum tshav kub kub kho → Straightening → Hydrostatic Test → Marking & Painting → Cia

Welded Pipe Manufacturing Txheej txheem
ERW Manufacturing (tsawg dua lossis sib npaug ntawm 24 "inch):

LSAW/JCOE Manufacturing (20 "-40" inch):

SSAW Manufacturing (txog 60 "inch):
Uncoiling → Straightening → Coil Joiner → Straightening → Ntug Milling → Xa → Pre-bending → Forming → Tack welding → Plasma cutting → Tab Vuam → Internal & Externa Submerged Arc Vuam →Tab Tshem Tawm → Welding → R 1 → X → End Expansion → Hydrostatic Test → End Facing / Beveling → Base Hlau & Weld Ultrasonic Test → X-ray & Film Examination → Final Inspection → Nyhav & Dimension → Txheej → Marking

Nto Zoo:ERW cov kav dej ua kom pom qhov zoo tshaj qhov ua tiav piv rau SAW variants vim cov txheej txheem vuam smoother thiab txo qhov vuam qhov cuab yeej.
Cov yam ntxwv tsis zoo:ERW tsis xws luag feem ntau yog linear thiab yooj yim ntes tau los ntawm kev soj ntsuam ultrasonic, thaum SAW kav yuav pom qhov tsis xws luag los ntawm flux deposits.
Residual Stress:ERW kev tsim khoom ua rau txo qis kev ntxhov siab los ntawm kev tswj deformation thiab sizing txheej txheem.
Durability:ERW cov kav dej muaj kev kho kom zoo dua qub - vuam tsis xws luag tuaj yeem rov ua haujlwm dua, qhov kev kho SAW tsis xws luag tuaj yeem ua rau muaj kev pheej hmoo ntawm kev tawg lossis corrosion.

Seamless Pipe Cov txiaj ntsig:

• Cov khoom muag dav dav ntawm tus qauv loj
• Me me qhov yooj yim hla ntau qhov ntev
• Customized ntev muaj peev xwm
• NACE MR 0175 cov ntaub ntawv ua raws li muaj
• Kev xa khoom sai sai
• Loj txoj kab uas hla los ntawm kev nthuav dav kub (txog 40 ")
• Ua kom tiav cov ntaub ntawv traceability thiab kev ruaj ntseg zoo

Cov txiaj ntsig ntawm welded yeeb nkab:

• Nqi -txoj kab uas hla loj loj daws teeb meem
• Muaj ntau txoj kev siv tshuab welding
• Extended size range peev xwm
• Raws li qhov tseeb qhov tseeb
• Kev teem sijhawm ntau lawm

Cov ntawv thov tseem ceeb:

• Petroleum transmission pipeline systems
• Natural gas distribution networks
• Roj teb sib sau ua ke systems
• Cov txheej txheem piping
• Offshore platform kev sib txuas
• Pipeline kev thauj mus los infrastructure

API 5L Line Pipe specifications ua kom ntseeg tau tias kev ua tau zoo hauv cov kav dej thauj mus los thoob plaws kev lag luam roj thiab roj, ua tau raws li cov qauv thoob ntiaj teb rau PSL1 thiab PSL2 cov khoom tshwj xeeb.

Tag nrho cov khoom tau raug kuaj xyuas tag nrho suav nrog:

• Tshuaj ntsuam xyuas muaj pes tsawg leeg
• Kev txheeb xyuas cov cuab yeej cuab tam
• Tsis yog -kev kuaj kev puas tsuaj (NDT)
• Kev ntsuas hydrostatic siab
• Ultrasonic soj ntsuam
• X-Kev kuaj kab hluav taws xob (welded kav)
• Kev txheeb xyuas qhov ntev

Technical Specifications raug lees paub thaum lub sijhawm txiav txim. Hu rau peb pab neeg ua haujlwm engineering rau cov ntawv thov tshwj xeeb thiab cov ntaub ntawv ntxaws ntxaws.

Cov ntawv pov thawj

 

CE Daim Ntawv Pov Thawj

ISO 9001 Daim ntawv pov thawj

API Q1 Daim Ntawv Pov Thawj

ABS Certificate

AP-5L Certificate

API-5CT Certificate

 

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