Tianjin Brisk Metalwork Co., Ltd. yog ib qho ntawm cov ua lag luam thiab cov neeg muag khoom ntawm api 5l x70 psl2 lsaw steel kav hauv Suav teb. Peb muaj lub ntiaj teb- cov cuab yeej tsim khoom thiab muaj peev xwm tsim tau zoo. Thov koj xav tias dawb mus yuav bulk check api 5l x70 psl2 lsaw steel kav los ntawm peb lub hoobkas.
Tianjin Brisk Steel yog ib qho ntawm cov tuam ntxhab ntawm API 5L X70 PSL2 LSAW Steel Pipes hauv Suav teb. Peb cov khoom raug xa tawm mus rau Middle East, Southeast Asia, Europe, New Zealand, thiab lwm thaj chaw.Yog tias koj xav paub ntau ntxiv txog peb cov khoom, thov hu rau peb thiab xa koj daim ntawv yuav khoom.
KHOOM
Tianjin Brisk Steeltsom rau cov khoom tsim thiab muab cov seem hollow thiab steel yeeb nkab
Kev Tshawb Fawb ntawm X70 PSL2 Steel
Rau pipeline engineers thiab procurement tub ceev xwm, qhia qhov tseeb metallurgical configuration yog ib qho tseem ceeb. Ntawm no yog cov txheej txheem kev puas tsuaj ntawm API 5L X70 PSL2 tus qauv:
- High-Yield Strength Matrix (Qib X70):Cov txheej txheem no lav qhov tsawg kawg nkaus yield zog ntawm485 MPa (70,300 psi)thiab qhov tsawg kawg nkaus tensile lub zog ntawm570 MPa ua. Qhov kev txhawb zog siab no ua rau cov neeg tsim cov kav dej siv cov phab ntsa nyias nyias, txo qis tag nrho cov hlau tonnage thiab txo qhov project logistics thiab cov khoom tau txais cov nqi.
- Product Specification Level 2 (PSL2) Ua raws:PSL2 tswj hwm qhov yuav tsum tau ua kom muaj txiaj ntsig zoo uas tus qauv PSL1 cov kav dej tsis ua raws. Qhov no suav nrog cov kev txwv siab tshaj plaws ntawm cov pa roj carbon sib npaug rau qhov zoo tshaj plaws weldability, yuav tsum tau Charpy V-notch fracture toughness testing for every heat lot, and full-body non-destructive testing (NDT) tracking.
- LSAW Structural Integrity:Longitudinal Submerged Arc Vuam siv txoj hlua ncaj nraim uas tsim los ntawm ib qib siab - qib steel phaj. Vim hais tias cov kab weld undergoes tsawg kawg residual kev nyuaj siab thaum lub sij hawm tsim thiab yog kiag li ncaj, nws yuav raug soj ntsuam nrog huab precision ntawm automated ultrasonic scanning.
Key Performance Advantages
1. Exceptional Tsawg-Tsub Fracture Toughness
Peb cov kav dej X70 PSL2 tau qis qis qis -kub Charpy V- qhov ntsuas qhov cuam tshuam (feem ntau txheeb xyuas mus rau -20℃lossis -30℃). Qhov no ua kom cov hlau tuav cov khoom siv siab thiab ua kom tsis txhob tawg sai sai, uas yog qhov tseem ceeb rau cov kav dej ua haujlwm hauv arctic lossis sub-zero climates.
2. Formulated rau Sour Service (H2S Resistance)
Rau cov kav dej thauj cov roj qaub lossis cov roj ntsha uas muaj cov ntsiab lus hydrogen sulfide, peb muab cov X70 PSL2 tshwj xeeb. Cov no tau txais kev ua tiav Hydrogen-Induced Cracking (HIC) thiab Sulfide Stress Corrosion Cracking (SSCC) lub chaw kuaj sim los tiv thaiv cov txheej txheem blistering thiab kev ntxhov siab sab hauv.
3. Tag Nrho -Length Cold Expansion for Flawless On-Site Fit-up
Ua raws li kev siv vuam tshuab, txhua lub yeeb nkab yuav tsum tau puv -ntev txhua yam txias expansion. Cov txheej txheem tseem ceeb no ua kom cov yeeb nkab ncaj nraim, ua kom tsis muaj qhov cuam tshuam sab hauv los ntawm kev tsim, thiab lav nruj roundness thiab sab kab (OD) kam rau ua -slashing sib koom ua ke - nce lub sij hawm rau cov neeg ua haujlwm vuam.
Technical Specifications & Loj Portfolio
Peb muab thiab xa tawm cov ntawv pov thawj API 5L X70 PSL2 LSAW cov kav dej kho kom haum rau cov txheej txheem thoob ntiaj teb cov kav dej:
| Parameter | Specifications & Peev xwm |
| Txuj kev ua raws cai | API Spec 5L (46th Edition), ISO 3183 |
| Manufacturing Class | PSL 2 (Standard, Offshore, lossis Sour Service) |
| Sab nraud Diameter (OD) | 16 "mus rau 60" (406.4mm - 1524mm) |
| Phab ntsa Thickness (WT) | Txog li 50.0mm (Kev cai hnyav-phab ntsa configurations muaj) |
| Hlau ua hom | Thermo-Mechanically Controlled Processing (TMCP) |
| Xaus Configuration | Factory Beveled Ends (30℃- 35℃nrog lub hauv paus ntsej muag) |
| Kev Tiv Thaiv Sab Nraud | Liab qab, Dub Varnish, FBE, Dual- txheej FBE, 3LPE, 3LPP |
Cov lus nug nquag nug (FAQ)
Q: Dab tsi yog qhov tseem ceeb ntawm TMCP steel daim hlau hauv koj X70 PSL2 yeeb nkab ntau lawm?
A: TMCP(Thermo-Mechanically Controlled Processing) yog ib qho kev ua haujlwm siab heev micro- alloying thiab cua sov- txoj kev kho mob siv thaum lub sij hawm dov. Nws tso cai rau peb kom ua tiav lub zog txhua yam (485 MPa yield) thaum tuav cov ntsiab lus tsis tshua muaj carbon. Rau koj cov neeg cog lus hauv teb, qhov no txhais tau hais tias cov yeeb nkab muaj qhov sib npaug ntawm cov pa roj carbon tsawg (CEV), muab kev sib txuas zoo heev thiab yuav tsum muaj tsawg lossis tsis ua ntej - cua sov ntawm - qhov chaw txawm tias nws muaj zog heev.
Q: Yuav ua li cas koj lub zeb ua qhov "Tshaj qhov hnyav Tear Test" (DWTT) rau X70 PSL2 roj kav?
A: CovTee Weight Tear Test (DWTT)yog ua raws li API 5L qhov yuav tsum tau ua los soj ntsuam cov kab mob ductile propagation cwj pwm ntawm siab -cov kav dej muaj zog. Peb sim tag nrho - thickness notched specimens nyob rau hauv peb lub lab los ntawm kev cuam tshuam rau lawv nyob rau hauv qhov project designs kub. Txhawm rau kom dhau PSL2 ua raws, qhov tawg ntawm qhov chaw yuav tsum muaj qhov tsawg kawg nkaus ntawm qhov chaw ntawm cov kav dej, kom ntseeg tau tias cov kav dej yuav raug ntes ib qho kev puas tsuaj thaum lub sij hawm muaj kev kub ntxhov siab - gas decompression tshwm sim.
Q: Dab tsi tshwj xeeb uas tsis yog -kev kuaj kev puas tsuaj (NDT) raws tu qauv siv rau X70 PSL2 vuam seam ua ntej xa tawm?
A: Peb qhov kev tswj xyuas zoo suav nrog ntau -theem, automated NDT kev tswj hwm. Tag nrho qhov ntev ntawm longitudinal weld seam undergoes nruam automatedKev kuaj ultrasonic (UT)tam sim ntawd tom qab vuam thiab dua tom qab kuaj hydrostatic. Tsis tas li ntawd, cov yeeb nkab xaus thiab txhua qhov chaw qhia tias muaj peev xwm tsis txaus ntseeg tau raug siab - txhaisKev kuaj hluav taws xob (RT/X-ray)thiab Magnetic Particle Inspection (MPI) los xyuas kom meej qhov kev sib txuas ntawm cov kab ncaj nraim.
Q: Koj lub zeb puas tuaj yeem tswj hwm ntau yam -qib shipping bundles thiab koom tes ncaj qha xa khoom mus rau tej thaj chaw deb laydown yards?
A: Yog, kiag li. Peb muaj kev paub dhau los ntawm kev tswj hwm kev lag luam thoob ntiaj teb rau EPC mega- cov haujlwm. Peb muab cov yeeb nkab customized bundling, xim-coded qib stenciling, thiab hnyav-lub luag hauj lwm, seaworthy kawg-fixings los tiv thaiv roundness. Peb koom tes nrog kev tawg loj- cov kab ntau thiab cov thawv xa khoom xa ncaj qha mus rau koj qhov chaw nres nkoj los yog thaj chaw hauv thaj chaw faib khoom raws li tus qauv Incoterms (FOB, CFR, CIF, DDP).
Koom tes nrog Lub Tuam Txhab Nyiaj Txiag Thoob Ntiaj Teb
Txhim kho koj lub zog xa hluav taws xob xa khoom ncua sij hawm nrog cov ntawv pov thawj siab, siab - cov ntaub ntawv tau txais txiaj ntsig thiab muaj zog thoob ntiaj teb kev xa khoom. Hu rau peb lub tuam txhab kev muag khoom niaj hnub no los tshuaj xyuas cov ntawv teev cov ntawv teev lus raw, txheeb xyuas cov kev cai thickness configurations, los yog tau txais ib qhov kev sib tw project quotation tailored ncaj qha rau koj lo lus uas peb chaw nres nkoj.
Cim npe nrov: api 5l x70 psl2 lsaw steel kav, Tuam Tshoj api 5l x70 psl2 lsaw steel kav manufacturers, lwm tus neeg, Hoobkas
