Loj - txoj kab uas hla stainless hlau piping ua lub luag haujlwm tseem ceeb hauv kev lag luam niaj hnub no, tshwj xeeb tshaj yog nyob rau hauv cov haujlwm uas yuav tsum tau muaj kev tiv thaiv corrosion siab thiab kev pab lub neej ntev.ASTM A312 TP316L EFW kav hauv qhov ntau thiab tsawg los ntawm24 nti rau 48 ntiyog dav siv nyob rau hauv loj - cov kav dej loj xws li cov nroj tsuag petrochemical, cov kav dej hiav txwv, cov chaw desalination, thiab cov kav dej hauv kev lag luam.
EFW (Electric Fusion Welded) stainless hlau kav yog tsim tshwj xeeb rauloj - daim ntaub ntawv txoj kab uas hla uas seamless los yog txheem welded kav ua impractical los yog uneconomical. Nrog kev ua haujlwm zoo txhua yam, muaj zog corrosion kuj, thiab ruaj khov weld kev ncaj ncees,TP316L Stainless hlautau dhau los ua ib qho ntawm cov khoom siv txhim khu kev qha rau cov kav dej loj loj.
Kab lus no muab cov ncauj lus kom ntxaws txogASTM A312 TP316L EFW cov kav dej hauv 24 "-48" qhov ntau thiab tsawg, suav nrog kev tsim khoom, kev qhia tshwj xeeb, tshuaj muaj pes tsawg leeg, cov khoom siv kho tshuab, thiab cov ntawv thov kev lag luam raug.
Nkag siab txog ASTM A312 TP316L EFW Pipes
ASTM A 312 Cov Lus Qhiaqhia cov kev cai rauseamless, welded, thiab txias hnyav -ua haujlwm austenitic stainless hlau kavsiv nyob rau hauv siab -kub thiab corrosive ib puag ncig.
Nyob rau hauv cov ntaub ntawv no,EFW (Electric Fusion Welded)cov kav dej yog tsim los ntawmfusing stainless hlau daim hlau siv siab - zog vuam txoj kev, feem ntau nrog cov txheej txheem vuam tsis siv neeg.
Piv nrog cov pa ERW cov kav dej, EFW cov kav dej muaj peev xwm ua tauntau loj diameters thiab thicker phab ntsa, ua rau lawv haum rau hnyav industrial pipelines.
Cov yam ntxwv tseem ceeb ntawm TP316L EFW Pipes
Zoo heev corrosion kuj nyob rau hauv ib puag ncig chloride
Haum rau loj - txoj kab uas hla pipeline
High structural zog rau industrial thauj systems
ruaj khov weld seam kev ua tau zoo tom qab kev kho cua sov
Lub neej ua haujlwm ntev nyob rau hauv ib puag ncig nruj
Khoom yam ntxwv ntawm TP316L Stainless hlau
TP316L Stainless hlauyog molybdenum-cov kabmob stainless hlau qib uas muaj kev tiv thaiv zoo raupitting corrosion thiab crevice corrosion, tshwj xeeb tshaj yog nyob rau hauv cov tshuaj chloride-nplua nuj ib puag ncig xws li marine lossis tshuaj ua cov ntawv thov.
CovCov ntsiab lus carbon tsawg (tsawg dua lossis sib npaug li 0.03%)ho txo txoj kev pheej hmoo ntawmintergranular corrosion tom qab vuam, uas yog ib qho tseem ceeb tshwj xeeb rau cov kav dej loj welded.
Hom tshuaj muaj pes tsawg leeg
| Element | Cov ntsiab lus (%) |
|---|---|
| Cov pa roj carbon (C) | Tsawg dua lossis sib npaug li 0.03 |
| Chromium (Cr) | 16.0 – 18.0 |
| Nickel (Ni) | 10.0 – 14.0 |
| Molybdenum (hli) | 2.0 – 3.0 |
| Manganese (Mn) | Tsawg dua lossis sib npaug li 2.0 |
| Silicon (Si) | Tsawg dua los yog sib npaug rau 1.0 |
| Phosphorus (P) | Tsawg dua lossis sib npaug li 0.045 |
| Sulfur (S) | Tsawg dua lossis sib npaug li 0.030 |
Qhov ntxiv ntawmmolybdenumho txhim khu kev tiv thaiv rauchloride-induced corrosion, ua TP316L haum rau marine thiab tshuaj industries.
Loj Diameter Pipe Size Range (24 "- 48")
Cov kav dej loj hauv kev lag luam feem ntau xav tau txoj kab uas hla tshaj qhov muaj peev xwm ntawm cov pa seamless ntau lawm. EFW thev naus laus zis tso cai rau cov tuam txhab tsim cov kav dej hauv cov kab loj loj nrog kev txhim khu kev ntseeg ruaj khov.
Tej yam dimension ranges muaj xws li:
| Nominal Pipe Loj | Sab nraud txoj kab uas hla | Hom Phab Ntsa Thickness Range |
|---|---|---|
| 24 nti | 6 09,6mm | 6mm-25 hli |
| 30 nti | 762mm ua | 6mm-30 hli |
| 3 6 inch | 9 14mm | 8mm-35 hli |
| 42 inch ua | 1 067mm | 10mm-40 hli |
| 48 inch ua | 12 19mm | 10mm-45 hli |
Dimensions feem ntau ua raws li cov qauv teev tseg hauvASME B36.19M.
Kev tsim cov txheej txheem ntawm TP316L EFW Pipes
Kev tsim cov kab loj loj EFW stainless hlau kav feem ntau suav nrog cov theem hauv qab no:
Kev npaj phaj
High- zoo stainless hlau daim hlau raug txiav thiab npaj raws li qhov yuav tsum tau muaj cov yeeb nkab qhov ntev.
Yeeb nkab txoj kev
Cov phaj hlau yog dov rau hauv cov duab cylindrical siv cov khoom hnyav phaj dov.
Electric Fusion Vuam
Lub longitudinal seam yog welded sivtsis siv neeg submerged arc vuam lossis siab - zog fusion vuam txheej txheemlos xyuas kom meej qhov tob tob thiab siab weld kev ncaj ncees.
Kev kho cua sov
Ncej -weld tov annealing pab rov qab corrosion kuj thiab txhim kho txhua yam khoom.
Tsis yog -Kev kuaj kev puas tsuaj
Tag nrho cov weld seams raug kuaj nruj xws li:
Kev kuaj ultrasonic (UT)
Kev ntsuas hluav taws xob (RT)
Eddy tam sim no xeem (ET)
Kev soj ntsuam zaum kawg
Kev txheeb xyuas qhov ntev, kuaj hydrostatic, thiab tshuaj xyuas saum npoo yog ua ua ntej xa khoom xa tuaj.
Mechanical Properties
Lub tshuab ua haujlwm ntawm TP316L kav dej hauv qabASTM A 312 Cov Lus Qhiaua kom ntseeg tau kev ua tau zoo hauv qhov xav tau ib puag ncig.
| Khoom | Tus nqi |
|---|---|
| Tensile zog | Ntau dua lossis sib npaug li 485 MPa |
| Yield zog | Ntau dua lossis sib npaug li 170 MPa |
| Elongation | Ntau dua lossis sib npaug li 35% |
| Hardness | Tsawg dua lossis sib npaug rau 217 HB |
Cov khoom no ua rau TP316L cov kav dej muaj peev xwm tuav tausiab -siab industrial systems thiab hnyav ua haujlwm.
Cov ntawv thov kev lag luam
Loj -inchTP316L EFW stainless hlau kavyog dav siv nyob rau hauv kev lag luam qhov twg corrosion kuj thiab durability yog ib qho tseem ceeb.
Petrochemical thiab Refining Cog
Cov kav dej loj thauj cov txheej txheem ua kua, tshuaj lom neeg, thiab hydrocarbons raws li qhov xav tau.
Seawater Desalination Systems
Lub superior chloride tsis kam ntawm TP316L ua rau nws zoo tagnrho rau seawater intakes thiab tso pipelines.
Offshore thiab Marine Engineering
Siv rau kev tsim cov kav dej thiab cov dej hiav txwv thauj hauv cov chaw nyob sab nraud.
Lub zog tiam
Cov tshuab dej txias thiab cov kav dej kub sib hloov feem ntau siv cov kav dej loj loj stainless hlau.
Kev kho dej thiab kev tsim vaj tsev
Kev thauj dej hauv nroog thiab cov dej khib nyiab hauv kev lag luam yuav tsum muaj corrosion- cov khoom siv kav dej.
Kev Tswj Xyuas Zoo thiab Kev Tshawb Fawb
Manufacturers tsim cov kav dej hauv qabASTM A 312 Cov Lus Qhiafeem ntau siv cov txheej txheem kev ruaj ntseg zoo.
Tej yam tshuaj ntsuam xyuas
Kev kuaj tshuaj muaj pes tsawg leeg
Kev ntsuam xyuas cov cuab yeej cuab tam
Radiographic vuam soj ntsuam (RT)
Kev kuaj ultrasonic (UT)
Kev ntsuas hydrostatic siab
Dimensional kam rau ua pov thawj
Thib peb-cov kev pabcuam tshuaj xyuas tog los ntawm cov koomhaum xws liSGS, Bureau Veritas, los yogTUV Rheinlandfeem ntau muaj nyob rau hauv tej yaam num export.
Qhov zoo ntawm TP316L Loj Diameter EFW Pipes
Rau cov kev lag luam loj, TP316L EFW kav dej muab ob peb yam tseem ceeb:
Superior corrosion kuj
Cov ntsiab lus molybdenum ho txhim kho kev tiv thaiv chloride corrosion.
Loj txoj kab uas hla
EFW kev tsim khoom ua rau cov yeeb nkab loj tshaj qhov raug welded lossis seamless txwv.
Nqi efficiency rau cov kav dej loj
Piv nrog rau cov kav dej seamless, EFW cov kav dej muab kev daws teeb meem ntau dua rau cov kab loj.
Zoo heev weld kev ncaj ncees
Niaj hnub nimno tsis siv neeg vuam ua kom muaj zog thiab txhim khu kev qha seam kev ua tau zoo.
Lub neej ua haujlwm ntev
Stainless hlau piping systems yuav tsum tau saib xyuas tsawg kawg nkaus thiab muab lub neej ua haujlwm ntev.
FAQ
1. Dab tsi yog EFW stainless hlau yeeb nkab?
IbEFW (Electric Fusion Welded) yeeb nkabyog tsim los ntawm dov stainless hlau daim hlau mus rau hauv ib tug cylindrical zoo thiab welding lub longitudinal seam siv lub siab - zog fusion vuam txheej txheem. Hauv qabASTM A 312 Cov Lus Qhia, EFW kav dej feem ntau siv rauloj - txoj kab uas hla stainless hlau kavqhov twg seamless ntau lawm yog tsis siv.
2. Vim li cas TP316L siv rau txoj kab uas hla loj stainless hlau kav?
TP316L Stainless hlaumuaj molybdenum thiab cov ntsiab lus carbon tsawg, muab kev tiv thaiv zoo rauchloride corrosion, pitting corrosion, thiab intergranular corrosion. Qhov no ua rau TP316L tshwj xeeb yog tsim raumarine ib puag ncig, tshuaj nroj tsuag, thiab desalination systems.
3. Dab tsi txoj kab uas hla tuaj yeem ncav cuag EFW stainless hlau kav?
EFW manufacturing technology tso cai rau cov kav hlau tsis muaj steel yuav tsum tau ua nyob rau hauv loj heev diameters. Hom kev lag luam ntau lawm los ntawm24 nti rau 48 nti, thiab qee zaum txawm tias qhov loj dua tuaj yeem tsim tau raws li qhov xav tau ntawm qhov project.
4. Cov qauv twg tswj cov kav dej loj TP316L?
Loj txoj kab uas hla TP316L cov kav dej feem ntau yog tsim raws li:
ASTM A 312 Cov Lus Qhia- Cov khoom siv thiab kev tsim khoom
ASME B36.19M- Cov yeeb nkab loj thiab phab ntsa thickness qauv
Cov qauv no ua kom muaj kev sib raug zoo nrog cov haujlwm engineering thoob ntiaj teb.
5. Dab tsi kev lag luam feem ntau siv 24 "-48" stainless hlau kav?
Loj txoj kab uas hla stainless hlau kav yog dav siv nyob rau hauv:
Petrochemical nroj tsuag
Offshore roj thiab roj platforms
Seawater desalination chaw
Cov nroj tsuag tsim hluav taws xob
Industrial dej kho tshuab
Cov kev lag luam no xav tau cov kav dej uas tuaj yeem ua tauloj ntim cov kua nrog siab corrosion kuj.
6. Cov kev xaiv phab ntsa tuab twg muaj rau cov kav dej loj EFW?
Phab ntsa thickness ntawm24 "-48" stainless hlau kavfeem ntau yog nyob ntawm6mm rau 45mm, nyob ntawm tus qauv tsim, qhov kub thiab txias, thiab engineering specifications.
7. Puas yog EFW stainless hlau kav puas txhim khu kev qha rau cov kav dej?
Yog lawm. Thaum tsim raws liASTM A 312 Cov Lus Qhia, EFW kav dej tau txais kev soj ntsuam nruj zoo suav nrogKev ntsuas hluav taws xob, ntsuas ultrasonic, thiab ntsuas hydrostatic, kom ntseeg tau tias kev ruaj ntseg weld kev ncaj ncees thiab lub zog muaj zog.
8. Dab tsi yog qhov ntev ntawm txoj kab uas hla loj stainless hlau kav?
Txoj kab uas hla loj yog feem ntau nkag rau hauv6 meter los yog 12 meter standard lengths, txawm hais tias kev cai ntev yuav raug tsim los rau cov phiaj xwm kev teeb tsa tshwj xeeb.
9. Kev sim ua dab tsi ntawm TP316L EFW cov kav dej ua ntej xa khoom?
Cov txheej txheem tshuaj xyuas ib txwm muaj xws li:
Tshuaj ntsuam xyuas muaj pes tsawg leeg
Kev ntsuam xyuas cov cuab yeej cuab tam
Radiographic kuaj (RT) ntawm weld seams
Kev kuaj ultrasonic (UT)
Kev ntsuas hydrostatic siab
Dimensional soj ntsuam
Thib peb-kev tshuaj xyuas tog los ntawm cov koom haum xws liSGSlos yogBureau Veritasfeem ntau muaj nyob rau tej yaam num export.
10. Dab tsi yog qhov txawv ntawm TP316 thiab TP316L stainless hlau kav?
Qhov sib txawv tseem ceeb yog nyob rau hauv cov ntsiab lus carbon.TP316L Stainless hlaumuaj cov pa roj carbon tsawg (tsawg dua lossis sib npaug li 0.03%), uas txo qis qhov kev pheej hmoo ntawmintergranular corrosion tom qab vuam, ua kom haum rau welded loj - cov kav dej.
