Tianjin Brisk Metalwork Co., Ltd. yog ib qho ntawm cov tuam txhab ua lag luam thiab cov chaw muag khoom ntawm cov yeeb nkab seamless rau roj kab 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 seamless yeeb nkab rau roj kab los ntawm peb lub hoobkas.
Tianjin Brisk Steel yog ib qho ntawm cov chaw tsim khoom ntawm Seamless Yeeb Nkab Rau Roj kab 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
Txheej txheem cej luam: Kev Tshawb Fawb ntawm Seamless Oil Line Pipes
Rau cov neeg tswj xyuas kev siv hluav taws xob thiab cov kws tsim hluav taws xob tsim hluav taws xob, kev nkag siab txog cov khoom siv hlau thiab kev tsim khoom zoo ntawm cov kab seamless ua kom muaj kev nyab xeeb siab tshaj plaws:
- Txheej Txheem Piercing thiab Rolling:Tsis zoo li welded lwm txoj hauv kev tsim los ntawm cov ntawv hlau, cov kav dej seamless yog tsim los ntawm cov khoom cua sov cylindrical steel billet thiab tho nws los ntawm qhov chaw nrog lub mandrel. Qhov kub no - dov txheej txheem tsim ib lub tog raj kheej homogenous hlau zoo kawg nkaus nrog cov kab lis kev cai zoo ib yam, kom ntseeg tau tias qhov sib txawv ntawm qhov sib txawv ntawm cov yeeb nkab ntawm tag nrho cov cheeb tsam.
- API 5L & ASTM Specification Alignment:Peb cov roj kab kav yog engineered nyob rau hauv nruj raws li covAmerican Petroleum Institute (API) 5Lspecification (Product Specification Levels PSL1 thiab PSL2) thiabASTM A106 / A53qauv. Cov qauv no tswj hwm cov tshuaj txwv nruj, lub zog tensile, thiab qhov ntev ntev uas xav tau rau kev ua cov hydrocarbon niaj hnub.
Vim li cas Seamless Pipes yuav tsum tau ua rau cov roj tseem ceeb
Seamless yeeb nkab yog tsim los ntawm kev kos ib cov khoom steel billet hla ib tug tho pas nrig los tsim ib lub plhaub hollow, tshem tawm tag nrho cov longitudinal los yog helical weld seams. Txoj kev tsim tshwj xeeb no ua rau muaj txiaj ntsig zoo rau kev ua haujlwm ntawm cov roj thiab roj:
1. Superior High -Lub peev xwm siab
Qhov tsis muaj vuam seam txhais tau hais tias tsis muaj ib cheeb tsam ntawm qhov muaj peev xwm tsis muaj zog. Cov yeeb nkab tsis muaj seamless tuaj yeem tiv taus ntau dua kev khiav hauj lwm hauv siab ($PSIG$) piv rau cov yeeb nkab welded ntawm tib cov khoom thiab phab ntsa tuab, txo qhov kev pheej hmoo ntawm kev puas tsuaj rau cov kav dej tawg.
2. Kev tiv thaiv rau Hydrogen-Induced Cracking (HIC)
Cov roj Crude feem ntau muaj cov khoom corrosive, suav nrog hydrogen sulfide ($H_2S$), ua rau "kev pabcuam qaub" ib puag ncig. Welded seams muaj kev cuam tshuam rau Hydrogen-Induced Cracking thiab Sulfide Stress Cracking (SSC). Hwm seamless kav muaj ib homogenous microstructure uas drastic txo qhov tsis zoo rau tshuaj corrosion.
3. Exceptional Dimensional Uniformity
Seamless roj kab muaj qhov zoo sib xws thiab cov phab ntsa tuab. Qhov no precision ua kom yooj yim rau kev xa tawm hauv teb, tso cai rau kev sib dhos sai dua, kev sib txuas zoo dua, thiab cov ntsaws ruaj ruaj ntawm kev sib txuas.
Ntsiab Manufacturing Standards thiab Steel Qib
Core Oil Line Standards
- API 5L (American Petroleum Institute - Core Line Pipe Specification): PSL1 (Standard Quality for General Transport) PSL2 (Kev Ua Zoo Zoo nrog Kev Ua Kom Zoo & Kev Ntsuas Tshuaj)
- ASTM A106 (High -Temperature Seamless Carbon Steel)
- Steel Qib: Qib B, X42, X52, X60, X65, X70
API 5L PSL1 vs API 5L PSL2
- Rau cov roj tseem ceeb,PSL2 (Product Specification Level 2)yog dav nyiam. PSL2 tswj hwm cov kev txwv nruj ntawm qhov sib npaug ntawm cov pa roj carbon monoxide, ua haujlwm rau Charpy V- qhov ntsuas qhov cuam tshuam rau qhov hnyav ntawm qhov kub thiab txias, thiab yuav tsum tsis muaj - kev tshuaj xyuas kev puas tsuaj thoob plaws tag nrho cov ntau lawm, ua rau nws muaj kev nyab xeeb rau thaj chaw sab nrauv thiab Arctic.
Qhov tseem ceeb Anti-Corrosion Surface Coatings
Raw carbon steel kav yuav oxidize sai heev thaum faus underground los yog pw rau ntawm ntug hiav txwv dej. Txhawm rau lav lub neej ntev ntawm 30+ xyoo, peb muab cov txheej txheem ntau tshaj - txheej sab nraud thiab sab hauv:
- 3LPE (Peb- Txheej Polyethylene):Kev ua haujlwm siab - txheej txheej muaj xws li siab -kev ua tau zoo fusion bonded epoxy (FBE), copolymer nplaum, thiab txheej txheej ntawm siab - ntom polyethylene. Nws muab kev tiv thaiv zoo heev thiab kev sib cais tshuaj lom neeg.
- FBE (Fusion Bonded Epoxy):Ib qho eco-tus phooj ywg thermosetting hmoov txheej uas muab cov adhesion zoo heev thiab tiv thaiv cathodic disbondment, feem ntau yog siv rau nruab nrab - cov kab kub.
- Liquid Epoxy Internal Lining:Siv rau cov phab ntsa sab hauv kom txo qis kev sib txhuam, txhim kho cov dej ntws nrawm nrawm, thiab tiv thaiv kev xeb sab hauv los ntawm cov dej feem hauv cov roj av.
Cov lus nug nquag nug (FAQ)
Q: Vim li cas kuv qhov project yuav tsum tau hais kom Seamless kav es tsis txhob ERW los yog LSAW kav rau siab - cov roj kab siab?
A: Cov kav dej seamless tau teev tseg rau siab - ntu siab vim tias lawv tsis muaj cov kab txuas txuas ntev, uas yog qhov tseem ceeb tshaj plaws rau kev ntxhov siab -corrosion cracking lossis localized weld defects. Rau cov dej ntws ntws, cov roj- cov kab sib cais roj, lossis cov kab sib sau ua haujlwm siab - cov kab sib sau ua haujlwm nyob rau hauv qhov tsis muaj zog ntawm cov khoom siv hluav taws xob, seamless tubing muab 100% tsis sib xws siab teeb meem, ua kom muaj kev nyab xeeb ntau dua li lwm cov welded.
Q: Dab tsi yog qhov tseem ceeb ntawm "Charpy V-Notch (CVN) Impact Test" rau API 5L PSL2 seamless roj kav?
A: Raws li API 5L PSL2 cov cai, covCharpy V-Ntawvkev xeem yog ib qho yuav tsum tau siv cov khoom siv uas ntsuas cov hlau tawg toughness ntawm cov qauv tsim kub (xws li, 0℃lossis -20℃). Qhov kev ntsuam xyuas no tau lees paub tias yog tias cov raj xa dej raug kev cuam tshuam sai sai lossis kev ntxhov siab hauv cheeb tsam hauv qhov chaw txias, cov hlau yuav deform plastically thiab nqus lub zog ntau dua li tsis muaj kev puas tsuaj tam sim ntawd.
Q: Koj lub zeb ua li cas kom cov yeeb nkab kawg nyob twj ywm zoo kawg nkaus thiab muaj kev nyab xeeb los ntawm "kawg-banging" thaum caij nkoj nkoj?
A: Cov kav dej tsis sib haum nrog cov phab ntsa hnyav tuaj yeem siv lub zog loj thaum lub sijhawm thauj mus los, thiab txhua yam kev cuam tshuam tuaj yeem ua rau lub Hoobkas puas lawm - tshuab vuam bevels. Txhawm rau tiv thaiv qhov no, peb haum rau txhua lub yeeb nkab kawg nrog hnyav - lub luag haujlwm yas lossis hlau - cov khoom siv tiv thaiv bevel. Rau qhov loj dua los yog nyias- cov phab ntsa sib txawv ua rau ovality deformation thaum so- cov dej hiav txwv loj loj, peb ntxig rau hauv cov qauv ntoo khaub lig-bracing hauv cov yeeb nkab kawg kom lav tias lawv tuaj txog zoo kawg nkaus concentric.
Q: Koj puas tuaj yeem siv cov kav dej seamless nyob rau hauv qis -kub arctic ib puag ncig?
A: Yog. Rau qis- cov kab roj kub lossis sub- xoom qhov chaw teeb tsa, peb muab cov kav dej tso cai rauASTM A333 Qib 6los yogAPI 5L PSL2 nrog ib qho 'O' lossis 'Q' suffix(Normalizing lossis quenching & Tempering kub kho). Cov txheej txheem kev ua haujlwm no ua kom zoo dua cov hlau cov nplej matrix, tso cai rau cov yeeb nkab kom tswj tau cov txheej txheem siab ductility thiab cuam tshuam cov tawv nqaij ntawm qhov kub thiab txias poob rau -45℃(-50℃F).
Koom tes nrog Lub Tuam Txhab Nyiaj Txiag Thoob Ntiaj Teb
Ua kom koj lub raj xa dej kom ntev thiab txo qis kev sib txhuam nrog cov txheej txheem siab -precision internal coatings. Hu rau peb lub chaw muag khoom thoob ntiaj teb niaj hnub no kom thov cov ntaub ntawv cov khoom siv, qhia cov kev cai sab hauv micron tolerances, lossis ruaj ntseg FOB lossis CIF cov lus xa ncaj qha rau koj qhov chaw nres nkoj ntawm qhov chaw.
Cim npe nrov: Seamless yeeb nkab rau roj kab, Tuam Tshoj seamless yeeb nkab rau roj kab manufacturers, lwm tus neeg, Hoobkas
