Lub ntiaj teb lub zog, petrochemical thiab kev lag luam kev thauj mus los tau muaj kev loj hlob tsis tau pom dua hauv kev thov rau cov kev daws teeb meem siab. Raws li kev sib sib zog nqus drilling, shale roj ntau lawm thiab hydrogen tsheb thauj mus los thev naus laus zis tau dhau los, cov kev cai rau seamless, welded thiab tshwj xeeb high-pressure alloy kav tau dhau los ua nruj heev. Kev khiav hauj lwm ib puag ncig yam ntxwv los ntawm huab cua txias, mechanical stress thiab corrosive media yuav tsum muaj kev ncaj ncees ntawm cov piping infrastructure.
Tuam Tshoj tau ntxiv dag zog rau nws txoj haujlwm ua tus thawj coj tsim khoom thiab xa tawm hub rau cov kav dej hnyav, ua kom muaj zog los ntawm kev tsim kho metallurgical loj heev thiab kev tsim kev lag luam ecosystems. Cov tuam txhab ua lag luam, suav nrog Shandong Yukos Petroleum Equipment, LLC., tau teeb tsa cov qauv thoob ntiaj teb los ntawm kev ua raws lawv cov kab ntau lawm rau cov qauv thoob ntiaj teb xws li API 5L, ASTM thiab ASME. Cov chaw no muab kev lag luam thoob ntiaj teb nrog cov kav dej ua tau zoo uas muaj peev xwm tiv taus kev ua haujlwm hnyav ntawm 15 000 psi thiab siab dua.
Cov xov xwm kev tshaj tawm no- tso tawm muab qhov tseeb, cov ntaub ntawv-tsav kev tsom xam ntawm 10 lub tuam txhab hluav taws xob siab siab tshaj plaws hauv Suav teb rau xyoo 2026, ntsuas lawv cov kev sib tw thev naus laus zis zoo, cov khoom siv muaj peev xwm thiab cov khoom lag luam tseem ceeb.
1. Shandong Yukos Petroleum Equipment, LLC.
Lub ntsiab kom zoo dua ntawm cov khoom
Shandong Yukos Petroleum Equipment, LLC. tsim cov kav dej siab thauj cov kav dej thiab tshwj xeeb ib-thooj nozzles tsim rau qhov chaw siab heev. Lub tuam txhab siv cov txheej txheem zoo alloy steels ua ke nrog cov txheej txheem kev kho cua sov zoo - sab hauv hardening thiab tempering. Qhov kev kho no tshem tawm cov kev ntxhov siab hauv microstructural, ua rau muaj zog thiab ua kom muaj zog. Lawv cov kev sib txuas ntawm cov kav dej siab muaj peev xwm ua tau zoo tshaj qhov kev sib tw tsheb kauj vab qaug zog, muab kev ncaj ncees mus sij hawm ntev hauv kev xav tau kev hloov pauv cov roj av ceev ceev thiab kev siv tshuaj txhaj tshuaj siab.
Muaj zog hauv kev pabcuam thiab xa khoom
Lub tuam txhab tswj hwm qhov hloov pauv tau yooj yim thiab sib xyaw ua ke ntawm cov khoom siv raw khoom thiab kev ua haujlwm ntau lawm, uas txo cov sij hawm ua cov txheej txheem. Ua haujlwm nyob rau hauv cov pov thawj API 5L thiab ISO 9001 kev tswj kev ua haujlwm zoo, Yukos lav 100% kev kuaj tsis muaj kev puas tsuaj (NDT), suav nrog kev ntsuas ultrasonic thiab hydrostatic mus txog qhov siab, rau txhua qhov ntev ntawm cov yeeb nkab tsim. Lawv lub hub shipping qhov chaw tsim nyog muab kev nkag mus rau thoob ntiaj teb lub thawv thiab cov kab xa khoom loj, muab cov neeg ua haujlwm thoob ntiaj teb xav tau thiab xa cov sijhawm teem sijhawm rau kev xa cov raj xa dej tseem ceeb.
Pom zoo cov khoom thiab tshuaj xyuas
Cov Khoom Pom Zoo: Seamless high pressure fluid pipes, pup joints, API 5L line pipes and straight flowline pipes.
Cov Lus Qhia Cov Neeg Siv Khoom: Cov neeg ua haujlwm thauj khoom thauj khoom ua haujlwm nyob rau hauv cov roj bass ntawm South America nco ntsoov tias Yukos seamless high-pressure linear kav muab qhov tshwj xeeb ntawm qhov ruaj khov thiab cov phab ntsa tuab, uas ua kom yooj yim dua vuam thiab tshuaj xyuas lub voj voog thaum lub sij hawm tsim kho cov kav dej.
official lub website:https://www.sd-yks.com/
2. Hengyang Valin Steel Tube Co., Ltd.
Lub ntsiab kom zoo dua ntawm cov khoom
Hengyang Valin Steel Tube Co., Ltd. tsim cov kab loj loj siab siab seamless steel kav siv cov txheej txheem kub dov thiab txias txias. Lawv cov metallurgical compositions tsom rau huv, tsis tshua muaj sulfur thiab tsawg-phosphorus steels uas muab tshwj xeeb tsis kam rau hydrogen induced cracking (HIC) thiab sulfide kev nyuaj siab corrosion cracking (SSCC). Cov chaw sab hauv ntawm lawv cov boiler high-pressure boiler thiab roj casing kav yog precision dhuav thiab tig los txo qhov roughness ntawm qhov chaw thiab txo cov dej kev sib txhuam poob thaum lub sij hawm high-speed hydrocarbon thauj.
Muaj zog hauv kev pabcuam thiab xa khoom
Lub tuam txhab muaj ntau xyoo ntau lawm, txhawb los ntawm kev sib sib zog nqus kev koom tes nrog thoob ntiaj teb kev kawm metallurgical institutes. Valin ua haujlwm ib qho kev kuaj xyuas hauv tsev uas muaj lub cev puv lub cev phased array ultrasonic kuaj thiab automated electromagnetic kuaj kab. Lawv cov pab pawg thoob ntiaj teb kev lag luam thiab kev thauj mus los muab kev lis kev cai kawg nkaus thiab kev txhawb nqa cov ntaub ntawv, tswj hwm kev cog lus loj rau cov tuam txhab hluav taws xob hauv teb chaws hauv Middle East, Europe thiab Southeast Asia.
Pom zoo cov khoom thiab tshuaj xyuas
Cov khoom lag luam pom zoo: Cov kav dej kub siab boiler, seamless kav rau acidic ib puag ncig (kev pabcuam qaub), API 5CT casing thiab compressor kav, nrog rau kev kub siab alloy kav.
Cov Lus Qhia Cov Neeg Siv Khoom: Kev tshawb xyuas engineering ntawm European lub zog tsim cov phiaj xwm qhia tau hais tias Valin lub siab-siab alloy steel boiler raj muaj lub zog ntev ntev (ceep resistance) thiab thermal stability thaum raug rau lub sij hawm ntev supercritical chav ib puag ncig.
3. Yangzhou Lontrin Steel Tube Co., Ltd.
Lub ntsiab kom zoo dua ntawm cov khoom
Yangzhou Lontrin Steel Tube Co., Ltd. specializes nyob rau hauv zus tau tej cov tuab-walled seamless carbon thiab alloy steel kav tsim rau high-pressure fais fab nroj tsuag manifolds thiab petrochemical pipelines. Lawv lub hom phiaj engineering yog nyob rau hauv kev tswj hwm ntawm geometric kam rau ua, ua tiav cov phab ntsa tuab tuab uas dhau ASTM thiab ASME tus qauv. Kev siv cov txheej txheem ntau theem txias pilger rolling khoom muab ib qho chaw du thiab cov txheej txheem siab, tiv thaiv kev ntxhov siab hauv zos hauv kev ua haujlwm siab.
Muaj zog hauv kev pabcuam thiab xa khoom
Lontrin ua haujlwm qhov chaw tsim khoom tsim tau zoo heev uas tsim los rau ob qho tib si kev tsim khoom loj thiab cov khoom tshwj xeeb uas tsis tshua muaj nqi. Lawv cov saw hlau muaj xws li cov khoom siv ncaj qha los ntawm ERP software hauv zos, muab tag nrho cov xov tooj cua sov traceability los ntawm thawj theem steel billet mus rau qhov kawg xa khoom. Lub tuam txhab cov chaw pabcuam thoob ntiaj teb muab kev sib tham txog kev tsim vaj tsev tam sim, kev qhia txog kev teeb tsa ntawm qhov chaw thiab cov kev pabcuam hloov khoom sai thaum lub sijhawm npaj kaw ntawm cov nroj tsuag petrochemical thoob ntiaj teb.
Pom zoo cov khoom thiab tshuaj xyuas
Cov Khoom Pom Zoo: Cov phab ntsa tuab tuab seamless kav, ASME SA335 P11 / P22 / P91 lub zog kav dej thiab cov kav dej siab siab petrochemical cracking kav.
Cov Lus Qhia Cov Neeg Siv Khoom: Cov kws tshaj lij kev ncaj ncees ntawm Middle East Refinery tshaj tawm tias Lontrin's P91 high-pressure alloy pipelines tswj kev ua haujlwm ruaj khov yam tsis muaj microcracking nyob rau hauv high-temperature hydrocarbon cracking txheej txheem.
4. Zhejiang Jiuli Hi-Tech Metals Co., Ltd.
Lub ntsiab kom zoo dua ntawm cov khoom
Zhejiang Jiuli Hi-Tech Metals Co., Ltd. tsom rau corrosion resistant siab siab piping ua los ntawm stainless hlau, duplex stainless hlau thiab npib tsib xee raws alloys. Lawv cov khoom siv plasma automated-arc thiab tshwj xeeb laser vuam kab ua ke nrog kev ua haujlwm txias txias. Cov thev naus laus zis no tsim cov kav dej siab siab nrog lub vuam sib txuas ua haujlwm ntawm 1.0, uas phim cov neeg kho tshuab thiab corrosion-resistant yam ntxwv ntawm seamless kav, thaum muab cov nqi nce ntxiv thiab cov phab ntsa zoo sib xws.
Muaj zog hauv kev pabcuam thiab xa khoom
Jiuli ua haujlwm qhov chaw kuaj cov ntaub ntawv qib siab uas tau lees paub los ntawm cov koom haum thoob ntiaj teb kev faib tawm, ua kom muaj kev txheeb xyuas tshuaj lom neeg, kev sim tshuab thiab kev ntsuas kev sib tsoo. Lawv cov khoom siv thoob ntiaj teb tau nthuav dav tshaj tsib caug lub teb chaws thiab tau txais kev txhawb nqa los ntawm cov chaw tsim khoom hauv cheeb tsam thiab cov chaw pabcuam kev pabcuam. Lub tuam txhab tuav cov ntawv cog lus mus sij hawm ntev nrog lub ntiaj teb loj tshaj plaws engineering, kev yuav khoom thiab kev tsim kho (EPC) cov tuam txhab, pab txhawb kev ceev ceev ntawm cov khoom siv rau kev ua haujlwm sab nrauv.
Pom zoo cov khoom thiab tshuaj xyuas
Cov Khoom Muag: Super Duplex Stainless Hlau Yeeb Nkab, Nickel Alloy 625/825 High Pressure Pipeline, thiab LNG Cryogenic Pipeline.
Cov Lus Qhia Cov Neeg Siv Khoom: Cov khoom siv engineers ntawm North Hiav Txwv offshore platforms paub meej tias Jiuli cov kav dej super duplex ua rau pom tau zoo heev rau pitting thiab crevice corrosion nyob rau hauv high-pressure, high-salinity marine ib puag ncig.
5. Shanxi Taigang Stainless Hlau Co., Ltd. (TISCO)
Lub ntsiab kom zoo dua ntawm cov khoom
Shanxi Taigang Stainless Steel Co., Ltd. (TISCO) siv ib qho kev sib xyaw metallurgical complex los tsim cov kav dej muaj zog, siab zog los ntawm stainless hlau thiab silicon hlau. Lawv qhov zoo ntawm engineering yog los ntawm kev tswj xyuas cov txheej txheem steelmaking siv Argon Oxygen Decarburization (AOD) thiab Nqus Oxygen Decarburization (VOD). Qhov no ua rau nws muaj peev xwm kom tau txais cov tshuaj dawb huv ntawm cov hlau nrog qhov tsawg kawg nkaus ntawm cov khoom tsis yog xim hlau, uas muab lub zog tawm los siab thiab tsis kam ua kom tawg tawm hauv dej hiav txwv siab siab.
Muaj zog hauv kev pabcuam thiab xa khoom
Raws li kev lag luam hlau loj loj, TISCO muab cov kev lag luam tsis sib xws ntawm cov nplai thiab ua tiav kev sib xyaw ntsug thoob plaws hauv nws cov khoom siv. Lub tuam txhab muaj peev xwm ntau lawm muaj peev xwm ua tiav ib txhij ua tiav cov ntawv cog lus intercontinental rau cov kav dej siab siab. Lawv lub network logistics suav nrog kev tsheb ciav hlau tshwj xeeb los ntawm cov chaw tsim khoom ncaj qha mus rau cov chaw nres nkoj hauv hiav txwv sib sib zog nqus, muab kev ruaj ntseg cov khoom thauj khoom loj uas txo cov kev puas tsuaj thiab chaw nres nkoj qeeb.
Pom zoo cov khoom thiab tshuaj xyuas
Cov Khoom Pom Zoo: Lub zog siab stainless hlau seamless kav, loj txoj kab uas hla duplex linear kav thiab siab siab hydraulic kav.
Cov neeg siv khoom tawm tswv yim: International pipeline tsim consortia tau sau tseg tias TISCO txoj kab uas hla loj duplex steel kav qhia tau zoo heev weldability thiab cov qauv sib xws hauv kev ua haujlwm siab offshore pipeline nteg.
6. PCK Tubular Cell (Panyu Chu Kong Steel Pipe Co., Ltd.)
Lub ntsiab kom zoo dua ntawm cov khoom
PCK Tubular Cell tshwj xeeb hauv txoj kab uas hla loj siab welded steel kav siv Ncaj Seam Submerged Seam Vuam (LSAW) thiab Helical Submerged Seam Vuam (HSAW) technologies. Lawv cov txheej txheem engineering suav nrog precision digital edge milling thiab txias mechanical expansion (sizing) kom ntseeg tau tias cov kav dej yog puag ncig thiab ncaj. Qhov geometry meej no txo qis hauv cov dej turbulence thiab txhawb txoj kab ncaj nraim thaum txhim kho cov kav dej ntev, siab siab onshore pipelines.
Muaj zog hauv kev pabcuam thiab xa khoom
PCK ua haujlwm ntau qhov chaw nyob ze cov chaw nres nkoj hauv hiav txwv tob, ua kom zoo tshaj plaws ntawm kev thauj mus los hauv hiav txwv rau cov khoom thauj loj. Lawv cov kab ntau lawm yog nruab nrog lub sijhawm tiag tiag cov duab hluav taws xob soj ntsuam thiab automated ultrasonic weld scanning tshuab uas tshuaj xyuas 100% welds. Lub tuam txhab pab pawg tswj hwm thoob ntiaj teb muaj kev paub dhau los ua haujlwm hauv cov txheej txheem kev tswj hwm thoob ntiaj teb, muab cov ntaub ntawv tso cai dav dav rau kev sib txuas hluav taws xob hla ciam teb.
Pom zoo cov khoom thiab tshuaj xyuas
Cov Khoom Siv Pom Zoo: LSAW siab siab roj cov kav dej, HSAW subsea thauj kav thiab cov kav hlau hnyav phab ntsa.
Cov Lus Teb Cov Neeg Siv Khoom: Cov neeg soj ntsuam xyuas cov roj av hauv Central Asia qhia tau hais tias PCK's premium X80 Class LSAW cov kav dej tsis tu ncua tshaj qhov tsawg kawg nkaus toughness tsis xav tau rau kev thauj mus los roj siab.
7. Wuxi Tshwj Xeeb Steel Yeeb Nkab Co., Ltd.
Lub ntsiab kom zoo dua ntawm cov khoom
Wuxi Tshwj Xeeb Steel Yeeb Nkab Co., Ltd. tsim thiab tsim kev kub siab seamless steel raj tshwj xeeb optimized rau hydraulic kheej kheej, diesel txhaj tshuab thiab precision mechanical instrumentation. Lawv cov txheej txheem suav nrog kev kos duab txias thiab cov txheej txheem dov txias ua ke nrog kev ci ntsa iab hauv qhov chaw tswj hwm. Txoj kev tsim khoom no tsim tshwj xeeb huv si, tsis muaj oxide-dawb sab hauv qhov chaw thiab cov qhov ntev ntev, tiv thaiv cov kua dej paug thiab kev poob siab hauv high-pressure hydraulic circuits.
Muaj zog hauv kev pabcuam thiab xa khoom
Lub tuam txhab tswj hwm qhov chaw tsim khoom lag luam hloov pauv tau tsim los ua cov txheej txheem tshwj xeeb ntawm metallurgical thiab kev cai geometries. Lawv cov txheej txheem kev lees paub zoo suav nrog kev ntsuas tam sim no, kev kuaj xyuas ultrasonic, thiab cov kev daws teeb meem siab tsis pom kev los xyuas cov feeb deg anomalies. Wuxi Tshwj Xeeb Steel siv lub zog ua haujlwm sab hauv ntawm cov khoom lag luam los muab kev ua tiav tshwj xeeb, tso cai rau kev txiav txim tshwj xeeb kom xa sai sai rau kev lag luam thoob ntiaj teb.
Pom zoo cov khoom thiab tshuaj xyuas
Cov Khoom Pom Zoo: Cov kav dej siab siab hydraulic, txias kos precision seamless kav thiab diesel roj txhaj kab.
Cov Lus Qhia Cov Neeg Siv Khoom: Cov thawj coj ntawm cov cuab yeej siv hauv av hnyav hauv East Asia tshaj tawm tias Wuxi precision hydraulic raj qhia kiag li tsis muaj microcracks thaum raug rov ua ntau-megapascal siab pulses.
8. Cangzhou Group (Cangzhou Steel Pipe Group Co., Ltd.)
Lub ntsiab kom zoo dua ntawm cov khoom
Cangzhou Group tsim kev kub siab los tiv thaiv corrosion steel lub ntsiab kav siv cov txheej txheem ob-sided submerged arc vuam thiab ntau txheej tiv thaiv txheej. Lawv engineering tsom mus rau kev sib koom ua ke nrog cov kua epoxy liner nrog sab nraud 3-txheej polyethylene (3PE) lossis 3-txheej polypropylene (3PP) txheej. Qhov kev tsim qauv sib xyaw no tiv thaiv lub hauv paus muaj zog carbon steel los ntawm cov av corrosion thiab hnyav sab hauv cov neeg ua haujlwm thaum ua kom muaj kev kub ntxhov nyob hauv kev txwv kev thauj mus los.
Muaj zog hauv kev pabcuam thiab xa khoom
Lub tuam txhab ua haujlwm nyob rau hauv cov chaw tsim khoom siv yeeb nkab uas muaj zog heev hauv Hebei Xeev, uas muab kev nkag mus rau cov kev sib txuas lus tshwj xeeb, kuaj cov chaw soj ntsuam thiab cov khoom siv raw khoom. Cangzhou Group tswj xyuas qhov kev tswj xyuas zoo tshaj plaws kom tau raws li cov qauv thoob ntiaj teb, ua kom muaj kev ua tau zoo ib yam hauv cov khoom loj. Lawv lub tuam txhab xa tawm tshwj xeeb muab kev pabcuam kev lis kev cai thiab cov thawv ntim khoom kom zoo, txo tag nrho cov nqi kawg rau cov neeg yuav khoom txawv teb chaws.
Pom zoo cov khoom thiab tshuaj xyuas
Cov Khoom Pom Zoo: 3PE coated high pressure linear pipes, heavy duty anti-corrosion welded pipes and water supply pressure pipes.
Cov neeg siv khoom tawm tswv yim: Infrastructure purchasing agents hauv North Africa thov tias Cangzhou Group's 3PE-coated high-pressure trunk pipes tuav cov txheej txheem zoo heev thiab muaj kev cuam tshuam hauv cov kav dej hauv thaj chaw suab puam.
9. Jiangsu Changbao Steel Tube Co., Ltd.
Lub ntsiab kom zoo dua ntawm cov khoom
Jiangsu Changbao Steel Tube Co., Ltd. manufactures tshwj xeeb oilfield qib high-pressure yeeb nkab (OCTG) thiab high-performance boiler kav. Lawv lub hauv paus engineering yog tsom rau cov txheej txheem kev kho cua sov uas ua kom zoo tshaj qhov sib npaug ntawm cov neeg kho tshuab lub zog thiab ductility. Lawv cov tubing muaj zog thiab cov casing tau nruab nrog cov khoom siv roj zoo sib txuas uas tsim los tiv thaiv cov kua dej txaus ntshai lossis cov pa xau nyob rau hauv kev sib xyaw ua ke ntawm kev kub siab, kub siab thiab hnyav tensile load.
Muaj zog hauv kev pabcuam thiab xa khoom
Changbao muaj cov chaw tsim khoom siv hluav taws xob siab tshaj plaws nrog cov txheej txheem ntawm lub sijhawm saib xyuas thiab cov ntaub ntawv kaw cov peev xwm, kom ntseeg tau cov kev taug qab zoo ntawm txhua ntu yeeb nkab. Lub tuam txhab tau tsim kom muaj kev sib faib thoob ntiaj teb, qhib cov chaw ua haujlwm hauv cheeb tsam thiab cov chaw xa khoom xa tuaj hauv thaj chaw tsim cov roj thiab roj loj. Qhov kev tsim qauv no tso cai rau lawv muab cov ntsiab lus lag luam hloov pauv thiab hloov pauv sai rau kev ua haujlwm tsis tu ncua thiab kev lag luam.
Pom zoo cov khoom thiab tshuaj xyuas
Cov khoom pom zoo: High-pressure premium thread casing, supercritical boiler raj thiab high-pressure fluid thauj leeg.
Cov Lus Qhia Cov Neeg Siv Khoom: Drilling engineers hauv kev lag luam roj nruj hauv Middle East tshaj tawm tias Changbao cov hlua hluav taws xob muaj zog nrog cov kev sib txuas hwm zoo muab cov roj sib khi ruaj khov nyob rau hauv cov roj reservoir siab heev.
10. Baoshan Iron & Steel Co., Ltd. (Baosteel Special Piping Division)
Lub ntsiab kom zoo dua ntawm cov khoom
Baoshan Iron & Steel Co., Ltd. (Baosteel) manufactures ultra-siab siab seamless pipelines tsim rau siab heev aerospace, nuclear zog thiab kev tshawb nrhiav hauv hiav txwv tob. Lawv Txoj Haujlwm Tshwj Xeeb Piping siv lub tshuab nqus tsev induction melting (VIM) thiab lub tshuab nqus tsev arc remelting (VAR) cov txheej txheem los tsim cov hlau ntshiab ntshiab. Cov txheej txheem qib siab no ua kom muaj qhov sib xws thiab tshem tawm cov microcracks, tso cai rau cov kav dej tiav kom ntseeg tau tias muaj kev kub ntxhov thiab thermal loads.
Muaj zog hauv kev pabcuam thiab xa khoom
Raws li ib qho ntawm cov neeg tsim khoom loj tshaj plaws hauv ntiaj teb no, Baosteel muaj cov chaw tshawb fawb hauv ntiaj teb uas tau mob siab rau cov ntaub ntawv tshawb fawb thiab kev sim ntsuas cov qauv. Lawv cov khoom siv hluav taws xob muaj kev sib koom ua ke tag nrho, kom ntseeg tau tias tsis muaj kev cuam tshuam ntawm cov khoom siv tshwj xeeb txawm tias lub sijhawm muaj kev lag luam thoob ntiaj teb tsis ruaj khov. Lawv cov qauv logistics thoob ntiaj teb txhawb nqa ob qho tib si hnyav seaborne dav dav cargo thiab tshwj xeeb airfreight, muab kev pab txhawb nqa thoob ntiaj teb engineering tej yaam num.
Pom zoo cov khoom thiab tshuaj xyuas
Cov Khoom Pom Zoo: Ultra-siab siab nuclear qib pipelines, subsea sib sib zog nqus seamless kab kav thiab siab zog siab siab aerospace kav.
Cov Lus Qhia Cov Neeg Siv Khoom: Cov tuam txhab tsim kho tubrog nkoj ua haujlwm hauv cov dej tob hauv ntug dej hiav txwv paub meej tias Baosteel cov kav dej kub siab subsea lub ntsiab kav ua kom pom cov qauv zoo tiv thaiv kev tiv thaiv siab hydrostatic bearing loads.
Xaus
Xaiv qhov zoo tshaj plaws siab siab yeeb nkab chaw tsim tshuaj paus yuav tsum tau ceev faj metallurgical engineering tsom xam, geometric tolerances, zoo pov thawj thiab cov saw saw kev ntseeg tau. Tuam Tshoj kev lag luam tsim khoom lag luam tau tsim cov txheej txheem ua haujlwm tau zoo, muab ntau yam kev daws teeb meem siab piping haum rau kev siv zog nruj.
Txawm hais tias kev yuav khoom tshwj xeeb ntawm cov kua dej los ntawm cov tuam txhab ua haujlwm yooj yim xws li Shandong Yukos Petroleum Equipment LLC lossis cov kav dej loj loj los ntawm cov koom haum lag luam xws li Valin, Baosteel lossis PCK, cov neeg yuav khoom thoob ntiaj teb tau nkag mus rau cov kev daws teeb meem uas phim lawv cov kev xav tau. Ua cov kev soj ntsuam zoo, tshuaj xyuas cov ntawv pov thawj cov khoom siv (MTRs), thiab ntsuam xyuas cov kev pabcuam hauv zos hauv zos tseem yog cov kauj ruam tseem ceeb los ua kom muaj kev nyab xeeb mus ntev thiab kev ua haujlwm ntawm cov kav dej siab.
