Pipe ea LSAW

Liphaephe tse kholo- tse tšelang naha-liphaephe, lithōko tsa linoka, li-jet le li-foundation tse tebileng ha se hangata li sebelisang peipi e tšoanang le boiler kapa mohala o mokhuts'oane. Mona, hangata baqapi ba batlaLSAW (Longitudinal Submerged Arc Welded) pipe ea tšepe, hobane e li lumella ho kopanasephara se sephara, botenya ba lebota bo boima le litšepe tse otlolohileng- tsa seam tseo ho leng bonolo ho li hlahloba le ho li sala morao.

OCtal Pipe e shebana le mofuta ona oa mosebetsi. Re fana kapoleiti{{0}peipi e thehiloeng ho LSAW e hlahisoang ke tšebetso ea JCOE e nang le litšepe tse habeli- tsa SAW, sekoaheloAPI 5L Sehlopha sa B-X100 le limaraka tse tsamaellanang tsa meralo. Diameters ho tloha400-1626 limilimitharale botenya ba lebota ho fihlela ho75 limilimitharalumella sebaka se le seng sa LSAW ho koahelamehala ea likutu, lihlooho tsa liteishene, liqubu tse lebopong la leoatle le likhoele tse kholo tsa metsi, kahoo ha ho hlokahale hore u tsamaise lifela tse fapaneng bakeng sa karolo e 'ngoe le e 'ngoe ea morero.

Dimensional Characters

Material Grades le Classifications

Octal Pipe e fana ka phaephe ea LSAW ho latela melao e tsebahalang-peipi le khatello{1}}litekanyetso tsa lipeipi. Maemo a tloaelehileng ao re a tšehetsang a kenyelletsa:

• API SPEC 5L (PSL1 / PSL2)- Pipe ea mohala bakeng sa phetiso ea oli, khase le metsi; CVN, HIC/SSC ka morero.
• GB/T 9711-2017– Liindasteri tsa peterole le khase ea tlhaho-Peipi ea tšepe bakeng sa lipalangoang tsa lipeipi (L245–L555).
• ISO 3183 (ka kopo)– Tekanyetso ea liphaephe tsa machaba-e lumellanang le API 5L.
• ASTM A671 / ASTM A672– EFW/SAW pipe bakeng sa tshebeletso ya sepakapaka ho isa{0}ya kgatello e phahameng, dithempereichara tse mahareng ho isa ho tse hodimo.
• GB/T 3091-2015– Peipi ea tšepe e cheselitsoeng bakeng sa-tšebeletso ea mokelikeli oa khatello e tlase (bakeng sa lits'ebetso tse khethehileng tsa sechaba).
• SY/T 5037-2018- phala ea SAW bakeng sa maro a tloaelehileng(bakeng sa mefuta e meng ea SSAW ha e hlalositsoe).
• Maemo a eketsehileng a lehae le a machabeng– mohlala, CSA Z245.1, projeke e bolila-litlhoko tsa tšebeletso (khetho ea thepa ea NACE MR0175/ISO 15156), le tlhahlobo ea -ea mokha oa 3.2 e ka hlophisoa.

Setifikeiti sa tlhahlobo ea Mill (EN 10204 3.1 / 3.2) le lirekoto tse felletseng tsa NDT lia fumaneha ha thomelo e 'ngoe le e 'ngoe e fihla.

• Ho lokisoa ha poleiti → ho sila
• Ho theha (JCOE kapa UOE)
• Tack welding + ka hare / kantle ho SAW
• UT/RT (ha e hlalositsoe)
• Katoloso + ho otlolla + ho felisa beveling
• Hydrotest + tlhahlobo ea ho qetela (ha e boletsoe)

LSAW Pipe Production Line Controls

Tokisetso ea Lintho tse tala

• Ho chesa-li-rolled plate/coil ho tsoa ho lifeme tse tšoanelehang tlas'a tlhahlobo e tiileng e kenang
• Bokaholimo bo hlahlobjoa ka likaroloana tsa makenete / tlhahlobo ea pono ho thibela li-laminations le bofokoli ba bokaholimo
• Sebopeho sa lik'hemik'hale se netefalitsoe hore se tsamaellane le API 5L / kereiti ea projeke
• Ho theola{0}khatello e phahameng ea metsi ho netefatsa hore ho na le tšepe e hloekileng pele e etsoa le ho tjheseletsa

Theknoloji ea ho theha

• Ho khoasolla ka nepo le ho lekanya ho tsitsisa sebopeho sa poleiti
• Hydraulic straightening le servo{0}sebopeho se laoloang bakeng sa bophara bo nepahetseng ba phaephe le ho ba chitja
• Taolo ea tekano ea dijithale ho boloka junifomo ea lekhalo la weld ka bolelele bo felletseng
• Mokhoa oa ho etsa o ntlafalitsoe ho qoba seam ea weld "bulging" le ho se lumellane ha lenonyeletso

Mokhoa oa ho Welding

• {0}liteishene tsa ho tjheseletsa tse tjheseletsang tse sebetsang hantle haholo{{0} bakeng sa li-root and fill pass
• Multi-wire submerged arc welding (4–5 wires) ho fihlella ho kena ka ho feletseng le ho tjheseha ho phahameng
• E tswelang pele,{0}}e tletseng bolelele ba tjheseletsa ho boloka kopanelo e tiileng ho dipeipi tse telele tsa LSAW
• Ka-ho lekola paramethara ea welding le ho rekota ho fumana boleng ba weld

Teko e sa Senyeheng{{0}

• Teko ea othomathiki ea ultrasonic (UT) ho seam seam le tšepe e haufi e haufi
• 100% X-ray (RT) kapa tlhahlobo ea panoramic holim'a weld ho latela litlhoko tsa projeke/API
• Sekhahla sa thuto ea Weld se etselitsoe ho feta 99.5% ka taolo ea tšebetso le{1}}loop ea mosebetsi

Kalafo ea Bokaholimo & Coating

• Ho hloekisa ka hare le kantle ho holim'a metsi / ho phatloha ho isa boemong ba ho roala
• Liseseteme tse ngata tse thibelang ho bola tse -li fumaneha: 3PE/3LPE, FBE, epoxy, kapa{3}}lisebelisoa tse itseng
• Coating adhesion le botenya hlahloba; letsoai-liteko tsa spray / botsofali li ka fihla Ho feta kapa ho lekana le 1000 h ho latela sistimi
• Liphaephe tse phethiloeng tse fanoang ka li-end caps le ho tšoaea bakeng sa lipalangoang le ho kenya masimo

Bakeng sa merero e mengata, potso ea pele ha se "ho na le boholo bofe", empake mofuta ofe oa phala o loketseng: LSAW, SSAW kapa ERW. Octal e ameha ho tsena tse tharo, empa ho na le mabaka a hlakileng a hore na ke hobane'ng ha baqapi le beng ba tsona ba khetha ka boomoLSAW peipi ea tšepemaemong a itseng.

LSAW vs SSAW (spiral welded)

SSAW (spiral welded) pipe e sebetsa hantle bakeng salikhoele tsa metsi tse nang le khatello e tlase ho isa ho tse mahareng le liphaephe tse ling tsa lebopongmoo litšenyehelo ke mokhanni ea ka sehloohong. Leha ho le joalo, tse ngata{{0}lipeipi tsa phetiso ea khatello e phahameng, litšepo tsa linoka, lipeipi tse lebopong la leoatle le liqubu tsa sebopeholi hlalosoa e leLSAWhobane:

• theweld seam e otlolohile, ho bonolo ho hlahloba le ho tšoaneleha bakeng sa mechine ea AUT le ea fracture;
• botenya ba lebota bo boima (ho fihlela ho 40-75 mm) e sebetsa ho feta ho tloha ho spiral;
• ba bangLikhoutu tsa moralo le lintlha tsa bareki li fokotsa kapa ha li kenyelle li-welds tsa spirallibakeng tse{0}tse nang le liphetho tse ngata.

Ka lebaka leo, merero ea API 5L e hlokangX60–X80 e nang le CVN / DWTT le HIC ea boikhethelohangata ba qetella ba sebelisaotlolohileng-seam LSAWbakeng sa likarolo tse mahlonoko, leha SSAW e lumelloa kae kapa kae.

LSAW vs ERW (motlakase o hanyetsanang le welded)

ERW e tloaelehile bakeng satse nyane le tse maharengmarangrang a kabo, casing le mosebetsi o akaretsang oa sebopeho. Hang ha OD e feta ka holimo400-508 limilimithara'me botenya ba marako bo fetoha boima, beng ba bangata ba fetohela hopoleiti{{0}e thehiloeng ho LSAWhobane:

• theho kenya mocheso, sebopeho sa weld le phihlello ea NDTka li-seam tsa SAW li loketse peipi e tenya-ea lebota, e kholo{1}}e kholo;
• Litlhoko tsa API 5L PSL2 le liteko tse ling(DWTT, CTOD, joalo-joalo) ho bonolo ho kopana le eona le ho ngola ka poleiti{1}e thehiloeng ho longitudinal seams;
• bakeng saliqubu le li-tubula tsa sebopeho, motsoako oa botenya ba lebota, taolo ea ovality le ho otloloha ho rata LSAW.

Bakeng sa bareki ba Octal, hangata sena se bolela:ERWbakeng sa maqeba a manyane,SSAWmoo khatello e tlase/e mahareng le theko e busang, leLSAWkae kapa kae moo mola kapa sebopeho se leng tenglitlamorao tse phahameng, khatello e phahameng kapa ho hlahlojoa ka thata-ea mokha oa boraro.

Ha o laelaLSAW peipi ea tšepe e cheselitsoeng, ha u reke tšepe feela ka tonne. U reka bokhoni ba hobapisa litšoantšo, ba fete AUT le tlhahlobo-ea motho oa boraro, 'me u boloke kaho ka linako.
Bophara-bo boholo ba Octal PipeLeloala la LSAW la Chinae thehiloe ho pota-pota lintlha tsena hantle, kahoo e sebetsa ka tsela eo lipeipi le merero ea motheo e sebetsang ka eona.

Ho tloha ho Matšoenyeho a Moreki ho ea ho Seo Octal Pipe e fanang ka sona

Se emeng ka morao ho Sena ho Octal Pipe Mill

Setsi sa LSAW sa Octal Pipe see etselitsoeng peipi e kholo, e otlolohileng{0}ea seam, e seng kopano e nyane-ea boreki. Fesetere ea tlhahiso - ka tloaeloOD 400–1626 mm, lebota 8–50+ mm, ho API 5L B–X80 le dimaraka tse tsamaellanang- e hahiloe ho potoloha linyeoe tsa ts'ebeliso ea 'nete:lithapo le mehala, khase ea teropo, phetiso ea metsi, lijaki, liqubu le lipeipi tse boima-. Seo se bolela hore litlhaloso tsa hau hangata li oela ka har'a "lefelo le monate" la leloala, ho fapana le ho qobelloa ho fihla pheletsong ea seo lisebelisoa li ka se etsang.

Ka morao ho chaPipe ea Octal, ho na le mola o etselitsoeng ho etsa ntho e tšoanang hantle, khafetsa:

• CNC plate edge-milling le ho koba pele{1}}ho sa hlokomeloefana ka groove e hloekileng, e pheta-phetoang ea weld, kahoo seam se seng le se seng sa longitudinal se qala ho tloha ho geometry e tšoanang.
• Othomathiki tack welding le liteishene tsa SAW tsa kahare / kantleboloka lenonyeletso le lumellane le ho kenya mocheso tlas'a taolo, ho fokotsa liphetoho tsa matsoho le boitšoaro bo sa lebelloang ba weld.
• Ho-line UT ea seams hammoho le-length hydrostatic test e feletsengetsa bonnete ba hore lipeipi feela tse nang le ts'epo e netefalitsoeng ea weld li tsoa leloaleng ebe li kenya projeke ea hau.

Tsamaiso ea boleng ka morao ho sena e tsamaisana leLitlhoko tsa sebopeho sa ISO 9001 le API-, e tšehetsoeng ke lilaesense tsa naha bakeng sa{0}ho etsa le ho roala lipeipi, le litifikeiti tsa sehlahisoa joalo kaAPI 5Lmoo ho hlokehang. Ha e le hantle, ho bolela hore u amohelalibuka tsa data tse hlophisitsoeng– Likakaretso tsa MTCs, NDT le hydrotest, coating logs – ka sebopeho se lumellanang le lipeipi tsa machaba le merero ea motheo, ho e-na le litlaleho tse sa nepahalang u tlameha ho{0}itlhophisa hape.

Qetellong, tsela eo Octal Pipe e sebetsang ka eona le leloala kemerero-e sekametseng, eseng feela mill-output{2}}. Re hokahanya tlhahiso ea LSAW, coating, tlhahlobo ea batho ba boraro-le thepa ea maoatleng ho kena lenaneong le le leng, 'me re bua "puo ea morero" le "puo ea leloala". Ho uena joaloka moreki, sephetho ke seoOctal Pipe LSAW line pipe le liqubufihla setshenge loketse ho tjheseletsa, ho kganna le ho kenya, e tšehetsoeng ke litokomane le taolo ea ts'ebetso e lumellanang le seo lihlopha tsa morero oa hau le bareki ba qetellang ba se lebeletseng.

Ho Khetha Mofani oa Lipeipi tsa LSAW Chaena

Haeba u batlaLSAW pipe e tsoang Chaena, kotsi ea sebele ha se "na ba ka etsa pipe" - ke hore na mofani oa thepa a ka fana kasekoahelo se bapisoang, se balehang(ho theha tsela + tlhahlobo + traceability + ho pakela kantle ho naha) e le hore kamohelo ea hau le projeke ea QA e se ke ea ts'oara bopaki bo sieo. HoPipe ea Octal, re tsamaisa phepelo ea LSAW joalo katheko{0}sephutheloana se laoloang: peipi ea motheo ho ea ho maemo a laetsoeng, libaka tsa tlhahlobo tse tsamaellanang le ITP ea hau, le boitsebiso ba thomello eo ntlo ea hau ea polokelo e ka ikamahanyang le eona ka potlako.

• Romela sephutheloana se tsamaellanang le 'nete ea 'nete: Bakeng sa thomello e telele-ea ho hula/romela kantle ho naha, totobatsa tšireletso ea pheletso, ts'ireletso ea lebopo, libaka tsa ho phahamisa le ho paka hore ho se ke ha e-ba le tšenyo pakeng tsa leloala, kou le jarete.
• China-monyetla oa khokahanyo ea lehae: Ha u bokella pipe + beveling + coating/packing ka tlas'a PO e le 'ngoe, ho sisinyeha ha naha le{3}}mehato ea ho sebetsana le eona ea fokotseha - hangata e leng moo tšenyo ea bevel, tšilafalo ea ID, le likheo tsa litokomane li hlahang.
• Sebaka sa tlhahlobo ea weld se bapisoang: Ngola litlhoko tsa UT/RT joalo kamokhoa + ho koahela + motheo oa kamohelo; ho seng joalo tse peli"China LSAW bafani ba lipeipi" e ka qotsa sehlopha se le seng ka lintlha tse fapaneng ka ho felletseng tsa tlhahlobo.

Seo u se fumanang ha se hlalositsoe ho PO/ITP: MTC/CMTR (EN 10204 3.1/3.2), tlaleho ea NDT (mokhoa/kakaretso/kamohelo/liphetho), rekoto ea hydrotest (khatello/ho tšoara/sephetho), tlaleho ea boholo, le lenane la ho paka/ho tšoaea le tlameletsoe ho li-ID tsa pipe/bundle (faele ea dijithale e teng ha e kopuoa).

Libaka tsa Kopo tsa Bohlokoa

 

Tšehetso ea sebopeho le metheo

 

Ka ntle ho lipalangoang tse hloekileng, pipe ea Octal LSAW e sebelisoa haholo e letšepe ea sebopeho: leoatle le haufi le-lebōpoliqubu, maoto a baki, li-skirt piles, li-dolphin, jetty le li-quay wall supports, li-borokho le lipeipi tse boima-. Motsoako oa poleiti{1}o ipapisitse le botenya ba lebota le ho otloloha ho laolehileng ho fana ka matla a hatellang le ho hanyetsa ho kobeha ho hlokahalang bakeng sa ho khanna, grouting le{2}}nako e telele ea ho palama cyclic.

Phetiso le pokello ea maro le likhase

 

Octal LSAW pipe e sebelisetsoa ho-liphaephe tse telele le tsa libakaho tsamaisa oli e tala, lihlahisoa tse hloekisitsoeng, khase ea tlhaho, khase e ngata, metsi a hlahisoang le{0}}lihlahisoa tse ngata. Lerako le boima-, le leholo{3}}ka boholo ba bophara bo lumella baqapi ho kopanahodimo{0}ka taolo e tsitsitseng ya kgatello, ha mananeo a CVN / DWTT / a boikhethelo a HIC a tšehetsa litlhoko tsa litšebeletso tse monate le tse bolila.

Li-terminals, polokelo le thepa ea ho kenya thepa

 

Holiteishene tsa oli le tsa lik'hemik'hale, mapolasi a litanka le li-jet tse kenyang thepa, Octal LSAW pipe e sebelisetsoa homelapo e kenang, e nang le lihlooho tse ngata, mehala ea ho kenya likoung tsa leoatle le likhokahano tsa SPM / buoy. OD e laoloang, geometry ea bevel le boleng ba ho roala li thusa ho fokotsa{1}}nako ea sebaka sa ho lekana{2}} le ho lokisoa ha mabala, kahoo lihlopha tsa kaho li ka tlama litanka, lipompo le matsoho a ho laela ka litokiso tse fokolang.

Sistimi ea Petrochemical le indasteri

 

Holi-refineries, li-petrochemical complexes, limela tsa LNG le likarolo tsa manyolo,-peipi e kholo ea LSAW e kentsoe kamehala le mehala, lihlooho tsa limela, mefuta e mengata ea polasi ea litanka, mehala ea ho khutlisa mouoane le liphaseje tsa ts'ebeliso.moo li-diameter li fetang sebaka se tloaelehileng se se nang moroko. Ho tsamaellanaAPI, ASTM le limaraka tsa EN, hammoho le mekhoa ea ho roala kahare le kantle, lumella lelapa le le leng la LSAW ho fana ka-litšebeletso tse phahameng, tse itekanetseng{1}litšebeletso tsa khatello ka litokomane le tlhahlobo e tsitsitseng.

 

Sheba linyeoe tsa projeke tse amanang

tlanya mona

Litlhophiso tse Tloaelehileng tsa Pipe ea tšepe ea LSAW ka Mofuta oa Ts'ebeletso

Bakeng sa{0}}liphaephe le metheo e phahameng, bareki ha ba hloke leloala feela; ba hlokataolo, ho latedisa le ho tshehetsa ka potlako ha ho hong ho sa tsamaee hantle. Octal Pipe e theha phepelo ea eona ea LSAW ho potoloha hantle joalo.

1. Filosofi ea "taolo ea 100%" - mohato o mong le o mong oa bohlokoa oa hlahlojoa

Sebakeng sa ho etsa sampole likotoana tse 'maloa le ho li bitsa hantle, leloala la rona la LSAW le sebetsa atse robong-ntlha 100% sekema sa taoloho tloha ho thepa e tala ho isa ho ho paka:

Ho uena, sena se bolela hore karolo efe kapa efe eo monga-mohlahlobi a ka e khethang, ho na letsela e feletseng teko ka mor'a eona, ho e-na le likheo litlalehong.

2. Digital, automated line for repeatable weld quality

Mohala oa rona oa tlhahiso o etselitsoe ho nka lintho tse ngata ka hohle kamoo ho ka khonehang ho tsoa ho seam welding le ho theha:

• Dijithale ka botlalo, mohala oa tlhahiso ea marang-rang- li-unit tsa bohlokoa tse kang UT, ho sila ka bohale, ho theha, ho tjheseletsa, ho atolosa le hydrotest li tlas'a tlhokomelo e bohareng, kahoo mekhahlelo ea ts'ebetso e ka lateloa ho khutlela ho pipe e 'ngoe le e 'ngoe.
• Habeli-ka tlas'a metsi-welding ea arc e nang le marang-rang-array UT– ka mor’a ho cheseletsa SAW ka hare le ka ntle, seam ka ’ngoe se hlahlojoa hang-hang ka tlhahlobo ea mahlaseli a kotsi a marang-rang ka tlhahlobo ea mahlaseli a X-. Litekanyetso le liphetho tsa weld li rekotiloeng ka botlalo, li boloka sekhahla sa tokiso se le tlase haholo 'me se etsa hore{2}}pase kamohelo ea pele99.99%.
• Katoloso e felletseng{{0}ya malelele- phala e 'ngoe le e' ngoe e atolosoa ka mokhoa oa mochine ka mor'a ho cheselletsa, e leng se etsang hore ho be le khatello e setseng le ho ntlafatsa ho pota-pota le ho otloloha. Sena se etsa hore ho kobeha ha masimo, ho cheselletsa girth le ho khanna ha qubu ho tsebahale haholo.
• CNAS-tšehetso e amohetsoeng ea laboratori– mananeo ohle a liteko le mangolo a tšebetso (CVN, DWTT, HIC/SSC, joalo-joalo) a etsoa laboratoring e amohetsoeng ea naha-, kahoo lintlha tsa liteko li ka amoheloa mererong ea machaba ntle le ho hlahlojoa hape-.

Phello ke hore boitšoaro ba seam eaOctal Pipe LSAWha se taba ea lehlohonolo:liphaephe tsa boholo bo lekanang le tsa maemo li itšoara ka mokhoa o tsitsitsengho tjheseletsa, NDT le tshebeletso.

3. Tsamaiso ea litšebeletso e hahiloeng ho pota-pota merero, eseng feela litaelo

Ho laola ka leloaleng ho rarolla feela halofo ea bothata. Octal Pipe e boetse e tsamaisa mohlala oa litšebeletso o latelang morethetho oa merero ea 'nete:

• Ntlafatso-ea maemo a holimo- re ka tsamaisa phala ea LSAWsehiloeng ho isa ho bolelele ba projeke,{0}e betliloeng pele, e tšoailoe, ka menyako kapa matsoho a lokisitsoengho latela metako, kahoo lintho li fihla sebakeng se haufi le "ready to weld/ ready to drive" eseng joalo ka -setoko se felileng se hlokang mosebetsi o boima-.
• Hlakola boitlamo ba-karabelong ba bothata- hang ha taba ea sehlahisoa e netefalitsoe, re ikemiselitse ho ba sebakeng sa marang-rangLihora tse 48 bakeng sa merero ea lehae le nakong ea lihora tse 96 bakeng sa merero ea mose ho maoatle, kapa u hlophisetse balekane bao u ba tšepang ba sebakeng sa heno-ka batho ba bang ho thusa. Sepheo ke ho u thusa ho tseba sesosa le ho lumellana ka tharollo e sebetsang kapele, eseng feela ho fapanyetsana mangolo-tsoibila.
• 24/7 tšehetso ea tekheniki ke sehlopha se nang le boiphihlelo- basebetsi ba thekiso, botekgeniki, QA le thepa ba sebetsa e le sehlopha se le seng sa morero. Baa tsebaAPI 5L, GB/T 9711, ASTM A671 / A672 le litlhoko tsa sebakaBochabela bo Hare, Asia Boroa-bochabela, Afrika le limmarakeng tse ling, 'me e ka tšoaea lipoleloana tseo beng kapa batsamaisi ba atisang ho tsepamisa maikutlo ho tsona pele li fetoha litaba.

Bakeng sa li-EPC le lihlopha tsa ho reka thepa,Pipe ea Octalka hona ha se lebitso feela setifikeiting sa leloala, empa ke morekisi ea kopanyang:

• 100% e laoloang tlhahiso ea LSAW,
• litokomane tse ka lateloang, tse hlahlojoang{0}} tse seng li ntse li le teng, le
• ts'ehetso ea morero e arabelangha o hloka thuso setšeng.

Ikopanye hona joale

Bothata bo Tloaelehileng

Q1: phala ea tšepe ea LSAW ke eng?

A: LSAW peipi ea tšepe (Longitudinal Submerged Arc Welded pipe)ke phala e kholo-e entsoeng ka poleiti e entsoeng ka JCOE/UOE le ho tjheseletsa-ka mahlakoreng a mabeli a SAW. E sebelisoa haholo-holo bakeng sa{{0}lipeipi tsa khatello e phahameng ea oli, khase le metsi le liqubu tsa sebopeho.

Q2: Mefuta e tloaelehileng ea liphaephe tsa LSAW le marako a botenya ba marako ke afe?

A: Lisebelisoa tsa OctalLSAW phalaka boholo bo tloaelehilengOD 400-1626 limilimitharakabotenya ba lebota 6-75 mm, ka bolelele bo le bong ho pota-pota6.5–12.6 m, e koahelang ka ho fetisisa-peipi e kholo ea bophara ba bophara le pokelloditlhoko.

Q3: Phapang ke efe pakeng tsa pipe ea LSAW le pipe ea SSAW / ERW?

A: LSAW phalae na leotlolohileng longitudinal SAW seamentsoe ka poleiti, loketseng bakeng sabophara bo boholo, lebota le boima le mela e phahameng{{0}e phahameng-e phahameng. SSAWe na le spiral seam mme hangata e sebedisetswa-khatello, ditjeho{1}} mela e bobebe;ERWhaholo-holo bakeng satse nyane le tse mahareng.

Q4: Ke maemo afe le limaraka tseo Octal API 5L LSAW line pipe e lumellanang le tsona?

A: OctalAPI 5L LSAW pipe ea mohalae hlahisoa hoAPI 5L PSL1 / PSL2, GB/T 9711 le ISO 3183, ka limarakaL245/B ho fihla ho L690/X100, leEN 10204 3.1 / 3.2 setifikeiti le lirekoto tse felletseng tsa NDT / hydrotestka kopo.

Setifikeiti

 

Setifikeiti sa CE

Setifikeiti sa ISO 9001

Setifikeiti sa API Q1

Setifikeiti sa ABS

Setifikeiti sa AP-5L

Setifikeiti sa API-5CT

 

API SPEC 5L (PSL1 / PSL2)- Pipe ea mohala bakeng sa phetiso ea oli, khase le metsi; CVN, HIC/SSC ka morero.

GB/T 9711-2017– Liindasteri tsa peterole le khase ea tlhaho-Peipi ea tšepe bakeng sa lipalangoang tsa lipeipi (L245–L555).

ISO 3183 (ka kopo)– Tekanyetso ea liphaephe tsa machaba-e lumellanang le API 5L.

ASTM A671 / ASTM A672– EFW/SAW pipe bakeng sa tshebeletso ya sepakapaka ho isa{0}ya kgatello e phahameng, dithempereichara tse mahareng ho isa ho tse hodimo.

GB/T 3091-2015– Peipi ea tšepe e cheselitsoeng bakeng sa-tšebeletso ea mokelikeli oa khatello e tlase (bakeng sa lits'ebetso tse khethehileng tsa sechaba).

SY/T 5037-2018- phala ea SAW bakeng sa maro a tloaelehileng(bakeng sa mefuta e meng ea SSAW ha e hlalositsoe).

Maemo a eketsehileng a lehae le a machabeng– mohlala, CSA Z245.1, projeke e bolila-litlhoko tsa tšebeletso (khetho ea thepa ea NACE MR0175/ISO 15156), le tlhahlobo ea -ea mokha oa 3.2 e ka hlophisoa.

Setifikeiti sa tlhahlobo ea Mill (EN 10204 3.1 / 3.2) le lirekoto tse felletseng tsa NDT lia fumaneha ha thomelo e 'ngoe le e 'ngoe e fihla.

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