Ọkụ LSAW

Nnukwu obe - dayameta - pipeline obodo, ngafe osimiri, jetties na ntọala miri emi anaghị adịkarị eji otu ọkpọkọ dị ka igwe ọkụ ọkụ ma ọ bụ ahịrị dị mkpụmkpụ. N'ebe a, ndị na-emepụta na-akpọkarịLSAW (Longitudinal Submerged Arc Welded) ọkpọ ígwè, n'ihi na ọ na-ahapụ ha ka ha jikọtaefere sara mbara, ọkpụrụkpụ mgbidi dị arọ na ogologo- seam weld dị mfe inyocha na nchọta.

Octal Pipe lekwasịrị anya n'ụdị ọrụ a. Anyị na-enyePlate -paịpụ LSAW dabeere na nke usoro JCOE mebere nwere ịgbado ọkụ ihu abụọ{1}, mkpuchiAPI 5L Ọkwa B-X100 na akara nhazi dabara adaba. Dayameta si400-1626 mmna ọkpụrụkpụ mgbidi ruo75 mmkwe ka otu LSAW kpuchie yaahịrị okporo osisi, nkụnye eji isi mee ọdụ, ikpo ndị dị n'ụsọ osimiri na nnukwu mmiri mmiri, yabụ na ịkwesighi ijikwa igwe igwe dị iche iche maka akụkụ ọ bụla nke ọrụ ahụ.

Njirimara akụkụ

Ọkwa ihe na nhazi ọkwa

Ọkụ Octal na-enye ọkpọkọ LSAW n'ụzọ siri ike dabere na ahịrị amapụtara-pipe na nrụgide{1} nkọwa ọkpọkọ. Ụkpụrụ ndị anyị na-akwado gụnyere:

• API SPEC 5L (PSL1 / PSL2)- Line ọkpọkọ maka mmanụ, gas na nnyefe mmiri; CVN, HIC/SSC site na oru ngo.
• GB/T 9711-2017– Ụlọ ọrụ mmanụ ala na gas - igwe anwụrụ maka ụgbọ njem pipeline (L245–L555).
• ISO 3183 (na arịrịọ)– Ahịrị mba ofesi-Ụkpụrụ ọkpọkọ kwekọrọ na API 5L.
• ASTM A671 / ASTM A672- Ọkụ EFW/SAW maka ọrụ ikuku ruo elu-, na-agafeghị oke ruo n'ogo dị elu.
• GB/T 3091-2015– ọkpọkọ nchara welded maka ọrụ mmiri mmiri dị ala{{0}(maka ngwa obodo/ọrụ ahapụtara).
• SY/T 5037-2018– SAW anwụrụ maka nkịtị mmiri mmiri(maka SSAW uzo ozo mgbe ekwuputara).
• Ụkpụrụ ụlọ na mba ụwa agbakwunyere– eg, CSA Z245.1, Project utoojoo{3}}ọrụ chọrọ (NACE MR0175/ISO 15156 ihe nhọpụta), na -nke atọ 3.2 nnyocha nwere ike hazie.

Asambodo nnwale igwe (EN 10204 3.1 / 3.2) yana ndekọ NDT zuru ezu dị na mbupu ọ bụla.

• Nkwadebe efere → ngwucha ihu
• Ịmepụta (JCOE ma ọ bụ UOE)
• Tack ịgbado ọkụ + esịtidem/mpụta SAW
• UT/RT (mgbe akọwapụtara)
• Mgbasawanye + ịgbatị + njedebe beveling
• Hydrotest + nyocha ikpeazụ (mgbe akọwapụtara)

Njikwa ahịrị mmepụta nke LSAW

Nkwadebe ihe eji eme ihe

• Igwe ihe igwe na-ekpo ọkụ- na-akpụ akpụ sitere na igwe igwe tozuru etozu n'okpuru nyocha mbata siri ike
• A na-enyocha elu site na ihe ndọta/nyocha anya iji wepụ laminations na ntụpọ elu
• Achọpụtara ihe mejupụtara kemịkalụ dabara na ọkwa API 5L / ọkwa ọrụ achọrọ
• Mbelata mmiri nrụgide dị elu- iji hụ na elu igwe dị ọcha tupu akpụpụta na ịgbado ọkụ

Ịmepụta teknụzụ

• Ikpochapụ nkenke na nhazi ọkwa iji mee ka ọdịdị efere kwụsie ike
• Igwe kwụ ọtọ na servo{0} na-achịkwa maka dayameta ọkpọkọ ziri ezi na okirikiri
• Njikwa gbagọrọ agbagọ/ọnụ nzizi dijitalụ iji dowe oghere weld edo n'ogologo zuru oke
• Usoro nhazi kachasị mma ka ịzenarị eriri weld "ịkụnye" na adabaghị na nkwonkwo

Usoro ịgbado ọkụ

• Ụlọ ọrụ ịgbado ọkụ na-akpaghị aka dị elu{{0} maka ngafe na njupụta
• Multi{0}}waya kpuchiri arc welding (waya 4–5) iji nweta ntinye ntinye zuru oke yana ọnụego nkwụnye ego dị elu.
• Na-aga n'ihu, zuru - ogologo ịgbado ọkụ iji chekwaa iguzosi ike n'ezi ihe nkwonkwo na ọkpọkọ LSAW ogologo
• Na - nleba anya na nleba anya n'ọgbado ọkụ ahịrị na ndekọ iji chọpụta ogo weld

Nnwale adịghị emebi emebi{{0}

• Nnwale ultrasonic akpaaka (UT) na akwa weld na metal base dị n'akụkụ
• 100% X-ray (RT) ma ọ bụ panoramic ule na weld dị ka oru ngo/API chọrọ
• Ọnụego ntozu weld nke e mere ka ọ gafee 99.5% site na njikwa usoro wee{1}} rụgharịa ọrụ

Ọgwụgwọ & mkpuchi elu

• Ime na mpụga elu ihicha/na-agbawa na ọkwa mkpuchi
• Sistemụ mkpuchi mkpuchi corrosion ọtụtụ dị: 3PE/3LPE, FBE, epoxy, ma ọ bụ oru ngo -Sistemụ akọwapụtara
• Adhesion mkpuchi na ọkpụrụkpụ enyocha; nnu -Nnwale ịgbasa / ịka nká nwere ike iru 1000 h dabere na sistemụ.
• Ọkpụkpọ ọkpọkọ emechara na-enye okpu njedebe na akara maka njem na ntinye ubi

Maka ọtụtụ ọrụ, ajụjụ mbụ abụghị "nke nha dị", manaKedu ụdị ọkpọkọ kwesịrị ekwesị: LSAW, SSAW ma ọ bụ ERW. Octal na-etinye aka na atọ ahụ, ma e nwere ihe doro anya mere ndị na-emepụta na ndị nwe ha ji kpachapụ anya họrọLSAW ígwè ọkpọkọn'ọnọdụ ụfọdụ.

LSAW vs SSAW (agbado gburugburu)

SSAW (spiral welded) ọkpọkọ na-arụ ọrụ nke ọmaAhịrị mmiri dị ala ruo ọkara yana ụfọdụ pipeline dị n'ikpere mmiriebe ego bụ isi ọkwọ ụgbọ ala. Otú ọ dị, ọtụtụpipeline na-ebufe nrụgide dị elu, ngafe osimiri, ọkpọkọ ndị dị n'ụsọ osimiri na ikpo ụlọakọwapụtara dị kaLSAWn'ihi na:

• nkeweld onuete kwụ ọtọ, mfe inyocha na iru eru maka AUT na fracture mechanics;
• ọkpụrụkpụ mgbidi dị arọ (ruo 40-75 mm) dị irè site na efere karịa site na gburugburu;
• ụfọdụkoodu imewe na nkọwa ndị ahịa na-amachi ma ọ bụ ewepu spiral weldsn'ebe dị elu- nsonazụ.

N'ihi ya, API 5L oru na-akpọ makaX60-X80 nwere CVN / DWTT na HIC nhọrọna-ejedebe na-ejiogologo - onuete LSAWmaka ngalaba dị oke egwu, ọ bụrụgodị na a na-ahapụ SSAW ebe ọzọ.

LSAW vs ERW (ọkụ eletrik na-eguzogide welded)

ERW bụ nkịtị makaobere na ọkara dayametana netwọk nkesa, casing na ọrụ nhazi n'ozuzu. Ozugbo OD na-aga n'elu n'ike400-508 mmna ọkpụrụkpụ mgbidi na-adị arọ karị, ọtụtụ ndị nwe ha na-agbanweefere - dabere LSAWn'ihi na:

• nkentinye okpomọkụ, ụdị weld na ohere NDTna SAW seams ka mma dabara na nnukwu -mgbidi, nnukwu - dayameta ọkpọkọ;
• API 5L PSL2 chọrọ na ule ndị ọzọ(DWTT, CTOD, wdg) na-adị mfe izute na akwụkwọ na efere{1}} dabere longitudinal seams;
• makaikpo na structural tubulars, Nchikota nke mgbidi mgbidi, ovality control and straightness favor LSAW.

Maka ndị ahịa Octal, nke a na-apụtakarị:ERWmaka obere ntutu isi,SSAWebe nrụgide dị ala / ọkara na ọnụ ahịa na-achịkwa, naLSAWebe ọ bụla akara ma ọ bụ nhazi dịnsonaazụ dị elu, nrụgide dị elu ma ọ bụ dabere na nyocha siri ike{0} ndị ọzọ.

Mgbe ị ịtụỌkụ ígwè welded LSAW, Ọ bụghị naanị na ị na-azụta ígwè site na ton. Ị na-azụta ikeeserese dakọtara, gafere AUT na nyocha ndị ọzọ{0}, wee debe ihe owuwu na nhazi oge.
Dayameta - nke Octal Pipe nke yaIgwe igwe LSAW na Chinaemebere ya gburugburu kpọmkwem isi ihe ndị a, ya mere ọ na-arụ ọrụ dịka pipeline na ntọala ntọala si arụ ọrụ n'ezie.

Site na nchegbu ndị na-azụ ahịa ruo ihe Octal Pipe na-enye

Ihe dị n'azụ nke a na Octal Pipe Mill

Ụlọ ọrụ LSAW Octal Pipe bụraara onwe ya nye nnukwu, kwụ ọtọ{0}} onuete, ọ bụghị obere ihe agwakọta - ogbako nkuzi. Window mmepụta - na-emekarịOD 400–1626 mm, mgbidi 8–{3}} mm, na API 5L B–X80 yana akara nhazi dabara adaba- A na-ewu ya gburugburu ikpe eji eme ihe n'ezie:okporo osisi na ahịrị mkpọkọta, gas obodo, nnyefe mmiri, jaketị, ikpo na ọkpọkọ dị arọ{0}}ndị otu rack. Nke ahụ pụtara nkọwapụta gị na-adabakarị n'ime "ebe dị ụtọ" igwe igwe, kama ịbụ onye amanye na nsọtụ ihe akụrụngwa nwere ike ime.

N'azụ ikaỌkụ Octal, e nwere ahịrị nke e wuru iji mee otu ihe ahụ nke ọma, ugboro ugboro:

• CNC efere onu--egwe ọka na eleghi anya tupu{1}} ekwenye uzo weld di ocha, nke enwere ike ikwughari, ya mere onu ogugu ogologo ogologo na-amalite site na otu geometry.
• Mgbado ọkụ na-akpaghị aka na ọdụ SAW dị n'ime / mpụgaDebe njikọ ahụ n'otu n'otu na ntinye ọkụ n'okpuru njikwa, belata na mgbanwe ntuziaka na omume weld na-enweghị atụ.
• Na -ahịrị UT nke seams gbakwunyere nleba anya hydrostatic ogologo{{1}hụ na ọ bụ naanị ọkpọkọ nwere nguzobe weld nwere ike ịpụ na igwe igwe wee banye n'ọrụ gị.

A na-ejikọta usoro dị mma n'azụ nke aISO 9001 na API -ụkpụrụ chọrọ, kwadoro site na akwụkwọ ikike mba maka nrụgide- nrụpụta na mkpuchi ọkpọkọ, yana asambodo ngwaahịa dị kaAPI 5Lebe achọrọ. Na omume, nke ahụ pụtara na ị na-enwetaakwụkwọ data ahaziri ahazi– MTC, NDT na hydrotest nchịkọta, mkpuchi mkpuchi – n'ụdị dabara na pipeline mba na ntọala ọrụ, kama rụrụ arụ na-akọ akụkọ, ị ga-ahazigharị onwe gị{{0}.

N'ikpeazụ, ụzọ Octal Pipe si arụ ọrụ igwe igwe bụoru ngo - dabere, obughi nani igwe igwe{1}}mputa{2}dabere. Anyị na-ejikọta mmepụta LSAW, mkpuchi, nyocha nke atọ{1} na ibu oke osimiri n'otu oge, anyị na-asụ ma "asusu oru ngo" na "asụsụ igwe". Maka gị dị ka onye na-azụ ihe, ihe ga-esi na ya pụta bụOctal Pipe LSAW eriri ọkpọkọ na ikpobịarutere na saịtịdị njikere ịgbado ọkụ, ụgbọala na wụnye, kwadoro akwụkwọ na njikwa usoro nke dabara ihe ndị otu ọrụ gị na ndị ahịa njedebe na-atụ anya n'ezie.

Ịhọrọ onye na-eweta ọkpọkọ LSAW na China

Ọ bụrụ na ị na-enwetaỌkụ LSAW sitere na China, ezigbo ihe ize ndụ abụghị "ha nwere ike ịme ọkpọkọ" - ọ bụ ma ndị na-ebubata ya nwere ike ibunye ụgbọ ala.nha anya, nke enwere ike ime ya(ịme ụzọ + nyocha + traceability + mbubata mbupụ) ka ịnata na ọrụ QA gị ​​ghara ịrapara n’ihe akaebe na-efu. NaỌkụ Octal, anyị na-agba ọsọ LSAW dị ka angwungwu a na-achịkwa{{0} ịzụ ahịa: ọkpọkọ ntọala gaa na ọkọlọtọ enyere iwu, isi ihe nyocha dabara na ITP gị, yana njirimara mbupu na ụlọ nkwakọba ihe gị nwere ike imekọrịta ngwa ngwa.

• Mbupu mbupụ nke dabara na ijikwa eziokwu: N'ime ogologo- mbupu/bupu mbupu, kọwaa nchedo njedebe, nchebe ihu/bevel, ebe ebuli elu, na nkwakọ ngwaahịa kwesịrị ekwesị n'oké osimiri ka mmebi ghara ime n'etiti igwe igwe, ọdụ ụgbọ mmiri, na mbara ala.
• China{0}}Uru nhazi mpaghara: Mgbe ị na-ejikọta ọkpọkọ + beveling + mkpuchi/ nkwakọ ngwaahịa n'okpuru otu PO, mmegharị n'ime ime na imegharị usoro na-ebelata - nke na-abụkarị ebe mmebi bevel, mmetọ ID, na oghere akwụkwọ na-eme.
• Oke nleba anya weld were tụnyere: Dee ihe achọrọ UT/RT dị kausoro + mkpuchi + ndabere nnabata; ọzọ abụọ"Ndị na-eweta ọkpọkọ LSAW China"nwere ike na-ehota otu ọkwa na kpamkpam dị iche iche nlele deliverables.

Ihe ị na-enweta mgbe akọwapụtara ya na PO/ITP: MTC/CMTR (EN 10204 3.1/3.2), akụkọ NDT (usoro/nkpuchi/anabata/nsonaazụ), ndekọ hydrotest (nrụgide/jide/nsonaazụ), mkpesa akụkụ, na nkwakọ/ndesịta akara ejiri kechie na pipe/bundle IDs (faịlụ dijitalụ dị mgbe achọrọ ya).

Mpaghara ngwa ngwa

 

Nkwado ihe owuwu na ntọala

 

E wezụga njem dị ọcha, a na-eji ọkpọkọ Octal LSAW eme ihenchara nhazi: oke osimiri na nso -ikpere mmiriikpo, ụkwụ jaket, sketị sket, dolphins, jetty na quay wall supports, àkwà mmiri na ọkpọkọ dị arọ-ogidi ogidi. Ngwakọta efere{1}} ọkpụrụkpụ mgbidi gbadoro ụkwụ na nkwụzi aka a na-achịkwa na-enye ike mkpakọ na nkwụchi nke achọrọ maka ịnya ụgbọ ala, ịkwọ ụgbọ ala na ogologo oge{2} cyclic loading.

Mbufe na nchịkọta nke mmiri mmiri na gas

 

A na-eji ọkpọkọ LSAW Octal eme iheogologo - pipeline na mpagharana-ebu mmanụ crude, ngwaahịa a nụchara anụcha, gas sitere n'okike, gas bara ụba, mmiri emepụtara na ọtụtụ ngwaahịa{{0}. Mgbidi dị arọ{2}, nnukwu - nha dayameta na-enye ndị nrụpụta ohere ikpokọtaelu site - tinye njikwa nrụgide kwụsiri ike, ka edere CVN / DWTT / HIC mmemme na-akwado ma ọrụ ụtọ na nke utoojoo chọrọ.

Ọdụdọ, nchekwa na ibu akụrụngwa

 

Naọdụ mmanụ na kemịkalụ, ugbo tank na ịkwanye ụgbọ elu, Octal LSAW ọkpọkọ na-eji makaahịrị ntinye/oghere, ọtụtụ nkụnye eji isi mee, ahịrị na-ebunye n'ọdụ ụgbọ mmiri na njikọ SPM / buoy. OD nke a na-achịkwa, geometry bevel na mkpuchi mkpuchi na-enyere aka belata na-dabere saịtị{2}} oge na nrụzi mkpuchi, yabụ otu ndị na-ewu ụlọ nwere ike kekọta na tankị, nfuli na ibunye ogwe aka na mgbanwe ubi dị nta.

Petrochemical na ụlọ ọrụ mmepụta ihe

 

N'imerefineries, petrochemical complexes, LNG osisi na fatịlaịza nkeji, nnukwu -a na-etinye ọkpọkọ LSAWahịrị ọkụ na igbutu, nkụnye eji isi mee ihe, ọtụtụ ebe a na-akụ ụgbọ mmiri, ahịrị mgbake vepo na okporo ụzọ ịba uru.ebe dayameta gafere ahụkarị enweghị nkebi nso. DakọtaraAPI, ASTM na EN akara ule, gbakwunyere nhọrọ mkpuchi nke ime na nke mpụga, nye otu ezinụlọ LSAW ohere iji akwụkwọ na nyocha na-agbanwe agbanwe-eru, na-agafeghị oke{1}}.

 

Lelee ikpe ọrụ metụtara

pịa ebe a

Ụdị nhazi ọjà LSAW Steel n'ụdị ọrụ

Maka nnukwu- ihe ga-esi na pipeline na ntọala, ndị na-azụ ahịa anaghị achọ naanị igwe igwe; ha chọrọnjikwa, traceability na nkwado ngwa ngwa mgbe ihe na-adịghị mma. Ọkụ Octal na-ewulite ọkọnọ LSAW ya gburugburu kpọmkwem.

1. "100% akara" nkà ihe ọmụma - ọ bụla dị egwu nzọụkwụ na-enyocha

Kama ịlele iberibe ole na ole ma kpọọ ya nke ọma, igwe igwe LSAW anyị na-agba aatụmatụ njikwa 100%{{0} iteghetesite na akụrụngwa ruo na mbukota:

Maka gị, nke a pụtara na ihe ọ bụla onye nwe ma ọ bụ onye nyocha{0} nke atọ welitere, enwereuzo ule zuru oke n'azu ya, kama oghere na ndekọ.

2. Digital, akpaghị aka akara maka repeatable weld àgwà

Emebere ahịrị mmepụta anyị ka o wee were enweghị ihe ọ bụla o kwere mee site na ịgbado ọkụ na ịkpụ:

• Dijitalụ zuru oke, ahịrị mmepụta netwọkụ- akụkụ ndị dị mkpa dị ka UT, igwe igwe ihu, ịkpụzi, ịgbado ọkụ, ịgbasa na hydrotest nọ n'okpuru nlekota etiti, yabụ enwere ike ịchọta usoro usoro azụ na ọkpọkọ ọ bụla.
• Ugboro abụọ-mmiri- welding arc nwere usoro n'ịntanetị{2}}array UT– ka emechara ịgbado ọkụ nke ime na mpụga, a na-enyocha ọnụ mmiri ọ bụla ozugbo site na nnwale ultrasonic dị n'ịntanetị site na iji nyocha ntụpọ X{{0}ray. A na-edekọ paramita weld na nsonaazụ ya, na-edobe ọnụ ọgụgụ nrụzi ahụ dị ala ma na-ekwe ka mbụ- nnabata weld gafere99.99%.
• Mgbasa igwe zuru oke{{0}- A na-agbasakwa ọkpọkọ ọ bụla n'ụzọ dị iche iche mgbe ịgbado ọkụ gachara, nke na-ewepụ nrụgide fọdụrụnụ ma na-emezi okirikiri na kwụ ọtọ. Nke a na-eme ka ọgbaa na-ehulata, ịgbado ọkụ girth na ikpo ịnya ụgbọ ala karịa amụma.
• CNAS- nkwado ụlọ nyocha enwetara ikike– A na-eme mmemme nnwale niile na ntozu usoro (CVN, DWTT, HIC / SSC, wdg) n'ụlọ nyocha mba{1} nwetara ikike, yabụ enwere ike ịnakwere data nnwale n'ọrụ mba ofesi na-enweghị nnwale-.

N'ihi bụ na onuete omume nkeỌkụ Octal LSAWọ bụghị ihe chioma:ọkpọkọ nke otu nha na ọkwa na-akpa àgwà mgbe niilena ịgbado ọkụ, NDT na ọrụ.

3. Usoro ọrụ wuru gburugburu oru ngo, ọ bụghị naanị iwu

Njikwa na igwe igwe na-edozi naanị ọkara nke nsogbu ahụ. Octal Pipe na-emekwa ụdị ọrụ nke na-agbaso usoro nke ezigbo ọrụ:

• Nhazi nhazi njedebe dị elu-- anyị nwere ike ịnapụta ọkpọkọ LSAWbee n'ogologo oru ngo, tupu-mkpu, akara, nwere oghere ma ọ bụ aka aka kwadoberedị ka eserese si dị, ya mere ihe na-abịarute na saịtị dị nso na "njikere weld / dị njikere ịnya ụgbọ ala" ọ bụghị dị ka ọkara{0}} ngwaahịa emechara nke chọrọ ịrụ ọrụ dị arọ-.
• Kpochapụ nsogbu{0}} nkwa nzaghachi- ozugbo enwetara mbipụta ngwaahịa, anyị bu n'obi ịnọ na saịtị48 awa maka ụlọ ọrụ na n'ime 96 awa maka esenidụt oru ngo, ma ọ bụ hazie ndị mmekọ obodo / nke atọ tụkwasịrị obi iji nyere aka. Ebumnuche bụ inyere gị aka ịchọpụta ihe kpatara ya wee kwenye ngwọta bara uru ngwa ngwa, ọ bụghị naanị mgbanwe email.
• Nkwado teknụzụ 24/7 nke otu nwere ahụmahụ- ahịa, teknuzu, QA na logistics na-arụ ọrụ dị ka otu oru ngo otu. Ha maaraAPI 5L, GB/T 9711, ASTM A671 / A672 na mpaghara chọrọna Middle East, Ndịda Ebe Ọwụwa Anyanwụ Eshia, Africa na ahịa ndị ọzọ, ma nwee ike ịkọpụta ahịrịokwu nke ndị nwe ma ọ bụ ndị nlekọta na-elekwasịkarị anya tupu ha aghọọ nsogbu.

Maka ndị EPC na ndị otu ịzụrụ ihe,Ọkụ Octalya mere ọ bụghị naanị aha dị na akwụkwọ nri igwe, kama ọ bụ onye na-ebubata ihe na-ejikọta:

• 100% na-achịkwa mmepụta LSAW,
• traceable, nyochaa{0}akwụkwọ njikere, na
• nkwado oru ngo na-anabatamgbe ịchọrọ enyemaka na saịtị.

Kpọtụrụ ugbu a

Nsogbu nkịtị

Q1: Gịnị bụ LSAW ígwè anwụrụ?

A: Ọkpụkpụ ígwè LSAW (Ọkpụkpọ Ọkpụkpọ Arc Welded Long)bụ nnukwu ọkpọkọ agbatị{{0} dayameta nke emere site na efere site na JCOE/UOE na-akpụpụta ma na-agbado ihu abụọ- SAW. A na-ejikarị ya eme ihemmanụ nrụgide dị elu, gas na pipeline na-ebufe mmiri na ikpo ihe arụrụ arụ.

Q2: Gịnị bụ ahụkarị LSAW pipe nha na mgbidi ọkpụrụkpụ ranges?

A: akụrụngwa OctalỌkụ LSAWna-ahụkarị nhaOD 400-1626 mmya namgbidi mgbidi 6-75 mm, na otu ogologo gburugburu6.5–12.6 m, na-ekpuchi ọtụtụnnukwu ọkpọkọ ahịrị dayameta{{0} na ikpochọrọ.

Q3: Gịnị bụ ihe dị iche n'etiti LSAW ọkpọkọ na SSAW / ERW ọkpọkọ?

A: Ọkụ LSAWnwere aogologo ogologo ogologo SAWmere site na efere, kwesịrị ekwesị makadayameta buru ibu, mgbidi dị arọ na nnukwu -nrụgide / elu{1}} ahịrị ga-esi na ya pụta. SSAWnwere spiral seam na a na-ejikarị ya maka obere -nrụgide, ọnụ ahịa{1}ahịrị nwere mmetụta;ERWbụ tumadi makaobere na ọkara dayameta.

Q4: Kedu ụkpụrụ na akara ule Octal API 5L LSAW line pipe na-agbaso?

A: OctalAPI 5L LSAW eriri eririna-emepụta kaAPI 5L PSL1 / PSL2, GB/T 9711 na ISO 3183, na akara uleL245/B ruo L690/X100, ya naAsambodo EN 10204 3.1 / 3.2 yana ndekọ NDT / hydrotest zuru ezuna arịrịọ.

Asambodo

 

Asambodo CE

Asambodo ISO 9001

Asambodo API Q1

Asambodo ABS

Asambodo AP-5L

Asambodo API-5CT

 

API SPEC 5L (PSL1 / PSL2)- Line ọkpọkọ maka mmanụ, gas na nnyefe mmiri; CVN, HIC/SSC site na oru ngo.

GB/T 9711-2017– Ụlọ ọrụ mmanụ ala na gas - igwe anwụrụ maka ụgbọ njem pipeline (L245–L555).

ISO 3183 (na arịrịọ)– Ahịrị mba ofesi-Ụkpụrụ ọkpọkọ kwekọrọ na API 5L.

ASTM A671 / ASTM A672- Ọkụ EFW/SAW maka ọrụ ikuku ruo elu-, na-agafeghị oke ruo n'ogo dị elu.

GB/T 3091-2015– ọkpọkọ nchara welded maka ọrụ mmiri mmiri dị ala{{0}(maka ngwa obodo/ọrụ ahapụtara).

SY/T 5037-2018– SAW anwụrụ maka nkịtị mmiri mmiri(maka SSAW uzo ozo mgbe ekwuputara).

Ụkpụrụ ụlọ na mba ụwa agbakwunyere– eg, CSA Z245.1, Project utoojoo{3}}ọrụ chọrọ (NACE MR0175/ISO 15156 ihe nhọpụta), na -nke atọ 3.2 nnyocha nwere ike hazie.

Asambodo nnwale igwe (EN 10204 3.1 / 3.2) yana ndekọ NDT zuru ezu dị na mbupu ọ bụla.

Ihe nchịkọta dị ọkụ: Ọkpụkpọ LSAW, China LSAW Pipe Ndị na-emepụta ihe, ndị na-ebubata ya, Ndị na-emepụta ihe na-emepụta ihe