API 5L X60 (L415) LSAW Steel Pipe: Kugona Kugadzira & Magadzirirwo Echigadzirwa

Sei Womic Steel yeX60 LSAW?

●Maitiro matatu anoenderana (JCOE, UOE, rolled plate) anofukidza dhayamita 219–1,600mm

●Maitiro eUOE anopa ±0.2% OD roundness - zvakakosha pakushongedza otomatiki mitsetse yemagetsi egasi

●Kugona kwemadziro kwakakora kusvika 70mm (musono mumwe chete) kana 80mm (musono wakakombama)

●Kukwanisa kwechoto chePWHT: 12m kureba × 3m dhayamita

●Kuyedzwa kwemhedzisiro yekupisa kwakaderera kusvika -46°C uye -60°C (Arctic grade X60)

●Basa reSour rakabvumidzwa neHIC/SSC testing (NACE TM0284, TM0177)

●API 5L Monogram + CE + kuongororwa kwevamwe (SGS, BV, TÜV, DNV, ABS, LR)

●Kukurumidza kudzoserwa: Mazuva 35-50 ekushandisa X60 PSL1 yakajairwa, mazuva 50-70 ekushandisa PSL2 sour service

●Kureba kusvika pamamita makumi maviri nemana kunoderedza kupinza kwesimbi mumunda ne30-40%

●Mapaipi eX60 anopfuura makiromita 1,500 akaendeswa pasi rose pasina kutadza kushanda zvachose

Mibvunzo Inowanzo bvunzwa:

Mubvunzo: Sei kusarudza X60 pane X52 yepombi yegesi?
A: X60 inopa simba rekuwedzera goho ne15% (415 MPa vs 360 MPa), zvichibvumira madziro akatetepa (kazhinji kudzikiswa ne10-15%) kune chiyero chimwe chete chekumanikidzwa. Izvi zvinoderedza huremu hwezvinhu uye mutengo, kunyanya kumapaipi ari kure. Zvisinei, X60 inoda nzira dzakaoma dzekusveta uye inonyanya kugadzikana nekupwanyika kwehydrogen. Kune kumanikidzwa kuri pasi pe10 MPa, X52 inowanzo dhura. Kune kumanikidzwa kuri pamusoro pe12 MPa, X60 kana X65 inokurudzirwa.

Mubvunzo: Musiyano uripo pakati peX60 PSL1 nePSL2 ndeupi?
A: PSL2 ine miganhu yakaoma yemakemikari (kunyanya C, P, S yakaderera), Charpy impact testing inosungirwa (27J @ 0°C kana pasi), kuomarara kwakanyanya 90 HRB, uye inoda 100% UT ye weld seam (PSL1 inongoda spot UT chete). Kune gasi trunk lines dzinoshanda munzvimbo dzine vanhu vakawanda kana tembiricha yakaderera, PSL2 inowanzo tsanangurwa.

Mubvunzo: Unogona kupa X60 chitupa chebasa resour here?
A: Ehe. Tinopa X60 PSL2 ine HIC testing (NACE TM0284) uye SSC testing (NACE TM0177). Kugamuchirwa kwakajairika: CLR ≤ 5%, CTR ≤ 1.5%, CSR ≤ 0.5% yeHIC. PWHT inoiswa kune ese sour service X60 pasinei nehukobvu hwemadziro kuti ive nechokwadi chekuomarara ≤ 85 HRB. Takapa sour service X60 kumapurojekiti eMiddle East neSoutheast Asia.

Mubvunzo: Ndedzipi bvunzo dzekudzivirira kupisa kwakaderera dzaunogona kuita pamapaipi eX60 arctic?
A: Tinogona kuyedza kusvika -60°C. Mapaipi egasi eArctic anowanzo da Charpy impact ye27J zvishoma pa -46°C. Womic inowanzo svika 80-120J pa -46°C. Kuti tidzore kupararira kwetsandanyama, tinoitawo DWTT pa -20°C nenzvimbo yekuchekerera ye85%. Ndapota taurai tembiricha nesimba zvamunoda pakuyedza.

Mubvunzo: Ndeipi nzira yakanakira mapaipi eX60 ari kunze kwenyika - JCOE kana UOE?
A: UOE inofarirwa kana iri kunze kwegungwa nekuti inogadzira kutenderera kuri nani (±0.2% vs ±0.5% yeJCOE) uye kuderedza kushushikana kwakasara. Izvi zvakakosha kuti ikwanise kutsungirira kumanikidzwa kwemvura (kudonha) uye kuti ikwanise kusungirirwa zvakanaka pamidziyo yemagetsi. UOE inopawo simba rakanaka rekuneta kune vanosimudza mvura. Kune mvura isina kudzika (<100m) iri pedyo negungwa, JCOE inogamuchirwa.

Q: Ndeipi nguva yakajairika yekupa pombi yeX60 LSAW?
A: Nguva yakatarwa yekutumira X60 PSL1: mazuva 35-50. Kune X60 PSL2 ine bvunzo yekushandira yakaoma uye PWHT: mazuva 50-70. Kurumidza kuodha (mazuva 25-35) kunogoneka kana paine huwandu hushoma (< matani 1,000) kana plate iripo. Kune maodha makuru kwazvo (> matani 20,000), nguva yekutumira inogona kusvika mazuva 90.

Mubvunzo: Munoita ongororo yemapaipi eX60 LSAW kubva kune vamwe vanhu here?
A: Ehe. Tinoshanda neSGS, BV, TÜV, DNV, ABS, uye LR. Kuongorora kunogona kuitwa pafekitori yedu panguva yekugadzira, zvichionekwa nemumiriri wemutengi. Tinopa zvitupa zveEN 10204 Type 3.2 kana zvakumbirwa.

Chirevo cheProjekiti - Mutsetse weGasi reMadokero eSoutheast Asia Unoyambuka Miganhu

Nyika:Myanmar - nharaunda yemuganhu weThailand (pombi yegesi kubva kuGulf of Martaban kuenda kuThailand)
Standard & Giredhi:API 5L X60 PSL2 (basa rakaoma, rine kuyedzwa kweHIC neSSC)
Zviyero & Huwandu:

●OD 813mm (32″) × Huremu 19.0mm – 36,000 metres (anenge matani 12,600) yakagadzirwa neUOE process

●OD 813mm (32″) × Huremu 22.0mm – 8,000 metres (anenge matani 3,200) yakagadzirwa neUOE process (rusvingo rwakakora rwekuyambuka migwagwa/njanji)

●OD 610mm (24″) × Huremu 15.9mm – 12,000 metres (anenge matani 2,400) yakagadzirwa neJCOE process (mutsetse webazi unoenda kuchiteshi chemagetsi)
Huwandu:Mamita 56,000 (56 km), matani angangoita 18,200

Magadzirirwo:Kuvhara kwekunze kwe3LPE (3.0mm ukobvu hwese) zvichienderana neISO 21809, magumo akachekwa 30° / 1.6mm nemudzi wemudzi une chidziviriro chemukati chebevel, hydrotest pa15.0 MPa (dhizaini yekumanikidza 11.5 MPa). Kurovera kweCharpy kunodiwa pa0°C uye -20°C (min 27J, kwasvika 90-140J). HIC paNACE TM0284 Mhinduro A, 96h - kugamuchirwa: CLR ≤ 5%, CTR ≤ 1.5%, CSR ≤ 0.5%. SSC paNACE TM0177 Nzira A, 720h - hapana kutsemuka kunobvumidzwa. PWHT yakashandisirwa mapaipi ese ane WT ≥ 19.0mm. 100% otomatiki UT ine TOFD ye weld seam. Kuongororwa kweX-ray (RT) yemasampuli ekuyera field weld.

Kushandiswa:Tambo yegesi yechisikigo inoyambuka miganhu inotakura gasi kubva kuminda iri muGulf of Martakan (Myanmar) kuenda kunzvimbo inogamuchira gasi iri mugungwa muThailand, yozoenderera mberi ichienda kunzvimbo inogadzirwa magetsi inoshandisa gasi. Chikamu chegesi chine makiromita makumi mashanu nematanhatu chinoyambuka makomo nemasango ane shanduko huru (kusvika pamamita mazana mana), pamwe nenzvimbo nhanhatu dzinoyambuka migwagwa mikuru uye nzvimbo nhatu dzinoyambuka njanji.

Matambudziko ehunyanzvi nemhinduro:

●Kutevedzera mutemo webasa remafuta egasi rine H₂S– Gasi rechisikigo rine 5-10 ppm H₂S patembiricha yekushanda ye55°C. Womic yakaita bvunzo dzeHIC neSSC pazvikamu gumi nezviviri zvekugadzira. Zvese zvakapasa neCLR 0%, CTR 0%, CSR 0% yeHIC. Kuongororwa kweSSC (NACE TM0177, 720h) hakuna kuratidza kutsemuka kwepamusoro. Takaita izvi nekuchengetedza CEV ≤ 0.38%, kushandisa PWHT pamapaipi ese e19.0mm ne22.0mm WT (pasinei neAPI 5L isingade PWHT iri pasi pe25.4mm), uye kudzora welding heat input kusvika ≤ 2.8 kJ/mm. Muongorori wemutengi (BV) akaona bvunzo dzese uye akasimbisa mhedzisiro.

●Nzvimbo ine makomo ine kukotama kwakareba– Nzira yemapaipi inosanganisira materu anosvika madhigirii makumi maviri nemashanu. Kukombama kwemapaipi eX60 kwakaoma kupfuura magiredhi akaderera nekuda kwesimba rayo rakakwirira. Madzimai akapa mapaipi ane majoini marefu (18m pachinzvimbo che12m) kuderedza huwandu hwemakomberedzwa emumunda ne33%. Takapawo chimiro chakakosha chebevel (compound bevel) chakabvumira ±3° kusarongeka zvakanaka panguva yekusonera munda pasina kukanganisa kunaka kweweld. Ovality yakabatwa kusvika ≤ 0.3% (UOE process) kuti ive nechokwadi chekuti materu akarongeka zvakanaka.

●Kuvimbika kwe3LPE pakuvhara nharaunda yemusango– Hunyoro hwakanyanya (80-95% gore rose) uye ivhu rakakwesha rakaiswa muvhu rakati sandara raikonzera njodzi yekuputira. Womic akaisa 3LPE coating ne 0.3mm yekuwedzera layer. Takaita 100% yekuona nguva yekuzorora pa7kV (standard 5kV) uye takayera simba remaganda pa25°C uye 70°C (230 N/cm pa25°C, 160 N/cm pa70°C). Coating yakapasa cathodic disbondment test (≤ 8mm radius pa65°C, mazuva makumi maviri nemasere).

●Kufambiswa kwezvinhu munyika dzakasiyana-siyana kwakaoma– Mapaipi akatumirwa kubva kuShanghai kuenda kuchiteshi cheYangon (Myanmar), ndokuzoendeswa nemotokari makiromita mazana maviri nemakumi masere kuenda kupombi iri pedyo nemuganhu weThailand. Nzira iyi inopfuura nepakati penzvimbo mbiri dzekutarisa zvinhu zvemutero. Womic yakagadzirira magwaro emunyika (Chitupa Chekutanga kubva kuAK, ASEAN-wide). Takarongawo mabhondi ekutumira zvinhu zvemutero kwenguva pfupi kudzivirira kunonoka kwekubhadhara mutero. Matani ese 18,200 akabhadhara zvinhu zvemutero mukati memazuva mashanu.

●Kudzora kupisa kwekuisa kwe weld kwakasimba kweX60– X60's HAZ inonzwa kupisa kwakanyanya, izvo zvinogona kukonzera kupfava uye kuderedza kuomarara. Womic yakashandisa sisitimu yeSAW ine waya mbiri ine monitoring yekupisa pane weld pass yega yega. Avhareji yekupisa inopinzwa ye weld yemukati: 2.2 kJ/mm, weld yekunze: 2.5 kJ/mm (pasi pemuganhu we3.5 kJ/mm). Tembiricha yepakati pe weld yakachengetedzwa pasi pe200°C. Kuomarara kwe cross-weld mushure mePWHT: base metal 78-82 HRB, weld 82-86 HRB, HAZ 80-84 HRB – zvese zviri mukati memuganhu we90 HRB.

● Mhedzisiro:Pombi yegesi yakatanga kushanda mukota yechitatu ya2024. Mapaipi ese eX60 PSL2 emakiromita makumi mashanu nematanhatu akaongororwa neBV Myanmar. Mutengi akataura kuti hapana zvikanganiso pakupinza magetsi panguva yekupinza magetsi (kupfuura 4,600 girth welds). Pombi iyi yave ichishanda pa10.5-11.0 MPa kwemwedzi gumi nemiviri pasina kubuda kwemvura kana kukuvara kwe coating. Womic Steel yakagamuchira mubairo we "Supplier of the Year" kubva kuThai EPC contractor nekuda kwekutumira zvinhu panguva (matani ese e18,200 akaunzwa mukati memazuva makumi matanhatu nemasere) uye kushanda zvakanaka.

Bata nesu:
Webhusaiti: www.womicsteel.com
E-mail: sales@womicsteel.com

Nhare / WhatsApp / WeChat:
Victor: +86 15575100681
Jack: +86 18390957568

Womic Steel – Mubatsiri wako wakavimbika wemapaipi eAPI 5L X60 LSAW emagetsi ekugadzira gasi rechisikigo ane simba guru, mapaipi ekunze, sevhisi yakaoma, uye mashandisirwo eArctic pasi rese.