1. Incamake y'ibicuruzwa – Umuyoboro wa Bimetal Metallurgical Clad ni iki?
Umuyoboro wa Bimetallic clad (uzwi kandi nka CRA clad pipe, umuyoboro wa metallurgical resistant corrosion) ni umuyoboro wa composite ukora neza cyane ukorwa n'uburyo bwo guhuza metallurgical bugezweho buhuza burundu urwego rw'imbere rwa alloy rudahangarwa na corrosion (CRA) n'urwego rw'inyuma rwa karuboni rufite imbaraga nyinshi cyangwa urwego rw'inyuma rwa alloy low ku rwego rwa atome. Imiterere isanzwe ni "CRA interior cladding + steel-strength outer backward".
Iyi miterere y’ “ubudahangarwa bw’imbere mu kirere + imbaraga z’ingufu zo hanze” ikemura ikibazo gikomeye cy’ubuhanga: uburyo bwo gutwara amazi ashyushye mu buryo bwizewe (H₂S nyinshi, CO₂ nyinshi, chloride nyinshi) mu gihe cy’umuvuduko mwinshi n’amazi menshi cyane udakoresheje imiyoboro ihenze y’icyuma gikomeye.
Iri koranabuhanga ryatangijwe mu Bushinwa mu 2004 binyuze mu bufatanye hagati ya Xinxing Ductile Iron Pipe, Panzhihua Steel na Kaminuza y’Ubumenyi n’Ikoranabuhanga ya Beijing, hanyuma havugururwa CNPC BSS, Ansteel Group, na Baoshi Pipe Industry. Iri terambere ryatumye inganda zikora imiyoboro ifatanye mu byuma bya peteroli na gaze mu mazi maremare, gaze y’umucanga, ikwirakwizwa rya hydrogen, n’imishinga ya CCUS.
Womic Steel, yubakiye kuri iri koranabuhanga ry’imiyoboro y’amashanyarazi izwi ku rwego mpuzamahanga, ihuza uburyo bwo guhuza imigozi ishyushye ikoresheje vacuum hot roll, gusukamo centrifugal + gusohora umuriro, hamwe n’uburyo bugezweho bwo gusudira bucunga ibyuma bitandukanye hagati y’ibyuma bya nickel na pipeline. Dutanga imiyoboro y’amashanyarazi kuva kuri mm 60 kugeza kuri mm 1800 hamwe n’ubugari bw’inkuta bushobora koroha, byujuje ibisabwa ku rwego mpuzamahanga.
Imiterere y'ibicuruzwa - Ibyuma bifasha mu gupfuka no gupfuka CRA
| Igice | Ingero z'Ibikoresho | Imikorere |
| Icyuma gishyigikira (Urutonde rwo hanze) | API 5L X52 / X60 / X65 / X70 / X80; Serivise ya X65MS; A106 Gr.B; A333 Gr.6; A335 P5 / P11 / P22 | Itanga imbaraga za mekanike, igenzura umuvuduko, gukomera, no gusudira |
| CRA cladding (Inner layer) | 316L, 904L, 2205, 2507, Inconel 625, Incoloy 825, Hastelloy C 276, Super 13Cr | Itanga ubudahangarwa ku ibara rya H₂S, CO₂, kloride, aside organic |
Urugero rusanzwe rw'ingano y'ikoreshwa ry'amazi menshi:OD 610mm (24”), uburebure bw'urukuta rw'icyuma gifashe inyuma 16.9mm (X65MS sour service grade), uburebure bwa CRA cladding 2.0mm (Inconel 625). Ubunini ntarengwa bw'urukuta bushobora kugera kuri 38mm, igipimo cy'umuvuduko kigera kuri 38.8 MPa, ubushyuhe bwa serivisi bugera kuri 120°C.
2. Kuki wahitamo umuyoboro wa Womic Steel Bimetal Metallurgical Clad?
| Ikiranga | Akamaro ka tekiniki | Inyungu ku bucuruzi |
| Ihuriro Nyaryo ry'Ibyuma | Uburemere bwo gukata umurongo >300MPa (irenga API SPEC 5LD). Nta ngaruka zo kugwa kw'umugozi, gucika udusebe cyangwa gucikagurika. | Bikuraho ibyago bikomeye byo gutsindwa; bikwiranye n'ubushyuhe n'umuvuduko mwinshi |
| CRA + Ihuriro ry'Ibyuma bya Karuboni | Ubuso bw'imbere gusa ni bwo bukoresha ifu ihenze; icyuma gishyigikira gitanga ubushobozi bwo gutwara imizigo. | Kugabanuka kw'ikiguzi cya 30-50% ugereranije n'umuyoboro ukomeye wa CRA |
| Yagenewe Serivisi Ikomeye | Urutonde rwuzuye rw'ibikoresho bya CRA bihuye na H₂S, CO₂, Cl⁻, pH, ubushyuhe n'umuvuduko. | Imikorere yizewe muri serivisi ya gazi isharira, amazi y'ubujyakuzimu, na hydrogen |
| Inzira z’inganda zizwiho | Gufunga imigozi ishyushye mu cyuma gishyushya / gusukamo icyuma gishyushya + gusohora ibintu bishyushye / gupfuka ibisasu + kurangiza ibintu bikonje. | Ubwiza buhoraho, ubushobozi bunini bw'umurambararo, umusaruro ushoboka kwaguka |
| Gutegura impera zo gusudira | Gupfuka amavuta mu ruganda rwa CRA (gushyira amavuta mu miyoboro) ku miyoboro; guhinduranya hakoreshejwe imashini. | Gusudira mu murima byoroshye, bigumana ubudahangarwa n'ingese mu gusudira mu gituza |
| Gukurikirana byuzuye no kwemeza ko ibintu byose bihari ku isi | Impamyabumenyi za EN 10204 3.1/3.2. Isuzuma ry'umuntu wa gatatu (DNV, BV, SGS, TÜV, ABS, LR) rirahari. | Yemerwa n'ibigo bikomeye bya EPC, NOC, n'ibigo bikorera mu mahanga |
3. Ibisobanuro bya tekiniki n'amabwiriza yo guhitamo ibikoresho
3.1 Guhitamo ibikoresho byo gupfuka CRA hakurikijwe ibidukikije
| Serivisi zitangwa | CRA isabwa gupfuka | Ingero z'Ishyirwa mu Bikorwa |
| CO₂ yiganjemo, chloride nkeya | Icyuma kitagira umwanda cya 316L | Imiyoboro ya lisansi yo mu nyanja, serivisi nziza |
| CO₂ + kloride iringaniye | 2205 / 2507 icyuma kitagira umugese gikozwe mu byuma bibiri | Gutera amazi yo mu nyanja, imiyoboro yo hejuru |
| H₂S + CO₂ + Cl⁻ (serivisi idahagije) | Inconel 625, Incoloy 825, Alloy 028 | Ibibanza bya gaze irimo sulfure nyinshi, amariba ya peteroli aside |
| Amazi y'ubujyakuzimu, H₂S nyinshi, umuvuduko mwinshi | Inconel 625 / Alloy 825 ifite icyuma gikingira | Imiyoboro y'amazi yo munsi y'inyanja, imiyoboro izamuka, imishinga yo mu mazi y'ubujyakuzimu |
| Ihererekanya rya hydrogen / CCUS | 316L, aloyi ebyiri cyangwa nikeli | Imiyoboro ya hydrogen, imiyoboro ya CO₂ iterwamo |
3.2 Amahitamo y'icyuma gifata inyuma
| Ibipimo ngenderwaho by'ibikoresho by'ibanze | Icyiciro gisanzwe | Imiterere ikwiye |
| API 5L PSL1/PSL2 | X52, X60, X65, X70, X80 | Ihererekanya ry'amavuta n'umwuka ukabije |
| Serivisi ya API 5L sour | X65MS, X52NS | Serivisi yo gukoresha umwuka ushyushye (gaze ishyushye) |
| ASTM A106 | Gr.B, Gr.C | Serivisi y'ubushyuhe bwinshi n'ubukonje |
| ASTM A333 | Gr.6 | Ubushyuhe buri hasi (-45°C) |
| ASTM A335 | P11, P22 | Umuyaga ushyushye cyane, peteroli |
| Amanota ya DNV yo mu mahanga | DNV450, DNV500 | Imiyoboro yo munsi y'inyanja, imiyoboro izamuka mu mazi menshi |
3.3 Amahame ngenderwaho n'Impamyabushobozi bikurikizwa
●Amahame y'ibanze:API SPEC 5LD (ku isi yose), SY/T 6623 (Ubushinwa), GB/T 37701, Shell DEP 31.40.20.32
● Gukurikiza ibikoresho n'ingufu:NACE MR0175 / ISO 15156 kuri serivisi ya H₂S
●Mu mahanga / mu byiciro:DNV, ABS, LR, CCS (Umuryango w’Abashinwa mu Gushyira mu Bice)
● Inyandiko z'ubuziranenge:EN 10204 Ubwoko bwa 3.1 (busanzwe) cyangwa 3.2 (bwagenzuwe n'umuntu wa gatatu)
4. Uburyo bwo gukora - Umuyoboro w'icyuma uhambiriye
Womic Steel ikoresha inzira zo gukora imiyoboro y’amashanyarazi yo ku rwego rw’isi kugira ngo ihamye ko ibyuma bifatanye neza kandi bikagira imiterere myiza.
Uburyo bwo gukora (Guhuza uruziga rushyushye + Gusoza bikonje):
1. Gutegura igisate cy'ibirungo– Sukura kandi ufunge isahani ya CRA + isahani y'icyuma ishingiye ku cyuma kugira ngo ukureho ogisijeni; gushyuha cyane ku gipimo cyo kugabanya cyane bituma habaho guhuza ibyuma n'urwego rwo gukwirakwiza amazi hagati y'amazi.
2. Gushyushya / gusohora umuyoboro mu buryo bushyushye– Igisate cy’ibice bivanze kizingirwa mu isahani hanyuma kigakorwa hanyuma kigasukwa (umuyoboro wa LSAW upfundikiye) cyangwa kigasohorwa mu muyoboro upfundikiye udafite umugozi hakoreshejwe uburyo bwo gusukamo amazi hakoreshejwe centrifugal casting + extrusion.
3. Gushushanya ukonje / gukonjesha– Bigabanya cyane umurambararo n'ubugari bw'urukuta, binoza imiterere y'ubuso n'ubuziranenge bw'ibipimo ariko bigakomeza ubuziranenge bw'imigozi.
4. Gukoresha ubushyuhe– Guhindura, gutunganya + gukonjesha, cyangwa kuzimya + gukonjesha (Q&T) kugira ngo haboneke imiterere ikenewe ya mekanike no kugabanya stress.
5. Igenzura rya NDT– Isuzuma rya ultrasonic 100% rigamije kureba ubusugire bw'imigozi n'ubusembwa bwa laminar; isuzuma rya eddy current na radiographic nkuko bikenewe.
6. Gusoza no gushyira amavuta muri CRA– Hateguwe imigozi yo gusudira; hashyirwamo umugozi wo gupfuka imigozi urwanya ingese ku ruhande rw'umugozi kugira ngo hirindwe ko CRA yagabanuka mu gihe cyo gusudira mu murima.
7. Igenzura rya nyuma n'inyandiko- Igenzura ryuzuye ry'ibipimo, igenzura ry'amaso, gupima ubukana, no gupakira hakurikijwe ibipimo ngenderwaho byo kohereza mu mahanga
5. Ibyiza by'ingenzi - Tekiniki n'Ubukungu
●Gukemura ikibazo cy'ingese mu miyoboro y'amazi- Yongera cyane ubwizerwe mu bidukikije bya H₂S, CO₂, Cl⁻, n'aside; ikarinda gushonga kwa corruption no kwangirika imburagihe.
● Ikiguzi cyo kubaho kiri hasi– Kugeza kuri 30-50% by'ibikoresho bizigama ugereranije n'ingufu zikomeye za nikeli cyangwa umuyoboro ufite aloyi nyinshi.
● Kugabanuka k'umuvuduko wa karuboni n'ikoreshwa ry'aloyi– Ni byiza cyane mu mishinga yo gucunga hydrogen na CCS aho ikoreshwa ry’ibikoresho mu buryo burambye rihabwa agaciro.
● Ingano nini kandi ihoraho– OD kuva kuri mm 60 kugeza kuri mm 1800; ubugari n'uburebure by'urukuta bishobora guhindurwa kugira ngo bikoreshwe mu miyoboro miremire y'imashini no mu mazi maremare.
● Inkunga y'impamyabushobozi ku mushinga– Gutanga API 5LD, DNV, kwemeza ibicuruzwa bya ABS, inyandiko z’ubuziranenge bw’uburyo bwo gusudira (WPQR), na gahunda zo kugenzura ibikorwa nk’uko abakiriya babisaba.
6. Porogaramu z'ibanze – Aho Clad Pipe Irusha Izindi
●Imiyoboro yo kohereza peteroli na gaze mu mazi y'ubujyakuzimu– Imiyoboro y’amazi yo munsi y’inyanja, imiyoboro izamuka, n’imiyoboro itwara amazi yo mu kigega ahumanya kandi afite umuvuduko mwinshi.
● Uburyo bwo gukusanya gazi ihumanya ku nkombe– Imirima miremire ya H₂S/CO₂ (urugero, ikibaya cya Sichuan, u Burasirazuba bwo Hagati) isaba uburinzi bwizewe bwa CRA.
● Gukwirakwiza hydrogen na CCUS– Umuyoboro wa Bimetal watoranijwe mu miyoboro ya hydrogen y’icyitegererezo no mu mishinga ya CO₂-EOR (harimo na CNPC na Daqing CCUS) bitewe n’ubudahangarwa bwa hydrogen mu kugabanya ubukana bwayo no kugabanya ikiguzi.
● Inganda zitunganya ibinyabutabire n'izitunganya peteroli– Ibikoresho byo kugarura isukari mu bushyuhe bwinshi, kuvura amazi, no kuvura chlorine.
● Gutanga amashanyarazi no gucukura amabuye y'agaciro– Imiyoboro y'amazi yo mu ivu ry'amakara, imiyoboro ya FGD yo gusukura, n'ubwikorezi bw'imirongo y'amakara ikoresha ubushyuhe bwinshi.
7. Gupakira no Gutunganya Ibikoresho – Gutanga Ibikoresho ku Isi
7.1 Kurinda Ubuso n'Umugozi w'Impera
● Irangi ryo hanze: primer y'umukara cyangwa iy'umukara woroshye (ubugari bwa firime n'ibara hakurikijwe amabwiriza y'umukiriya).
● Imiyoboro y'imiyoboro: amavuta yo gukumira ingese + imipfundikizo ya pulasitiki/icyuma cyangwa impeta z'icyuma kugira ngo birinde kwangirika no kwanduzwa.
7.2 Guhuza, Guteka no Kugenzura Ubushuhe
● Uduce duto tw'umurambararo: dufatanye n'imigozi y'icyuma kandi tugatandukanywa n'ibiti kugira ngo wirinde kwangirika kw'icyuma.
● Uduce duto: dushyirwa ukwatwo mu bikoresho cyangwa ku dusanduku duto dufite inkingi zipfundikiye.
● Uburinzi bw'ubushuhe: tarpaulin idapfa amazi + desiccant yo gutwara imizigo miremire mu mazi.
7.3 Ipaki y'inyandiko zo kohereza
● EN 10204 Impamyabumenyi z'ubwoko bwa 3.1/3.2 (ubutabire, gukurura, ingaruka, ubukomere, imbaraga zo gukata imigozi)
● Raporo za NDT (UT, MT, PT)
● Raporo y'igenzura ry'ibipimo n'irya nyuma
● Urutonde rw'ibipaki birimo amafoto (imbere mu gikoresho/ubwato)
● Inyandiko z'amabwiriza yo gusudira n'ibyemezo by'ubuziranenge (niba bikenewe)
● Imbonerahamwe zo kuvura ubushyuhe n'uburyo ibintu bikurikirana
7.4 Uburyo bwo gutwara abantu
● Ifite kontineri (20'/40') kugira ngo ikoreshwe kugeza kuri ~800mm
● Agasanduku k'icyuma gafunguye / hejuru hafunguye kugira ngo habeho uburebure bunini
● Kuraho imizigo myinshi cyangwa umushinga w'imiyoboro iremereye cyangwa miremire ipfutse ku rukuta
8. Ibyemezo by'imishinga n'ibyemezo
8.1 Imishinga ihagarariye abandi
● CNOOC “Inyanja y'Iburengerazuba No.1”– Gukoresha bwa mbere "umuyoboro w'icyuma udafite umugozi mu mazi menshi y'uburebure bw'igipimo cy ...
●Inganda za Baoshi / CNPC BSS (Qinhuangdao)– Yakozwe neza mu gukora umuyoboro wa N06625 / X65MS (OD 610mm) hamwe n’uburenganzira bwuzuye bwo gushyira mu byiciro (CCS).
●Itsinda rya Ansteel– Hatanzwe umuyoboro wa DNV450 ukozwe mu buryo bwa sour service clad clad hamwe na Inconel 625 imbere mu mushinga wa gaze yo mu mazi wa Abu Dhabi (Hail & Ghasha).
●Ubumenyi n'ikoranabuhanga mu by'ikirere by'Ubushinwa– Yatsindiye isoko ryo gukoresha umuyoboro wa CNPC wo kohereza hydrogen hamwe n'umuyoboro wa Daqing CCUS-EOR ukoresheje umuyoboro wa bimetallic clad.
8.2 Impamyabushobozi zihari / zirahari
●Uruhushya rwo gucuruza ibicuruzwa rwa API 5LD (ruboneka iyo rubisabwe)
●ISO 9001:2015, PED 2014/68/EU
●Guhuza NACE MR0175 / ISO 15156
●Itsinda ry'abatangabuhamya ba gatatu: DNV, ABS, LR, BV, CCS, SGS, TÜV
9. Ibibazo Bikunze Kubazwa (Ibibazo Bikunze Kubazwa)
Q1: Ni irihe tandukaniro ry'ingenzi riri hagati y'umuyoboro upfutse ibyuma n'umuyoboro upfutse ibyuma?
A: Umuyoboro ukozwe mu buryo bwa tekiniki ushingira ku buryo ufata umuyoboro w’amazi ufata umuyoboro w’amazi – mu gihe cy’ubushyuhe n’umuvuduko w’amazi, umuyoboro w’amazi ushobora gushwanyagurika, gusenyuka cyangwa gutandukana. Umuyoboro w’amazi ukozwe mu byuma ugizwe n’ingufu zifatana ku gice cy’umuyoboro (imbaraga zo gukata >300 MPa). Nta ngaruka zo gutandukanya umuyoboro w’amazi, bigatuma uba ngombwa ku mazi yo mu burebure, hifashishijwe hydrogen no ku bushyuhe bwinshi.
Ikibazo cya 2: Ese Womic Steel ishobora gutanga inama ku bijyanye no gupfuka imyenda ya CRA mu buryo bwihariye?
A: Yego. Itsinda ryacu ry’abahanga risuzuma imiterere y’amazi yawe (H₂S, CO₂, Cl⁻, pH, aside organic), ubushyuhe bw’imikorere n’umuvuduko w’amazi – hanyuma rikagusaba CRA ihendutse cyane kuva kuri 316L → duplex → nickel alloys. Ku mishinga ya hydrogen twongeraho ubundi buryo bwo gusuzuma hydrogen embrittlement.
Q3: Igihe gisanzwe cyo gutanga umuyoboro wemewe wa API 5LD ni ikihe?
A: Ku byerekeye icyemezo cy’ingingo ya mbere no gukora igeragezwa ry’itsinda mu mezi 6-8 (harimo no kwemeza ubwoko bw’inyandiko no gupima abatangabuhamya). Ku byerekeye amabwiriza asanzwe yo gusubiramo: iminsi 60 120 bitewe n’ibisabwa n’amategeko, ibikoresho bya CRA n’ibisabwa n’igenzura ry’abandi.
Q4: Ni gute Womic Steel irinda ingese mu gice cy’imbere cy’aho ikoreshwa mu gusimbuza imashini?
A: Dushyira amavuta ku miyoboro yombi y'imiyoboro hamwe n'impinduka ikozwe mu mashini. Ibi birinda ko CRA igabanuka bitewe n'icyuma gifata inyuma mu gihe cyo gusudira mu murima. Uburyo bwo gusudira ku ngingo z'imirongo y'imirongo bwemewe na Alloy 625 / 825 filler metal kugira ngo ikomeze gukora neza nk'uko umuyoboro umeze.
Q5: Ni angahe umuyoboro wa bimetallic clad ushobora kuzigama amafaranga ugereranije n'umuyoboro wa CRA ukomeye?
A: Hashingiwe ku bushakashatsi bw'ingero, umuyoboro wakozwe neza ufatanye n'icyuma ugabanya 30-50% by'ikiguzi cy'ibikoresho byose ugereranije n'umuyoboro ukomeye wa nikeli cyangwa umuyoboro ufite ingufu nyinshi ufite igipimo kimwe cy'umuvuduko. Izigamwa ziyongera uko umurambararo n'ubugari bw'urukuta byiyongera.
Ikibazo cya 6: Ese umuyoboro upfundikiye ukwiriye gukoreshwa mu gusukura (H₂S) kandi wemejwe na NACE?
A: Yego. Igipfundikizo cya CRA (urugero: 625, 825, 2205, 316L) gihujwe n'icyuma gikwiye gishyigikira (urugero: X65MS, X52NS) gishobora gutangwa hakurikijwe NACE MR0175 / ISO 15156 na API 5L Annex H. Isuzuma ry'ubukomere, SSC na HIC rishobora gukorwa kandi rigatangwaho inyandiko.
10. Saba igiciro
Womic Steel itanga ibisubizo by'imiyoboro ya bimetallic ikozwe mu buryo bwihariye - ikoresheje imbaraga z'icyuma cya karuboni n'ubudahangarwa bwa CRA. Dutanga peteroli na gaze mu mazi y'ubujyakuzimu, imiyoboro y'amazi yo ku nyanja, imiyoboro ya hydrogen na CCUS EOR ku isi yose.
Urubuga: www.womicsteel.com
Imeri: sales@womicsteel.com
Terefone / WhatsApp / WeChat:
Victor: +86 15575100681
Jack: +86 18390957568
Womic Steel – Umufatanyabikorwa wawe wizeye mu ikoranabuhanga ry’imiyoboro ifatanye mu byuma, ushyigikira imishinga y’ingenzi yo guhindura ingufu hamwe n’imiyoboro iramba kandi ihendutse.










