Ikopanye le rona bakeng sa Litlhaloso le Litekanyo tsa Liphaephe tsa Tšepe tsa Morao-rao.
Mofani oa Pile ea Tšepe ea ASTM A500 Grade B/C | Pipe ea Tšepe ea Khabone ea Sebopeho bakeng sa Kaho ea Motheo, ea Leoatleng le ea Borokho
| Paramethara ea Sehlahisoa | Lintlha tsa Tlhaloso |
| Mesebetsi ea Tlhahiso | Ho theha ERW, LSAW le SSAW hoa fumaneha |
| Bophara ba Kantle | 13.7mm ~ 2235mm (1/4''~ 88''), OD e ikhethileng ka projeke |
| Botenya ba lebota | 1.65mm ~ 25.4mm, e koahelang kemiso ea liphaephe tsa Sch10 ho isa ho XXS |
| Bolelele bo Fumanehang | Boholo bo tsitsitseng: 6m/12m/20ft/40ft; bolelele bo sa reroang ba SRL/DRL; bolelele ba ho seha bo entsoeng ka mokhoa o ikhethileng bo ka ba 18m+ |
| Index ea Mekaniki | |
| Sehlopha sa B | Sehlopha sa B: Min YS 290MPa(42000psi), Min TS 400MPa(58000psi), Min Elong.23% |
| Sehlopha sa C | Sehlopha sa C: Min YS 317MPa(46000psi), Min TS 427MPa(62000psi), Min Elong.21% |
| Litlolo tsa Lik'hemik'hale | B: C≤0.26%, Mn≤1.35%, P/S≤0.035% |
| Sehlopha sa B | C: C≤0.23%, Mn≤1.35%, P/S≤0.035% |
| Sehlopha sa C | Cu≥0.20% boikhethelo bakeng sa ts'ebetso e ntle ea ho thibela mafome |
| Mamello ea Tekanyo | OD(≥2"): ±0.75%; Boima: ±10% botenya bo tloaelehileng; |
| Ho otloloha: ≤1/8'' × (bolelele ka ft÷5) | |
| Likhetho tsa Bokaholimo le Khahlanong le ho Senyeha | Pente e ntšo e hlobotseng/e tlotsitsoeng ka oli, e thibelang mafome, e nang le galvanizing ea HDG (max 550g/㎡ zinc), e koahetsoeng ka 3PE / FBE |
| Qetella ho Sebetsa | Qetello e se nang letho/e bevelled, poleiti ea qetello e welded, seeta sa ho khanna se kobehileng, mokotlana oa ho phahamisa, lesale la ho tšehetsa le masoba a phunngoeng |
| Lipampiri tsa Boleng | Tlaleho ea teko ea fektheri ea EN10204-3.1 MTC, UT/RT NDT; tlhahlobo ea motho oa boraro ke SGS/BV/TUV/Intertek |
Lintlha tsa Tekheniki
Liqubu tsa Liphaephe tsa Tšepe tsa ASTM A500Sebopeho sa Lik'hemik'hale
| Karolo | Sehlopha sa A (%) | Sehlopha sa B (%) | Sehlopha sa C (%) |
| Khabone (C), boholo | 0.26 | 0.26 | 0.23 |
| Manganese (Mn), boholo | 1.35 | 1.35 | 1.35 |
| Fosforasi (P), boholo | 0.035 | 0.035 | 0.035 |
| Sebabole (S), boholo | 0.035 | 0.035 | 0.035 |
| Koporo (Cu), bonyane ① | 0.2 | 0.2 | 0.2 |
Liqubu tsa Liphaephe tsa Tšepe tsa ASTM A500Thepa ea Mechini
| Sehlopha | Matla a ho Tenyetseha (metsotso) | Matla a Tekanyo (metsotso) | Ho lelefatsa ka 2" (50mm), min |
| A | 45,000 psi (310 MPa) | 39,000 psi (269 MPa) | 25% |
| B | 58,000 psi (400 MPa) | 46,000 psi (315 MPa) | 23% |
| C | 62,000 psi (425 MPa) | 50,000 psi (345 MPa) | 21% |
Liphaephe tsa ASTM A500Boholo
| Litlhaloso tse Tloaelehileng tsa ho Romela Linaheng Tse Ling (Kereiti ea 3 e Tummeng Haholo) | |||||
| NPS | OD (mm) | Botenya ba lebota | Boima (kg/m2) | Kemiso e Tloaelehileng | Kopo ea mantlha |
| 16" | 406.4 | 0.375" (9.52mm) | 92.5 | STD | Li-terminal tsa kou, kaho e akaretsang |
| 16" | 406.4 | 0.500" (12.70mm) | 121.8 | 40 | Metheo ea moea ea lebopong la leoatle, lipier tsa borokho |
| 18" | 457 | 0.500" (12.70mm) | 137.4 | 40 | Meaho e boima ea indasteri, metheo e tebileng |
| 24" | 609.6 | 0.500" (12.70mm) | 183.2 | 40 | Liqubu tse kholo tse bophara, meaho ea leoatle |
| 24" | 609.6 | 0.750" (19.05mm) | 271.8 | XS | Lisebelisoa tsa mojaro o boima haholo, ho khanna ka lefika |
| 30" | 762 | 0.625" (15.88mm) | 287.5 | 40 | Li-platform tsa kantle ho naha, metheo ea terminal ea LNG |
| 36" | 914.4 | 0.750" (19.05mm) | 392.3 | 40 | Merero e meholo, marokho a tšelang leoatle |
| Mokhoa oa Tlhahiso khahlanong le Bokhoni ba Boholo | |||||
| Tshebetso | OD e phahameng ka ho fetisisa (mm) | Boima bo phahameng (mm) | Bolelele ba Bolelele (m) | Ho Bokgoni ba Litšenyehelo | Molemo ka ho Fetisisa Bakeng sa |
| SSAW (Spirale) | 3200 | 30 | 6-18 | E phahameng ka ho fetisisa | Bophara bo boholo, botenya bo mahareng ba lebota (16"-48") |
| LSAW (JCOE) | 1422 | 50 | 6-15 | Holimo | Lebota le teteaneng haholo (≥1.0"), litlhoko tse matla haholo |
| ERW | 660 | 25 | 6-12 | Mahareng | Bophara bo bonyenyane ho isa ho bo mahareng, botenya bo tloaelehileng ba lebota |
| Ha e na seamless | 1016 | 100 | 6-12 | E tlase ka ho fetisisa | Litšebeliso tse bohlokoa, libaka tse senyang |
Tobetsa Konopo e ka ho le letona
Sehlopha sa Tšepe sa Borenae fana ka mefuta e felletseng ea kalafo ea bokaholimo bo loantšang mafome bakeng saLiqubu tsa liphaephe tsa tšepe tsa ASTM A500, e akaretsang lits'ebetso tse tloaelehileng tsa ka hare ho naha le libaka tse matla tsa leoatle, tsa lebopong le tsa ka tlas'a lefatše tse senyang. Re fana ka likhetho tse tenyetsehang tsa ho koahela ho lumellana le tekanyetso e fapaneng ea projeke le litlhoko tsa bophelo ba tšebeletso.
1. Bokaholimo ba Tšepe e Ntšo
Qetello ea tšepe e ntšo ea pele ha e na lesela le eketsehileng, le kopantsoeng le phekolo ea kamehla ea ho thibela mafome e tlotsitsoeng ka oli. Ke khetho e theko e tlaase, e loketseng merero ea kaho ea ka hare ho naha e tloaelehileng, mesebetsi ea kaho ea ka tlung le likarolo tse hlokang ho seha habeli, ho tjheseletsa le ho sebetsa hape. Qetello ena e fana ka ts'ebetso ea motheo e tsitsitseng 'me e fihlela litlhoko tsa nako e khuts'oane tsa ho thibela mafome le ts'ebeliso ea sebopeho tsa boenjiniere bo tloaelehileng ba motheo.
2. Sekoahelo sa Fusion Bonded Epoxy (FBE)
Sekoahelo sa FBE ke kalafo e sireletsang e nang le lera le le leng e sebetsang hantle e sebelisoang ka boqhetseke holim'a liphaephe tsa tšepe. Ka botsitso bo ikhethang ba lik'hemik'hale, se hanela khoholeho e tsoang ho asiti, alkali, letsoai le mefuta e fapaneng ea lik'hemik'hale. Ka matla a matla a ho kopanya le khanyetso e ntle ea ho khohlela, sekoahelo sena se fana ka tšireletso e tšoarellang nako e telele khahlanong le mafome, e loketseng libaka tsa indasteri, maemo a ho kopana le lik'hemik'hale le meaho ea motheo ea ka tlas'a lefatše e nang le litlhoko tse tiileng tsa ho tšoarella.
3. Sekoahelo sa Thibelo ea ho Senyeha sa Mealo e Mengata sa 3PE
Seaparo se kopaneng sa 3PE sa mekhahlelo e meraro ke tharollo e kholo ea ho thibela ho bola bakeng sa maemo a boima a boenjiniere, e entsoeng ka sistimi ea sebopeho ea profeshenale ea mekhahlelo e meraro: lera la primer la epoxy, lera la sekhomaretsi se mahareng le lera la tšireletso la polyethylene le ka ntle. Moralo oa sebopeho o kopaneng o fihlella motsoako o phethahetseng oa ho hanyetsa ho bola ha lik'hemik'hale, ho hanyetsa tšusumetso ea mechini le ts'ebetso ea ho thibela ho kenoa ha metsi.
Ka lebaka la ho ikamahanya ha yona le maemo a feteletseng, sistimi ya ho roka ya 3PE e sebediswa haholo boenjiniereng ba lebopong la lewatle, meahong ya lewatle, mererong ya motheo wa lewatle, le mesebetsing ya qubu ya diphaephe tse patilweng ka ditlhoko tse hodimo bakeng sa ho thibela tshenyo le bophelo bo bolelele ba tshebeletso.
1. Metheo ea Lebota la Kamore e ka Tlase:Kaho ea ka tlas'a lefatše bakeng sa mehaho e melelele, lifeme, matlo a polokelo, mehaho ea khoebo le ea bolulo. Metheo ea liqubu (mefuta eohle ea kaho ea meaho).
2. Metheo ea Liqubu tsa Borokho:Metheo e behang bakeng sa marokho a litsela tse kholo, marokho a terene, le litsela tsa litoropo. Metheo e behang bakeng sa marokho a noka, letša le leoatle.
3. Kaho ea Kou:Motheo oa ho jara mojaro bakeng sa liteishene tsa kou, mabala a likepe le lipoleiti tsa kou. Litšebeletso tsa ho tlisa thepa tse boima le thepa ea kou.
4. Merero ea Matla a Moea le Boenjiniere ba Likepe tsa Leoatle:Metheo ea liturbine tsa moea tse tsoang lebōpong la leoatle. Moralo oa tšehetso bakeng sa liforomo tsa leoatle, liphaephe tsa leoatle, liphaephe tsa leoatle, mabota a leoatle le ka nako e ts'oanang Malapeng a bolulo Khanyetso ea maqhubu, khanyetso ea maqhubu le ts'enyeho ea leoatle.
5. Boenjiniere ba Meaho bo Boholo:Metheo e boima e nang le liqubu tse bophara bo boholo bakeng sa mesebetsi e meholo ea boenjiniere ba sechaba (matamo, liteishene tsa terene e tsamaeang ka tlas'a lefatše, le lithanele). Tšehetso bakeng sa mechini ea indasteri le meroalo ea meaho.
1) Ofisi ea Lekala - tšehetso ea batho ba buang Sepanishe, thuso ea ho tlosa thepa ea lekgetho, jj.
2) Ho na le lithane tse fetang 5,000 tsa setoko, ka mefuta e fapaneng ea boholo
3) E hlahlobiloe ke mekhatlo e nang le matla a ho laela e kang CCIC, SGS, BV, le TUV, ka liphutheloana tse tloaelehileng tse loketseng ho sesa leoatleng
Sephutheloana se le seng:Lithapo tsa tšepe bakeng sa ho sebetsana habonolo Liboloko tsa lehong kapa dunnage li beoa pakeng tsa li-stack ho thibela ho fetoha ha litho nakong ea ts'ebetso ea ho romela. Kalafo ea bokaholimo (boikhethelo): Pente e ntšo, oli e thibelang mafome, filimi ea polasetiki. Liqubu tsa galvanized li ka boela tsa phutheloa ka filimi ea polasetiki e sireletsang ea nakoana ho thibela ho ngoapa bokaholimo. Sephutheloana se ikhethileng sea fumaneha.
2 Tlhahisoleseding ea Thomello:Bolelele bo Tloaelehileng bo Setokong: 6m, 12m. Bolelele: bo tloaelehileng le bo ikhethileng. Li tla le Terene ea Leoatle le Tšebeliso ea Tsela E loketse lipalangoang tsa likepe, tsa terene kapa tsa tsela, hape li matla ka ho lekaneng ha li sebelisoa tseleng. Nako ea ho tlisoa ke matsatsi a 15-30 kamora ho fumana tefo, ho latela bongata le litlhaloso. E sebetsa ho kantle ho naha, ka tokomane e felletseng (Setifikeiti sa Teko, Lethathamo la ho Paka, Bili ea Lipalangoang).
3 Mekhoa ea ho sebetsana le mathata:U se ke ua sebelisa li-sling kapa lihakisi tse se nang li-pad ho kopana ka ho toba le bokaholimo ba phaephe e leng se ka bakang phetoho ea phaephe. Boloka sebakeng se pholileng, se omileng le se nang le moea o kenang hantle. Ho qoba mafome pele u kenya. Thepa e kholo le e boima e tlameha ho latela melao ea lehae ea ho romela thepa.
P1: Ke engPhaephe ea tšepe ea ASTM A252?
Ke liphaephe tsa tšepe tse sebelisoang bakeng sa ho cheka, metheo, marokho, libaka tsa ho koalla likepe le libaka tsa mosebetsi oa kaho.
P2: Ke lintlha life tse teng setokong?
Sehlopha sa 1, 2, le 3 – Sehlopha sa 1 se sebetsa bakeng sa ho kenya thepa ka tsela e bobebe, Sehlopha sa 2 se sebelisoa bakeng sa moaho o akaretsang, Sehlopha sa 3 se omisa ka thata.
P3: U na le boholo bofe?
Bophara: 4"–24" (114–610mm)
Botenya ba lebota: 5–25mm
Bolelele: 6–12m kapa ho latela litlhoko tsa hau
P4: Na liqubu tsena li hloekisitsoe ka pente e benyang?
E - E kentswe ka galvanized e chesang, e manehilwe ka epoxy kapa e pentilwe bakeng sa tshireletso ya tshenyo.
P5: Ke mofuta ofe oa setifikeiti o fanoang?
Liqubu tsohle tse kenyellelitsoeng tlhahlobo ea MTC ea motho oa boraro lia fumaneha.
P6: Liqubu li romelloa joang?
E tlamiloe ka maqhama a tšepe
Ho tlisoa ka bongata kapa liphalete tsa lehong.
Ka likatiba tsa ho qetela le kalafo ea ho thibela mafome
P7: Na nka fumana boholo bo ikhethileng?
E, re ka u fa bophara, bolelele le limaraka tse ikhethileng bakeng sa projeke ea hau.
P8: Mokhoa oa ho khetha sehlopha se nepahetseng?
Ho ipapisitsoe le bokgoni ba ho jara, boemo ba mobu le tshebediso ya kaho. Tshehetso ho tswa ho boenjiniere.
P9: Nako e tloaelehileng ea ho tlisa thepa ke efe?
Matsatsi a 15-30, ho latela bongata le mokhoa oa ho iketsetsa.
Lintlha tsa ho ikopanya
Aterese
Sebaka sa indasteri ea nts'etsopele ea Kangsheng,
Setereke sa Wuqing, toropo ea Tianjin, China.
Imeile
Mohala
Lihora
Mantaha-Sontaha: Tšebeletso ea lihora tse 24
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