Phaephe ea ho Welding ea Arc e Koahetsoeng ka Nako e Telele (LSAW)
LSAW (Ho Wellisa Arc e Keneng ka Morao ka Longitudinal):Sena se bolela mokhoa oa tlhahiso.
Longitudinal: Seam ea weld e tsamaea ka ho lekana le bolelele ba phaephe (ka mola o otlolohileng). Sena se fapane le HSAW/SSAW (Helical/Spiral Submerged Arc Welding), moo weld e leng spiral.
Ho Welding ea Arc e Kenelletseng ka Tlase (SAW): Ts'ebetso ea ho welding ea boleng bo holimo moo arc e qoelisoang ka tlas'a lera la fusible flux. Sena se lumella ho kenella mochesong o tebileng, se etsa weld e matla haholo, e ts'oanang, 'me se hlahisa qetello e boreleli ntle le ho fafatsa.
Seho se Otlolohileng se nang le Mahlakore a Mabeli:Sena se hlalosa tšobotsi ea 'mele ea weld.
Phaephe e etsoa ka poleiti e le 'ngoe ea tšepe (skelp) e phuthoang ka har'a silindara, e leng se etsang moalo o le mong o otlolohileng.
Mahlakore a Mabedi: Ho tjheseletsa ho etswa kahare le kantle ho phaephe. Sena se bohlokwa kaha se netefatsa hore boleng ba tjheseletsa bo hodimo haholo, e leng se etsang hore e kgone ho sebetsana le kgatello e phahameng le ditshebediso tse boima.
| Bophara ba Kantle | 406-1422MM |
| Botenya | 6.0-50.0MM (mamello +/-10-12%) |
| Bolelele | 6M-12M |
| E tloaelehileng | API 5L, ASTM A53, ASTM A252 |
| Kereiti ea Tšepe | Sehlopha sa B, x42, x52 |
| Lipheletso tsa Liphaephe | Lipheletso tse betliloeng tse nang le kapa tse se nang tšireletso ea tšepe ea pheletso ea phaephe |
| Bokaholimo ba Phaephe | Botsho ba Tlhaho kapa bo Pentiloeng bo Botsho kapa bo Koahetsoeng ka 3PE |
Likopo tsa mantlha tsa Liphaephe tsa Tšepe tsa LSAW
| Sehlopha sa Kopo | Tšebeliso e Ikhethang | Hobaneng LSAW e Sebelisoa |
| Liphaephe tsa Oli le Khase tse Lebopong/Lebopong | Liphaephe tsa phetisetso bakeng sa oli e tala, khase ea tlhaho le lihlahisoa tse hloekisitsoeng. | E sebetsana le likhatello tse phahameng haholo tsa kahare, e hanela likhatello tsa kantle, 'me e ka koaheloa bakeng sa tšireletso ea mafome libakeng tse thata. |
| Litšebeletso tsa Khatello e Phahameng | Mouoane o nang le khatello e phahameng, mela ea phepelo ea lik'hemik'hale, le lipalangoang tsa lerōle. | Kaho e tiileng e ka mamella khatello e sa khaotseng le e matla ntle le ho hloleha. |
| Meaho ea Leoatle le ea ho Khomarela | Ho bokella metheo bakeng sa marokho, likou le liforomo tsa lebopong la leoatle. | Mabota a maholo a bophara le a teteaneng a fana ka tšehetso e kholo ea sebopeho le bokhoni ba ho jara mojaro. Hangata a khannoa ka botebo mobung. |
| Boenjiniere ba Meaho le Kaho | Litšiea tsa meaho bakeng sa mehaho e melelele, mabala a lipapali le mehaho e meholo. | E sebelisoa e le "lipilara tsa liphaephe" tse tletseng konkreite (CFST) ho fana ka matla le botsitso bo makatsang mohahong oa mantlha. |
| Phetisetso ea Metsi | Metsi a maholo a bophara ba metsi le li-penstock bakeng sa lifeme tsa motlakase oa metsi. | E khona ho tsamaisa metsi a mangata tlas'a khatello e phahameng. |
Lisetifikeiti tsa Liphaephe tsa Tšepe tsa LSAW
- Sistimi ea HSE ea ISO9001 le ISO14001 le ISO45001.
- API Spec 5L e nang le tšebeletso ea Sour bakeng sa linepipe.
- Letšoao la CE bakeng sa phaephe ea EU CPR le PED.
- ISO17025 bakeng sa laboratori.
Lethathamo la Tumello ea Liphaephe tsa Tšepe tsa LSAW
ADNOC le li-EPC tse ngata lapeng le linaheng tse ling.
Taolo ea Boleng ba Liphaephe tsa Tšepe tsa LSAW
Laboratori ea rona e thehiloe ho latela litlhoko tsa CNAS le API 5L PSL2.
- Teko ea lik'hemik'hale
- Teko ea ho tsikinyeha
- Teko ea tšusumetso ea CVN e phahameng ka ho fetisisa -70°C
- Teko ea DWT e phahameng ka ho fetisisa -60°C
- Teko ea Metallographic
- Teko ea ho thatafala
- Teko ea ho koahela
Re hahile sistimi ea ho latela mohlala ho latela phaephe e 'ngoe le e 'ngoe ho tloha poleiting ho ea phaepheng e felileng ka nomoro ea phaephe le ho boloka rekoto bonyane lilemo tse 2.
Hobaneng Liphaephe tsa LSAW li Khethiloe bakeng sa Likopo tsa Maemo a Phahameng
Matla a Phahameng le Tekanyetso ea Khatello:Ts'ebetso ea SAW e mahlakore a mabeli e etsa weld e matla joaloka, kapa e matla le ho feta, tšepe ea motheo ka boeona. Sena se etsa hore e be e loketseng lits'ebetso tsa khatello e phahameng.
Bophara bo boholo le mabota a teteaneng:Liphaephe tsa LSAW li ka hlahisoa ka bophara bo boholo haholo (hangata ho tloha lisenthimithara tse 16 ho isa ho lisenthimithara tse 60 kapa ho feta) le ka mabota a teteaneng haholo, e leng se ke keng sa etsahala ka lits'ebetso tse nyane tsa liphaephe joalo ka ERW (Electric Resistance Welding).
Ho nepahala ho Hlollang ha Tekanyo:Li na le litekanyo tse tsitsitseng le chitja, e leng sa bohlokoa bakeng sa kaho ea lipeipi le merero ea meaho.
E loketse bakeng sa Liaparo:Moko oa tsona o otlolohileng le bokaholimo bo boreleli li etsa hore li tšoanelehe hantle bakeng sa ho sebelisa liphahlo tse fapaneng tse sireletsang (joalo ka FBE Fusion Bonded Epoxy, 3LPE/3LPP) le li-lining (mohlala, ho koahela boima ba konkreite bakeng sa liphaephe tse lebōpong la leoatle). Bokaholimo bo boreleli, bo tsitsitseng bo etsa bonnete ba hore phahlo e khomarela hantle 'me e etsa mosebetsi oa eona oa tšireletso.
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