API 5Lka kakaretso e bua ka phala ea tšepe ea liphaephe (pipeline pipe) ea ts'ebetsong ea maemo, phaephephala ea tšepeho kenyeletsoa seamless tšepe pipe le welded tšepe phala mekhahlelo e 'meli. Hajoale liphaepheng tsa oli re tloaetse ho sebelisa phala ea tšepe e cheselitsoeng mofuta oa spiral submerged arc welded pipe (SSAW), phala e otlolohileng e kentsoeng ka metsing arc (LSAW), pipe ea ho tjheseletsa e hanyetsang (ERW), phala ea tšepe e se nang moroaloka kakaretso e sebelisoa ka phaephe bophara ka tlase ho 152mm.
Tekanyetso ea naha ea GB/T 9711-2011 pipe ea tšepe bakeng sa tsamaiso ea lipeipi tsa lipeipi indastering ea oli le khase e hlophisitsoe ho latela API 5L.
GB/T 9711-2011 e totobatsa litlhoko tsa tlhahiso bakeng sa liphaephe tsa tšepe tse se nang seam le tse cheselitsoeng tsa maemo a mabeli a tlhahiso ea lihlahisoa (PSL1 le PSL2) bakeng sa litsamaiso tsa lipeipi tsa liphaephe indastering ea oli le khase. Ka hona, tekanyetso e sebetsa feela ho liphaephe tsa tšepe tse se nang moeli le liphaephe tsa tšepe tse cheselitsoeng bakeng sa lipalangoang tsa oli le khase, 'me ha li sebetse ho lipeipi tsa tšepe.
Mephato ya Tshipi
Likarolo tsa tšepe tsa lisebelisoa tse tala bakeng sa liphaephe tsa tšepe tsa API 5L standard ena ke GR.B, X42, X46, X52, X56, X60, X70, X80, joalo-joalo. Litekanyetso tsa tšepe tsa liphaephe tsa tšepe li fapane, le litlhoko tsa lisebelisoa tse tala. 'me tlhahiso e boetse e fapane, empa lik'habone tse lekanang pakeng tsa lihlopha tse fapaneng tsa tšepe li laoloa ka thata.
Litekanyetso tsa boleng
Boemong ba phala ea API 5L, litekanyetso tsa boleng (kapa litlhoko) tsa pipe ea tšepe li arotsoe ka PSL1 le PSL2. PSL ke khutsufatso ea boemo ba tlhahiso ea lihlahisoa.
PSL1 e fana ka boemo bo akaretsang ba litlhoko tsa boleng ba liphaephe; PSL2 e eketsa litlhoko tse tlamang bakeng sa sebopeho sa lik'hemik'hale, ho tiea ho hoholo, thepa ea matla, le li-NDE tse ling.
Nako ea poso: Jun-24-2024
