Pipe ea tšepe e se nang seamless API5L GRB ke thepa ea lipeipi ea tšepe e sebelisoang hangata, e sebelisoang haholo liindastering tsa oli, khase le tse ling. "API5L" ea eona ke tekanyetso e entsoeng ke American Petroleum Institute, 'me "GRB" e bontša boemo le mofuta oa thepa, eo hangata e sebelisetsoang liphaephe tsa khatello. Monyetla oa liphaephe tsa tšepe tse se nang moeli o itšetlehile ka thepa ea tsona e babatsehang ea mochine le ho hanyetsa kutu, 'me li ka sebetsa ka mokhoa o tsitsitseng libakeng tse thata tse nang le mocheso o phahameng le khatello e phahameng.

Likarolo tsa mantlha tsa lik'hemik'hale tsa API5L GRB liphaephe tsa tšepe tse se nang moroalo li kenyelletsa khabone, manganese, sebabole, phosphorus, joalo-joalo, 'me li na le weldability e ntle le polasetiki ka mor'a ts'ebetso e thata ea kalafo ea mocheso. Mofuta ona oa pipe ea tšepe o atisa ho sebelisoa ho tsamaisa metsi le likhase, haholo-holo ts'ebetsong le ho tsamaisa libaka tsa oli le khase, ho netefatsa polokeho le katleho.

ASTM A53, ASTM A106leAPI 5Lke litekanyetso tse tharo tse tloaelehileng tsa phala ea tšepe e se nang moeli, e 'ngoe le e' ngoe e loketse maemo a fapaneng a kopo.

Tekanyetso ea ASTM A53 e sebelisoa haholo masimong a kang matla, kaho le lik'hemik'hale tsa petrole. Pipe ea tšepe ea tekanyo ena e loketse khatello e tlaase le maemo a tlaase a mocheso, 'me hangata e sebelisetsoa ho tsamaisa metsi, khase le metsi a mang. E na le matla a matle le ho cheseha, 'me e loketse ho etsa liphaephe tse fapaneng le likarolo tsa sebopeho.

Tekanyetso ea ASTM A106 e shebana haholo le mocheso o phahameng le lits'ebetso tsa khatello e phahameng mme e loketse indasteri ea oli le khase. Liphaephe tsa tšepe tse se nang moeli tsa tekanyetso ena li sebelisoa haholo-holo bakeng sa ho tsamaisa mouoane, metsi a chesang le oli. Ba ka boloka thepa e ntle ea mochini mochesong o phahameng ho netefatsa polokeho le botsitso ba liphaephe.

Tekanyetso ea API 5L e etselitsoe indasteri ea oli le khase 'me e loketse lipeipi tsa phetisetso ea khatello e phahameng. Liphaephe tsa tšepe tse se nang seam tse finyellang maemo ana li na le khanyetso e ntle ea kutu le khatello ea khatello, ho netefatsa ts'ebetso e sireletsehileng tlas'a maemo a feteletseng. Liphaephe tsa API 5L hangata li sebelisoa ts'ebetsong le lipalangong tsa libaka tsa oli le khase ho netefatsa hore metsi a tsamaisoa hantle.

Litekanyetso tsena tse tharo tsa liphaephe tsa tšepe tse sa tsitsang li na le litšobotsi tsa tsona, tse koahelang maemo a fapaneng a ts'ebeliso ho tloha khatellong e tlaase ho ea ho khatello e phahameng, ho tloha mocheso o tlase ho ea ho mocheso o phahameng, ho finyella litlhoko tse fapaneng tsa indasteri, le ho fana ka tiiso bakeng sa polokeho le katleho.