20# phala ea tšepe e se nang seamless hangata e sebelisa 20# boleng bo phahameng ba k'habone tšepe e le thepa e tala, e leng phala ea tšepe ea boleng bo holimo e sa keneng mochesong e sebelisoang hangata ho aha meaho le meaho ea mochini.

20 # tšepe e na le litšobotsi tse latelang: polasetiki e ntle le weldability e matla. Ka lebaka la matla a eona a tlaase, e loketse ho sebetsana le serame le litšoantšo tse se nang matla a phahameng.

20# seamless tšepe pipe e ka sebelisoa liindasteri tse latelang:

1. Bakeng sa liphaephe tsa boiler tsa khatello e tlaase le e bohareng, tekanyo ea ts'ebetsong keGB 3087, e sebelisetsoang ho etsa li-tubes tsa superheater le li-tubes tsa lebota tse pholileng ka metsi tsa li-boilers tse mahareng le tse tlase (khatello e sebetsang ≤5.9 MPa), e leng mocheso o phahameng (≤480℃) + tikoloho ea mouoane oa metsi ka nako e telele.

2. Petroleum fracturing pipes, tekanyetso ea ts'ebetsong keGB 9948, e sebelisetsoang li-reactors, mocheso oa mocheso, joalo-joalo oa likarolo tsa ho hloekisa peterole, ho kopana le mecha ea litaba ea acidic (H₂S, CO₂) le khatello e phahameng (ho fihlela ho 15 MPa)

3. Lisebelisoa tsa manyolo tse nang le khatello e phahameng, tekanyetso ea ts'ebetsong keGB 6479, e sebelisetsoang lisebelisoa tsa manyolo tse nang le khatello e phahameng (10 ~ 32 MPa) tse kang synthetic ammonia le urea, tse amanang le mecha ea litaba e senyang haholo (e kang metsi ammonia, urea melt)

Liphaephe tsa tšepe tse se nang metsi tse chesang tse chesang bakeng sa litšehetso tsa hydraulic, tekanyetso ea ts'ebetsong keGB/T17396, e sebelisetsoang litšiea tsa tšehetso ea haeteroliki le li-jack merafong ea mashala, 'me e mamella meroalo e fapa-fapaneng ea maqhubu a phahameng (50 ~ 100 MPa) le ho sisinyeha ho matla.