API 5L PSL2Pipe ea tšepe ea LSAW
Pipe ea tšepe ea LSAW e entsoe ka tšepe e ka tlung e hlahisoang le ho qhibiliha ka sebōping sa motlakase, e tšoaroang ka li-slags tsa maiketsetso le ho lahleloa ke li-casters tse tsoelang pele.Ts'ebetso ea ho etsa tšepe e sebelisitsoeng e tiisa ho fihleloa ha tšepe e hloekileng ea lik'hemik'hale ho ipapisitsoe le litaba tsa sebabole le phosphor tse fanang ka thepa e phahameng ea ho tsitsisa, ductility le corrosion resistance ea liphaephe tse lokelang ho sebetsoa ka mocheso o tlase mecheng ea litaba tse fapaneng tsa kutu.
Ho roala ho sebelisa leloala la ho phunya mochine oa khatiso le leloala le tsoelang pele le nang le mandrel e tsitsitseng ho lumella mamello e tiileng ea ho lekanya ho fumanoa le ho tiisa ho haella ha 'mele oa liphaephe le mefokolo ea holim'a metsi.
E le hore ho finyelloe tšepe e phahameng ea tšepe le ea ductility hammoho le sebopeho sa eona se hlokahalang, ho fana ka khanyetso e phahameng ea ho senya mecheng e sa tšoaneng ea ho senya, liphaephe li tšoaroa mocheso ka sebōpi sa marang-rang se tsamaeang ka k'homphieutha.70% ea lipeipi tsa oli li tlas'a phekolo ea mocheso.
Liphaephe li hlahlojoa bakeng sa phallo ea kahare le kantle ka tlhahlobo e ikemetseng e sa senyeheng ea tlhahlobo ea ultrasonic le electromagnetic.Pipe e qetella tlhahlobo ka mor'a hore beveling e etsoe ka ho lemoha phoso ea magnetic-fluoroscopic.
Ha ho ntse ho etsoa liphaephe tsa mohala tse se nang moeli ho netefatsa hore tlhahlobo ea thepa e hanyetsanang le kutu ka haedrojene e kenyelelitsoe mokhoa oa ho petsoha tlas'a NACE MR 02-84 le mokhoa oa ho phunyeha ha sulphide stress corrosion tlas'a NACE MR 01-77.
Api 5l gr.bphala e se nang moroalo
Sepheo sa pipe e se nang seamless ea api 5l gr.b e loketse ho sebelisoa ho tsamaisa khase, metsi le oli liindastering tsa oli le tsa tlhaho.
Karolo ea Lik'hemik'hale
| Standard | Kereiti | C | Mong | P | S |
| API 5L | B | ≤0.28 | ≤1.20 | ≤0.030 | ≤0.030 |
Thepa ea Mechini
| Standard | Kereiti | yield strength(mpa) | tensile strength (mpa) | elongation(%) |
| API 5L | B | 241 | 414 | 21-27 |
API 5L X52 phala ea tšepe
API 5l X52 ke maemo a lipeipi tsa oli.
API SPEC 5L e koahela phala e se nang seamless le phala ea mela e cheselitsoeng.
Tšebeliso: bakeng sa oli, indasteri ea khase ea tlhaho, oksijene, metsi, lipeipi tsa oli;e ka boela ea sebelisoa kahong ea meaho ea boenjiniere, botle ba litsela tsa Linyuan, likanale tsa drainage, moaho oa hook ea tšepe ea semela, tora ea matla a phahameng a motlakase.
API 5L X52 sebopeho sa lik'hemik'hale
| Standard | C(%) | Ti(%) | Mn(%) | P(%) | S(%) |
| API 5L X52 | 0.28 | 0.04 | 1.40 | 0.03 | 0.03 |
API 5L X52 mochini o sireletsang
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Nako ea poso: Oct-08-2019