Ka kakaretso, API 5L e bua ka API 5L line pipe, e leng ka ntle ho mobu oli, khase, metsi, e tsamaisoang ka lipeipi ho ea lik'hamphani tsa indasteri ea oli le khase.

ho latela ts'ebetso ea tlhahiso le palesa ea tube e sebelisitsoeng ka libopeho tse fapaneng, api 5l e ka aroloa ka api 5l seamless steel pipe le api welded steel pipe, har'a bongata ba ts'ebeliso ea phala ea tšepe e entsoeng ka tšepe e fetang phala ea tšepe e se nang seam.

Liphaephe tsa mohala le likarolo tsa lik'hemik'hale

API 5L e ka aroloa ka API 5L PSL 1 le API 5L PSL 2, ho kenyeletsoa boemo ba API 5L PSL 1 'me lihlopha ke: A, B, x42, x46, x52, x56, x60, x65, x70, API 5L PSL 2 level. 'me sehlopha ke B, x42, x46, x52, x56, x60, x65, xx70, x80.boemo bo phahameng ke thepa e matla ea mechine.

Kopo: e sebelisetsoa indasteri ea oli le khase, khase, metsi, lipalangoang tsa oli.

API 5L PSL 1 Sebopeho sa lik'hemik'hale le thepa ea mochine

Tshipi Kereiti ya C(max) Mn(max) P(max) S(max) Matla a tsitsang matla a tholwana

B 0.28 1.20 0.030 0.030 414 241

X42 0.28 1.30 0.030 0.030 414 290

X46 0.28 1.40 0.030 0.030 434 317

X52 0.28 1.40 0.030 0.030 455 359

X56 0.28 1.40 0.030 0.030 490 386

X60 0.28 1.40 0.030 0.030 517 414

X65 0.28 1.40 0.030 0.030 531 448

X70 0.28 1.40 0.030 0.030 565 483

API 5L PSL 2 Sebopeho sa lik'hemik'hale le thepa ea mochine

Tshipi Kereiti ya C(max) Mn(max) P(max) S(max) Matla a tsitsang matla a tholwana

B 0.24 1.20 0.025 0.015 414-758 241-758

X42 0.24 1.30 0.025 0.015 414-758 290-758

X46 0.24 1.40 0.025 0.015 434-758 317-758

X52 0.24 1.40 0.025 0.015 455-758 359-758

X56 0.24 1.40 0.025 0.015 490-758 386-758

X60 0.24 1.40 0.025 0.015 517-758 414-758

X65 0.24 1.40 0.025 0.015 531-758 448-758

X70 0.24 1.40 0.025 0.015 565-758 483-758

API SPEC 5L Line Pipe

API SPEC 5L ts'ebetso ea tlhahiso ea liphaephe tsa mela e arotsoe ka phala ea tšepe e sa tsitsang, phala ea tšepe ea ERW, phala e kentsoeng ka metsing ea arc.Empa ts'ebeliso e ka sehloohong ea phala ea tšepe e se nang seamless (ea Seamless), seam e otlolohileng e phahameng khafetsa ho hanyetsa phala ea tšepe (Motlakase-Resistance Arc Welding, e khutsufalitsoeng e le ERW), LSAW (Longigudinally Submerged Arc Welding short LSAW), spiral submerged arc welded pipe (Spirally) Submerged Arc Welding, e khutšoanyane ho SSAW) tse 'nè.

LSAW pipe e arotsoe ka UO (mokhoa oa ho etsa UOE), RB (RBE), JCO (JCOE) le mefuta e meng.Tšepe poleiti ka bōpa e ne e tla petelitsoe ka U-e bōpehileng joaloka, 'me joale petelitsoe ka O-,' me joale ka hare le ka ntle ho qoelisoa arc tjheseletsa, ka mor'a tjheseletsa, hangata qetellong ea bolelele e feletseng ea expander (Ho atolosa) bitsoa UOE phala e cheselitsoeng, e sa atoloheng e tsejoang ka hore ke phala ea UO.Khatello tšepe poleiti moqolo kobang (Rola Koba), 'me joale ka hare le ka ntle qoelisoa arc tjheseletsa, ka mor'a hore tjheseletsa, ho atolosa RBE phala, kapa ho se atolose phala RB.Molding poleiti ho ea ka mofuta oa JOC-otara ho atolosa JCOE phala kapa ho se atolose JCO phala ka mor'a hore tjheseletsa.LSAW liphaephe ka holimo, tšebeliso ea tloaelehileng ea UOE.The high frequency resistance welding tube ERW tube embryo ka phello ea letlalo le phello e haufi le maqhubu a phahameng a maqhubu ho isa pheletsong ea ho qhibiliha, ebe e petetsa li-rollers tlas'a khatello ea welding, e sa tšoauoeng ke tšepe ea kantle ea filler, sebaka se amehileng ke mocheso, se phahameng. katleho ea tlhahiso.Spiral seam pipe ea SSAW bakeng sa phala ea bolelele bo bolelele e na le nalane e telele, lipeipi tsa China li sebelisoa haholo.