Peipi e cheselitsoengka kakaretso arotsoe ka otlolohile seam welded phala le spiral welded phala mefuta e 'meli.

Mokhoa oa ho cheselletsa

Ho tloha ts'ebetsong ea ho tjheseletsa, mokhoa oa ho tjheseletsa oa phala ea spiral welded le pipe e otlolohileng ea seam e tsitsitse, empa phala e otlolohileng ea seam e nang le tjheseletso e tla ba le litšepe tse ngata tse nang le sebōpeho sa t, kahoo monyetla oa liphoso tsa weld o boetse o ntlafatsoa haholo. t-shaped seam welding residual stress e kholoanyane, boemo ba khatello ea tšepe ea weld hangata ka litsela tse tharo bo eketsa monyetla oa ho phatloha. 'Me, ho ea ka melao ea tsamaiso ea ho tjheseletsa arc, e mong le e mong o tla ba le arc le arc. ka, empa mong le e mong otlolohile seam welded phala ha tjheseletsa girth, a ke ke a kopana le maemo a, kahoo ho ka ba le ho feta ka arc tjheseletsa mefokolo.

Litšobotsi tsa matla

Ha khatello ea phala mamella, hangata tse peli tse ka sehloohong khatello ea kelello leboteng, hore radial le axial khatello ea kelelloδ.Synthetic weld stressδ, kaeα ke angle ea helix ea pipi ea spiral weld.Spiral welded seam degree helix angle hangata ke ea maiketsetso, 'me spiral weld Longitudinal stress ke eona khatello ea mantlha.Tlas'a khatello e tšoanang ea ts'ebetso, phala ea spiral ea bophara bo lekanang le botenya ba Longitudinal lebota e ka fokotsoa.

Matla a phatlohileng a hydrostatic

Ka papiso e loketseng teko ho netefatsa spiral welded pipe le Longitudinal chai chai khatello le phatlohile khatello e lekantsoeng le litekanyetso tsa khopolo-taba..bapisa, ho kheloha ho atametse.Empa hore na ke chai khatello ea kelello kapa phatlohile khatello, ba ne ba ka tlaase ho feta Longitudinal spiral welded.Ho phatloha teko e boetse e bontša hore sekhahla sa deformation lesale spiral welded phala phatloha Longitudinal haholo kholo ho feta molomo.Kahoo o ile a tiisa hore spiral welded polasetiki deformation bokgoni ho feta Longitudinal, ho qhomisa molomo ka kakaretso koaletsoeng sekontiri se metsi, e leng katoloso ea spiral weld ho tabola ho tswa ho phello e matla e tlamang ka lebaka la.

Ho thatafala le matla a mokhathala

Tloaelo ea tsoelo-pele ea liphaephe ke bophara bo boholo le matla a phahameng.Ka keketseho ea bophara ba phala le sekhahla sa tšepe se ntse se eketseha, mokhoa o moholo oa ho atolosoa ha ductile fracture.Leha peipi e cheselitsoeng ka spiral le phala e otlolohileng ea seam e otlolohileng e na le boemo bo ts'oanang, peipi e cheselitsoeng ka spiral e na le tšusumetso e matla.Liphaephe tsa phetisetso ka lebaka la palo ea phetoho ts'ebetsong ea 'nete, phala e ba le phello e sa reroang ea mojaro.