Mokhoa oa ho cheselletsa phala ea tšepe

Liphaephe tsa tšepe tsa Spiral welded kaofela li amohela mokhoa oa ho tjheseletsa arc ka tlas'a metsi, liphaephe tsa tšepe tse otlolohileng tsa seam li kentse liphaephe tsa tšepe tse otlolohileng tsa seam bakeng sa UOE e khuts'oane, le tjheseletsa e otlolohileng ea seam high-frequency resistance for short ERW.

Ha ho bapisoa le li-arc welding tse ka tlas'a metsi, peipi ea tšepe e nang le maqhubu a phahameng a mangata (RW steel pipe) ha e kenye lisebelisoa tsa ho tjheseletsa nakong ea ts'ebetso.Ka hona, weld e entsoeng e lumellana ka ho feletseng le lik'hemik'hale tsa tšepe ea motheo.Ka mor'a hore phala ea tšepe e chesetsoe, e kenngoa ho etsa khatello ea ka hare ea ho sebetsa ha serame, 'me khatello ea ka hare ea welding e ntlafatsoa, ​​kahoo lisebelisoa tse pharaletseng tsa phala ea tšepe ea ERW li molemo.Empa hajoale, bahlahisi ba emetsoeng ke Shanghai Ellison le Guangdong Panyu Zhujiang Steel Pipe Factory ba hlahisa liphaephe tse ka tlase ho φ355mm, 'me liphaephe tsa khase tse bophara bo boholo li ke ke tsa khethoa.Longitudinal submerged arc welding (UOE iron pipe) e sebelisa post-weld batang process ho atolosa phala, kahoo boholo ba geometric ba pipe ea tšepe ea UOE bo batla bo nepahetse, 'me boleng ba molekane ha phala ea tšepe ea UOE e hokahanngoa e ntle. ho netefatsa boleng ba welding.Karolo ea khatello ea kelello e ka hare e tlosoa.Ho feta moo, tjheseletsa e nang le lithapo tse ngata (tharo-tharo, terata e mene) e sebelisetsoa ho tjheseletsa lipeipi tsa tšepe tsa UOE.Ts'ebetso ena ea tjheseletsa e hlahisa matla a fokolang a mohala nakong ea ho cheselletsa 'me e na le tšusumetso e fokolang sebakeng se amehileng ke mocheso oa tšepe ea motheo.The post-pass welding terata ea multi-wire welding e ka phetha karolo ea ho felisa khatello ea kelello e hlahisoang nakong ea ho tjheseletsa ho terata e fetileng ea welding, ka tsela eo ho ntlafatsa thepa ea mochine ea phala ea tšepe.

Ha ho bapisoa le spiral welded pipe, bolelele ba seam weld ea seam otlolohileng qoelisa arc welded tšepe phala ke e khutsoanyane, kahoo tjheseletsa mefokolo le litšusumetso tse batlang li le nyenyane.Phapeng ea khatello e phahameng, tšepe ea motheo ea phala e otlolohileng ea seam e ka finyella 100% ea ho lemoha liphoso tsa ultrasonic ea lipoleiti tsa tšepe ka bonngoe, ho finyella litlhoko tsa phaephe e phahameng ea khatello bakeng sa tšepe ea motheo.Leha ho le joalo, le hoja ts'ebetso e pharaletseng ea pipe ea tšepe ea UOE e molemo ho feta liphaephe tse ling tsa tšepe, theko ea eona e phahameng e etsa hore basebelisi ba haelloang ke chelete ba nyahame.Li-welds tsa phala ea tšepe ea spiral li arotsoe ka sebopeho sa spiral.Ka kakaretso, sebaka sa weld ea phala ea tšepe, ho kenyelletsa le sebaka se amehileng ke mocheso oa weld, ke karolo e nang le thepa e mpe ea mochini oa phala ea tšepe, ha khatello e phahameng ea kahare ea phala ea khatello e ajoa hammoho le tataiso ea axial, spiral welded pipe will Likarolo tse fokolang li qoba tataiso ea khatello e phahameng ea ka hare, ka tsela eo li ntlafatsa ts'ebetso ea phala ea tšepe.Ho phaella moo, ka lebaka la ho tjheseletsa seam ho thehoa ha phala ea tšepe ea spiral le bophahamo ba seam ea ho tjheseletsa, ho thata le ho feta ho etsa anti-corrosion e ka ntle, 'me ho ka thehoa lekhalo pakeng tsa seams tse peli tsa welding.Theknoloji e ka rarolla anti-corrosion ea phala ea tšepe ea spiral.