Peipi e cheselitsoeng, eo hape e tsejoang e le phala ea tšepe e cheselitsoeng, ha e le hantle e entsoe ka poleiti ea tšepe kapa strip e cheselitsoeng ka mor'a ho qhibiliha le ho theha.Peipi ea tšepe e cheselitsoeng e na le melemo ea ts'ebetso e bonolo ea tlhahiso, ts'ebetso e phahameng ea tlhahiso, mefuta e mengata le litlhaloso, le lichelete tse fokolang tsa thepa, empa matla a eona a kakaretso a tlase ho feta a phala ea tšepe e se nang moeli.Ho tloha lilemong tsa bo-1930, ka tsoelo-pele e potlakileng ea tlhahiso ea boleng bo phahameng ba ho roala le tsoelo-pele ea theknoloji ea ho tjheseletsa le theknoloji ea tlhahlobo, boleng ba seam se cheselitsoeng bo 'nile ba ntlafatsoa khafetsa, mefuta e fapaneng le litlhaloso tsa phala ea tšepe e entsoeng ka tšepe e ntse e eketseha, le tšepe e se nang seamless. pipe e nketsoe sebaka libakeng tse ngata le ho feta.Welded tšepe liphaephe li arotsoe ka otlolohile seam welded phala le spiral welded phala ho ea ka mofuta oa tjheseletsa.

一.Classification of Welded Pipes Welded tubes

Liphaephe tse cheselitsoeng li arotsoe ho latela ts'ebeliso ea tsona: li boetse li arotsoe ka liphaephe tse cheselitsoeng ka kakaretso, lipeipi tse cheselitsoeng ka oksijene, liphaephe tse cheselitsoeng ka oksijene, matsoho a terata, lipeipi tse cheselitsoeng ka metric, liphaephe tse sa sebetseng, liphaephe tse tebileng tsa pompo, liphaephe tsa koloi, liphaephe tsa transfoma, tse tšesaane tse tšesaane. - lipeipi tse nang le mabota, lipeipi tse cheselitsoeng tse sa tloaelehang le lipeipi tse cheselitsoeng ka spiral.

二.Mefuta e fapaneng ea Kopo ea Pipe e Welded

Lihlahisoa tsa lipeipi tse cheselitsoeng li sebelisoa haholo ka boiler, koloi, mohaho oa likepe, ho haha ​​​​mamati a boima a bobebe le lifensetere tsa tšepe, thepa ea ka tlung, mechine e mengata ea temo, ho qhekella, liphaephe tsa terata, lishelefo tse phahameng, lijana le tse ling tse joalo. e ka fihlela litlhoko tsa bareki, phala e khethehileng e sa tloaelehang e cheselitsoeng e ka etsoa ho latela litlhoko tsa mosebelisi.

三.KHOPOLO EA HO BALA MOKHOA OA BOIMA OA PIPI E CHESELETSENG  

Ho na le mekhoa ea ho bala boima ba phala e cheselitsoeng.

Boima ba khopolo-taba ka mithara ea pipe ea tšepe (boima ba tšepe ke 7.85 kg / dm3)

Foromo: W = 0.02466 (DS)S

Ka mokhoa oa ho bala, boima ba theory ea pipe ea W-steel ka mithara, kg / m;

D - bophara ba ka ntle ka lebitso la pipe ea tšepe, mm;

S - botenya ba lerako le bitsoang phala ea tšepe, mm.

四.Tlhaloso ea Semmuso le Tšebeliso ea Indasteri ea Pipe e Welded

Thepa e tala e sebelisoang holim'a leloala la welded tube plate ke tšepe kapa tšepe.E ka aroloa ka phala e cheselitsoeng ka sebōpi, phala ea motlakase e cheselitsoeng le phala e ikemetseng ea arc ka lebaka la theknoloji e fapaneng ea tjheseletsa.Ho ea ka mefuta e fapaneng ea tjheseletsa, e ka aroloa ka ho otloloha seam welded phala le spiral welded pipe.per sebopeho qetellong, e ka aroloa ka chitja welded phala le phala e khethehileng e bōpehileng joaloka welded phala (sekwere phala phala bataletseng joalo-joalo) .Liphaephe tse cheselitsoeng li ka aroloa ka mekhahlelo e latelang ho latela lisebelisoa le ts'ebeliso ea tsona:

1. GB/T3091-1993 (Galvanized Welded Steel Pipe for Low Pressure Fluid Conveyance)

Haholo-holo e sebelisoa bakeng sa ho tsamaisa metsi, khase, moea, oli, ho futhumatsa metsi a chesang kapa mouoane le maro a mang a akaretsang a tlase le liphaephe tse ling.Boitsebiso ba eona ba moemeli ke tšepe ea grade Q235A.

2. GB/T3092-1993 (Galvanized Welded Steel Pipe for Low Pressure Fluid Conveyance)

Haholo-holo e sebelisoa bakeng sa ho tsamaisa metsi, khase, moea, oli, ho futhumatsa metsi a chesang kapa mouoane le maro a mang a akaretsang a tlase le liphaephe tse ling.Boitsebiso ba eona bo emetseng ke tšepe ea boleng ba Q235A.

3. GB/T 14291-1992 (Peipi e Welded bakeng sa Sepalangoang sa Metsi a Merafo)

E sebelisoa haholo bakeng sa khatello ea moea ea morafo, drainage, drainage ea khase ea shaft e nang le phala ea tšepe e otlolohileng ea seam.Boitsebiso ba eona ba moemeli ke grade Q235A le B tšepe.GB/T 14980-1994 (Pipe e Khōlō ea Tšepe e Cheselitsoeng ka Diameter bakeng sa Phallo ea Mokelikeli o Tlase).E sebelisoa haholo-holo bakeng sa ho tsamaisa maro a tlaase a khatello e kang metsi, likhoerekhoere, khase, moea, ho futhumatsa mouoane le merero e meng.Boitsebiso ba eona ba moemeli ke tšepe ea grade Q235A.

4. GB/T12770-1991 (peipi e cheselitsoeng e sa hloekang bakeng sa sebopeho sa mochini)

E sebelisoa haholo bakeng sa mechini, likoloi, libaesekele, thepa ea ka tlung, mokhabiso oa hotele le hotele le likarolo tse ling tsa mochini le likarolo tsa meralo.Lisebelisoa tsa moemeli oa eona ke 0Cr13, 1Cr17, 00Cr19Ni11, 1Cr18Ni9, 0Cr18Ni11Nb, joalo-joalo.

GB/T12771-1991 (Peipi ea tšepe e sa hloekang e Welded bakeng sa Lipalangoang tsa Mokelikeli)

Haholo-holo e sebelisetsoa ho fetisa mecha ea litaba e senyang ka khatello e tlase.

Lisebelisoa tsa moemeli ke 0Cr13, 0Cr19Ni9, 00Cr19Ni11, 00Cr17, 0Cr18Ni11Nb, 0017Cr17Ni14Mo2, joalo-joalo.