Liphaephe tse welded tsa Longitudinal Submerge-arc tse kgutshwanyane bakeng sa phaephe ya LSAW ke mofuta wa phaephe ya tshepe eo moamo wa yona wa ho weld o bapileng le phaephe ya tshepe ka bolelele, mme thepa e tala ke poleiti ya tshepe, kahoo botenya ba lebota la diphaephe tsa LSAW bo ka ba boima haholo mohlala 50mm, ha bophara ba kantle bo lekanyeditswe ho 1420mm ka ho fetisisa. Phaephe ya LSAW e na le monyetla wa tshebetso e bonolo ya tlhahiso, bokgoni bo phahameng ba tlhahiso, le ditjeo tse tlase.
Phaephe e Welded ea Arc e Kenngoeng ka Metsi a Mabeli (DSAW) ke mofuta oa phaephe ea tšepe e nang le seam e entsoeng ka tšepe e kobehileng e le thepa e tala, hangata e futhumatsoang 'me e tjheselletsoa ka mokhoa oa ho tjheseletsa ea arc e kenelletseng ka mahlakore a mabeli ka boiketsetso. Kahoo bolelele bo le bong ba phaephe ea DSAW e ka ba limithara tse 40 ha bolelele bo le bong ba phaephe ea LSAW e le limithara tse 12 feela. Empa botenya bo boholo ba lebota la liphaephe tsa DSAW e ka ba 25.4mm feela ka lebaka la moeli oa likhoele tse phutholohileng tse chesang.
Tšobotsi e ikhethang ea phala ea tšepe e spiral ke hore bophara ba kantle bo ka etsoa bo boholo haholo, Cangzhou Spiral Steel Pipes Group Co.ltd e ka hlahisa liphaephe tse kholo tsa bophara tse nang le bophara ba kantle ba 3500mm ka ho fetisisa. Nakong ea ts'ebetso ea ho theha, khoele ea tšepe e fetoloa ka ho lekana, khatello e setseng e nyane, 'me bokaholimo ha bo ngoape. Phaephe ea tšepe e spiral e sebetsitsoeng e na le ho tenyetseha ho hoholo ka boholo ba bophara le botenya ba lebota, haholo-holo tlhahisong ea phaephe e kholo, e teteaneng ea lebota, le bophara bo bonyenyane bo nang le phaephe e kholo ea botenya ba lebota, e nang le melemo e ke keng ea bapisoa ho feta lits'ebetso tse ling. E ka fihlela litlhoko tse ngata tsa basebelisi litlhalosong tsa phaephe ea tšepe e spiral. Ts'ebetso e tsoetseng pele ea ho tjheseletsa arc e ka tlas'a mahlakore a mabeli e ka etsa ho tjheseletsa boemong bo botle ka ho fetisisa, e leng se seng bonolo ho ba le liphoso tse kang ho se lumellane hantle, ho kheloha ha ho tjheseletsa le ho kenella ho sa fellang, 'me ho bonolo ho laola boleng ba ho tjheseletsa. Leha ho le joalo, ha ho bapisoa le phaephe e otlolohileng ea seam e nang le bolelele bo tšoanang, bolelele ba weld bo eketseha ka 30 ~ 100%, 'me lebelo la tlhahiso le tlase.
Nako ea poso: Pulungoana-14-2022