Amapayipi ensimbi angahlukaniswa ngokuya ngenqubo yokugoqa, kungakhathaliseki ukuthi kukhona ama-seams noma cha, kanye nokuma kwesigaba. Ngokwesigaba senqubo yokugoqa, amapayipi ensimbi angahlukaniswa ngamapayipi ensimbi ashisayo kanye namapayipi ensimbi abandayo; ngokuya ngokuthi amapayipi ensimbi anemithungo yini, amapayipi ensimbi ahlukaniswe abe amapayipi ensimbi angenamthungo namapayipi ensimbi ashiselwe, phakathi kwawo okuvame ukusetshenziswa amapayipi ensimbi ashiselwe angahlukaniswa abe amapayipi ashiselwe imvamisa ephezulu ngokusho kohlobo lokushisela. , umthungo oqondile wepayipi elishiselwe i-arc elishiselwe, ipayipi elishiselwe i-arc elijikelwe ngaphansi kwamanzi, njll.
Ugqinsi lwezindonga zepayipi lensimbi engenamthungo liwugqinsi futhi ubukhulu bobubanzi buncane. Kodwa-ke, ububanzi bepayipi bulinganiselwe, ukusetshenziswa kwalo nakho kulinganiselwe, futhi izindleko zokukhiqiza, ikakhulukazi izindleko zokukhiqiza zamapayipi ensimbi angenasici amakhulu, ziphakeme kakhulu.
Ipayipi elishiselwe imvamisa ephezulu linomumo omuhle weshubhu kanye nogqinsi lwezindonga ezifanayo. Ama-burrs angaphakathi nangaphandle akhiqizwe ukushisela alungiswa ngamathuluzi ahambisanayo, futhi ikhwalithi ye-welding seam ilawulwa ngokuqinile ngokuhlolwa okungonakalisi kwe-inthanethi. Izinga le-automation liphezulu futhi izindleko zokukhiqiza ziphansi. Kodwa-ke, ubukhulu bodonga buncane kakhulu futhi ububanzi bepayipi buncane kakhulu, obufaneleka ngokukhethekile ukwenza izakhiwo ze-pipe truss ezakhiweni zensimbi.
Umthungo oqondile wepayipi oshiselwe i-arc welding wamukela inqubo yokushisela engaphansi kwe-arc enamacala amabili, eshiselwa ngaphansi kwezimo ezimile, ikhwalithi yokushisela iphezulu, i-weld ifushane, futhi amathuba okuba nokukhubazeka mancane. Ipayipi lensimbi linwetshwa kubo bonke ubude, umumo wepayipi muhle, usayizi unembile, ububanzi bodonga lwamapayipi ensimbi kanye nobubanzi bepayipi ububanzi bubanzi, izinga le-automation liphezulu, futhi izindleko zokukhiqiza ziphansi uma ziqhathaniswa nepayipi lensimbi elingenamthungo, elifanele izakhiwo, amabhuloho, amadamu, namapulatifomu angasogwini Isakhiwo sensimbi esilinganayo esinezinsika, izakhiwo zesakhiwo se-super-span kanye nesakhiwo sokumelana nomhlaba okudinga ukumelana ne-poleke tower.
Umthungo we-welding wepayipi elishiselwe i-arc elihlanganisiwe lisakazwa ngokuzungeza, futhi umthungo wokushisela mude. Ikakhulukazi lapho i-welding ngaphansi kwezimo eziguquguqukayo, i-welding seam ishiya indawo yokwenza ngaphambi kokupholisa, futhi kulula kakhulu ukukhiqiza imifantu eshisayo ye-welding. Ngakho-ke, izindawo zayo zokugoba, eziqinile, ezicindezelayo kanye ne-torsional ziphansi kakhulu kunamapayipi e-LSAW, futhi ngesikhathi esifanayo, ngenxa yokulinganiselwa kwendawo yokushisela, ama-welds amise okwesihlalo sehhashi kanye ne-fish-ridge-shaped akhiqizwa athinta ukubukeka. Ngaphezu kwalokho, phakathi nenqubo yokwakha, ulayini onqamulayo ushisela endaweni yepayipi elishiselwe elisontekile lahlukanisa umphetho ovunguzayo, okuholela ekucindezelekeni okukhulu kokushisela, ngaleyo ndlela kwenza buthaka kakhulu ukusebenza kokuphepha kwengxenye. Ngakho-ke, ukuhlolwa okungabhubhisi kwe-spiral weld weld weld kufanele kuqiniswe. Qinisekisa ikhwalithi yokushisela, ngaphandle kwalokho ipayipi elishiselwe i-arc elijikelwe emanzini akufanele lisetshenziswe ezikhathini ezibalulekile zesakhiwo sensimbi.
Isikhathi sokuthumela: Mar-22-2022