Ho bokella asephara se tjheseletsa, kenya pheletso ea phala ka 2/3 ea bophara bo ka hare baflangele lethebaweld the flangeho phala. Haeba ke tekanyo tube, letheba weld ho tloha holimo, ka nako eo hlahloba boemo bacalibration flangeho tloha ka litsela tse fapaneng ho sebelisa lisekoere tsa 90 ° 'me u fetole sefahleho sa tiiso ho ea moeling o bohareng perpendicular ho setshelo. Peipi. Kamora ho se na liphoso, bona weld ntlha ea bobeli e ka tlase.
Pele o bokellaflange, hloekisa le hloekisabokahodimo ba flange, haholo-holo sebaka se tiisang. Ho bokella asephara se tjheseletsa, kenya pheletso ea phala ka 2/3 ea bophara bo ka hare baflangele lethebaweld the flangeho phala. Haeba e le tekanyo phala, letheba tjheseletsa ho tloha ka holimo, ka nako eo hlahloba boemo ba flange calibration ho tloha ka litsela tse fapaneng sebelisa lisekoere 90 ° 'me fetola ho tiisa sefahleho ho boemo perpendicular ho centerline phala. Kamora ho se na liphoso, bona weld ntlha ea bobeli e ka tlase.
Sheba le ho lokisa boemo ba flange ho tloha ho le letšehali ho ea ho le letona u sebelisa rula ea 90 °. Kamora ho feta tlhahlobo, tjheseletsa ntlha ea boraro le ea bone ho phethela weld le flange fixation. Ha ho bokelloa para eaflanges, likoti tsa bolt tsa flange ea lisebelisoa tse ka morao li lokela ho lumellana le likoti tse tsamaisanang tsa bolt tsa flange e tsitsitseng le ho bapisa le flange e tsitsitseng. Boholo ba flange ea sesebelisoa se ka morao ha ea lokela ho feta 1.5 ‰ ea bophara ba flange le ho feta 2 mm.
Ha u khetha li-flange tsa lisebelisoa kapa li-valve component flanges, ela hloko hore na boholo ba khokahanyo ea pelethepa flangeskapa karolo ea valveflangesdi fapane le tse sebedisoang ho piping.FlangedLetlapa la rabara ea upholstered ke lisebelisoa tse sebelisoang haholo bakeng sa kopano ea cushion,flangeletlapa la rabara le khokahanyo ea letlapa la asbestos le tlhokomelo ea lisebelisoa tse tloaelehileng. Letlapa la rabara hangata le bua ka lakane ea rabara ea indasteri, e tsejoang hape e le letlapa la rabara e senyehileng kapa lakane ea rabara.
Rubber asbestos board e boetse e tsejoa e le boto ea rabara ea asbestos. Hangata e sebelisoa e le li-gaskets bakeng sa ho tiisa bokaholimo ba lisebelisoa leliphaephe. Mecha ea litaba e ka 'na ea e-ba metsi, mouoane, moea, likhase tse fapa-fapaneng, ammonia, lye le lihlahisoa tsa petroleum bakeng sa ho kopanya, ho hokahanya le ho hlokomeloa, joalo-joalo. Li-flange fasteners ke liboutu, linate le lisebelisoahokela li-flanges.