Bongata ba ho robeha ha O-ring ho etsahala ka litiiso tse holimo.Li-ring tsa O-ring ke mofuta oa tiiso ea rabara ea holim'a metsi e nang le sepakapaka se pota-potileng, karolo ea sefapano e na le sebōpeho sa O, kahoo e bitsoa O-ring, e leng tiiso e sebelisoang haholo mekhoeng ea ho tiisa hydraulic le pneumatic.Ha thepa ea tiiso e brittle, leha ho le joalo, ha ho na ho khomarela ka thata ho litlhaloso tsa welding le phekolo ea mocheso, mapetsong a khatello ea kelello a ka etsahala habonolo.Kapa khetho e fosahetseng ea thepa le mefuta ea meralo e sa etselitsoeng ho kopana le mocheso oa sistimi le khatello le tsona li ka baka liketsahalo tsa fracture.Nakong ea ts'ebeliso, sebaka sa ho tiisa se boetse se na le tšekamelo ea ho senya liketsahalo tse kang hydrogen embrittlement.
Joale na fractures ea O-ring e ntse e ka lokisoa?Karabo e hlakileng ke e, pele ho tsohle, re lokela ho tlosa mapetsong ka hloko, esita le ho phatloha ho honyenyane ho lokela ho hlaka le ho hloeka, ho otloloha ho bona 'mele o khanyang, ha ho na liphoso ho fihlela joale.Lintho tse nang le lerōle tse feteletseng li lokela ho tlosoa, li hloekisoe ka molamu o motle oa ho tjheseletsa oa polasetiki ebe o khaola hore e be qubu ho e sireletsa.Haeba stacked tjheseletsa cracking tšekamelo ea karolo ea lintho tse bonahalang, stacked weld tlase lera sebelisa mposo ea molemo polasetiki ea lera phetoho, ho ka thibela lera holim'a petsoha.The weld e lokela ho ba e khutšoanyane ka hohle kamoo ho ka khonehang ho fokotsa mocheso o amehileng sebakeng seo le ho thibela ho senyeha ha sebaka sa ho tiisa sa (tiiso).Pele cladding tjheseletsa ho preheat, ka mor'a hore tjheseletsa insulation lieha tsidifatso, ho sireletsa ho thibela moea ka holong, ho sireletsa welded ho tiisa holim'a metsi.Kamora ho pholile butle, ebe o sebetsa le ho theha.
Ammonia ke khase e sireletsang e sa monngoeng ke tšepe le terata, 'me tšepe le motsoako oa terata ha li hoholehe.Sebaka se amehileng ke mocheso se senyenyane 'me ha se bake slag le porosity ka holim'a lera,' me deformation e nyenyane.Welding nozzle le ho tiisa holim'a ho boloka angle e khōloanyane kapa paatsepama, e le hore tharollo kamehla behoa tlas'a tšireletso ea khase gram, sethunya tjheseletsa ho etsa swing e itseng, phepelo terata e lokela ho ba junifomo.Qetellong ea filler e holim'a sefahleho, terata e eketsehileng ea welding e lokela ho eketsoa.Ebe butle-butle u hule 'me u sireletse sethunya ha u ntse u phahamisa, ka mor'a hore letamo le qhibilihisitsoeng le bata hanyenyane, khaotsa ho fepa khase ho phethela tokiso.
Nako ea poso: Mar-28-2023
