1. Valve e amohela sebopeho se otlolohileng.
2. E le ho qoba ho phunyeletsa ka lebelo le phahameng la seaplane ha sekala sa ho tiisa nakong ea tšebeliso, tekanyo ea ho tiisa e nka sebopeho sa setulo sa li-valve tse peli, ho qala ho phunya le ho thibela thepa e utsoitsoeng, le ho sebelisa mochine oa ho phunya ho etsa hore sebaka sa ho tiisa se itlhoekise, kahoo se rarolle ka ho feletseng Ha valve e koetsoe, hobane sephahla se silafetseng se na le bothata ba ho tiisa holim'a metsi. ho dutla le bophelo bo bokgutshwane ba tshebeletso.
3. Khokahano pakeng tsa 'mele le bonnet ea valve ea lefats'e e khahlanong le scouring e nang le bophara ba lebitso la DN≤50mm ke khokahanyo ea li-clamp pin shaft,' me kamano pakeng tsa 'mele le bonnet ea valve ea lefats'e e khahlanong le scouring ka holimo ho DN65 ke khokahanyo e ikemetseng ea flange. sebopeho. Mehaho ena ka bobeli e bonolo ho qhaqha, ho bokana, ho bolokehile ebile ho ka tšeptjoa.
4. Liphaephe tsa makala lipheletsong tse peli tsa valve li kopantsoe ke welding.
5. Setulo sa valve le "valve disc sealing surface" li entsoe ka cobalt e entsoeng ka ntle ho naha. Sebaka sa ho tiisa se na le litšoaneleho tsa boima bo phahameng, ho hanyetsa abrasion le ho hanyetsa abrasion.
6. Nitrided steel e sebelisoa e le thepa ea stem ho etsa hore bokaholimo ba kutu ka mor'a hore nitriding e be le boima bo phahameng, ho hanyetsa ho roala, ho hanyetsa ho hlaka, ho hanyetsa kutu le bophelo bo bolelele ba tšebeletso.
Nako ea poso: Mar-08-2024