Ductile Cast Iron Rubber Flap Onani Vavu

Valve yowunikira, yomwe imadziwikanso kuti valavu yanjira imodzi, valavu yoyang'ana, valavu yakumbuyo yakumbuyo, valavu yamtunduwu imatsegulidwa ndi kutsekedwa ndi mphamvu yomwe imapangidwa ndikuyenda kwa sing'anga yokha mu payipi, ndipo ndi ya valve yokhayokha.Ntchito ya valve yowunikira ndikuletsa kubwereranso kwa sing'anga, kusinthasintha kwa mpope ndi galimoto yake yoyendetsa galimoto, ndi kutulutsidwa kwa sing'anga mu chidebe.Valve yoyang'ana pawiri-plate ndi mtundu wodziwika kwambiri wa valavu yoyendera.Posankha zinthu zosiyanasiyana, valavu yoyang'ana yopyapyala ingagwiritsidwe ntchito pamadzi, nthunzi, mafuta mu petrochemical, zitsulo, mphamvu yamagetsi, mafakitale opepuka, chakudya ndi mafakitale ena., nitric acid, acetic acid, amphamvu oxidizing sing'anga ndi urea ndi zina.

Chophimba cha rabara chimapangidwa ndi mbale yachitsulo, ndodo yolakwika ndi nsalu yolimba ya nayiloni monga chothandizira, ndipo wosanjikiza wakunja wokutidwa ndi mphira.Moyo wosinthira ma valve ukhoza kufika nthawi 1 miliyoni.Valavu imagwiritsa ntchito mapangidwe a malo othamanga, omwe ali ndi zizindikiro za kutaya mutu pang'ono, osati zosavuta kuunjikira zinyalala zosiyanasiyana, ndikukonza mosavuta.Valavu ndi yoyenera kwambiri popangira madzi ndi ngalande ndipo imatha kuyikidwa pamalo otulutsira madzi a pampu kuti iteteze kubweza ndi nyundo yamadzi kuti isawononge mpope.Valavu imatha kukhazikitsidwanso papaipi yolowera m'malo olowera madzi ndi mapaipi otuluka m'malo osungiramo madzi kuti ateteze kubweza kwa madzi am'dziwe munjira yoperekera madzi.