Mau oyamba a Gulugufe MavavuButterfly mavavu, zigawo zofunika m'kachitidwe ka madzimadzi, amadziwika chifukwa cha kayendetsedwe kabwino ka kayendetsedwe kake, kapangidwe kake, ndi mtengo-mwachangu. Ntchito yapadera ya valavu ya butterfly imaphatikizapo malo a disc
(Kufotokozera mwachidule)Fluoroelastomer ndi copolymer ya vinyl fluoride ndi hexafluoropropylene. Kutengera kapangidwe kake ka maselo ndi zinthu za fluorine, ma fluoroelastomers ali ndi kukana kwamankhwala osiyanasiyana komanso kukana kutentha kochepa.
● Mau oyamba a Bray Teflon Butterfly ValvesM'dziko la mafakitale, kulondola komanso kuchita bwino ndikofunikira. Chimodzi mwazinthu zofunika kwambiri zomwe zimathandizira izi ndi valavu ya gulugufe, makamaka, mphete yosindikizira ya butterfly ya bray teflon. Zodziwika f
(Mafotokozedwe achidule)O-ring ndi mtundu wa mphete yosindikizira ya rabara yokhala ndi mtanda wa annular-gawo, ndipo mtanda wake-gawo lake ndi O-ring,O-ring ndi mtundu wa mphete yosindikizira ya rabara yokhala ndi mtanda wa annular-gawo, ndi mtanda-gawo lake