M'dziko lovuta kwambiri la machitidwe owongolera madzimadzi, kugwira ntchito ndi mphamvu ya mavavu agulugufe kumadalira kwambiri kusankha kwa zida zopangira mipando. Nkhaniyi ikufotokoza za kusiyana pakati pa zinthu ziwiri zomwe zimagwiritsidwa ntchito mu izi
(Mafotokozedwe achidule)Mavavu obwera kuchokera kunja kwenikweni amatanthauza mavavu ochokera kumitundu yakunja, makamaka mitundu yaku Europe, America ndi Japan.Mavavu olowa kunja makamaka amatanthauza ma valve ochokera kumitundu yakunja, makamaka ku Europe, America ndi Japan. Mitundu ya mankhwala o
(Kufotokozera mwachidule)Kusamala pakuyika ndi kukonza ma valve otetezera: Njira zodzitetezera pakuyika ndi kukonza ma valve otetezera:(1) Vavu yotetezedwa yomwe yangoyikidwa kumene iyenera kutsagana ndi chiphaso choyenereza zinthu, ndipo m
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
Ma valve a butterfly amapezeka paliponse m'mafakitale ambiri chifukwa chowongolera bwino komanso kuphweka. Chinthu chofunika kwambiri chomwe chimatsimikizira mphamvu ya ma valve awa ndi mpando wa valve. M'nkhaniyi, tiwona mpando wa butterfly valve