Molamu o bulehileng / o motšo o lefifi oa nodular cast iron flange heke ke mofuta oa thepa ea tšepe e entsoeng ka nodular e entsoeng ka valve ea heke ea flange, e nang le matla a phahameng, ho hanyetsa le ho sebetsa hantle ha litšisinyeho tsa lefatše. Mofuta ona oa valve o sebelisoa haholo mecheng e fapaneng ea kaho, peterole, indasteri ea lik'hemik'hale, kalafo ea metsi le likarolo tse ling ho fihlela ho khaola, ho potoloha le ho laola mecha ea litaba ea liphaephe.
Li-valve tsa heke ea molamu / molamu o lefifi oa ductile iron flange li kenyelletsa DN250, DN300, DN400, DN500, DN600, DN700, DN800 le DN900 le boholo bo bong ho fihlela litlhoko tsa khokahano ea liphaephe tse fapaneng. Mokhoa oa ho hokahanya ha valve ke khokahanyo ea flange, e leng bonolo ho e kenya le ho e boloka.
Molamu o bulehileng le molamu o lefifi ke mekhoa e 'meli ea ts'ebetso ea nodular cast iron flange heke valve. Ts'ebetso ea molamu e bulehileng e bolela hore ho bula le ho koala ha valve ho sebetsa ka ho toba kutung ea valve ka lebili la letsoho, 'me ts'ebetso e bonolo ebile e bonolo. Ts'ebetso ea molamu o patiloeng ke ho fetola motsamao o potolohang oa lebili la letsoho ka thipa ea stem nut hore e be motsamao o otlolohileng oa kutu ea valve, e le hore valve e bulehe kapa e koetsoe. Ts'ebetso ea molamu o lefifi e tsitsitse ho feta ts'ebetso ea molamu o bulehileng, e loketseng khatello e phahameng, li-valve tse kholo tsa bophara.
Ka kakaretso, molamu o bulehileng / molamu o lefifi oa ductile iron flange heke e nang le thepa e ntle ea thepa le mefuta e sa tšoaneng ea boholo, e sebelisoang haholo mererong ea mefuta eohle, bakeng sa ts'ebetso e sireletsehileng le e ka tšeptjoang ea tsamaiso ea liphaephe e fana ka tiiso e matla.
