Emavalvu ebutterfly asetjentiswe kakhulu iminyaka leminyenti kumaphrojekthi lamaningi emhlabeni wonkhe futsi afakazele likhono lawo ekwenteni umsebenti wawo ngoba akabiti kakhulu futsi kulula kuwafaka uma kucatsaniswa naletinye tinhlobo temavalvu ekuhlukanisa (sib. emavalvu esango).
Tinhlobo letintsatfu tivame kusetjentiswa mayelana nekufakwa lokungu: Lug luhlobo ,Wafer luhlobo kanye double-flanged.
Luhlobo lwe Lug lunetimbobo talo letishaywe (letintsambo letinsikati) letivumela emabhawudi kutsi afakwe kuyo kusuka kutotimbili tinhlangotsi.
Loku kuvumela kucedza noma nguliphi luhlangotsi lweluhlelo lwemapayipi ngaphandle kwekususa ivalve ye butterfly ngetulu kwekugcina insizakalo ngakulolunye luhlangotsi.
Kubalulekile futsi kutsi wati kutsi awudzingi kuvala lonkhe luhlelo kute uhlante, uhlole, ulungise, noma ufake esikhundleni se-valve ye-lug butterfly (bewutawudzinga nge-valve ye-wafer butter).
Letinye tincazelo kanye nekufakwa akucabangi lesidzingo ikakhulukati etindzaweni letibucayi njengekuxhumana kwemaphampu.
Emavalvu lamavivane lanemaflang lamabili angaphindze abe yintfo lekhetsiwe ikakhulukati ngemaphayiphi lamakhulu lanebukhulu (sibonelo lesingentasi sikhombisa 64 ku Diameter pipe).
Seluleko sami:Hlola imininingwane yakho kanye nekufakwa kute ucinisekise kutsi luhlobo lwe-wafer alufakwa emaphuzwini labalulekile emgceni longadzinga noma ngabe nguyiphi inhlobo yekunakekelwa noma kulungisa ngesikhatsi semphilo yenkonzo esikhundleni saloko, sebentisa luhlobo lwelug lweluhlu lwetfu lwemapayipi embonini yetinsita tekwakha.
Sikhatsi sekuposa: Disemba-25-2017
