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Valavu
Valavu iyi ya eccentric iyi imapangidwa molingana ndi miyezo yoyenera ya American madzi amagwira ntchito (AWWA) kapena miyezo yofunikira ndi makasitomala. Imakhala ndi kapangidwe ka eccentric, ndipo mkati mwa njira zotsegulira ndi kutseka, pali mikangano yochepera pakati pa pulagi ndi mpando wa valavu, moyenera kuchepetsa kuvala. Vesi iyi ndi yoyenera kupezeka kwamadzi ndi njira zoyendera ndi njira zina zofananira. Imakhala ndi chisindikizo chabwino kwambiri ndikugwiritsa ntchito kusintha kwa ntchito, ndipo kumatha kuwongolera madzi oyenda ndikuwongolera kuchuluka kwake.
Miyezo Yotsatira:
Zolemba: 5600rl, 5600r, 5800r, 5800HPKapangidwe kake Awwa-c517 Muyezo woyeserera AWWA-C517, MS SP-108 Muyeso wa Chiya En1092-2 / ANSI B16.1 Gulu 125 Muyezo wa Thupi ANSI / ASME B1.20.1-2013 Sing'anga Madzi a madzi / zinyalala Ngati pali chinthu china chofunikira kulumikizana ndi ife, tidzachita ukadaulo kutsatira miyezo yanu yofunikira.
