Kufotokozera Zamankhwala Vavu ya mpira patatha zaka zopitilira theka la chitukuko, tsopano yakhala kalasi yayikulu yogwiritsidwa ntchito kwambiri.Ntchito yayikulu ya valavu ya mpira ndikudula ndikulumikiza madzi mu payipi; Itha kugwiritsidwanso ntchito pakuwongolera madzimadzi. ndi control.Ball valve ili ndi makhalidwe ang'onoang'ono kukana kuyenda, kusindikiza bwino, kusintha mofulumira komanso kudalirika kwakukulu. Vavu ya mpira imapangidwa makamaka ndi thupi la valavu, chivundikiro cha valve, tsinde la valve, mpira ndi mphete yosindikizira ndi mbali zina, ndi ...
Kufotokozera Zamankhwala Vavu ya mpira patatha zaka zopitilira theka la chitukuko, tsopano yakhala kalasi yayikulu yogwiritsidwa ntchito kwambiri.Ntchito yayikulu ya valavu ya mpira ndikudula ndikulumikiza madzi mu payipi; Itha kugwiritsidwanso ntchito pakuwongolera madzimadzi. ndi control.Ball valve ili ndi makhalidwe ang'onoang'ono kukana kuyenda, kusindikiza bwino, kusintha mofulumira komanso kudalirika kwakukulu. Vavu ya mpira imapangidwa makamaka ndi thupi la valavu, chivundikiro cha valve, tsinde la valve, mpira ndi mphete yosindikizira ndi mbali zina, ndi ...
Kufotokozera Kwazinthu Mpira wa valavu ya mpira woyandama umathandizidwa momasuka pa mphete yosindikiza. Pansi pa mphamvu yamadzimadzi, imakhala yolumikizidwa kwambiri ndi mphete yosindikizira yakumtunda kuti ipangitse chisindikizo cham'mphepete mwa mtsinje wokhazikika. Mpira wa valve wokhazikika wokhala ndi shaft yozungulira mmwamba ndi pansi, umakhazikika mu mpirawo, chifukwa chake, mpirawo umakhazikika, koma mphete yosindikiza ikuyandama, mphete yosindikiza yokhala ndi masika ndi kuthamanga kwamadzimadzi kuti...