Uvavanyo lokulungisa iimpazamo ze-Actuator kunye noxinzelelo lwe-Double Eccentric Butterfly Valve Umgaqo oSebenzayo weValve yeButterfly ephindwe kabini Ivalvu yebhabhathane eNgqamileyo neNgqamileyo Ivalvu yeButterfly ephindwe kabini ye-AWWA C504 U
