Ho bokana ha Replaceable Seat Butterfly Valve Ho qhaqhoa ha Replaceable Seat Butterfly Valve Molao-motheo oa ho sebetsa oa Concentric Butterfly Valve AWWA C504 U mofuta oa Butterfly Valve Soft Replaceable Seat VS Vulcanized Seat Ke Ba Bakae ba Fetohang ho Koala Worm Gear Butterfly Valve Teko ea Khatello ea Motlakase Butterfly Valve DN1800 Valve e kholo ea serurubele e nang le Flanged habeli GGG50 PN16 Valofo ea Butterfly e Habeli e Habeli Lekanya Setulo sa Butterfly Valve Ductile Iron & SS Soft Seat Butterfly Valve teko ea nako ea ho sebetsa ea valve ea motlakase ea serurubele