Triple-eccentric structure of bidirectional pressure butterfly valve Oct 30, 2021 Industry news 429 Views Share: PREVIOUS:What is the difference between bidirectional and unidirectional of butterfly valve? NEXT:Features of triple eccentric metal hard seal butterfly valve Related The principle and function of electric regulating valveElectric valve and pneumatic valveWhat is the difference between bidirectional and unidirectional of butterfly vaPneumatic ball valve structure and working principleThreaded Connection Of Plug Valve