What is Cast Iron Wafer Butterfly Valve? A wafer style butterfly shutoff is made to make the total elimination of a control shutoff from a pipeline very easy, without influencing the stability of the line. In the 'wafer' variation, the value is pushed in between or attached with flanges https://stephenvaazz.oblogation.com/36540869/understanding-the-advantages-applications-industrial-piping-systems-resilient-affordable-flow-control-service-valves-for-actors-iron-wafer-butterfly-shutoff